1/* 2 * Copyright (c) 2010 Broadcom Corporation 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17#include <linux/kernel.h> 18#include <linux/delay.h> 19#include <linux/cordic.h> 20 21#include <pmu.h> 22#include <d11.h> 23#include <phy_shim.h> 24#include "phy_qmath.h" 25#include "phy_hal.h" 26#include "phy_radio.h" 27#include "phytbl_lcn.h" 28#include "phy_lcn.h" 29 30#define PLL_2064_NDIV 90 31#define PLL_2064_LOW_END_VCO 3000 32#define PLL_2064_LOW_END_KVCO 27 33#define PLL_2064_HIGH_END_VCO 4200 34#define PLL_2064_HIGH_END_KVCO 68 35#define PLL_2064_LOOP_BW_DOUBLER 200 36#define PLL_2064_D30_DOUBLER 10500 37#define PLL_2064_LOOP_BW 260 38#define PLL_2064_D30 8000 39#define PLL_2064_CAL_REF_TO 8 40#define PLL_2064_MHZ 1000000 41#define PLL_2064_OPEN_LOOP_DELAY 5 42 43#define TEMPSENSE 1 44#define VBATSENSE 2 45 46#define NOISE_IF_UPD_CHK_INTERVAL 1 47#define NOISE_IF_UPD_RST_INTERVAL 60 48#define NOISE_IF_UPD_THRESHOLD_CNT 1 49#define NOISE_IF_UPD_TRHRESHOLD 50 50#define NOISE_IF_UPD_TIMEOUT 1000 51#define NOISE_IF_OFF 0 52#define NOISE_IF_CHK 1 53#define NOISE_IF_ON 2 54 55#define PAPD_BLANKING_PROFILE 3 56#define PAPD2LUT 0 57#define PAPD_CORR_NORM 0 58#define PAPD_BLANKING_THRESHOLD 0 59#define PAPD_STOP_AFTER_LAST_UPDATE 0 60 61#define LCN_TARGET_PWR 60 62 63#define LCN_VBAT_OFFSET_433X 34649679 64#define LCN_VBAT_SLOPE_433X 8258032 65 66#define LCN_VBAT_SCALE_NOM 53 67#define LCN_VBAT_SCALE_DEN 432 68 69#define LCN_TEMPSENSE_OFFSET 80812 70#define LCN_TEMPSENSE_DEN 2647 71 72#define LCN_BW_LMT 200 73#define LCN_CUR_LMT 1250 74#define LCN_MULT 1 75#define LCN_VCO_DIV 30 76#define LCN_OFFSET 680 77#define LCN_FACT 490 78#define LCN_CUR_DIV 2640 79 80#define LCNPHY_txgainctrlovrval1_pagain_ovr_val1_SHIFT \ 81 (0 + 8) 82#define LCNPHY_txgainctrlovrval1_pagain_ovr_val1_MASK \ 83 (0x7f << LCNPHY_txgainctrlovrval1_pagain_ovr_val1_SHIFT) 84 85#define LCNPHY_stxtxgainctrlovrval1_pagain_ovr_val1_SHIFT \ 86 (0 + 8) 87#define LCNPHY_stxtxgainctrlovrval1_pagain_ovr_val1_MASK \ 88 (0x7f << LCNPHY_stxtxgainctrlovrval1_pagain_ovr_val1_SHIFT) 89 90#define wlc_lcnphy_enable_tx_gain_override(pi) \ 91 wlc_lcnphy_set_tx_gain_override(pi, true) 92#define wlc_lcnphy_disable_tx_gain_override(pi) \ 93 wlc_lcnphy_set_tx_gain_override(pi, false) 94 95#define wlc_lcnphy_iqcal_active(pi) \ 96 (read_phy_reg((pi), 0x451) & \ 97 ((0x1 << 15) | (0x1 << 14))) 98 99#define txpwrctrl_off(pi) (0x7 != ((read_phy_reg(pi, 0x4a4) & 0xE000) >> 13)) 100#define wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi) \ 101 (pi->temppwrctrl_capable) 102#define wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi) \ 103 (pi->hwpwrctrl_capable) 104 105#define SWCTRL_BT_TX 0x18 106#define SWCTRL_OVR_DISABLE 0x40 107 108#define AFE_CLK_INIT_MODE_TXRX2X 1 109#define AFE_CLK_INIT_MODE_PAPD 0 110 111#define LCNPHY_TBL_ID_IQLOCAL 0x00 112 113#define LCNPHY_TBL_ID_RFSEQ 0x08 114#define LCNPHY_TBL_ID_GAIN_IDX 0x0d 115#define LCNPHY_TBL_ID_SW_CTRL 0x0f 116#define LCNPHY_TBL_ID_GAIN_TBL 0x12 117#define LCNPHY_TBL_ID_SPUR 0x14 118#define LCNPHY_TBL_ID_SAMPLEPLAY 0x15 119#define LCNPHY_TBL_ID_SAMPLEPLAY1 0x16 120 121#define LCNPHY_TX_PWR_CTRL_RATE_OFFSET 832 122#define LCNPHY_TX_PWR_CTRL_MAC_OFFSET 128 123#define LCNPHY_TX_PWR_CTRL_GAIN_OFFSET 192 124#define LCNPHY_TX_PWR_CTRL_IQ_OFFSET 320 125#define LCNPHY_TX_PWR_CTRL_LO_OFFSET 448 126#define LCNPHY_TX_PWR_CTRL_PWR_OFFSET 576 127 128#define LCNPHY_TX_PWR_CTRL_START_INDEX_2G_4313 140 129 130#define LCNPHY_TX_PWR_CTRL_START_NPT 1 131#define LCNPHY_TX_PWR_CTRL_MAX_NPT 7 132 133#define LCNPHY_NOISE_SAMPLES_DEFAULT 5000 134 135#define LCNPHY_ACI_DETECT_START 1 136#define LCNPHY_ACI_DETECT_PROGRESS 2 137#define LCNPHY_ACI_DETECT_STOP 3 138 139#define LCNPHY_ACI_CRSHIFRMLO_TRSH 100 140#define LCNPHY_ACI_GLITCH_TRSH 2000 141#define LCNPHY_ACI_TMOUT 250 142#define LCNPHY_ACI_DETECT_TIMEOUT 2 143#define LCNPHY_ACI_START_DELAY 0 144 145#define wlc_lcnphy_tx_gain_override_enabled(pi) \ 146 (0 != (read_phy_reg((pi), 0x43b) & (0x1 << 6))) 147 148#define wlc_lcnphy_total_tx_frames(pi) \ 149 wlapi_bmac_read_shm((pi)->sh->physhim, M_UCODE_MACSTAT + \ 150 offsetof(struct macstat, txallfrm)) 151 152struct lcnphy_txgains { 153 u16 gm_gain; 154 u16 pga_gain; 155 u16 pad_gain; 156 u16 dac_gain; 157}; 158 159enum lcnphy_cal_mode { 160 LCNPHY_CAL_FULL, 161 LCNPHY_CAL_RECAL, 162 LCNPHY_CAL_CURRECAL, 163 LCNPHY_CAL_DIGCAL, 164 LCNPHY_CAL_GCTRL 165}; 166 167struct lcnphy_rx_iqcomp { 168 u8 chan; 169 s16 a; 170 s16 b; 171}; 172 173struct lcnphy_spb_tone { 174 s16 re; 175 s16 im; 176}; 177 178struct lcnphy_unsign16_struct { 179 u16 re; 180 u16 im; 181}; 182 183struct lcnphy_iq_est { 184 u32 iq_prod; 185 u32 i_pwr; 186 u32 q_pwr; 187}; 188 189struct lcnphy_sfo_cfg { 190 u16 ptcentreTs20; 191 u16 ptcentreFactor; 192}; 193 194enum lcnphy_papd_cal_type { 195 LCNPHY_PAPD_CAL_CW, 196 LCNPHY_PAPD_CAL_OFDM 197}; 198 199typedef u16 iqcal_gain_params_lcnphy[9]; 200 201static const iqcal_gain_params_lcnphy tbl_iqcal_gainparams_lcnphy_2G[] = { 202 {0, 0, 0, 0, 0, 0, 0, 0, 0}, 203}; 204 205static const iqcal_gain_params_lcnphy *tbl_iqcal_gainparams_lcnphy[1] = { 206 tbl_iqcal_gainparams_lcnphy_2G, 207}; 208 209static const u16 iqcal_gainparams_numgains_lcnphy[1] = { 210 ARRAY_SIZE(tbl_iqcal_gainparams_lcnphy_2G), 211}; 212 213static const struct lcnphy_sfo_cfg lcnphy_sfo_cfg[] = { 214 {965, 1087}, 215 {967, 1085}, 216 {969, 1082}, 217 {971, 1080}, 218 {973, 1078}, 219 {975, 1076}, 220 {977, 1073}, 221 {979, 1071}, 222 {981, 1069}, 223 {983, 1067}, 224 {985, 1065}, 225 {987, 1063}, 226 {989, 1060}, 227 {994, 1055} 228}; 229 230static const 231u16 lcnphy_iqcal_loft_gainladder[] = { 232 ((2 << 8) | 0), 233 ((3 << 8) | 0), 234 ((4 << 8) | 0), 235 ((6 << 8) | 0), 236 ((8 << 8) | 0), 237 ((11 << 8) | 0), 238 ((16 << 8) | 0), 239 ((16 << 8) | 1), 240 ((16 << 8) | 2), 241 ((16 << 8) | 3), 242 ((16 << 8) | 4), 243 ((16 << 8) | 5), 244 ((16 << 8) | 6), 245 ((16 << 8) | 7), 246 ((23 << 8) | 7), 247 ((32 << 8) | 7), 248 ((45 << 8) | 7), 249 ((64 << 8) | 7), 250 ((91 << 8) | 7), 251 ((128 << 8) | 7) 252}; 253 254static const 255u16 lcnphy_iqcal_ir_gainladder[] = { 256 ((1 << 8) | 0), 257 ((2 << 8) | 0), 258 ((4 << 8) | 0), 259 ((6 << 8) | 0), 260 ((8 << 8) | 0), 261 ((11 << 8) | 0), 262 ((16 << 8) | 0), 263 ((23 << 8) | 0), 264 ((32 << 8) | 0), 265 ((45 << 8) | 0), 266 ((64 << 8) | 0), 267 ((64 << 8) | 1), 268 ((64 << 8) | 2), 269 ((64 << 8) | 3), 270 ((64 << 8) | 4), 271 ((64 << 8) | 5), 272 ((64 << 8) | 6), 273 ((64 << 8) | 7), 274 ((91 << 8) | 7), 275 ((128 << 8) | 7) 276}; 277 278static const 279struct lcnphy_spb_tone lcnphy_spb_tone_3750[] = { 280 {88, 0}, 281 {73, 49}, 282 {34, 81}, 283 {-17, 86}, 284 {-62, 62}, 285 {-86, 17}, 286 {-81, -34}, 287 {-49, -73}, 288 {0, -88}, 289 {49, -73}, 290 {81, -34}, 291 {86, 17}, 292 {62, 62}, 293 {17, 86}, 294 {-34, 81}, 295 {-73, 49}, 296 {-88, 0}, 297 {-73, -49}, 298 {-34, -81}, 299 {17, -86}, 300 {62, -62}, 301 {86, -17}, 302 {81, 34}, 303 {49, 73}, 304 {0, 88}, 305 {-49, 73}, 306 {-81, 34}, 307 {-86, -17}, 308 {-62, -62}, 309 {-17, -86}, 310 {34, -81}, 311 {73, -49}, 312}; 313 314static const 315u16 iqlo_loopback_rf_regs[20] = { 316 RADIO_2064_REG036, 317 RADIO_2064_REG11A, 318 RADIO_2064_REG03A, 319 RADIO_2064_REG025, 320 RADIO_2064_REG028, 321 RADIO_2064_REG005, 322 RADIO_2064_REG112, 323 RADIO_2064_REG0FF, 324 RADIO_2064_REG11F, 325 RADIO_2064_REG00B, 326 RADIO_2064_REG113, 327 RADIO_2064_REG007, 328 RADIO_2064_REG0FC, 329 RADIO_2064_REG0FD, 330 RADIO_2064_REG012, 331 RADIO_2064_REG057, 332 RADIO_2064_REG059, 333 RADIO_2064_REG05C, 334 RADIO_2064_REG078, 335 RADIO_2064_REG092, 336}; 337 338static const 339u16 tempsense_phy_regs[14] = { 340 0x503, 341 0x4a4, 342 0x4d0, 343 0x4d9, 344 0x4da, 345 0x4a6, 346 0x938, 347 0x939, 348 0x4d8, 349 0x4d0, 350 0x4d7, 351 0x4a5, 352 0x40d, 353 0x4a2, 354}; 355 356static const 357u16 rxiq_cal_rf_reg[11] = { 358 RADIO_2064_REG098, 359 RADIO_2064_REG116, 360 RADIO_2064_REG12C, 361 RADIO_2064_REG06A, 362 RADIO_2064_REG00B, 363 RADIO_2064_REG01B, 364 RADIO_2064_REG113, 365 RADIO_2064_REG01D, 366 RADIO_2064_REG114, 367 RADIO_2064_REG02E, 368 RADIO_2064_REG12A, 369}; 370 371static const 372struct lcnphy_rx_iqcomp lcnphy_rx_iqcomp_table_rev0[] = { 373 {1, 0, 0}, 374 {2, 0, 0}, 375 {3, 0, 0}, 376 {4, 0, 0}, 377 {5, 0, 0}, 378 {6, 0, 0}, 379 {7, 0, 0}, 380 {8, 0, 0}, 381 {9, 0, 0}, 382 {10, 0, 0}, 383 {11, 0, 0}, 384 {12, 0, 0}, 385 {13, 0, 0}, 386 {14, 0, 0}, 387 {34, 0, 0}, 388 {38, 0, 0}, 389 {42, 0, 0}, 390 {46, 0, 0}, 391 {36, 0, 0}, 392 {40, 0, 0}, 393 {44, 0, 0}, 394 {48, 0, 0}, 395 {52, 0, 0}, 396 {56, 0, 0}, 397 {60, 0, 0}, 398 {64, 0, 0}, 399 {100, 0, 0}, 400 {104, 0, 0}, 401 {108, 0, 0}, 402 {112, 0, 0}, 403 {116, 0, 0}, 404 {120, 0, 0}, 405 {124, 0, 0}, 406 {128, 0, 0}, 407 {132, 0, 0}, 408 {136, 0, 0}, 409 {140, 0, 0}, 410 {149, 0, 0}, 411 {153, 0, 0}, 412 {157, 0, 0}, 413 {161, 0, 0}, 414 {165, 0, 0}, 415 {184, 0, 0}, 416 {188, 0, 0}, 417 {192, 0, 0}, 418 {196, 0, 0}, 419 {200, 0, 0}, 420 {204, 0, 0}, 421 {208, 0, 0}, 422 {212, 0, 0}, 423 {216, 0, 0}, 424}; 425 426static const u32 lcnphy_23bitgaincode_table[] = { 427 0x200100, 428 0x200200, 429 0x200004, 430 0x200014, 431 0x200024, 432 0x200034, 433 0x200134, 434 0x200234, 435 0x200334, 436 0x200434, 437 0x200037, 438 0x200137, 439 0x200237, 440 0x200337, 441 0x200437, 442 0x000035, 443 0x000135, 444 0x000235, 445 0x000037, 446 0x000137, 447 0x000237, 448 0x000337, 449 0x00013f, 450 0x00023f, 451 0x00033f, 452 0x00034f, 453 0x00044f, 454 0x00144f, 455 0x00244f, 456 0x00254f, 457 0x00354f, 458 0x00454f, 459 0x00464f, 460 0x01464f, 461 0x02464f, 462 0x03464f, 463 0x04464f, 464}; 465 466static const s8 lcnphy_gain_table[] = { 467 -16, 468 -13, 469 10, 470 7, 471 4, 472 0, 473 3, 474 6, 475 9, 476 12, 477 15, 478 18, 479 21, 480 24, 481 27, 482 30, 483 33, 484 36, 485 39, 486 42, 487 45, 488 48, 489 50, 490 53, 491 56, 492 59, 493 62, 494 65, 495 68, 496 71, 497 74, 498 77, 499 80, 500 83, 501 86, 502 89, 503 92, 504}; 505 506static const s8 lcnphy_gain_index_offset_for_rssi[] = { 507 7, 508 7, 509 7, 510 7, 511 7, 512 7, 513 7, 514 8, 515 7, 516 7, 517 6, 518 7, 519 7, 520 4, 521 4, 522 4, 523 4, 524 4, 525 4, 526 4, 527 4, 528 3, 529 3, 530 3, 531 3, 532 3, 533 3, 534 4, 535 2, 536 2, 537 2, 538 2, 539 2, 540 2, 541 -1, 542 -2, 543 -2, 544 -2 545}; 546 547struct chan_info_2064_lcnphy { 548 uint chan; 549 uint freq; 550 u8 logen_buftune; 551 u8 logen_rccr_tx; 552 u8 txrf_mix_tune_ctrl; 553 u8 pa_input_tune_g; 554 u8 logen_rccr_rx; 555 u8 pa_rxrf_lna1_freq_tune; 556 u8 pa_rxrf_lna2_freq_tune; 557 u8 rxrf_rxrf_spare1; 558}; 559 560static const struct chan_info_2064_lcnphy chan_info_2064_lcnphy[] = { 561 {1, 2412, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 562 {2, 2417, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 563 {3, 2422, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 564 {4, 2427, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 565 {5, 2432, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 566 {6, 2437, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 567 {7, 2442, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 568 {8, 2447, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 569 {9, 2452, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 570 {10, 2457, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 571 {11, 2462, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 572 {12, 2467, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 573 {13, 2472, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 574 {14, 2484, 0x0B, 0x0A, 0x00, 0x07, 0x0A, 0x88, 0x88, 0x80}, 575}; 576 577static const struct lcnphy_radio_regs lcnphy_radio_regs_2064[] = { 578 {0x00, 0, 0, 0, 0}, 579 {0x01, 0x64, 0x64, 0, 0}, 580 {0x02, 0x20, 0x20, 0, 0}, 581 {0x03, 0x66, 0x66, 0, 0}, 582 {0x04, 0xf8, 0xf8, 0, 0}, 583 {0x05, 0, 0, 0, 0}, 584 {0x06, 0x10, 0x10, 0, 0}, 585 {0x07, 0, 0, 0, 0}, 586 {0x08, 0, 0, 0, 0}, 587 {0x09, 0, 0, 0, 0}, 588 {0x0A, 0x37, 0x37, 0, 0}, 589 {0x0B, 0x6, 0x6, 0, 0}, 590 {0x0C, 0x55, 0x55, 0, 0}, 591 {0x0D, 0x8b, 0x8b, 0, 0}, 592 {0x0E, 0, 0, 0, 0}, 593 {0x0F, 0x5, 0x5, 0, 0}, 594 {0x10, 0, 0, 0, 0}, 595 {0x11, 0xe, 0xe, 0, 0}, 596 {0x12, 0, 0, 0, 0}, 597 {0x13, 0xb, 0xb, 0, 0}, 598 {0x14, 0x2, 0x2, 0, 0}, 599 {0x15, 0x12, 0x12, 0, 0}, 600 {0x16, 0x12, 0x12, 0, 0}, 601 {0x17, 0xc, 0xc, 0, 0}, 602 {0x18, 0xc, 0xc, 0, 0}, 603 {0x19, 0xc, 0xc, 0, 0}, 604 {0x1A, 0x8, 0x8, 0, 0}, 605 {0x1B, 0x2, 0x2, 0, 0}, 606 {0x1C, 0, 0, 0, 0}, 607 {0x1D, 0x1, 0x1, 0, 0}, 608 {0x1E, 0x12, 0x12, 0, 0}, 609 {0x1F, 0x6e, 0x6e, 0, 0}, 610 {0x20, 0x2, 0x2, 0, 0}, 611 {0x21, 0x23, 0x23, 0, 0}, 612 {0x22, 0x8, 0x8, 0, 0}, 613 {0x23, 0, 0, 0, 0}, 614 {0x24, 0, 0, 0, 0}, 615 {0x25, 0xc, 0xc, 0, 0}, 616 {0x26, 0x33, 0x33, 0, 0}, 617 {0x27, 0x55, 0x55, 0, 0}, 618 {0x28, 0, 0, 0, 0}, 619 {0x29, 0x30, 0x30, 0, 0}, 620 {0x2A, 0xb, 0xb, 0, 0}, 621 {0x2B, 0x1b, 0x1b, 0, 0}, 622 {0x2C, 0x3, 0x3, 0, 0}, 623 {0x2D, 0x1b, 0x1b, 0, 0}, 624 {0x2E, 0, 0, 0, 0}, 625 {0x2F, 0x20, 0x20, 0, 0}, 626 {0x30, 0xa, 0xa, 0, 0}, 627 {0x31, 0, 0, 0, 0}, 628 {0x32, 0x62, 0x62, 0, 0}, 629 {0x33, 0x19, 0x19, 0, 0}, 630 {0x34, 0x33, 0x33, 0, 0}, 631 {0x35, 0x77, 0x77, 0, 0}, 632 {0x36, 0, 0, 0, 0}, 633 {0x37, 0x70, 0x70, 0, 0}, 634 {0x38, 0x3, 0x3, 0, 0}, 635 {0x39, 0xf, 0xf, 0, 0}, 636 {0x3A, 0x6, 0x6, 0, 0}, 637 {0x3B, 0xcf, 0xcf, 0, 0}, 638 {0x3C, 0x1a, 0x1a, 0, 0}, 639 {0x3D, 0x6, 0x6, 0, 0}, 640 {0x3E, 0x42, 0x42, 0, 0}, 641 {0x3F, 0, 0, 0, 0}, 642 {0x40, 0xfb, 0xfb, 0, 0}, 643 {0x41, 0x9a, 0x9a, 0, 0}, 644 {0x42, 0x7a, 0x7a, 0, 0}, 645 {0x43, 0x29, 0x29, 0, 0}, 646 {0x44, 0, 0, 0, 0}, 647 {0x45, 0x8, 0x8, 0, 0}, 648 {0x46, 0xce, 0xce, 0, 0}, 649 {0x47, 0x27, 0x27, 0, 0}, 650 {0x48, 0x62, 0x62, 0, 0}, 651 {0x49, 0x6, 0x6, 0, 0}, 652 {0x4A, 0x58, 0x58, 0, 0}, 653 {0x4B, 0xf7, 0xf7, 0, 0}, 654 {0x4C, 0, 0, 0, 0}, 655 {0x4D, 0xb3, 0xb3, 0, 0}, 656 {0x4E, 0, 0, 0, 0}, 657 {0x4F, 0x2, 0x2, 0, 0}, 658 {0x50, 0, 0, 0, 0}, 659 {0x51, 0x9, 0x9, 0, 0}, 660 {0x52, 0x5, 0x5, 0, 0}, 661 {0x53, 0x17, 0x17, 0, 0}, 662 {0x54, 0x38, 0x38, 0, 0}, 663 {0x55, 0, 0, 0, 0}, 664 {0x56, 0, 0, 0, 0}, 665 {0x57, 0xb, 0xb, 0, 0}, 666 {0x58, 0, 0, 0, 0}, 667 {0x59, 0, 0, 0, 0}, 668 {0x5A, 0, 0, 0, 0}, 669 {0x5B, 0, 0, 0, 0}, 670 {0x5C, 0, 0, 0, 0}, 671 {0x5D, 0, 0, 0, 0}, 672 {0x5E, 0x88, 0x88, 0, 0}, 673 {0x5F, 0xcc, 0xcc, 0, 0}, 674 {0x60, 0x74, 0x74, 0, 0}, 675 {0x61, 0x74, 0x74, 0, 0}, 676 {0x62, 0x74, 0x74, 0, 0}, 677 {0x63, 0x44, 0x44, 0, 0}, 678 {0x64, 0x77, 0x77, 0, 0}, 679 {0x65, 0x44, 0x44, 0, 0}, 680 {0x66, 0x77, 0x77, 0, 0}, 681 {0x67, 0x55, 0x55, 0, 0}, 682 {0x68, 0x77, 0x77, 0, 0}, 683 {0x69, 0x77, 0x77, 0, 0}, 684 {0x6A, 0, 0, 0, 0}, 685 {0x6B, 0x7f, 0x7f, 0, 0}, 686 {0x6C, 0x8, 0x8, 0, 0}, 687 {0x6D, 0, 0, 0, 0}, 688 {0x6E, 0x88, 0x88, 0, 0}, 689 {0x6F, 0x66, 0x66, 0, 0}, 690 {0x70, 0x66, 0x66, 0, 0}, 691 {0x71, 0x28, 0x28, 0, 0}, 692 {0x72, 0x55, 0x55, 0, 0}, 693 {0x73, 0x4, 0x4, 0, 0}, 694 {0x74, 0, 0, 0, 0}, 695 {0x75, 0, 0, 0, 0}, 696 {0x76, 0, 0, 0, 0}, 697 {0x77, 0x1, 0x1, 0, 0}, 698 {0x78, 0xd6, 0xd6, 0, 0}, 699 {0x79, 0, 0, 0, 0}, 700 {0x7A, 0, 0, 0, 0}, 701 {0x7B, 0, 0, 0, 0}, 702 {0x7C, 0, 0, 0, 0}, 703 {0x7D, 0, 0, 0, 0}, 704 {0x7E, 0, 0, 0, 0}, 705 {0x7F, 0, 0, 0, 0}, 706 {0x80, 0, 0, 0, 0}, 707 {0x81, 0, 0, 0, 0}, 708 {0x82, 0, 0, 0, 0}, 709 {0x83, 0xb4, 0xb4, 0, 0}, 710 {0x84, 0x1, 0x1, 0, 0}, 711 {0x85, 0x20, 0x20, 0, 0}, 712 {0x86, 0x5, 0x5, 0, 0}, 713 {0x87, 0xff, 0xff, 0, 0}, 714 {0x88, 0x7, 0x7, 0, 0}, 715 {0x89, 0x77, 0x77, 0, 0}, 716 {0x8A, 0x77, 0x77, 0, 0}, 717 {0x8B, 0x77, 0x77, 0, 0}, 718 {0x8C, 0x77, 0x77, 0, 0}, 719 {0x8D, 0x8, 0x8, 0, 0}, 720 {0x8E, 0xa, 0xa, 0, 0}, 721 {0x8F, 0x8, 0x8, 0, 0}, 722 {0x90, 0x18, 0x18, 0, 0}, 723 {0x91, 0x5, 0x5, 0, 0}, 724 {0x92, 0x1f, 0x1f, 0, 0}, 725 {0x93, 0x10, 0x10, 0, 0}, 726 {0x94, 0x3, 0x3, 0, 0}, 727 {0x95, 0, 0, 0, 0}, 728 {0x96, 0, 0, 0, 0}, 729 {0x97, 0xaa, 0xaa, 0, 0}, 730 {0x98, 0, 0, 0, 0}, 731 {0x99, 0x23, 0x23, 0, 0}, 732 {0x9A, 0x7, 0x7, 0, 0}, 733 {0x9B, 0xf, 0xf, 0, 0}, 734 {0x9C, 0x10, 0x10, 0, 0}, 735 {0x9D, 0x3, 0x3, 0, 0}, 736 {0x9E, 0x4, 0x4, 0, 0}, 737 {0x9F, 0x20, 0x20, 0, 0}, 738 {0xA0, 0, 0, 0, 0}, 739 {0xA1, 0, 0, 0, 0}, 740 {0xA2, 0, 0, 0, 0}, 741 {0xA3, 0, 0, 0, 0}, 742 {0xA4, 0x1, 0x1, 0, 0}, 743 {0xA5, 0x77, 0x77, 0, 0}, 744 {0xA6, 0x77, 0x77, 0, 0}, 745 {0xA7, 0x77, 0x77, 0, 0}, 746 {0xA8, 0x77, 0x77, 0, 0}, 747 {0xA9, 0x8c, 0x8c, 0, 0}, 748 {0xAA, 0x88, 0x88, 0, 0}, 749 {0xAB, 0x78, 0x78, 0, 0}, 750 {0xAC, 0x57, 0x57, 0, 0}, 751 {0xAD, 0x88, 0x88, 0, 0}, 752 {0xAE, 0, 0, 0, 0}, 753 {0xAF, 0x8, 0x8, 0, 0}, 754 {0xB0, 0x88, 0x88, 0, 0}, 755 {0xB1, 0, 0, 0, 0}, 756 {0xB2, 0x1b, 0x1b, 0, 0}, 757 {0xB3, 0x3, 0x3, 0, 0}, 758 {0xB4, 0x24, 0x24, 0, 0}, 759 {0xB5, 0x3, 0x3, 0, 0}, 760 {0xB6, 0x1b, 0x1b, 0, 0}, 761 {0xB7, 0x24, 0x24, 0, 0}, 762 {0xB8, 0x3, 0x3, 0, 0}, 763 {0xB9, 0, 0, 0, 0}, 764 {0xBA, 0xaa, 0xaa, 0, 0}, 765 {0xBB, 0, 0, 0, 0}, 766 {0xBC, 0x4, 0x4, 0, 0}, 767 {0xBD, 0, 0, 0, 0}, 768 {0xBE, 0x8, 0x8, 0, 0}, 769 {0xBF, 0x11, 0x11, 0, 0}, 770 {0xC0, 0, 0, 0, 0}, 771 {0xC1, 0, 0, 0, 0}, 772 {0xC2, 0x62, 0x62, 0, 0}, 773 {0xC3, 0x1e, 0x1e, 0, 0}, 774 {0xC4, 0x33, 0x33, 0, 0}, 775 {0xC5, 0x37, 0x37, 0, 0}, 776 {0xC6, 0, 0, 0, 0}, 777 {0xC7, 0x70, 0x70, 0, 0}, 778 {0xC8, 0x1e, 0x1e, 0, 0}, 779 {0xC9, 0x6, 0x6, 0, 0}, 780 {0xCA, 0x4, 0x4, 0, 0}, 781 {0xCB, 0x2f, 0x2f, 0, 0}, 782 {0xCC, 0xf, 0xf, 0, 0}, 783 {0xCD, 0, 0, 0, 0}, 784 {0xCE, 0xff, 0xff, 0, 0}, 785 {0xCF, 0x8, 0x8, 0, 0}, 786 {0xD0, 0x3f, 0x3f, 0, 0}, 787 {0xD1, 0x3f, 0x3f, 0, 0}, 788 {0xD2, 0x3f, 0x3f, 0, 0}, 789 {0xD3, 0, 0, 0, 0}, 790 {0xD4, 0, 0, 0, 0}, 791 {0xD5, 0, 0, 0, 0}, 792 {0xD6, 0xcc, 0xcc, 0, 0}, 793 {0xD7, 0, 0, 0, 0}, 794 {0xD8, 0x8, 0x8, 0, 0}, 795 {0xD9, 0x8, 0x8, 0, 0}, 796 {0xDA, 0x8, 0x8, 0, 0}, 797 {0xDB, 0x11, 0x11, 0, 0}, 798 {0xDC, 0, 0, 0, 0}, 799 {0xDD, 0x87, 0x87, 0, 0}, 800 {0xDE, 0x88, 0x88, 0, 0}, 801 {0xDF, 0x8, 0x8, 0, 0}, 802 {0xE0, 0x8, 0x8, 0, 0}, 803 {0xE1, 0x8, 0x8, 0, 0}, 804 {0xE2, 0, 0, 0, 0}, 805 {0xE3, 0, 0, 0, 0}, 806 {0xE4, 0, 0, 0, 0}, 807 {0xE5, 0xf5, 0xf5, 0, 0}, 808 {0xE6, 0x30, 0x30, 0, 0}, 809 {0xE7, 0x1, 0x1, 0, 0}, 810 {0xE8, 0, 0, 0, 0}, 811 {0xE9, 0xff, 0xff, 0, 0}, 812 {0xEA, 0, 0, 0, 0}, 813 {0xEB, 0, 0, 0, 0}, 814 {0xEC, 0x22, 0x22, 0, 0}, 815 {0xED, 0, 0, 0, 0}, 816 {0xEE, 0, 0, 0, 0}, 817 {0xEF, 0, 0, 0, 0}, 818 {0xF0, 0x3, 0x3, 0, 0}, 819 {0xF1, 0x1, 0x1, 0, 0}, 820 {0xF2, 0, 0, 0, 0}, 821 {0xF3, 0, 0, 0, 0}, 822 {0xF4, 0, 0, 0, 0}, 823 {0xF5, 0, 0, 0, 0}, 824 {0xF6, 0, 0, 0, 0}, 825 {0xF7, 0x6, 0x6, 0, 0}, 826 {0xF8, 0, 0, 0, 0}, 827 {0xF9, 0, 0, 0, 0}, 828 {0xFA, 0x40, 0x40, 0, 0}, 829 {0xFB, 0, 0, 0, 0}, 830 {0xFC, 0x1, 0x1, 0, 0}, 831 {0xFD, 0x80, 0x80, 0, 0}, 832 {0xFE, 0x2, 0x2, 0, 0}, 833 {0xFF, 0x10, 0x10, 0, 0}, 834 {0x100, 0x2, 0x2, 0, 0}, 835 {0x101, 0x1e, 0x1e, 0, 0}, 836 {0x102, 0x1e, 0x1e, 0, 0}, 837 {0x103, 0, 0, 0, 0}, 838 {0x104, 0x1f, 0x1f, 0, 0}, 839 {0x105, 0, 0x8, 0, 1}, 840 {0x106, 0x2a, 0x2a, 0, 0}, 841 {0x107, 0xf, 0xf, 0, 0}, 842 {0x108, 0, 0, 0, 0}, 843 {0x109, 0, 0, 0, 0}, 844 {0x10A, 0, 0, 0, 0}, 845 {0x10B, 0, 0, 0, 0}, 846 {0x10C, 0, 0, 0, 0}, 847 {0x10D, 0, 0, 0, 0}, 848 {0x10E, 0, 0, 0, 0}, 849 {0x10F, 0, 0, 0, 0}, 850 {0x110, 0, 0, 0, 0}, 851 {0x111, 0, 0, 0, 0}, 852 {0x112, 0, 0, 0, 0}, 853 {0x113, 0, 0, 0, 0}, 854 {0x114, 0, 0, 0, 0}, 855 {0x115, 0, 0, 0, 0}, 856 {0x116, 0, 0, 0, 0}, 857 {0x117, 0, 0, 0, 0}, 858 {0x118, 0, 0, 0, 0}, 859 {0x119, 0, 0, 0, 0}, 860 {0x11A, 0, 0, 0, 0}, 861 {0x11B, 0, 0, 0, 0}, 862 {0x11C, 0x1, 0x1, 0, 0}, 863 {0x11D, 0, 0, 0, 0}, 864 {0x11E, 0, 0, 0, 0}, 865 {0x11F, 0, 0, 0, 0}, 866 {0x120, 0, 0, 0, 0}, 867 {0x121, 0, 0, 0, 0}, 868 {0x122, 0x80, 0x80, 0, 0}, 869 {0x123, 0, 0, 0, 0}, 870 {0x124, 0xf8, 0xf8, 0, 0}, 871 {0x125, 0, 0, 0, 0}, 872 {0x126, 0, 0, 0, 0}, 873 {0x127, 0, 0, 0, 0}, 874 {0x128, 0, 0, 0, 0}, 875 {0x129, 0, 0, 0, 0}, 876 {0x12A, 0, 0, 0, 0}, 877 {0x12B, 0, 0, 0, 0}, 878 {0x12C, 0, 0, 0, 0}, 879 {0x12D, 0, 0, 0, 0}, 880 {0x12E, 0, 0, 0, 0}, 881 {0x12F, 0, 0, 0, 0}, 882 {0x130, 0, 0, 0, 0}, 883 {0xFFFF, 0, 0, 0, 0} 884}; 885 886#define LCNPHY_NUM_DIG_FILT_COEFFS 16 887#define LCNPHY_NUM_TX_DIG_FILTERS_CCK 13 888 889static const u16 LCNPHY_txdigfiltcoeffs_cck[LCNPHY_NUM_TX_DIG_FILTERS_CCK] 890 [LCNPHY_NUM_DIG_FILT_COEFFS + 1] = { 891 {0, 1, 415, 1874, 64, 128, 64, 792, 1656, 64, 128, 64, 778, 1582, 64, 892 128, 64,}, 893 {1, 1, 402, 1847, 259, 59, 259, 671, 1794, 68, 54, 68, 608, 1863, 93, 894 167, 93,}, 895 {2, 1, 415, 1874, 64, 128, 64, 792, 1656, 192, 384, 192, 778, 1582, 64, 896 128, 64,}, 897 {3, 1, 302, 1841, 129, 258, 129, 658, 1720, 205, 410, 205, 754, 1760, 898 170, 340, 170,}, 899 {20, 1, 360, 1884, 242, 1734, 242, 752, 1720, 205, 1845, 205, 767, 1760, 900 256, 185, 256,}, 901 {21, 1, 360, 1884, 149, 1874, 149, 752, 1720, 205, 1883, 205, 767, 1760, 902 256, 273, 256,}, 903 {22, 1, 360, 1884, 98, 1948, 98, 752, 1720, 205, 1924, 205, 767, 1760, 904 256, 352, 256,}, 905 {23, 1, 350, 1884, 116, 1966, 116, 752, 1720, 205, 2008, 205, 767, 1760, 906 128, 233, 128,}, 907 {24, 1, 325, 1884, 32, 40, 32, 756, 1720, 256, 471, 256, 766, 1760, 256, 908 1881, 256,}, 909 {25, 1, 299, 1884, 51, 64, 51, 736, 1720, 256, 471, 256, 765, 1760, 256, 910 1881, 256,}, 911 {26, 1, 277, 1943, 39, 117, 88, 637, 1838, 64, 192, 144, 614, 1864, 128, 912 384, 288,}, 913 {27, 1, 245, 1943, 49, 147, 110, 626, 1838, 256, 768, 576, 613, 1864, 914 128, 384, 288,}, 915 {30, 1, 302, 1841, 61, 122, 61, 658, 1720, 205, 410, 205, 754, 1760, 916 170, 340, 170,}, 917}; 918 919#define LCNPHY_NUM_TX_DIG_FILTERS_OFDM 3 920static const u16 LCNPHY_txdigfiltcoeffs_ofdm[LCNPHY_NUM_TX_DIG_FILTERS_OFDM] 921 [LCNPHY_NUM_DIG_FILT_COEFFS + 1] = { 922 {0, 0, 0xa2, 0x0, 0x100, 0x100, 0x0, 0x0, 0x0, 0x100, 0x0, 0x0, 923 0x278, 0xfea0, 0x80, 0x100, 0x80,}, 924 {1, 0, 374, 0xFF79, 16, 32, 16, 799, 0xFE74, 50, 32, 50, 925 750, 0xFE2B, 212, 0xFFCE, 212,}, 926 {2, 0, 375, 0xFF16, 37, 76, 37, 799, 0xFE74, 32, 20, 32, 748, 927 0xFEF2, 128, 0xFFE2, 128} 928}; 929 930#define wlc_lcnphy_set_start_tx_pwr_idx(pi, idx) \ 931 mod_phy_reg(pi, 0x4a4, \ 932 (0x1ff << 0), \ 933 (u16)(idx) << 0) 934 935#define wlc_lcnphy_set_tx_pwr_npt(pi, npt) \ 936 mod_phy_reg(pi, 0x4a5, \ 937 (0x7 << 8), \ 938 (u16)(npt) << 8) 939 940#define wlc_lcnphy_get_tx_pwr_ctrl(pi) \ 941 (read_phy_reg((pi), 0x4a4) & \ 942 ((0x1 << 15) | \ 943 (0x1 << 14) | \ 944 (0x1 << 13))) 945 946#define wlc_lcnphy_get_tx_pwr_npt(pi) \ 947 ((read_phy_reg(pi, 0x4a5) & \ 948 (0x7 << 8)) >> \ 949 8) 950 951#define wlc_lcnphy_get_current_tx_pwr_idx_if_pwrctrl_on(pi) \ 952 (read_phy_reg(pi, 0x473) & 0x1ff) 953 954#define wlc_lcnphy_get_target_tx_pwr(pi) \ 955 ((read_phy_reg(pi, 0x4a7) & \ 956 (0xff << 0)) >> \ 957 0) 958 959#define wlc_lcnphy_set_target_tx_pwr(pi, target) \ 960 mod_phy_reg(pi, 0x4a7, \ 961 (0xff << 0), \ 962 (u16)(target) << 0) 963 964#define wlc_radio_2064_rcal_done(pi) \ 965 (0 != (read_radio_reg(pi, RADIO_2064_REG05C) & 0x20)) 966 967#define tempsense_done(pi) \ 968 (0x8000 == (read_phy_reg(pi, 0x476) & 0x8000)) 969 970#define LCNPHY_IQLOCC_READ(val) \ 971 ((u8)(-(s8)(((val) & 0xf0) >> 4) + (s8)((val) & 0x0f))) 972 973#define FIXED_TXPWR 78 974#define LCNPHY_TEMPSENSE(val) ((s16)((val > 255) ? (val - 512) : val)) 975 976void wlc_lcnphy_write_table(struct brcms_phy *pi, const struct phytbl_info *pti) 977{ 978 wlc_phy_write_table(pi, pti, 0x455, 0x457, 0x456); 979} 980 981void wlc_lcnphy_read_table(struct brcms_phy *pi, struct phytbl_info *pti) 982{ 983 wlc_phy_read_table(pi, pti, 0x455, 0x457, 0x456); 984} 985 986static void 987wlc_lcnphy_common_read_table(struct brcms_phy *pi, u32 tbl_id, 988 const u16 *tbl_ptr, u32 tbl_len, 989 u32 tbl_width, u32 tbl_offset) 990{ 991 struct phytbl_info tab; 992 tab.tbl_id = tbl_id; 993 tab.tbl_ptr = tbl_ptr; 994 tab.tbl_len = tbl_len; 995 tab.tbl_width = tbl_width; 996 tab.tbl_offset = tbl_offset; 997 wlc_lcnphy_read_table(pi, &tab); 998} 999 1000static void 1001wlc_lcnphy_common_write_table(struct brcms_phy *pi, u32 tbl_id, 1002 const u16 *tbl_ptr, u32 tbl_len, 1003 u32 tbl_width, u32 tbl_offset) 1004{ 1005 1006 struct phytbl_info tab; 1007 tab.tbl_id = tbl_id; 1008 tab.tbl_ptr = tbl_ptr; 1009 tab.tbl_len = tbl_len; 1010 tab.tbl_width = tbl_width; 1011 tab.tbl_offset = tbl_offset; 1012 wlc_lcnphy_write_table(pi, &tab); 1013} 1014 1015static u32 1016wlc_lcnphy_qdiv_roundup(u32 dividend, u32 divisor, u8 precision) 1017{ 1018 u32 quotient, remainder, roundup, rbit; 1019 1020 quotient = dividend / divisor; 1021 remainder = dividend % divisor; 1022 rbit = divisor & 1; 1023 roundup = (divisor >> 1) + rbit; 1024 1025 while (precision--) { 1026 quotient <<= 1; 1027 if (remainder >= roundup) { 1028 quotient++; 1029 remainder = ((remainder - roundup) << 1) + rbit; 1030 } else { 1031 remainder <<= 1; 1032 } 1033 } 1034 1035 if (remainder >= roundup) 1036 quotient++; 1037 1038 return quotient; 1039} 1040 1041static int wlc_lcnphy_calc_floor(s16 coeff_x, int type) 1042{ 1043 int k; 1044 k = 0; 1045 if (type == 0) { 1046 if (coeff_x < 0) 1047 k = (coeff_x - 1) / 2; 1048 else 1049 k = coeff_x / 2; 1050 } 1051 1052 if (type == 1) { 1053 if ((coeff_x + 1) < 0) 1054 k = (coeff_x) / 2; 1055 else 1056 k = (coeff_x + 1) / 2; 1057 } 1058 return k; 1059} 1060 1061static void 1062wlc_lcnphy_get_tx_gain(struct brcms_phy *pi, struct lcnphy_txgains *gains) 1063{ 1064 u16 dac_gain, rfgain0, rfgain1; 1065 1066 dac_gain = read_phy_reg(pi, 0x439) >> 0; 1067 gains->dac_gain = (dac_gain & 0x380) >> 7; 1068 1069 rfgain0 = (read_phy_reg(pi, 0x4b5) & (0xffff << 0)) >> 0; 1070 rfgain1 = (read_phy_reg(pi, 0x4fb) & (0x7fff << 0)) >> 0; 1071 1072 gains->gm_gain = rfgain0 & 0xff; 1073 gains->pga_gain = (rfgain0 >> 8) & 0xff; 1074 gains->pad_gain = rfgain1 & 0xff; 1075} 1076 1077 1078static void wlc_lcnphy_set_dac_gain(struct brcms_phy *pi, u16 dac_gain) 1079{ 1080 u16 dac_ctrl; 1081 1082 dac_ctrl = (read_phy_reg(pi, 0x439) >> 0); 1083 dac_ctrl = dac_ctrl & 0xc7f; 1084 dac_ctrl = dac_ctrl | (dac_gain << 7); 1085 mod_phy_reg(pi, 0x439, (0xfff << 0), (dac_ctrl) << 0); 1086 1087} 1088 1089static void wlc_lcnphy_set_tx_gain_override(struct brcms_phy *pi, bool bEnable) 1090{ 1091 u16 bit = bEnable ? 1 : 0; 1092 1093 mod_phy_reg(pi, 0x4b0, (0x1 << 7), bit << 7); 1094 1095 mod_phy_reg(pi, 0x4b0, (0x1 << 14), bit << 14); 1096 1097 mod_phy_reg(pi, 0x43b, (0x1 << 6), bit << 6); 1098} 1099 1100static void 1101wlc_lcnphy_rx_gain_override_enable(struct brcms_phy *pi, bool enable) 1102{ 1103 u16 ebit = enable ? 1 : 0; 1104 1105 mod_phy_reg(pi, 0x4b0, (0x1 << 8), ebit << 8); 1106 1107 mod_phy_reg(pi, 0x44c, (0x1 << 0), ebit << 0); 1108 1109 if (LCNREV_LT(pi->pubpi.phy_rev, 2)) { 1110 mod_phy_reg(pi, 0x44c, (0x1 << 4), ebit << 4); 1111 mod_phy_reg(pi, 0x44c, (0x1 << 6), ebit << 6); 1112 mod_phy_reg(pi, 0x4b0, (0x1 << 5), ebit << 5); 1113 mod_phy_reg(pi, 0x4b0, (0x1 << 6), ebit << 6); 1114 } else { 1115 mod_phy_reg(pi, 0x4b0, (0x1 << 12), ebit << 12); 1116 mod_phy_reg(pi, 0x4b0, (0x1 << 13), ebit << 13); 1117 mod_phy_reg(pi, 0x4b0, (0x1 << 5), ebit << 5); 1118 } 1119 1120 if (CHSPEC_IS2G(pi->radio_chanspec)) { 1121 mod_phy_reg(pi, 0x4b0, (0x1 << 10), ebit << 10); 1122 mod_phy_reg(pi, 0x4e5, (0x1 << 3), ebit << 3); 1123 } 1124} 1125 1126static void 1127wlc_lcnphy_set_rx_gain_by_distribution(struct brcms_phy *pi, 1128 u16 trsw, 1129 u16 ext_lna, 1130 u16 biq2, 1131 u16 biq1, 1132 u16 tia, u16 lna2, u16 lna1) 1133{ 1134 u16 gain0_15, gain16_19; 1135 1136 gain16_19 = biq2 & 0xf; 1137 gain0_15 = ((biq1 & 0xf) << 12) | 1138 ((tia & 0xf) << 8) | 1139 ((lna2 & 0x3) << 6) | 1140 ((lna2 & 0x3) << 4) | 1141 ((lna1 & 0x3) << 2) | 1142 ((lna1 & 0x3) << 0); 1143 1144 mod_phy_reg(pi, 0x4b6, (0xffff << 0), gain0_15 << 0); 1145 mod_phy_reg(pi, 0x4b7, (0xf << 0), gain16_19 << 0); 1146 mod_phy_reg(pi, 0x4b1, (0x3 << 11), lna1 << 11); 1147 1148 if (LCNREV_LT(pi->pubpi.phy_rev, 2)) { 1149 mod_phy_reg(pi, 0x4b1, (0x1 << 9), ext_lna << 9); 1150 mod_phy_reg(pi, 0x4b1, (0x1 << 10), ext_lna << 10); 1151 } else { 1152 mod_phy_reg(pi, 0x4b1, (0x1 << 10), 0 << 10); 1153 1154 mod_phy_reg(pi, 0x4b1, (0x1 << 15), 0 << 15); 1155 1156 mod_phy_reg(pi, 0x4b1, (0x1 << 9), ext_lna << 9); 1157 } 1158 1159 mod_phy_reg(pi, 0x44d, (0x1 << 0), (!trsw) << 0); 1160 1161} 1162 1163static void wlc_lcnphy_set_trsw_override(struct brcms_phy *pi, bool tx, bool rx) 1164{ 1165 1166 mod_phy_reg(pi, 0x44d, 1167 (0x1 << 1) | 1168 (0x1 << 0), (tx ? (0x1 << 1) : 0) | (rx ? (0x1 << 0) : 0)); 1169 1170 or_phy_reg(pi, 0x44c, (0x1 << 1) | (0x1 << 0)); 1171} 1172 1173static void wlc_lcnphy_clear_trsw_override(struct brcms_phy *pi) 1174{ 1175 1176 and_phy_reg(pi, 0x44c, (u16) ~((0x1 << 1) | (0x1 << 0))); 1177} 1178 1179static void wlc_lcnphy_set_rx_iq_comp(struct brcms_phy *pi, u16 a, u16 b) 1180{ 1181 mod_phy_reg(pi, 0x645, (0x3ff << 0), (a) << 0); 1182 1183 mod_phy_reg(pi, 0x646, (0x3ff << 0), (b) << 0); 1184 1185 mod_phy_reg(pi, 0x647, (0x3ff << 0), (a) << 0); 1186 1187 mod_phy_reg(pi, 0x648, (0x3ff << 0), (b) << 0); 1188 1189 mod_phy_reg(pi, 0x649, (0x3ff << 0), (a) << 0); 1190 1191 mod_phy_reg(pi, 0x64a, (0x3ff << 0), (b) << 0); 1192 1193} 1194 1195static bool 1196wlc_lcnphy_rx_iq_est(struct brcms_phy *pi, 1197 u16 num_samps, 1198 u8 wait_time, struct lcnphy_iq_est *iq_est) 1199{ 1200 int wait_count = 0; 1201 bool result = true; 1202 u8 phybw40; 1203 phybw40 = CHSPEC_IS40(pi->radio_chanspec); 1204 1205 mod_phy_reg(pi, 0x6da, (0x1 << 5), (1) << 5); 1206 1207 mod_phy_reg(pi, 0x410, (0x1 << 3), (0) << 3); 1208 1209 mod_phy_reg(pi, 0x482, (0xffff << 0), (num_samps) << 0); 1210 1211 mod_phy_reg(pi, 0x481, (0xff << 0), ((u16) wait_time) << 0); 1212 1213 mod_phy_reg(pi, 0x481, (0x1 << 8), (0) << 8); 1214 1215 mod_phy_reg(pi, 0x481, (0x1 << 9), (1) << 9); 1216 1217 while (read_phy_reg(pi, 0x481) & (0x1 << 9)) { 1218 1219 if (wait_count > (10 * 500)) { 1220 result = false; 1221 goto cleanup; 1222 } 1223 udelay(100); 1224 wait_count++; 1225 } 1226 1227 iq_est->iq_prod = ((u32) read_phy_reg(pi, 0x483) << 16) | 1228 (u32) read_phy_reg(pi, 0x484); 1229 iq_est->i_pwr = ((u32) read_phy_reg(pi, 0x485) << 16) | 1230 (u32) read_phy_reg(pi, 0x486); 1231 iq_est->q_pwr = ((u32) read_phy_reg(pi, 0x487) << 16) | 1232 (u32) read_phy_reg(pi, 0x488); 1233 1234cleanup: 1235 mod_phy_reg(pi, 0x410, (0x1 << 3), (1) << 3); 1236 1237 mod_phy_reg(pi, 0x6da, (0x1 << 5), (0) << 5); 1238 1239 return result; 1240} 1241 1242static bool wlc_lcnphy_calc_rx_iq_comp(struct brcms_phy *pi, u16 num_samps) 1243{ 1244#define LCNPHY_MIN_RXIQ_PWR 2 1245 bool result; 1246 u16 a0_new, b0_new; 1247 struct lcnphy_iq_est iq_est = { 0, 0, 0 }; 1248 s32 a, b, temp; 1249 s16 iq_nbits, qq_nbits, arsh, brsh; 1250 s32 iq; 1251 u32 ii, qq; 1252 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 1253 1254 a0_new = ((read_phy_reg(pi, 0x645) & (0x3ff << 0)) >> 0); 1255 b0_new = ((read_phy_reg(pi, 0x646) & (0x3ff << 0)) >> 0); 1256 mod_phy_reg(pi, 0x6d1, (0x1 << 2), (0) << 2); 1257 1258 mod_phy_reg(pi, 0x64b, (0x1 << 6), (1) << 6); 1259 1260 wlc_lcnphy_set_rx_iq_comp(pi, 0, 0); 1261 1262 result = wlc_lcnphy_rx_iq_est(pi, num_samps, 32, &iq_est); 1263 if (!result) 1264 goto cleanup; 1265 1266 iq = (s32) iq_est.iq_prod; 1267 ii = iq_est.i_pwr; 1268 qq = iq_est.q_pwr; 1269 1270 if ((ii + qq) < LCNPHY_MIN_RXIQ_PWR) { 1271 result = false; 1272 goto cleanup; 1273 } 1274 1275 iq_nbits = wlc_phy_nbits(iq); 1276 qq_nbits = wlc_phy_nbits(qq); 1277 1278 arsh = 10 - (30 - iq_nbits); 1279 if (arsh >= 0) { 1280 a = (-(iq << (30 - iq_nbits)) + (ii >> (1 + arsh))); 1281 temp = (s32) (ii >> arsh); 1282 if (temp == 0) 1283 return false; 1284 } else { 1285 a = (-(iq << (30 - iq_nbits)) + (ii << (-1 - arsh))); 1286 temp = (s32) (ii << -arsh); 1287 if (temp == 0) 1288 return false; 1289 } 1290 a /= temp; 1291 brsh = qq_nbits - 31 + 20; 1292 if (brsh >= 0) { 1293 b = (qq << (31 - qq_nbits)); 1294 temp = (s32) (ii >> brsh); 1295 if (temp == 0) 1296 return false; 1297 } else { 1298 b = (qq << (31 - qq_nbits)); 1299 temp = (s32) (ii << -brsh); 1300 if (temp == 0) 1301 return false; 1302 } 1303 b /= temp; 1304 b -= a * a; 1305 b = (s32) int_sqrt((unsigned long) b); 1306 b -= (1 << 10); 1307 a0_new = (u16) (a & 0x3ff); 1308 b0_new = (u16) (b & 0x3ff); 1309cleanup: 1310 1311 wlc_lcnphy_set_rx_iq_comp(pi, a0_new, b0_new); 1312 1313 mod_phy_reg(pi, 0x64b, (0x1 << 0), (1) << 0); 1314 1315 mod_phy_reg(pi, 0x64b, (0x1 << 3), (1) << 3); 1316 1317 pi_lcn->lcnphy_cal_results.rxiqcal_coeff_a0 = a0_new; 1318 pi_lcn->lcnphy_cal_results.rxiqcal_coeff_b0 = b0_new; 1319 1320 return result; 1321} 1322 1323static u32 wlc_lcnphy_measure_digital_power(struct brcms_phy *pi, u16 nsamples) 1324{ 1325 struct lcnphy_iq_est iq_est = { 0, 0, 0 }; 1326 1327 if (!wlc_lcnphy_rx_iq_est(pi, nsamples, 32, &iq_est)) 1328 return 0; 1329 return (iq_est.i_pwr + iq_est.q_pwr) / nsamples; 1330} 1331 1332static bool wlc_lcnphy_rx_iq_cal_gain(struct brcms_phy *pi, u16 biq1_gain, 1333 u16 tia_gain, u16 lna2_gain) 1334{ 1335 u32 i_thresh_l, q_thresh_l; 1336 u32 i_thresh_h, q_thresh_h; 1337 struct lcnphy_iq_est iq_est_h, iq_est_l; 1338 1339 wlc_lcnphy_set_rx_gain_by_distribution(pi, 0, 0, 0, biq1_gain, tia_gain, 1340 lna2_gain, 0); 1341 1342 wlc_lcnphy_rx_gain_override_enable(pi, true); 1343 wlc_lcnphy_start_tx_tone(pi, 2000, (40 >> 1), 0); 1344 udelay(500); 1345 write_radio_reg(pi, RADIO_2064_REG112, 0); 1346 if (!wlc_lcnphy_rx_iq_est(pi, 1024, 32, &iq_est_l)) 1347 return false; 1348 1349 wlc_lcnphy_start_tx_tone(pi, 2000, 40, 0); 1350 udelay(500); 1351 write_radio_reg(pi, RADIO_2064_REG112, 0); 1352 if (!wlc_lcnphy_rx_iq_est(pi, 1024, 32, &iq_est_h)) 1353 return false; 1354 1355 i_thresh_l = (iq_est_l.i_pwr << 1); 1356 i_thresh_h = (iq_est_l.i_pwr << 2) + iq_est_l.i_pwr; 1357 1358 q_thresh_l = (iq_est_l.q_pwr << 1); 1359 q_thresh_h = (iq_est_l.q_pwr << 2) + iq_est_l.q_pwr; 1360 if ((iq_est_h.i_pwr > i_thresh_l) && 1361 (iq_est_h.i_pwr < i_thresh_h) && 1362 (iq_est_h.q_pwr > q_thresh_l) && 1363 (iq_est_h.q_pwr < q_thresh_h)) 1364 return true; 1365 1366 return false; 1367} 1368 1369static bool 1370wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi, 1371 const struct lcnphy_rx_iqcomp *iqcomp, 1372 int iqcomp_sz, bool tx_switch, bool rx_switch, int module, 1373 int tx_gain_idx) 1374{ 1375 struct lcnphy_txgains old_gains; 1376 u16 tx_pwr_ctrl; 1377 u8 tx_gain_index_old = 0; 1378 bool result = false, tx_gain_override_old = false; 1379 u16 i, Core1TxControl_old, RFOverride0_old, 1380 RFOverrideVal0_old, rfoverride2_old, rfoverride2val_old, 1381 rfoverride3_old, rfoverride3val_old, rfoverride4_old, 1382 rfoverride4val_old, afectrlovr_old, afectrlovrval_old; 1383 int tia_gain, lna2_gain, biq1_gain; 1384 bool set_gain; 1385 u16 old_sslpnCalibClkEnCtrl, old_sslpnRxFeClkEnCtrl; 1386 u16 values_to_save[11]; 1387 s16 *ptr; 1388 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 1389 1390 ptr = kmalloc(sizeof(s16) * 131, GFP_ATOMIC); 1391 if (NULL == ptr) 1392 return false; 1393 if (module == 2) { 1394 while (iqcomp_sz--) { 1395 if (iqcomp[iqcomp_sz].chan == 1396 CHSPEC_CHANNEL(pi->radio_chanspec)) { 1397 wlc_lcnphy_set_rx_iq_comp(pi, 1398 (u16) 1399 iqcomp[iqcomp_sz].a, 1400 (u16) 1401 iqcomp[iqcomp_sz].b); 1402 result = true; 1403 break; 1404 } 1405 } 1406 goto cal_done; 1407 } 1408 1409 WARN_ON(module != 1); 1410 tx_pwr_ctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); 1411 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); 1412 1413 for (i = 0; i < 11; i++) 1414 values_to_save[i] = 1415 read_radio_reg(pi, rxiq_cal_rf_reg[i]); 1416 Core1TxControl_old = read_phy_reg(pi, 0x631); 1417 1418 or_phy_reg(pi, 0x631, 0x0015); 1419 1420 RFOverride0_old = read_phy_reg(pi, 0x44c); 1421 RFOverrideVal0_old = read_phy_reg(pi, 0x44d); 1422 rfoverride2_old = read_phy_reg(pi, 0x4b0); 1423 rfoverride2val_old = read_phy_reg(pi, 0x4b1); 1424 rfoverride3_old = read_phy_reg(pi, 0x4f9); 1425 rfoverride3val_old = read_phy_reg(pi, 0x4fa); 1426 rfoverride4_old = read_phy_reg(pi, 0x938); 1427 rfoverride4val_old = read_phy_reg(pi, 0x939); 1428 afectrlovr_old = read_phy_reg(pi, 0x43b); 1429 afectrlovrval_old = read_phy_reg(pi, 0x43c); 1430 old_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da); 1431 old_sslpnRxFeClkEnCtrl = read_phy_reg(pi, 0x6db); 1432 1433 tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi); 1434 if (tx_gain_override_old) { 1435 wlc_lcnphy_get_tx_gain(pi, &old_gains); 1436 tx_gain_index_old = pi_lcn->lcnphy_current_index; 1437 } 1438 1439 wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_idx); 1440 1441 mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0); 1442 mod_phy_reg(pi, 0x4fa, (0x1 << 0), 0 << 0); 1443 1444 mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1); 1445 mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1); 1446 1447 write_radio_reg(pi, RADIO_2064_REG116, 0x06); 1448 write_radio_reg(pi, RADIO_2064_REG12C, 0x07); 1449 write_radio_reg(pi, RADIO_2064_REG06A, 0xd3); 1450 write_radio_reg(pi, RADIO_2064_REG098, 0x03); 1451 write_radio_reg(pi, RADIO_2064_REG00B, 0x7); 1452 mod_radio_reg(pi, RADIO_2064_REG113, 1 << 4, 1 << 4); 1453 write_radio_reg(pi, RADIO_2064_REG01D, 0x01); 1454 write_radio_reg(pi, RADIO_2064_REG114, 0x01); 1455 write_radio_reg(pi, RADIO_2064_REG02E, 0x10); 1456 write_radio_reg(pi, RADIO_2064_REG12A, 0x08); 1457 1458 mod_phy_reg(pi, 0x938, (0x1 << 0), 1 << 0); 1459 mod_phy_reg(pi, 0x939, (0x1 << 0), 0 << 0); 1460 mod_phy_reg(pi, 0x938, (0x1 << 1), 1 << 1); 1461 mod_phy_reg(pi, 0x939, (0x1 << 1), 1 << 1); 1462 mod_phy_reg(pi, 0x938, (0x1 << 2), 1 << 2); 1463 mod_phy_reg(pi, 0x939, (0x1 << 2), 1 << 2); 1464 mod_phy_reg(pi, 0x938, (0x1 << 3), 1 << 3); 1465 mod_phy_reg(pi, 0x939, (0x1 << 3), 1 << 3); 1466 mod_phy_reg(pi, 0x938, (0x1 << 5), 1 << 5); 1467 mod_phy_reg(pi, 0x939, (0x1 << 5), 0 << 5); 1468 1469 mod_phy_reg(pi, 0x43b, (0x1 << 0), 1 << 0); 1470 mod_phy_reg(pi, 0x43c, (0x1 << 0), 0 << 0); 1471 1472 write_phy_reg(pi, 0x6da, 0xffff); 1473 or_phy_reg(pi, 0x6db, 0x3); 1474 1475 wlc_lcnphy_set_trsw_override(pi, tx_switch, rx_switch); 1476 for (lna2_gain = 3; lna2_gain >= 0; lna2_gain--) { 1477 for (tia_gain = 4; tia_gain >= 0; tia_gain--) { 1478 for (biq1_gain = 6; biq1_gain >= 0; biq1_gain--) { 1479 set_gain = wlc_lcnphy_rx_iq_cal_gain(pi, 1480 (u16) 1481 biq1_gain, 1482 (u16) 1483 tia_gain, 1484 (u16) 1485 lna2_gain); 1486 if (!set_gain) 1487 continue; 1488 1489 result = wlc_lcnphy_calc_rx_iq_comp(pi, 1024); 1490 goto stop_tone; 1491 } 1492 } 1493 } 1494 1495stop_tone: 1496 wlc_lcnphy_stop_tx_tone(pi); 1497 1498 write_phy_reg(pi, 0x631, Core1TxControl_old); 1499 1500 write_phy_reg(pi, 0x44c, RFOverrideVal0_old); 1501 write_phy_reg(pi, 0x44d, RFOverrideVal0_old); 1502 write_phy_reg(pi, 0x4b0, rfoverride2_old); 1503 write_phy_reg(pi, 0x4b1, rfoverride2val_old); 1504 write_phy_reg(pi, 0x4f9, rfoverride3_old); 1505 write_phy_reg(pi, 0x4fa, rfoverride3val_old); 1506 write_phy_reg(pi, 0x938, rfoverride4_old); 1507 write_phy_reg(pi, 0x939, rfoverride4val_old); 1508 write_phy_reg(pi, 0x43b, afectrlovr_old); 1509 write_phy_reg(pi, 0x43c, afectrlovrval_old); 1510 write_phy_reg(pi, 0x6da, old_sslpnCalibClkEnCtrl); 1511 write_phy_reg(pi, 0x6db, old_sslpnRxFeClkEnCtrl); 1512 1513 wlc_lcnphy_clear_trsw_override(pi); 1514 1515 mod_phy_reg(pi, 0x44c, (0x1 << 2), 0 << 2); 1516 1517 for (i = 0; i < 11; i++) 1518 write_radio_reg(pi, rxiq_cal_rf_reg[i], 1519 values_to_save[i]); 1520 1521 if (tx_gain_override_old) 1522 wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_index_old); 1523 else 1524 wlc_lcnphy_disable_tx_gain_override(pi); 1525 1526 wlc_lcnphy_set_tx_pwr_ctrl(pi, tx_pwr_ctrl); 1527 wlc_lcnphy_rx_gain_override_enable(pi, false); 1528 1529cal_done: 1530 kfree(ptr); 1531 return result; 1532} 1533 1534s8 wlc_lcnphy_get_current_tx_pwr_idx(struct brcms_phy *pi) 1535{ 1536 s8 index; 1537 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 1538 1539 if (txpwrctrl_off(pi)) 1540 index = pi_lcn->lcnphy_current_index; 1541 else if (wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi)) 1542 index = (s8) (wlc_lcnphy_get_current_tx_pwr_idx_if_pwrctrl_on( 1543 pi) / 2); 1544 else 1545 index = pi_lcn->lcnphy_current_index; 1546 return index; 1547} 1548 1549void wlc_lcnphy_crsuprs(struct brcms_phy *pi, int channel) 1550{ 1551 u16 afectrlovr, afectrlovrval; 1552 afectrlovr = read_phy_reg(pi, 0x43b); 1553 afectrlovrval = read_phy_reg(pi, 0x43c); 1554 if (channel != 0) { 1555 mod_phy_reg(pi, 0x43b, (0x1 << 1), (1) << 1); 1556 1557 mod_phy_reg(pi, 0x43c, (0x1 << 1), (0) << 1); 1558 1559 mod_phy_reg(pi, 0x43b, (0x1 << 4), (1) << 4); 1560 1561 mod_phy_reg(pi, 0x43c, (0x1 << 6), (0) << 6); 1562 1563 write_phy_reg(pi, 0x44b, 0xffff); 1564 wlc_lcnphy_tx_pu(pi, 1); 1565 1566 mod_phy_reg(pi, 0x634, (0xff << 8), (0) << 8); 1567 1568 or_phy_reg(pi, 0x6da, 0x0080); 1569 1570 or_phy_reg(pi, 0x00a, 0x228); 1571 } else { 1572 and_phy_reg(pi, 0x00a, ~(0x228)); 1573 1574 and_phy_reg(pi, 0x6da, 0xFF7F); 1575 write_phy_reg(pi, 0x43b, afectrlovr); 1576 write_phy_reg(pi, 0x43c, afectrlovrval); 1577 } 1578} 1579 1580static void wlc_lcnphy_toggle_afe_pwdn(struct brcms_phy *pi) 1581{ 1582 u16 save_AfeCtrlOvrVal, save_AfeCtrlOvr; 1583 1584 save_AfeCtrlOvrVal = read_phy_reg(pi, 0x43c); 1585 save_AfeCtrlOvr = read_phy_reg(pi, 0x43b); 1586 1587 write_phy_reg(pi, 0x43c, save_AfeCtrlOvrVal | 0x1); 1588 write_phy_reg(pi, 0x43b, save_AfeCtrlOvr | 0x1); 1589 1590 write_phy_reg(pi, 0x43c, save_AfeCtrlOvrVal & 0xfffe); 1591 write_phy_reg(pi, 0x43b, save_AfeCtrlOvr & 0xfffe); 1592 1593 write_phy_reg(pi, 0x43c, save_AfeCtrlOvrVal); 1594 write_phy_reg(pi, 0x43b, save_AfeCtrlOvr); 1595} 1596 1597static void 1598wlc_lcnphy_txrx_spur_avoidance_mode(struct brcms_phy *pi, bool enable) 1599{ 1600 if (enable) { 1601 write_phy_reg(pi, 0x942, 0x7); 1602 write_phy_reg(pi, 0x93b, ((1 << 13) + 23)); 1603 write_phy_reg(pi, 0x93c, ((1 << 13) + 1989)); 1604 1605 write_phy_reg(pi, 0x44a, 0x084); 1606 write_phy_reg(pi, 0x44a, 0x080); 1607 write_phy_reg(pi, 0x6d3, 0x2222); 1608 write_phy_reg(pi, 0x6d3, 0x2220); 1609 } else { 1610 write_phy_reg(pi, 0x942, 0x0); 1611 write_phy_reg(pi, 0x93b, ((0 << 13) + 23)); 1612 write_phy_reg(pi, 0x93c, ((0 << 13) + 1989)); 1613 } 1614 wlapi_switch_macfreq(pi->sh->physhim, enable); 1615} 1616 1617static void 1618wlc_lcnphy_set_chanspec_tweaks(struct brcms_phy *pi, u16 chanspec) 1619{ 1620 u8 channel = CHSPEC_CHANNEL(chanspec); 1621 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 1622 1623 if (channel == 14) 1624 mod_phy_reg(pi, 0x448, (0x3 << 8), (2) << 8); 1625 else 1626 mod_phy_reg(pi, 0x448, (0x3 << 8), (1) << 8); 1627 1628 pi_lcn->lcnphy_bandedge_corr = 2; 1629 if (channel == 1) 1630 pi_lcn->lcnphy_bandedge_corr = 4; 1631 1632 if (channel == 1 || channel == 2 || channel == 3 || 1633 channel == 4 || channel == 9 || 1634 channel == 10 || channel == 11 || channel == 12) { 1635 bcma_chipco_pll_write(&pi->d11core->bus->drv_cc, 0x2, 1636 0x03000c04); 1637 bcma_chipco_pll_maskset(&pi->d11core->bus->drv_cc, 0x3, 1638 ~0x00ffffff, 0x0); 1639 bcma_chipco_pll_write(&pi->d11core->bus->drv_cc, 0x4, 1640 0x200005c0); 1641 1642 bcma_cc_set32(&pi->d11core->bus->drv_cc, BCMA_CC_PMU_CTL, 1643 BCMA_CC_PMU_CTL_PLL_UPD); 1644 write_phy_reg(pi, 0x942, 0); 1645 wlc_lcnphy_txrx_spur_avoidance_mode(pi, false); 1646 pi_lcn->lcnphy_spurmod = false; 1647 mod_phy_reg(pi, 0x424, (0xff << 8), (0x1b) << 8); 1648 1649 write_phy_reg(pi, 0x425, 0x5907); 1650 } else { 1651 bcma_chipco_pll_write(&pi->d11core->bus->drv_cc, 0x2, 1652 0x03140c04); 1653 bcma_chipco_pll_maskset(&pi->d11core->bus->drv_cc, 0x3, 1654 ~0x00ffffff, 0x333333); 1655 bcma_chipco_pll_write(&pi->d11core->bus->drv_cc, 0x4, 1656 0x202c2820); 1657 1658 bcma_cc_set32(&pi->d11core->bus->drv_cc, BCMA_CC_PMU_CTL, 1659 BCMA_CC_PMU_CTL_PLL_UPD); 1660 write_phy_reg(pi, 0x942, 0); 1661 wlc_lcnphy_txrx_spur_avoidance_mode(pi, true); 1662 1663 pi_lcn->lcnphy_spurmod = false; 1664 mod_phy_reg(pi, 0x424, (0xff << 8), (0x1f) << 8); 1665 1666 write_phy_reg(pi, 0x425, 0x590a); 1667 } 1668 1669 or_phy_reg(pi, 0x44a, 0x44); 1670 write_phy_reg(pi, 0x44a, 0x80); 1671} 1672 1673static void 1674wlc_lcnphy_radio_2064_channel_tune_4313(struct brcms_phy *pi, u8 channel) 1675{ 1676 uint i; 1677 const struct chan_info_2064_lcnphy *ci; 1678 u8 rfpll_doubler = 0; 1679 u8 pll_pwrup, pll_pwrup_ovr; 1680 s32 qFxtal, qFref, qFvco, qFcal; 1681 u8 d15, d16, f16, e44, e45; 1682 u32 div_int, div_frac, fvco3, fpfd, fref3, fcal_div; 1683 u16 loop_bw, d30, setCount; 1684 1685 u8 h29, h28_ten, e30, h30_ten, cp_current; 1686 u16 g30, d28; 1687 1688 ci = &chan_info_2064_lcnphy[0]; 1689 rfpll_doubler = 1; 1690 1691 mod_radio_reg(pi, RADIO_2064_REG09D, 0x4, 0x1 << 2); 1692 1693 write_radio_reg(pi, RADIO_2064_REG09E, 0xf); 1694 if (!rfpll_doubler) { 1695 loop_bw = PLL_2064_LOOP_BW; 1696 d30 = PLL_2064_D30; 1697 } else { 1698 loop_bw = PLL_2064_LOOP_BW_DOUBLER; 1699 d30 = PLL_2064_D30_DOUBLER; 1700 } 1701 1702 if (CHSPEC_IS2G(pi->radio_chanspec)) { 1703 for (i = 0; i < ARRAY_SIZE(chan_info_2064_lcnphy); i++) 1704 if (chan_info_2064_lcnphy[i].chan == channel) 1705 break; 1706 1707 if (i >= ARRAY_SIZE(chan_info_2064_lcnphy)) 1708 return; 1709 1710 ci = &chan_info_2064_lcnphy[i]; 1711 } 1712 1713 write_radio_reg(pi, RADIO_2064_REG02A, ci->logen_buftune); 1714 1715 mod_radio_reg(pi, RADIO_2064_REG030, 0x3, ci->logen_rccr_tx); 1716 1717 mod_radio_reg(pi, RADIO_2064_REG091, 0x3, ci->txrf_mix_tune_ctrl); 1718 1719 mod_radio_reg(pi, RADIO_2064_REG038, 0xf, ci->pa_input_tune_g); 1720 1721 mod_radio_reg(pi, RADIO_2064_REG030, 0x3 << 2, 1722 (ci->logen_rccr_rx) << 2); 1723 1724 mod_radio_reg(pi, RADIO_2064_REG05E, 0xf, ci->pa_rxrf_lna1_freq_tune); 1725 1726 mod_radio_reg(pi, RADIO_2064_REG05E, (0xf) << 4, 1727 (ci->pa_rxrf_lna2_freq_tune) << 4); 1728 1729 write_radio_reg(pi, RADIO_2064_REG06C, ci->rxrf_rxrf_spare1); 1730 1731 pll_pwrup = (u8) read_radio_reg(pi, RADIO_2064_REG044); 1732 pll_pwrup_ovr = (u8) read_radio_reg(pi, RADIO_2064_REG12B); 1733 1734 or_radio_reg(pi, RADIO_2064_REG044, 0x07); 1735 1736 or_radio_reg(pi, RADIO_2064_REG12B, (0x07) << 1); 1737 e44 = 0; 1738 e45 = 0; 1739 1740 fpfd = rfpll_doubler ? (pi->xtalfreq << 1) : (pi->xtalfreq); 1741 if (pi->xtalfreq > 26000000) 1742 e44 = 1; 1743 if (pi->xtalfreq > 52000000) 1744 e45 = 1; 1745 if (e44 == 0) 1746 fcal_div = 1; 1747 else if (e45 == 0) 1748 fcal_div = 2; 1749 else 1750 fcal_div = 4; 1751 fvco3 = (ci->freq * 3); 1752 fref3 = 2 * fpfd; 1753 1754 qFxtal = wlc_lcnphy_qdiv_roundup(pi->xtalfreq, PLL_2064_MHZ, 16); 1755 qFref = wlc_lcnphy_qdiv_roundup(fpfd, PLL_2064_MHZ, 16); 1756 qFcal = pi->xtalfreq * fcal_div / PLL_2064_MHZ; 1757 qFvco = wlc_lcnphy_qdiv_roundup(fvco3, 2, 16); 1758 1759 write_radio_reg(pi, RADIO_2064_REG04F, 0x02); 1760 1761 d15 = (pi->xtalfreq * fcal_div * 4 / 5) / PLL_2064_MHZ - 1; 1762 write_radio_reg(pi, RADIO_2064_REG052, (0x07 & (d15 >> 2))); 1763 write_radio_reg(pi, RADIO_2064_REG053, (d15 & 0x3) << 5); 1764 1765 d16 = (qFcal * 8 / (d15 + 1)) - 1; 1766 write_radio_reg(pi, RADIO_2064_REG051, d16); 1767 1768 f16 = ((d16 + 1) * (d15 + 1)) / qFcal; 1769 setCount = f16 * 3 * (ci->freq) / 32 - 1; 1770 mod_radio_reg(pi, RADIO_2064_REG053, (0x0f << 0), 1771 (u8) (setCount >> 8)); 1772 1773 or_radio_reg(pi, RADIO_2064_REG053, 0x10); 1774 write_radio_reg(pi, RADIO_2064_REG054, (u8) (setCount & 0xff)); 1775 1776 div_int = ((fvco3 * (PLL_2064_MHZ >> 4)) / fref3) << 4; 1777 1778 div_frac = ((fvco3 * (PLL_2064_MHZ >> 4)) % fref3) << 4; 1779 while (div_frac >= fref3) { 1780 div_int++; 1781 div_frac -= fref3; 1782 } 1783 div_frac = wlc_lcnphy_qdiv_roundup(div_frac, fref3, 20); 1784 1785 mod_radio_reg(pi, RADIO_2064_REG045, (0x1f << 0), 1786 (u8) (div_int >> 4)); 1787 mod_radio_reg(pi, RADIO_2064_REG046, (0x1f << 4), 1788 (u8) (div_int << 4)); 1789 mod_radio_reg(pi, RADIO_2064_REG046, (0x0f << 0), 1790 (u8) (div_frac >> 16)); 1791 write_radio_reg(pi, RADIO_2064_REG047, (u8) (div_frac >> 8) & 0xff); 1792 write_radio_reg(pi, RADIO_2064_REG048, (u8) div_frac & 0xff); 1793 1794 write_radio_reg(pi, RADIO_2064_REG040, 0xfb); 1795 1796 write_radio_reg(pi, RADIO_2064_REG041, 0x9A); 1797 write_radio_reg(pi, RADIO_2064_REG042, 0xA3); 1798 write_radio_reg(pi, RADIO_2064_REG043, 0x0C); 1799 1800 h29 = LCN_BW_LMT / loop_bw; 1801 d28 = (((PLL_2064_HIGH_END_KVCO - PLL_2064_LOW_END_KVCO) * 1802 (fvco3 / 2 - PLL_2064_LOW_END_VCO)) / 1803 (PLL_2064_HIGH_END_VCO - PLL_2064_LOW_END_VCO)) 1804 + PLL_2064_LOW_END_KVCO; 1805 h28_ten = (d28 * 10) / LCN_VCO_DIV; 1806 e30 = (d30 - LCN_OFFSET) / LCN_FACT; 1807 g30 = LCN_OFFSET + (e30 * LCN_FACT); 1808 h30_ten = (g30 * 10) / LCN_CUR_DIV; 1809 cp_current = ((LCN_CUR_LMT * h29 * LCN_MULT * 100) / h28_ten) / h30_ten; 1810 mod_radio_reg(pi, RADIO_2064_REG03C, 0x3f, cp_current); 1811 1812 if (channel >= 1 && channel <= 5) 1813 write_radio_reg(pi, RADIO_2064_REG03C, 0x8); 1814 else 1815 write_radio_reg(pi, RADIO_2064_REG03C, 0x7); 1816 write_radio_reg(pi, RADIO_2064_REG03D, 0x3); 1817 1818 mod_radio_reg(pi, RADIO_2064_REG044, 0x0c, 0x0c); 1819 udelay(1); 1820 1821 wlc_2064_vco_cal(pi); 1822 1823 write_radio_reg(pi, RADIO_2064_REG044, pll_pwrup); 1824 write_radio_reg(pi, RADIO_2064_REG12B, pll_pwrup_ovr); 1825 if (LCNREV_IS(pi->pubpi.phy_rev, 1)) { 1826 write_radio_reg(pi, RADIO_2064_REG038, 3); 1827 write_radio_reg(pi, RADIO_2064_REG091, 7); 1828 } 1829 1830 if (!(pi->sh->boardflags & BFL_FEM)) { 1831 static const u8 reg038[14] = { 1832 0xd, 0xe, 0xd, 0xd, 0xd, 0xc, 0xa, 1833 0xb, 0xb, 0x3, 0x3, 0x2, 0x0, 0x0 1834 }; 1835 1836 write_radio_reg(pi, RADIO_2064_REG02A, 0xf); 1837 write_radio_reg(pi, RADIO_2064_REG091, 0x3); 1838 write_radio_reg(pi, RADIO_2064_REG038, 0x3); 1839 1840 write_radio_reg(pi, RADIO_2064_REG038, reg038[channel - 1]); 1841 } 1842} 1843 1844static int 1845wlc_lcnphy_load_tx_iir_filter(struct brcms_phy *pi, bool is_ofdm, s16 filt_type) 1846{ 1847 s16 filt_index = -1; 1848 int j; 1849 1850 u16 addr[] = { 1851 0x910, 1852 0x91e, 1853 0x91f, 1854 0x924, 1855 0x925, 1856 0x926, 1857 0x920, 1858 0x921, 1859 0x927, 1860 0x928, 1861 0x929, 1862 0x922, 1863 0x923, 1864 0x930, 1865 0x931, 1866 0x932 1867 }; 1868 1869 u16 addr_ofdm[] = { 1870 0x90f, 1871 0x900, 1872 0x901, 1873 0x906, 1874 0x907, 1875 0x908, 1876 0x902, 1877 0x903, 1878 0x909, 1879 0x90a, 1880 0x90b, 1881 0x904, 1882 0x905, 1883 0x90c, 1884 0x90d, 1885 0x90e 1886 }; 1887 1888 if (!is_ofdm) { 1889 for (j = 0; j < LCNPHY_NUM_TX_DIG_FILTERS_CCK; j++) { 1890 if (filt_type == LCNPHY_txdigfiltcoeffs_cck[j][0]) { 1891 filt_index = (s16) j; 1892 break; 1893 } 1894 } 1895 1896 if (filt_index != -1) { 1897 for (j = 0; j < LCNPHY_NUM_DIG_FILT_COEFFS; j++) 1898 write_phy_reg(pi, addr[j], 1899 LCNPHY_txdigfiltcoeffs_cck 1900 [filt_index][j + 1]); 1901 } 1902 } else { 1903 for (j = 0; j < LCNPHY_NUM_TX_DIG_FILTERS_OFDM; j++) { 1904 if (filt_type == LCNPHY_txdigfiltcoeffs_ofdm[j][0]) { 1905 filt_index = (s16) j; 1906 break; 1907 } 1908 } 1909 1910 if (filt_index != -1) { 1911 for (j = 0; j < LCNPHY_NUM_DIG_FILT_COEFFS; j++) 1912 write_phy_reg(pi, addr_ofdm[j], 1913 LCNPHY_txdigfiltcoeffs_ofdm 1914 [filt_index][j + 1]); 1915 } 1916 } 1917 1918 return (filt_index != -1) ? 0 : -1; 1919} 1920 1921static u16 wlc_lcnphy_get_pa_gain(struct brcms_phy *pi) 1922{ 1923 u16 pa_gain; 1924 1925 pa_gain = (read_phy_reg(pi, 0x4fb) & 1926 LCNPHY_txgainctrlovrval1_pagain_ovr_val1_MASK) >> 1927 LCNPHY_txgainctrlovrval1_pagain_ovr_val1_SHIFT; 1928 1929 return pa_gain; 1930} 1931 1932static void wlc_lcnphy_set_tx_gain(struct brcms_phy *pi, 1933 struct lcnphy_txgains *target_gains) 1934{ 1935 u16 pa_gain = wlc_lcnphy_get_pa_gain(pi); 1936 1937 mod_phy_reg( 1938 pi, 0x4b5, 1939 (0xffff << 0), 1940 ((target_gains->gm_gain) | 1941 (target_gains->pga_gain << 8)) << 1942 0); 1943 mod_phy_reg(pi, 0x4fb, 1944 (0x7fff << 0), 1945 ((target_gains->pad_gain) | (pa_gain << 8)) << 0); 1946 1947 mod_phy_reg( 1948 pi, 0x4fc, 1949 (0xffff << 0), 1950 ((target_gains->gm_gain) | 1951 (target_gains->pga_gain << 8)) << 1952 0); 1953 mod_phy_reg(pi, 0x4fd, 1954 (0x7fff << 0), 1955 ((target_gains->pad_gain) | (pa_gain << 8)) << 0); 1956 1957 wlc_lcnphy_set_dac_gain(pi, target_gains->dac_gain); 1958 1959 wlc_lcnphy_enable_tx_gain_override(pi); 1960} 1961 1962static u8 wlc_lcnphy_get_bbmult(struct brcms_phy *pi) 1963{ 1964 u16 m0m1; 1965 struct phytbl_info tab; 1966 1967 tab.tbl_ptr = &m0m1; 1968 tab.tbl_len = 1; 1969 tab.tbl_id = LCNPHY_TBL_ID_IQLOCAL; 1970 tab.tbl_offset = 87; 1971 tab.tbl_width = 16; 1972 wlc_lcnphy_read_table(pi, &tab); 1973 1974 return (u8) ((m0m1 & 0xff00) >> 8); 1975} 1976 1977static void wlc_lcnphy_set_bbmult(struct brcms_phy *pi, u8 m0) 1978{ 1979 u16 m0m1 = (u16) m0 << 8; 1980 struct phytbl_info tab; 1981 1982 tab.tbl_ptr = &m0m1; 1983 tab.tbl_len = 1; 1984 tab.tbl_id = LCNPHY_TBL_ID_IQLOCAL; 1985 tab.tbl_offset = 87; 1986 tab.tbl_width = 16; 1987 wlc_lcnphy_write_table(pi, &tab); 1988} 1989 1990static void wlc_lcnphy_clear_tx_power_offsets(struct brcms_phy *pi) 1991{ 1992 u32 data_buf[64]; 1993 struct phytbl_info tab; 1994 1995 memset(data_buf, 0, sizeof(data_buf)); 1996 1997 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 1998 tab.tbl_width = 32; 1999 tab.tbl_ptr = data_buf; 2000 2001 if (!wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) { 2002 2003 tab.tbl_len = 30; 2004 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_RATE_OFFSET; 2005 wlc_lcnphy_write_table(pi, &tab); 2006 } 2007 2008 tab.tbl_len = 64; 2009 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_MAC_OFFSET; 2010 wlc_lcnphy_write_table(pi, &tab); 2011} 2012 2013enum lcnphy_tssi_mode { 2014 LCNPHY_TSSI_PRE_PA, 2015 LCNPHY_TSSI_POST_PA, 2016 LCNPHY_TSSI_EXT 2017}; 2018 2019static void 2020wlc_lcnphy_set_tssi_mux(struct brcms_phy *pi, enum lcnphy_tssi_mode pos) 2021{ 2022 mod_phy_reg(pi, 0x4d7, (0x1 << 0), (0x1) << 0); 2023 2024 mod_phy_reg(pi, 0x4d7, (0x1 << 6), (1) << 6); 2025 2026 if (LCNPHY_TSSI_POST_PA == pos) { 2027 mod_phy_reg(pi, 0x4d9, (0x1 << 2), (0) << 2); 2028 2029 mod_phy_reg(pi, 0x4d9, (0x1 << 3), (1) << 3); 2030 2031 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { 2032 mod_radio_reg(pi, RADIO_2064_REG086, 0x4, 0x4); 2033 } else { 2034 mod_radio_reg(pi, RADIO_2064_REG03A, 1, 0x1); 2035 mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8); 2036 mod_radio_reg(pi, RADIO_2064_REG028, 0x1, 0x0); 2037 mod_radio_reg(pi, RADIO_2064_REG11A, 0x4, 1<<2); 2038 mod_radio_reg(pi, RADIO_2064_REG036, 0x10, 0x0); 2039 mod_radio_reg(pi, RADIO_2064_REG11A, 0x10, 1<<4); 2040 mod_radio_reg(pi, RADIO_2064_REG036, 0x3, 0x0); 2041 mod_radio_reg(pi, RADIO_2064_REG035, 0xff, 0x77); 2042 mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, 0xe<<1); 2043 mod_radio_reg(pi, RADIO_2064_REG112, 0x80, 1<<7); 2044 mod_radio_reg(pi, RADIO_2064_REG005, 0x7, 1<<1); 2045 mod_radio_reg(pi, RADIO_2064_REG029, 0xf0, 0<<4); 2046 } 2047 } else { 2048 mod_phy_reg(pi, 0x4d9, (0x1 << 2), (0x1) << 2); 2049 2050 mod_phy_reg(pi, 0x4d9, (0x1 << 3), (0) << 3); 2051 2052 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { 2053 mod_radio_reg(pi, RADIO_2064_REG086, 0x4, 0x4); 2054 } else { 2055 mod_radio_reg(pi, RADIO_2064_REG03A, 1, 0); 2056 mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8); 2057 } 2058 } 2059 mod_phy_reg(pi, 0x637, (0x3 << 14), (0) << 14); 2060 2061 if (LCNPHY_TSSI_EXT == pos) { 2062 write_radio_reg(pi, RADIO_2064_REG07F, 1); 2063 mod_radio_reg(pi, RADIO_2064_REG005, 0x7, 0x2); 2064 mod_radio_reg(pi, RADIO_2064_REG112, 0x80, 0x1 << 7); 2065 mod_radio_reg(pi, RADIO_2064_REG028, 0x1f, 0x3); 2066 } 2067} 2068 2069static u16 wlc_lcnphy_rfseq_tbl_adc_pwrup(struct brcms_phy *pi) 2070{ 2071 u16 N1, N2, N3, N4, N5, N6, N; 2072 N1 = ((read_phy_reg(pi, 0x4a5) & (0xff << 0)) 2073 >> 0); 2074 N2 = 1 << ((read_phy_reg(pi, 0x4a5) & (0x7 << 12)) 2075 >> 12); 2076 N3 = ((read_phy_reg(pi, 0x40d) & (0xff << 0)) 2077 >> 0); 2078 N4 = 1 << ((read_phy_reg(pi, 0x40d) & (0x7 << 8)) 2079 >> 8); 2080 N5 = ((read_phy_reg(pi, 0x4a2) & (0xff << 0)) 2081 >> 0); 2082 N6 = 1 << ((read_phy_reg(pi, 0x4a2) & (0x7 << 8)) 2083 >> 8); 2084 N = 2 * (N1 + N2 + N3 + N4 + 2 * (N5 + N6)) + 80; 2085 if (N < 1600) 2086 N = 1600; 2087 return N; 2088} 2089 2090static void wlc_lcnphy_pwrctrl_rssiparams(struct brcms_phy *pi) 2091{ 2092 u16 auxpga_vmid, auxpga_vmid_temp, auxpga_gain_temp; 2093 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 2094 2095 auxpga_vmid = (2 << 8) | 2096 (pi_lcn->lcnphy_rssi_vc << 4) | pi_lcn->lcnphy_rssi_vf; 2097 auxpga_vmid_temp = (2 << 8) | (8 << 4) | 4; 2098 auxpga_gain_temp = 2; 2099 2100 mod_phy_reg(pi, 0x4d8, (0x1 << 0), (0) << 0); 2101 2102 mod_phy_reg(pi, 0x4d8, (0x1 << 1), (0) << 1); 2103 2104 mod_phy_reg(pi, 0x4d7, (0x1 << 3), (0) << 3); 2105 2106 mod_phy_reg(pi, 0x4db, 2107 (0x3ff << 0) | 2108 (0x7 << 12), 2109 (auxpga_vmid << 0) | (pi_lcn->lcnphy_rssi_gs << 12)); 2110 2111 mod_phy_reg(pi, 0x4dc, 2112 (0x3ff << 0) | 2113 (0x7 << 12), 2114 (auxpga_vmid << 0) | (pi_lcn->lcnphy_rssi_gs << 12)); 2115 2116 mod_phy_reg(pi, 0x40a, 2117 (0x3ff << 0) | 2118 (0x7 << 12), 2119 (auxpga_vmid << 0) | (pi_lcn->lcnphy_rssi_gs << 12)); 2120 2121 mod_phy_reg(pi, 0x40b, 2122 (0x3ff << 0) | 2123 (0x7 << 12), 2124 (auxpga_vmid_temp << 0) | (auxpga_gain_temp << 12)); 2125 2126 mod_phy_reg(pi, 0x40c, 2127 (0x3ff << 0) | 2128 (0x7 << 12), 2129 (auxpga_vmid_temp << 0) | (auxpga_gain_temp << 12)); 2130 2131 mod_radio_reg(pi, RADIO_2064_REG082, (1 << 5), (1 << 5)); 2132 mod_radio_reg(pi, RADIO_2064_REG07C, (1 << 0), (1 << 0)); 2133} 2134 2135static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) 2136{ 2137 struct phytbl_info tab; 2138 u32 rfseq, ind; 2139 enum lcnphy_tssi_mode mode; 2140 u8 tssi_sel; 2141 2142 if (pi->sh->boardflags & BFL_FEM) { 2143 tssi_sel = 0x1; 2144 mode = LCNPHY_TSSI_EXT; 2145 } else { 2146 tssi_sel = 0xe; 2147 mode = LCNPHY_TSSI_POST_PA; 2148 } 2149 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 2150 tab.tbl_width = 32; 2151 tab.tbl_ptr = &ind; 2152 tab.tbl_len = 1; 2153 tab.tbl_offset = 0; 2154 for (ind = 0; ind < 128; ind++) { 2155 wlc_lcnphy_write_table(pi, &tab); 2156 tab.tbl_offset++; 2157 } 2158 tab.tbl_offset = 704; 2159 for (ind = 0; ind < 128; ind++) { 2160 wlc_lcnphy_write_table(pi, &tab); 2161 tab.tbl_offset++; 2162 } 2163 mod_phy_reg(pi, 0x503, (0x1 << 0), (0) << 0); 2164 2165 mod_phy_reg(pi, 0x503, (0x1 << 2), (0) << 2); 2166 2167 mod_phy_reg(pi, 0x503, (0x1 << 4), (1) << 4); 2168 2169 wlc_lcnphy_set_tssi_mux(pi, mode); 2170 mod_phy_reg(pi, 0x4a4, (0x1 << 14), (0) << 14); 2171 2172 mod_phy_reg(pi, 0x4a4, (0x1 << 15), (1) << 15); 2173 2174 mod_phy_reg(pi, 0x4d0, (0x1 << 5), (0) << 5); 2175 2176 mod_phy_reg(pi, 0x4a4, (0x1ff << 0), (0) << 0); 2177 2178 mod_phy_reg(pi, 0x4a5, (0xff << 0), (255) << 0); 2179 2180 mod_phy_reg(pi, 0x4a5, (0x7 << 12), (5) << 12); 2181 2182 mod_phy_reg(pi, 0x4a5, (0x7 << 8), (0) << 8); 2183 2184 mod_phy_reg(pi, 0x40d, (0xff << 0), (64) << 0); 2185 2186 mod_phy_reg(pi, 0x40d, (0x7 << 8), (4) << 8); 2187 2188 mod_phy_reg(pi, 0x4a2, (0xff << 0), (64) << 0); 2189 2190 mod_phy_reg(pi, 0x4a2, (0x7 << 8), (4) << 8); 2191 2192 mod_phy_reg(pi, 0x4d0, (0x1ff << 6), (0) << 6); 2193 2194 mod_phy_reg(pi, 0x4a8, (0xff << 0), (0x1) << 0); 2195 2196 wlc_lcnphy_clear_tx_power_offsets(pi); 2197 2198 mod_phy_reg(pi, 0x4a6, (0x1 << 15), (1) << 15); 2199 2200 mod_phy_reg(pi, 0x4a6, (0x1ff << 0), (0xff) << 0); 2201 2202 mod_phy_reg(pi, 0x49a, (0x1ff << 0), (0xff) << 0); 2203 2204 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { 2205 mod_radio_reg(pi, RADIO_2064_REG028, 0xf, tssi_sel); 2206 mod_radio_reg(pi, RADIO_2064_REG086, 0x4, 0x4); 2207 } else { 2208 mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, tssi_sel << 1); 2209 mod_radio_reg(pi, RADIO_2064_REG03A, 0x1, 1); 2210 mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 1 << 3); 2211 } 2212 2213 write_radio_reg(pi, RADIO_2064_REG025, 0xc); 2214 2215 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { 2216 mod_radio_reg(pi, RADIO_2064_REG03A, 0x1, 1); 2217 } else { 2218 if (CHSPEC_IS2G(pi->radio_chanspec)) 2219 mod_radio_reg(pi, RADIO_2064_REG03A, 0x2, 1 << 1); 2220 else 2221 mod_radio_reg(pi, RADIO_2064_REG03A, 0x2, 0 << 1); 2222 } 2223 2224 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) 2225 mod_radio_reg(pi, RADIO_2064_REG03A, 0x2, 1 << 1); 2226 else 2227 mod_radio_reg(pi, RADIO_2064_REG03A, 0x4, 1 << 2); 2228 2229 mod_radio_reg(pi, RADIO_2064_REG11A, 0x1, 1 << 0); 2230 2231 mod_radio_reg(pi, RADIO_2064_REG005, 0x8, 1 << 3); 2232 2233 if (!wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) 2234 mod_phy_reg(pi, 0x4d7, 2235 (0x1 << 3) | (0x7 << 12), 0 << 3 | 2 << 12); 2236 2237 rfseq = wlc_lcnphy_rfseq_tbl_adc_pwrup(pi); 2238 tab.tbl_id = LCNPHY_TBL_ID_RFSEQ; 2239 tab.tbl_width = 16; 2240 tab.tbl_ptr = &rfseq; 2241 tab.tbl_len = 1; 2242 tab.tbl_offset = 6; 2243 wlc_lcnphy_write_table(pi, &tab); 2244 2245 mod_phy_reg(pi, 0x938, (0x1 << 2), (1) << 2); 2246 2247 mod_phy_reg(pi, 0x939, (0x1 << 2), (1) << 2); 2248 2249 mod_phy_reg(pi, 0x4a4, (0x1 << 12), (1) << 12); 2250 2251 mod_phy_reg(pi, 0x4d7, (0x1 << 2), (1) << 2); 2252 2253 mod_phy_reg(pi, 0x4d7, (0xf << 8), (0) << 8); 2254 2255 mod_radio_reg(pi, RADIO_2064_REG035, 0xff, 0x0); 2256 mod_radio_reg(pi, RADIO_2064_REG036, 0x3, 0x0); 2257 mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8); 2258 2259 wlc_lcnphy_pwrctrl_rssiparams(pi); 2260} 2261 2262void wlc_lcnphy_tx_pwr_update_npt(struct brcms_phy *pi) 2263{ 2264 u16 tx_cnt, tx_total, npt; 2265 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 2266 2267 tx_total = wlc_lcnphy_total_tx_frames(pi); 2268 tx_cnt = tx_total - pi_lcn->lcnphy_tssi_tx_cnt; 2269 npt = wlc_lcnphy_get_tx_pwr_npt(pi); 2270 2271 if (tx_cnt > (1 << npt)) { 2272 2273 pi_lcn->lcnphy_tssi_tx_cnt = tx_total; 2274 2275 pi_lcn->lcnphy_tssi_idx = wlc_lcnphy_get_current_tx_pwr_idx(pi); 2276 pi_lcn->lcnphy_tssi_npt = npt; 2277 2278 } 2279} 2280 2281s32 wlc_lcnphy_tssi2dbm(s32 tssi, s32 a1, s32 b0, s32 b1) 2282{ 2283 s32 a, b, p; 2284 2285 a = 32768 + (a1 * tssi); 2286 b = (1024 * b0) + (64 * b1 * tssi); 2287 p = ((2 * b) + a) / (2 * a); 2288 2289 return p; 2290} 2291 2292static void wlc_lcnphy_txpower_reset_npt(struct brcms_phy *pi) 2293{ 2294 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 2295 if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) 2296 return; 2297 2298 pi_lcn->lcnphy_tssi_idx = LCNPHY_TX_PWR_CTRL_START_INDEX_2G_4313; 2299 pi_lcn->lcnphy_tssi_npt = LCNPHY_TX_PWR_CTRL_START_NPT; 2300} 2301 2302void wlc_lcnphy_txpower_recalc_target(struct brcms_phy *pi) 2303{ 2304 struct phytbl_info tab; 2305 u32 rate_table[BRCMS_NUM_RATES_CCK + BRCMS_NUM_RATES_OFDM + 2306 BRCMS_NUM_RATES_MCS_1_STREAM]; 2307 uint i, j; 2308 if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) 2309 return; 2310 2311 for (i = 0, j = 0; i < ARRAY_SIZE(rate_table); i++, j++) { 2312 2313 if (i == BRCMS_NUM_RATES_CCK + BRCMS_NUM_RATES_OFDM) 2314 j = TXP_FIRST_MCS_20_SISO; 2315 2316 rate_table[i] = (u32) ((s32) (-pi->tx_power_offset[j])); 2317 } 2318 2319 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 2320 tab.tbl_width = 32; 2321 tab.tbl_len = ARRAY_SIZE(rate_table); 2322 tab.tbl_ptr = rate_table; 2323 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_RATE_OFFSET; 2324 wlc_lcnphy_write_table(pi, &tab); 2325 2326 if (wlc_lcnphy_get_target_tx_pwr(pi) != pi->tx_power_min) { 2327 wlc_lcnphy_set_target_tx_pwr(pi, pi->tx_power_min); 2328 2329 wlc_lcnphy_txpower_reset_npt(pi); 2330 } 2331} 2332 2333static void wlc_lcnphy_set_tx_pwr_soft_ctrl(struct brcms_phy *pi, s8 index) 2334{ 2335 u32 cck_offset[4] = { 22, 22, 22, 22 }; 2336 u32 ofdm_offset, reg_offset_cck; 2337 int i; 2338 u16 index2; 2339 struct phytbl_info tab; 2340 2341 if (wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi)) 2342 return; 2343 2344 mod_phy_reg(pi, 0x4a4, (0x1 << 14), (0x1) << 14); 2345 2346 mod_phy_reg(pi, 0x4a4, (0x1 << 14), (0x0) << 14); 2347 2348 or_phy_reg(pi, 0x6da, 0x0040); 2349 2350 reg_offset_cck = 0; 2351 for (i = 0; i < 4; i++) 2352 cck_offset[i] -= reg_offset_cck; 2353 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 2354 tab.tbl_width = 32; 2355 tab.tbl_len = 4; 2356 tab.tbl_ptr = cck_offset; 2357 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_RATE_OFFSET; 2358 wlc_lcnphy_write_table(pi, &tab); 2359 ofdm_offset = 0; 2360 tab.tbl_len = 1; 2361 tab.tbl_ptr = &ofdm_offset; 2362 for (i = 836; i < 862; i++) { 2363 tab.tbl_offset = i; 2364 wlc_lcnphy_write_table(pi, &tab); 2365 } 2366 2367 mod_phy_reg(pi, 0x4a4, (0x1 << 15), (0x1) << 15); 2368 2369 mod_phy_reg(pi, 0x4a4, (0x1 << 14), (0x1) << 14); 2370 2371 mod_phy_reg(pi, 0x4a4, (0x1 << 13), (0x1) << 13); 2372 2373 mod_phy_reg(pi, 0x4b0, (0x1 << 7), (0) << 7); 2374 2375 mod_phy_reg(pi, 0x43b, (0x1 << 6), (0) << 6); 2376 2377 mod_phy_reg(pi, 0x4a9, (0x1 << 15), (1) << 15); 2378 2379 index2 = (u16) (index * 2); 2380 mod_phy_reg(pi, 0x4a9, (0x1ff << 0), (index2) << 0); 2381 2382 mod_phy_reg(pi, 0x6a3, (0x1 << 4), (0) << 4); 2383 2384} 2385 2386static s8 wlc_lcnphy_tempcompensated_txpwrctrl(struct brcms_phy *pi) 2387{ 2388 s8 index, delta_brd, delta_temp, new_index, tempcorrx; 2389 s16 manp, meas_temp, temp_diff; 2390 bool neg = false; 2391 u16 temp; 2392 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 2393 2394 if (wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi)) 2395 return pi_lcn->lcnphy_current_index; 2396 2397 index = FIXED_TXPWR; 2398 2399 if (pi_lcn->lcnphy_tempsense_slope == 0) 2400 return index; 2401 2402 temp = (u16) wlc_lcnphy_tempsense(pi, 0); 2403 meas_temp = LCNPHY_TEMPSENSE(temp); 2404 2405 if (pi->tx_power_min != 0) 2406 delta_brd = (pi_lcn->lcnphy_measPower - pi->tx_power_min); 2407 else 2408 delta_brd = 0; 2409 2410 manp = LCNPHY_TEMPSENSE(pi_lcn->lcnphy_rawtempsense); 2411 temp_diff = manp - meas_temp; 2412 if (temp_diff < 0) { 2413 neg = true; 2414 temp_diff = -temp_diff; 2415 } 2416 2417 delta_temp = (s8) wlc_lcnphy_qdiv_roundup((u32) (temp_diff * 192), 2418 (u32) (pi_lcn-> 2419 lcnphy_tempsense_slope 2420 * 10), 0); 2421 if (neg) 2422 delta_temp = -delta_temp; 2423 2424 if (pi_lcn->lcnphy_tempsense_option == 3 2425 && LCNREV_IS(pi->pubpi.phy_rev, 0)) 2426 delta_temp = 0; 2427 if (pi_lcn->lcnphy_tempcorrx > 31) 2428 tempcorrx = (s8) (pi_lcn->lcnphy_tempcorrx - 64); 2429 else 2430 tempcorrx = (s8) pi_lcn->lcnphy_tempcorrx; 2431 if (LCNREV_IS(pi->pubpi.phy_rev, 1)) 2432 tempcorrx = 4; 2433 new_index = 2434 index + delta_brd + delta_temp - pi_lcn->lcnphy_bandedge_corr; 2435 new_index += tempcorrx; 2436 2437 if (LCNREV_IS(pi->pubpi.phy_rev, 1)) 2438 index = 127; 2439 2440 if (new_index < 0 || new_index > 126) 2441 return index; 2442 2443 return new_index; 2444} 2445 2446static u16 wlc_lcnphy_set_tx_pwr_ctrl_mode(struct brcms_phy *pi, u16 mode) 2447{ 2448 2449 u16 current_mode = mode; 2450 if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi) && 2451 mode == LCNPHY_TX_PWR_CTRL_HW) 2452 current_mode = LCNPHY_TX_PWR_CTRL_TEMPBASED; 2453 if (wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi) && 2454 mode == LCNPHY_TX_PWR_CTRL_TEMPBASED) 2455 current_mode = LCNPHY_TX_PWR_CTRL_HW; 2456 return current_mode; 2457} 2458 2459void wlc_lcnphy_set_tx_pwr_ctrl(struct brcms_phy *pi, u16 mode) 2460{ 2461 u16 old_mode = wlc_lcnphy_get_tx_pwr_ctrl(pi); 2462 s8 index; 2463 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 2464 2465 mode = wlc_lcnphy_set_tx_pwr_ctrl_mode(pi, mode); 2466 old_mode = wlc_lcnphy_set_tx_pwr_ctrl_mode(pi, old_mode); 2467 2468 mod_phy_reg(pi, 0x6da, (0x1 << 6), 2469 ((LCNPHY_TX_PWR_CTRL_HW == mode) ? 1 : 0) << 6); 2470 2471 mod_phy_reg(pi, 0x6a3, (0x1 << 4), 2472 ((LCNPHY_TX_PWR_CTRL_HW == mode) ? 0 : 1) << 4); 2473 2474 if (old_mode != mode) { 2475 if (LCNPHY_TX_PWR_CTRL_HW == old_mode) { 2476 2477 wlc_lcnphy_tx_pwr_update_npt(pi); 2478 2479 wlc_lcnphy_clear_tx_power_offsets(pi); 2480 } 2481 if (LCNPHY_TX_PWR_CTRL_HW == mode) { 2482 2483 wlc_lcnphy_txpower_recalc_target(pi); 2484 2485 wlc_lcnphy_set_start_tx_pwr_idx(pi, 2486 pi_lcn-> 2487 lcnphy_tssi_idx); 2488 wlc_lcnphy_set_tx_pwr_npt(pi, pi_lcn->lcnphy_tssi_npt); 2489 mod_radio_reg(pi, RADIO_2064_REG11F, 0x4, 0); 2490 2491 pi_lcn->lcnphy_tssi_tx_cnt = 2492 wlc_lcnphy_total_tx_frames(pi); 2493 2494 wlc_lcnphy_disable_tx_gain_override(pi); 2495 pi_lcn->lcnphy_tx_power_idx_override = -1; 2496 } else 2497 wlc_lcnphy_enable_tx_gain_override(pi); 2498 2499 mod_phy_reg(pi, 0x4a4, 2500 ((0x1 << 15) | (0x1 << 14) | (0x1 << 13)), mode); 2501 if (mode == LCNPHY_TX_PWR_CTRL_TEMPBASED) { 2502 index = wlc_lcnphy_tempcompensated_txpwrctrl(pi); 2503 wlc_lcnphy_set_tx_pwr_soft_ctrl(pi, index); 2504 pi_lcn->lcnphy_current_index = (s8) 2505 ((read_phy_reg(pi, 2506 0x4a9) & 2507 0xFF) / 2); 2508 } 2509 } 2510} 2511 2512static void 2513wlc_lcnphy_tx_iqlo_loopback(struct brcms_phy *pi, u16 *values_to_save) 2514{ 2515 u16 vmid; 2516 int i; 2517 for (i = 0; i < 20; i++) 2518 values_to_save[i] = 2519 read_radio_reg(pi, iqlo_loopback_rf_regs[i]); 2520 2521 mod_phy_reg(pi, 0x44c, (0x1 << 12), 1 << 12); 2522 mod_phy_reg(pi, 0x44d, (0x1 << 14), 1 << 14); 2523 2524 mod_phy_reg(pi, 0x44c, (0x1 << 11), 1 << 11); 2525 mod_phy_reg(pi, 0x44d, (0x1 << 13), 0 << 13); 2526 2527 mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1); 2528 mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1); 2529 2530 mod_phy_reg(pi, 0x43b, (0x1 << 0), 1 << 0); 2531 mod_phy_reg(pi, 0x43c, (0x1 << 0), 0 << 0); 2532 2533 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) 2534 and_radio_reg(pi, RADIO_2064_REG03A, 0xFD); 2535 else 2536 and_radio_reg(pi, RADIO_2064_REG03A, 0xF9); 2537 or_radio_reg(pi, RADIO_2064_REG11A, 0x1); 2538 2539 or_radio_reg(pi, RADIO_2064_REG036, 0x01); 2540 or_radio_reg(pi, RADIO_2064_REG11A, 0x18); 2541 udelay(20); 2542 2543 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { 2544 if (CHSPEC_IS5G(pi->radio_chanspec)) 2545 mod_radio_reg(pi, RADIO_2064_REG03A, 1, 0); 2546 else 2547 or_radio_reg(pi, RADIO_2064_REG03A, 1); 2548 } else { 2549 if (CHSPEC_IS5G(pi->radio_chanspec)) 2550 mod_radio_reg(pi, RADIO_2064_REG03A, 3, 1); 2551 else 2552 or_radio_reg(pi, RADIO_2064_REG03A, 0x3); 2553 } 2554 2555 udelay(20); 2556 2557 write_radio_reg(pi, RADIO_2064_REG025, 0xF); 2558 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { 2559 if (CHSPEC_IS5G(pi->radio_chanspec)) 2560 mod_radio_reg(pi, RADIO_2064_REG028, 0xF, 0x4); 2561 else 2562 mod_radio_reg(pi, RADIO_2064_REG028, 0xF, 0x6); 2563 } else { 2564 if (CHSPEC_IS5G(pi->radio_chanspec)) 2565 mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, 0x4 << 1); 2566 else 2567 mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, 0x6 << 1); 2568 } 2569 2570 udelay(20); 2571 2572 write_radio_reg(pi, RADIO_2064_REG005, 0x8); 2573 or_radio_reg(pi, RADIO_2064_REG112, 0x80); 2574 udelay(20); 2575 2576 or_radio_reg(pi, RADIO_2064_REG0FF, 0x10); 2577 or_radio_reg(pi, RADIO_2064_REG11F, 0x44); 2578 udelay(20); 2579 2580 or_radio_reg(pi, RADIO_2064_REG00B, 0x7); 2581 or_radio_reg(pi, RADIO_2064_REG113, 0x10); 2582 udelay(20); 2583 2584 write_radio_reg(pi, RADIO_2064_REG007, 0x1); 2585 udelay(20); 2586 2587 vmid = 0x2A6; 2588 mod_radio_reg(pi, RADIO_2064_REG0FC, 0x3 << 0, (vmid >> 8) & 0x3); 2589 write_radio_reg(pi, RADIO_2064_REG0FD, (vmid & 0xff)); 2590 or_radio_reg(pi, RADIO_2064_REG11F, 0x44); 2591 udelay(20); 2592 2593 or_radio_reg(pi, RADIO_2064_REG0FF, 0x10); 2594 udelay(20); 2595 write_radio_reg(pi, RADIO_2064_REG012, 0x02); 2596 or_radio_reg(pi, RADIO_2064_REG112, 0x06); 2597 write_radio_reg(pi, RADIO_2064_REG036, 0x11); 2598 write_radio_reg(pi, RADIO_2064_REG059, 0xcc); 2599 write_radio_reg(pi, RADIO_2064_REG05C, 0x2e); 2600 write_radio_reg(pi, RADIO_2064_REG078, 0xd7); 2601 write_radio_reg(pi, RADIO_2064_REG092, 0x15); 2602} 2603 2604static bool wlc_lcnphy_iqcal_wait(struct brcms_phy *pi) 2605{ 2606 uint delay_count = 0; 2607 2608 while (wlc_lcnphy_iqcal_active(pi)) { 2609 udelay(100); 2610 delay_count++; 2611 2612 if (delay_count > (10 * 500)) 2613 break; 2614 } 2615 2616 return (0 == wlc_lcnphy_iqcal_active(pi)); 2617} 2618 2619static void 2620wlc_lcnphy_tx_iqlo_loopback_cleanup(struct brcms_phy *pi, u16 *values_to_save) 2621{ 2622 int i; 2623 2624 and_phy_reg(pi, 0x44c, 0x0 >> 11); 2625 2626 and_phy_reg(pi, 0x43b, 0xC); 2627 2628 for (i = 0; i < 20; i++) 2629 write_radio_reg(pi, iqlo_loopback_rf_regs[i], 2630 values_to_save[i]); 2631} 2632 2633static void 2634wlc_lcnphy_tx_iqlo_cal(struct brcms_phy *pi, 2635 struct lcnphy_txgains *target_gains, 2636 enum lcnphy_cal_mode cal_mode, bool keep_tone) 2637{ 2638 2639 struct lcnphy_txgains cal_gains, temp_gains; 2640 u16 hash; 2641 u8 band_idx; 2642 int j; 2643 u16 ncorr_override[5]; 2644 u16 syst_coeffs[] = { 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 2645 0x0000, 0x0000, 0x0000, 0x0000, 0x0000}; 2646 2647 u16 commands_fullcal[] = { 2648 0x8434, 0x8334, 0x8084, 0x8267, 0x8056, 0x8234 2649 }; 2650 2651 u16 commands_recal[] = { 2652 0x8434, 0x8334, 0x8084, 0x8267, 0x8056, 0x8234 2653 }; 2654 2655 u16 command_nums_fullcal[] = { 2656 0x7a97, 0x7a97, 0x7a97, 0x7a87, 0x7a87, 0x7b97 2657 }; 2658 2659 u16 command_nums_recal[] = { 2660 0x7a97, 0x7a97, 0x7a97, 0x7a87, 0x7a87, 0x7b97 2661 }; 2662 u16 *command_nums = command_nums_fullcal; 2663 2664 u16 *start_coeffs = NULL, *cal_cmds = NULL, cal_type, diq_start; 2665 u16 tx_pwr_ctrl_old, save_txpwrctrlrfctrl2; 2666 u16 save_sslpnCalibClkEnCtrl, save_sslpnRxFeClkEnCtrl; 2667 bool tx_gain_override_old; 2668 struct lcnphy_txgains old_gains; 2669 uint i, n_cal_cmds = 0, n_cal_start = 0; 2670 u16 *values_to_save; 2671 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 2672 2673 values_to_save = kmalloc(sizeof(u16) * 20, GFP_ATOMIC); 2674 if (NULL == values_to_save) 2675 return; 2676 2677 save_sslpnRxFeClkEnCtrl = read_phy_reg(pi, 0x6db); 2678 save_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da); 2679 2680 or_phy_reg(pi, 0x6da, 0x40); 2681 or_phy_reg(pi, 0x6db, 0x3); 2682 2683 switch (cal_mode) { 2684 case LCNPHY_CAL_FULL: 2685 start_coeffs = syst_coeffs; 2686 cal_cmds = commands_fullcal; 2687 n_cal_cmds = ARRAY_SIZE(commands_fullcal); 2688 break; 2689 2690 case LCNPHY_CAL_RECAL: 2691 start_coeffs = syst_coeffs; 2692 cal_cmds = commands_recal; 2693 n_cal_cmds = ARRAY_SIZE(commands_recal); 2694 command_nums = command_nums_recal; 2695 break; 2696 2697 default: 2698 break; 2699 } 2700 2701 wlc_lcnphy_common_write_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2702 start_coeffs, 11, 16, 64); 2703 2704 write_phy_reg(pi, 0x6da, 0xffff); 2705 mod_phy_reg(pi, 0x503, (0x1 << 3), (1) << 3); 2706 2707 tx_pwr_ctrl_old = wlc_lcnphy_get_tx_pwr_ctrl(pi); 2708 2709 mod_phy_reg(pi, 0x4a4, (0x1 << 12), (1) << 12); 2710 2711 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); 2712 2713 save_txpwrctrlrfctrl2 = read_phy_reg(pi, 0x4db); 2714 2715 mod_phy_reg(pi, 0x4db, (0x3ff << 0), (0x2a6) << 0); 2716 2717 mod_phy_reg(pi, 0x4db, (0x7 << 12), (2) << 12); 2718 2719 wlc_lcnphy_tx_iqlo_loopback(pi, values_to_save); 2720 2721 tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi); 2722 if (tx_gain_override_old) 2723 wlc_lcnphy_get_tx_gain(pi, &old_gains); 2724 2725 if (!target_gains) { 2726 if (!tx_gain_override_old) 2727 wlc_lcnphy_set_tx_pwr_by_index(pi, 2728 pi_lcn->lcnphy_tssi_idx); 2729 wlc_lcnphy_get_tx_gain(pi, &temp_gains); 2730 target_gains = &temp_gains; 2731 } 2732 2733 hash = (target_gains->gm_gain << 8) | 2734 (target_gains->pga_gain << 4) | (target_gains->pad_gain); 2735 2736 band_idx = (CHSPEC_IS5G(pi->radio_chanspec) ? 1 : 0); 2737 2738 cal_gains = *target_gains; 2739 memset(ncorr_override, 0, sizeof(ncorr_override)); 2740 for (j = 0; j < iqcal_gainparams_numgains_lcnphy[band_idx]; j++) { 2741 if (hash == tbl_iqcal_gainparams_lcnphy[band_idx][j][0]) { 2742 cal_gains.gm_gain = 2743 tbl_iqcal_gainparams_lcnphy[band_idx][j][1]; 2744 cal_gains.pga_gain = 2745 tbl_iqcal_gainparams_lcnphy[band_idx][j][2]; 2746 cal_gains.pad_gain = 2747 tbl_iqcal_gainparams_lcnphy[band_idx][j][3]; 2748 memcpy(ncorr_override, 2749 &tbl_iqcal_gainparams_lcnphy[band_idx][j][3], 2750 sizeof(ncorr_override)); 2751 break; 2752 } 2753 } 2754 2755 wlc_lcnphy_set_tx_gain(pi, &cal_gains); 2756 2757 write_phy_reg(pi, 0x453, 0xaa9); 2758 write_phy_reg(pi, 0x93d, 0xc0); 2759 2760 wlc_lcnphy_common_write_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2761 lcnphy_iqcal_loft_gainladder, 2762 ARRAY_SIZE(lcnphy_iqcal_loft_gainladder), 2763 16, 0); 2764 2765 wlc_lcnphy_common_write_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2766 lcnphy_iqcal_ir_gainladder, 2767 ARRAY_SIZE( 2768 lcnphy_iqcal_ir_gainladder), 16, 2769 32); 2770 2771 if (pi->phy_tx_tone_freq) { 2772 2773 wlc_lcnphy_stop_tx_tone(pi); 2774 udelay(5); 2775 wlc_lcnphy_start_tx_tone(pi, 3750, 88, 1); 2776 } else { 2777 wlc_lcnphy_start_tx_tone(pi, 3750, 88, 1); 2778 } 2779 2780 write_phy_reg(pi, 0x6da, 0xffff); 2781 2782 for (i = n_cal_start; i < n_cal_cmds; i++) { 2783 u16 zero_diq = 0; 2784 u16 best_coeffs[11]; 2785 u16 command_num; 2786 2787 cal_type = (cal_cmds[i] & 0x0f00) >> 8; 2788 2789 command_num = command_nums[i]; 2790 if (ncorr_override[cal_type]) 2791 command_num = 2792 ncorr_override[cal_type] << 8 | (command_num & 2793 0xff); 2794 2795 write_phy_reg(pi, 0x452, command_num); 2796 2797 if ((cal_type == 3) || (cal_type == 4)) { 2798 wlc_lcnphy_common_read_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2799 &diq_start, 1, 16, 69); 2800 2801 wlc_lcnphy_common_write_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2802 &zero_diq, 1, 16, 69); 2803 } 2804 2805 write_phy_reg(pi, 0x451, cal_cmds[i]); 2806 2807 if (!wlc_lcnphy_iqcal_wait(pi)) 2808 goto cleanup; 2809 2810 wlc_lcnphy_common_read_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2811 best_coeffs, 2812 ARRAY_SIZE(best_coeffs), 16, 96); 2813 wlc_lcnphy_common_write_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2814 best_coeffs, 2815 ARRAY_SIZE(best_coeffs), 16, 64); 2816 2817 if ((cal_type == 3) || (cal_type == 4)) 2818 wlc_lcnphy_common_write_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2819 &diq_start, 1, 16, 69); 2820 wlc_lcnphy_common_read_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2821 pi_lcn->lcnphy_cal_results. 2822 txiqlocal_bestcoeffs, 2823 ARRAY_SIZE(pi_lcn-> 2824 lcnphy_cal_results. 2825 txiqlocal_bestcoeffs), 2826 16, 96); 2827 } 2828 2829 wlc_lcnphy_common_read_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2830 pi_lcn->lcnphy_cal_results. 2831 txiqlocal_bestcoeffs, 2832 ARRAY_SIZE(pi_lcn->lcnphy_cal_results. 2833 txiqlocal_bestcoeffs), 16, 96); 2834 pi_lcn->lcnphy_cal_results.txiqlocal_bestcoeffs_valid = true; 2835 2836 wlc_lcnphy_common_write_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2837 &pi_lcn->lcnphy_cal_results. 2838 txiqlocal_bestcoeffs[0], 4, 16, 80); 2839 2840 wlc_lcnphy_common_write_table(pi, LCNPHY_TBL_ID_IQLOCAL, 2841 &pi_lcn->lcnphy_cal_results. 2842 txiqlocal_bestcoeffs[5], 2, 16, 85); 2843 2844cleanup: 2845 wlc_lcnphy_tx_iqlo_loopback_cleanup(pi, values_to_save); 2846 kfree(values_to_save); 2847 2848 if (!keep_tone) 2849 wlc_lcnphy_stop_tx_tone(pi); 2850 2851 write_phy_reg(pi, 0x4db, save_txpwrctrlrfctrl2); 2852 2853 write_phy_reg(pi, 0x453, 0); 2854 2855 if (tx_gain_override_old) 2856 wlc_lcnphy_set_tx_gain(pi, &old_gains); 2857 wlc_lcnphy_set_tx_pwr_ctrl(pi, tx_pwr_ctrl_old); 2858 2859 write_phy_reg(pi, 0x6da, save_sslpnCalibClkEnCtrl); 2860 write_phy_reg(pi, 0x6db, save_sslpnRxFeClkEnCtrl); 2861 2862} 2863 2864static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi) 2865{ 2866 bool suspend, tx_gain_override_old; 2867 struct lcnphy_txgains old_gains; 2868 struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro); 2869 u16 idleTssi, idleTssi0_2C, idleTssi0_OB, idleTssi0_regvalue_OB, 2870 idleTssi0_regvalue_2C; 2871 u16 SAVE_txpwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); 2872 u16 SAVE_lpfgain = read_radio_reg(pi, RADIO_2064_REG112); 2873 u16 SAVE_jtag_bb_afe_switch = 2874 read_radio_reg(pi, RADIO_2064_REG007) & 1; 2875 u16 SAVE_jtag_auxpga = read_radio_reg(pi, RADIO_2064_REG0FF) & 0x10; 2876 u16 SAVE_iqadc_aux_en = read_radio_reg(pi, RADIO_2064_REG11F) & 4; 2877 u8 SAVE_bbmult = wlc_lcnphy_get_bbmult(pi); 2878 2879 idleTssi = read_phy_reg(pi, 0x4ab); 2880 suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) & 2881 MCTL_EN_MAC)); 2882 if (!suspend) 2883 wlapi_suspend_mac_and_wait(pi->sh->physhim); 2884 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); 2885 2886 tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi); 2887 wlc_lcnphy_get_tx_gain(pi, &old_gains); 2888 2889 wlc_lcnphy_enable_tx_gain_override(pi); 2890 wlc_lcnphy_set_tx_pwr_by_index(pi, 127); 2891 write_radio_reg(pi, RADIO_2064_REG112, 0x6); 2892 mod_radio_reg(pi, RADIO_2064_REG007, 0x1, 1); 2893 mod_radio_reg(pi, RADIO_2064_REG0FF, 0x10, 1 << 4); 2894 mod_radio_reg(pi, RADIO_2064_REG11F, 0x4, 1 << 2); 2895 wlc_lcnphy_tssi_setup(pi); 2896 2897 mod_phy_reg(pi, 0x4d7, (0x1 << 0), (1 << 0)); 2898 mod_phy_reg(pi, 0x4d7, (0x1 << 6), (1 << 6)); 2899 2900 wlc_lcnphy_set_bbmult(pi, 0x0); 2901 2902 wlc_phy_do_dummy_tx(pi, true, OFF); 2903 idleTssi = ((read_phy_reg(pi, 0x4ab) & (0x1ff << 0)) 2904 >> 0); 2905 2906 idleTssi0_2C = ((read_phy_reg(pi, 0x63e) & (0x1ff << 0)) 2907 >> 0); 2908 2909 if (idleTssi0_2C >= 256) 2910 idleTssi0_OB = idleTssi0_2C - 256; 2911 else 2912 idleTssi0_OB = idleTssi0_2C + 256; 2913 2914 idleTssi0_regvalue_OB = idleTssi0_OB; 2915 if (idleTssi0_regvalue_OB >= 256) 2916 idleTssi0_regvalue_2C = idleTssi0_regvalue_OB - 256; 2917 else 2918 idleTssi0_regvalue_2C = idleTssi0_regvalue_OB + 256; 2919 mod_phy_reg(pi, 0x4a6, (0x1ff << 0), (idleTssi0_regvalue_2C) << 0); 2920 2921 mod_phy_reg(pi, 0x44c, (0x1 << 12), (0) << 12); 2922 2923 wlc_lcnphy_set_bbmult(pi, SAVE_bbmult); 2924 wlc_lcnphy_set_tx_gain_override(pi, tx_gain_override_old); 2925 wlc_lcnphy_set_tx_gain(pi, &old_gains); 2926 wlc_lcnphy_set_tx_pwr_ctrl(pi, SAVE_txpwrctrl); 2927 2928 write_radio_reg(pi, RADIO_2064_REG112, SAVE_lpfgain); 2929 mod_radio_reg(pi, RADIO_2064_REG007, 0x1, SAVE_jtag_bb_afe_switch); 2930 mod_radio_reg(pi, RADIO_2064_REG0FF, 0x10, SAVE_jtag_auxpga); 2931 mod_radio_reg(pi, RADIO_2064_REG11F, 0x4, SAVE_iqadc_aux_en); 2932 mod_radio_reg(pi, RADIO_2064_REG112, 0x80, 1 << 7); 2933 if (!suspend) 2934 wlapi_enable_mac(pi->sh->physhim); 2935} 2936 2937static void wlc_lcnphy_vbat_temp_sense_setup(struct brcms_phy *pi, u8 mode) 2938{ 2939 bool suspend; 2940 u16 save_txpwrCtrlEn; 2941 u8 auxpga_vmidcourse, auxpga_vmidfine, auxpga_gain; 2942 u16 auxpga_vmid; 2943 struct phytbl_info tab; 2944 u32 val; 2945 u8 save_reg007, save_reg0FF, save_reg11F, save_reg005, save_reg025, 2946 save_reg112; 2947 u16 values_to_save[14]; 2948 s8 index; 2949 int i; 2950 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 2951 udelay(999); 2952 2953 save_reg007 = (u8) read_radio_reg(pi, RADIO_2064_REG007); 2954 save_reg0FF = (u8) read_radio_reg(pi, RADIO_2064_REG0FF); 2955 save_reg11F = (u8) read_radio_reg(pi, RADIO_2064_REG11F); 2956 save_reg005 = (u8) read_radio_reg(pi, RADIO_2064_REG005); 2957 save_reg025 = (u8) read_radio_reg(pi, RADIO_2064_REG025); 2958 save_reg112 = (u8) read_radio_reg(pi, RADIO_2064_REG112); 2959 2960 for (i = 0; i < 14; i++) 2961 values_to_save[i] = read_phy_reg(pi, tempsense_phy_regs[i]); 2962 suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) & 2963 MCTL_EN_MAC)); 2964 if (!suspend) 2965 wlapi_suspend_mac_and_wait(pi->sh->physhim); 2966 save_txpwrCtrlEn = read_radio_reg(pi, 0x4a4); 2967 2968 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); 2969 index = pi_lcn->lcnphy_current_index; 2970 wlc_lcnphy_set_tx_pwr_by_index(pi, 127); 2971 mod_radio_reg(pi, RADIO_2064_REG007, 0x1, 0x1); 2972 mod_radio_reg(pi, RADIO_2064_REG0FF, 0x10, 0x1 << 4); 2973 mod_radio_reg(pi, RADIO_2064_REG11F, 0x4, 0x1 << 2); 2974 mod_phy_reg(pi, 0x503, (0x1 << 0), (0) << 0); 2975 2976 mod_phy_reg(pi, 0x503, (0x1 << 2), (0) << 2); 2977 2978 mod_phy_reg(pi, 0x4a4, (0x1 << 14), (0) << 14); 2979 2980 mod_phy_reg(pi, 0x4a4, (0x1 << 15), (0) << 15); 2981 2982 mod_phy_reg(pi, 0x4d0, (0x1 << 5), (0) << 5); 2983 2984 mod_phy_reg(pi, 0x4a5, (0xff << 0), (255) << 0); 2985 2986 mod_phy_reg(pi, 0x4a5, (0x7 << 12), (5) << 12); 2987 2988 mod_phy_reg(pi, 0x4a5, (0x7 << 8), (0) << 8); 2989 2990 mod_phy_reg(pi, 0x40d, (0xff << 0), (64) << 0); 2991 2992 mod_phy_reg(pi, 0x40d, (0x7 << 8), (6) << 8); 2993 2994 mod_phy_reg(pi, 0x4a2, (0xff << 0), (64) << 0); 2995 2996 mod_phy_reg(pi, 0x4a2, (0x7 << 8), (6) << 8); 2997 2998 mod_phy_reg(pi, 0x4d9, (0x7 << 4), (2) << 4); 2999 3000 mod_phy_reg(pi, 0x4d9, (0x7 << 8), (3) << 8); 3001 3002 mod_phy_reg(pi, 0x4d9, (0x7 << 12), (1) << 12); 3003 3004 mod_phy_reg(pi, 0x4da, (0x1 << 12), (0) << 12); 3005 3006 mod_phy_reg(pi, 0x4da, (0x1 << 13), (1) << 13); 3007 3008 mod_phy_reg(pi, 0x4a6, (0x1 << 15), (1) << 15); 3009 3010 write_radio_reg(pi, RADIO_2064_REG025, 0xC); 3011 3012 mod_radio_reg(pi, RADIO_2064_REG005, 0x8, 0x1 << 3); 3013 3014 mod_phy_reg(pi, 0x938, (0x1 << 2), (1) << 2); 3015 3016 mod_phy_reg(pi, 0x939, (0x1 << 2), (1) << 2); 3017 3018 mod_phy_reg(pi, 0x4a4, (0x1 << 12), (1) << 12); 3019 3020 val = wlc_lcnphy_rfseq_tbl_adc_pwrup(pi); 3021 tab.tbl_id = LCNPHY_TBL_ID_RFSEQ; 3022 tab.tbl_width = 16; 3023 tab.tbl_len = 1; 3024 tab.tbl_ptr = &val; 3025 tab.tbl_offset = 6; 3026 wlc_lcnphy_write_table(pi, &tab); 3027 if (mode == TEMPSENSE) { 3028 mod_phy_reg(pi, 0x4d7, (0x1 << 3), (1) << 3); 3029 3030 mod_phy_reg(pi, 0x4d7, (0x7 << 12), (1) << 12); 3031 3032 auxpga_vmidcourse = 8; 3033 auxpga_vmidfine = 0x4; 3034 auxpga_gain = 2; 3035 mod_radio_reg(pi, RADIO_2064_REG082, 0x20, 1 << 5); 3036 } else { 3037 mod_phy_reg(pi, 0x4d7, (0x1 << 3), (1) << 3); 3038 3039 mod_phy_reg(pi, 0x4d7, (0x7 << 12), (3) << 12); 3040 3041 auxpga_vmidcourse = 7; 3042 auxpga_vmidfine = 0xa; 3043 auxpga_gain = 2; 3044 } 3045 auxpga_vmid = 3046 (u16) ((2 << 8) | (auxpga_vmidcourse << 4) | auxpga_vmidfine); 3047 mod_phy_reg(pi, 0x4d8, (0x1 << 0), (1) << 0); 3048 3049 mod_phy_reg(pi, 0x4d8, (0x3ff << 2), (auxpga_vmid) << 2); 3050 3051 mod_phy_reg(pi, 0x4d8, (0x1 << 1), (1) << 1); 3052 3053 mod_phy_reg(pi, 0x4d8, (0x7 << 12), (auxpga_gain) << 12); 3054 3055 mod_phy_reg(pi, 0x4d0, (0x1 << 5), (1) << 5); 3056 3057 write_radio_reg(pi, RADIO_2064_REG112, 0x6); 3058 3059 wlc_phy_do_dummy_tx(pi, true, OFF); 3060 if (!tempsense_done(pi)) 3061 udelay(10); 3062 3063 write_radio_reg(pi, RADIO_2064_REG007, (u16) save_reg007); 3064 write_radio_reg(pi, RADIO_2064_REG0FF, (u16) save_reg0FF); 3065 write_radio_reg(pi, RADIO_2064_REG11F, (u16) save_reg11F); 3066 write_radio_reg(pi, RADIO_2064_REG005, (u16) save_reg005); 3067 write_radio_reg(pi, RADIO_2064_REG025, (u16) save_reg025); 3068 write_radio_reg(pi, RADIO_2064_REG112, (u16) save_reg112); 3069 for (i = 0; i < 14; i++) 3070 write_phy_reg(pi, tempsense_phy_regs[i], values_to_save[i]); 3071 wlc_lcnphy_set_tx_pwr_by_index(pi, (int)index); 3072 3073 write_radio_reg(pi, 0x4a4, save_txpwrCtrlEn); 3074 if (!suspend) 3075 wlapi_enable_mac(pi->sh->physhim); 3076 udelay(999); 3077} 3078 3079static void wlc_lcnphy_tx_pwr_ctrl_init(struct brcms_phy_pub *ppi) 3080{ 3081 struct lcnphy_txgains tx_gains; 3082 u8 bbmult; 3083 struct phytbl_info tab; 3084 s32 a1, b0, b1; 3085 s32 tssi, pwr, maxtargetpwr, mintargetpwr; 3086 bool suspend; 3087 struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro); 3088 3089 suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) & 3090 MCTL_EN_MAC)); 3091 if (!suspend) 3092 wlapi_suspend_mac_and_wait(pi->sh->physhim); 3093 3094 if (!pi->hwpwrctrl_capable) { 3095 if (CHSPEC_IS2G(pi->radio_chanspec)) { 3096 tx_gains.gm_gain = 4; 3097 tx_gains.pga_gain = 12; 3098 tx_gains.pad_gain = 12; 3099 tx_gains.dac_gain = 0; 3100 3101 bbmult = 150; 3102 } else { 3103 tx_gains.gm_gain = 7; 3104 tx_gains.pga_gain = 15; 3105 tx_gains.pad_gain = 14; 3106 tx_gains.dac_gain = 0; 3107 3108 bbmult = 150; 3109 } 3110 wlc_lcnphy_set_tx_gain(pi, &tx_gains); 3111 wlc_lcnphy_set_bbmult(pi, bbmult); 3112 wlc_lcnphy_vbat_temp_sense_setup(pi, TEMPSENSE); 3113 } else { 3114 3115 wlc_lcnphy_idle_tssi_est(ppi); 3116 3117 wlc_lcnphy_clear_tx_power_offsets(pi); 3118 3119 b0 = pi->txpa_2g[0]; 3120 b1 = pi->txpa_2g[1]; 3121 a1 = pi->txpa_2g[2]; 3122 maxtargetpwr = wlc_lcnphy_tssi2dbm(10, a1, b0, b1); 3123 mintargetpwr = wlc_lcnphy_tssi2dbm(125, a1, b0, b1); 3124 3125 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 3126 tab.tbl_width = 32; 3127 tab.tbl_ptr = &pwr; 3128 tab.tbl_len = 1; 3129 tab.tbl_offset = 0; 3130 for (tssi = 0; tssi < 128; tssi++) { 3131 pwr = wlc_lcnphy_tssi2dbm(tssi, a1, b0, b1); 3132 3133 pwr = (pwr < mintargetpwr) ? mintargetpwr : pwr; 3134 wlc_lcnphy_write_table(pi, &tab); 3135 tab.tbl_offset++; 3136 } 3137 mod_phy_reg(pi, 0x4d0, (0x1 << 0), (0) << 0); 3138 mod_phy_reg(pi, 0x4d3, (0xff << 0), (0) << 0); 3139 mod_phy_reg(pi, 0x4d3, (0xff << 8), (0) << 8); 3140 mod_phy_reg(pi, 0x4d0, (0x1 << 4), (0) << 4); 3141 mod_phy_reg(pi, 0x4d0, (0x1 << 2), (0) << 2); 3142 3143 mod_phy_reg(pi, 0x410, (0x1 << 7), (0) << 7); 3144 3145 write_phy_reg(pi, 0x4a8, 10); 3146 3147 wlc_lcnphy_set_target_tx_pwr(pi, LCN_TARGET_PWR); 3148 3149 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_HW); 3150 } 3151 if (!suspend) 3152 wlapi_enable_mac(pi->sh->physhim); 3153} 3154 3155static void wlc_lcnphy_set_pa_gain(struct brcms_phy *pi, u16 gain) 3156{ 3157 mod_phy_reg(pi, 0x4fb, 3158 LCNPHY_txgainctrlovrval1_pagain_ovr_val1_MASK, 3159 gain << LCNPHY_txgainctrlovrval1_pagain_ovr_val1_SHIFT); 3160 mod_phy_reg(pi, 0x4fd, 3161 LCNPHY_stxtxgainctrlovrval1_pagain_ovr_val1_MASK, 3162 gain << LCNPHY_stxtxgainctrlovrval1_pagain_ovr_val1_SHIFT); 3163} 3164 3165void 3166wlc_lcnphy_get_radio_loft(struct brcms_phy *pi, 3167 u8 *ei0, u8 *eq0, u8 *fi0, u8 *fq0) 3168{ 3169 *ei0 = LCNPHY_IQLOCC_READ(read_radio_reg(pi, RADIO_2064_REG089)); 3170 *eq0 = LCNPHY_IQLOCC_READ(read_radio_reg(pi, RADIO_2064_REG08A)); 3171 *fi0 = LCNPHY_IQLOCC_READ(read_radio_reg(pi, RADIO_2064_REG08B)); 3172 *fq0 = LCNPHY_IQLOCC_READ(read_radio_reg(pi, RADIO_2064_REG08C)); 3173} 3174 3175void wlc_lcnphy_set_tx_iqcc(struct brcms_phy *pi, u16 a, u16 b) 3176{ 3177 struct phytbl_info tab; 3178 u16 iqcc[2]; 3179 3180 iqcc[0] = a; 3181 iqcc[1] = b; 3182 3183 tab.tbl_id = LCNPHY_TBL_ID_IQLOCAL; 3184 tab.tbl_width = 16; 3185 tab.tbl_ptr = iqcc; 3186 tab.tbl_len = 2; 3187 tab.tbl_offset = 80; 3188 wlc_lcnphy_write_table(pi, &tab); 3189} 3190 3191void wlc_lcnphy_set_tx_locc(struct brcms_phy *pi, u16 didq) 3192{ 3193 struct phytbl_info tab; 3194 3195 tab.tbl_id = LCNPHY_TBL_ID_IQLOCAL; 3196 tab.tbl_width = 16; 3197 tab.tbl_ptr = &didq; 3198 tab.tbl_len = 1; 3199 tab.tbl_offset = 85; 3200 wlc_lcnphy_write_table(pi, &tab); 3201} 3202 3203void wlc_lcnphy_set_tx_pwr_by_index(struct brcms_phy *pi, int index) 3204{ 3205 struct phytbl_info tab; 3206 u16 a, b; 3207 u8 bb_mult; 3208 u32 bbmultiqcomp, txgain, locoeffs, rfpower; 3209 struct lcnphy_txgains gains; 3210 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 3211 3212 pi_lcn->lcnphy_tx_power_idx_override = (s8) index; 3213 pi_lcn->lcnphy_current_index = (u8) index; 3214 3215 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 3216 tab.tbl_width = 32; 3217 tab.tbl_len = 1; 3218 3219 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); 3220 3221 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_IQ_OFFSET + index; 3222 tab.tbl_ptr = &bbmultiqcomp; 3223 wlc_lcnphy_read_table(pi, &tab); 3224 3225 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_GAIN_OFFSET + index; 3226 tab.tbl_width = 32; 3227 tab.tbl_ptr = &txgain; 3228 wlc_lcnphy_read_table(pi, &tab); 3229 3230 gains.gm_gain = (u16) (txgain & 0xff); 3231 gains.pga_gain = (u16) (txgain >> 8) & 0xff; 3232 gains.pad_gain = (u16) (txgain >> 16) & 0xff; 3233 gains.dac_gain = (u16) (bbmultiqcomp >> 28) & 0x07; 3234 wlc_lcnphy_set_tx_gain(pi, &gains); 3235 wlc_lcnphy_set_pa_gain(pi, (u16) (txgain >> 24) & 0x7f); 3236 3237 bb_mult = (u8) ((bbmultiqcomp >> 20) & 0xff); 3238 wlc_lcnphy_set_bbmult(pi, bb_mult); 3239 3240 wlc_lcnphy_enable_tx_gain_override(pi); 3241 3242 if (!wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) { 3243 3244 a = (u16) ((bbmultiqcomp >> 10) & 0x3ff); 3245 b = (u16) (bbmultiqcomp & 0x3ff); 3246 wlc_lcnphy_set_tx_iqcc(pi, a, b); 3247 3248 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_LO_OFFSET + index; 3249 tab.tbl_ptr = &locoeffs; 3250 wlc_lcnphy_read_table(pi, &tab); 3251 3252 wlc_lcnphy_set_tx_locc(pi, (u16) locoeffs); 3253 3254 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_PWR_OFFSET + index; 3255 tab.tbl_ptr = &rfpower; 3256 wlc_lcnphy_read_table(pi, &tab); 3257 mod_phy_reg(pi, 0x6a6, (0x1fff << 0), (rfpower * 8) << 0); 3258 3259 } 3260} 3261 3262static void wlc_lcnphy_clear_papd_comptable(struct brcms_phy *pi) 3263{ 3264 u32 j; 3265 struct phytbl_info tab; 3266 u32 temp_offset[128]; 3267 tab.tbl_ptr = temp_offset; 3268 tab.tbl_len = 128; 3269 tab.tbl_id = LCNPHY_TBL_ID_PAPDCOMPDELTATBL; 3270 tab.tbl_width = 32; 3271 tab.tbl_offset = 0; 3272 3273 memset(temp_offset, 0, sizeof(temp_offset)); 3274 for (j = 1; j < 128; j += 2) 3275 temp_offset[j] = 0x80000; 3276 3277 wlc_lcnphy_write_table(pi, &tab); 3278 return; 3279} 3280 3281void wlc_lcnphy_tx_pu(struct brcms_phy *pi, bool bEnable) 3282{ 3283 if (!bEnable) { 3284 3285 and_phy_reg(pi, 0x43b, ~(u16) ((0x1 << 1) | (0x1 << 4))); 3286 3287 mod_phy_reg(pi, 0x43c, (0x1 << 1), 1 << 1); 3288 3289 and_phy_reg(pi, 0x44c, 3290 ~(u16) ((0x1 << 3) | 3291 (0x1 << 5) | 3292 (0x1 << 12) | 3293 (0x1 << 0) | (0x1 << 1) | (0x1 << 2))); 3294 3295 and_phy_reg(pi, 0x44d, 3296 ~(u16) ((0x1 << 3) | (0x1 << 5) | (0x1 << 14))); 3297 mod_phy_reg(pi, 0x44d, (0x1 << 2), 1 << 2); 3298 3299 mod_phy_reg(pi, 0x44d, (0x1 << 1) | (0x1 << 0), (0x1 << 0)); 3300 3301 and_phy_reg(pi, 0x4f9, 3302 ~(u16) ((0x1 << 0) | (0x1 << 1) | (0x1 << 2))); 3303 3304 and_phy_reg(pi, 0x4fa, 3305 ~(u16) ((0x1 << 0) | (0x1 << 1) | (0x1 << 2))); 3306 } else { 3307 3308 mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1); 3309 mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1); 3310 3311 mod_phy_reg(pi, 0x43b, (0x1 << 4), 1 << 4); 3312 mod_phy_reg(pi, 0x43c, (0x1 << 6), 0 << 6); 3313 3314 mod_phy_reg(pi, 0x44c, (0x1 << 12), 1 << 12); 3315 mod_phy_reg(pi, 0x44d, (0x1 << 14), 1 << 14); 3316 3317 wlc_lcnphy_set_trsw_override(pi, true, false); 3318 3319 mod_phy_reg(pi, 0x44d, (0x1 << 2), 0 << 2); 3320 mod_phy_reg(pi, 0x44c, (0x1 << 2), 1 << 2); 3321 3322 if (CHSPEC_IS2G(pi->radio_chanspec)) { 3323 3324 mod_phy_reg(pi, 0x44c, (0x1 << 3), 1 << 3); 3325 mod_phy_reg(pi, 0x44d, (0x1 << 3), 1 << 3); 3326 3327 mod_phy_reg(pi, 0x44c, (0x1 << 5), 1 << 5); 3328 mod_phy_reg(pi, 0x44d, (0x1 << 5), 0 << 5); 3329 3330 mod_phy_reg(pi, 0x4f9, (0x1 << 1), 1 << 1); 3331 mod_phy_reg(pi, 0x4fa, (0x1 << 1), 1 << 1); 3332 3333 mod_phy_reg(pi, 0x4f9, (0x1 << 2), 1 << 2); 3334 mod_phy_reg(pi, 0x4fa, (0x1 << 2), 1 << 2); 3335 3336 mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0); 3337 mod_phy_reg(pi, 0x4fa, (0x1 << 0), 1 << 0); 3338 } else { 3339 3340 mod_phy_reg(pi, 0x44c, (0x1 << 3), 1 << 3); 3341 mod_phy_reg(pi, 0x44d, (0x1 << 3), 0 << 3); 3342 3343 mod_phy_reg(pi, 0x44c, (0x1 << 5), 1 << 5); 3344 mod_phy_reg(pi, 0x44d, (0x1 << 5), 1 << 5); 3345 3346 mod_phy_reg(pi, 0x4f9, (0x1 << 1), 1 << 1); 3347 mod_phy_reg(pi, 0x4fa, (0x1 << 1), 0 << 1); 3348 3349 mod_phy_reg(pi, 0x4f9, (0x1 << 2), 1 << 2); 3350 mod_phy_reg(pi, 0x4fa, (0x1 << 2), 0 << 2); 3351 3352 mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0); 3353 mod_phy_reg(pi, 0x4fa, (0x1 << 0), 0 << 0); 3354 } 3355 } 3356} 3357 3358static void 3359wlc_lcnphy_run_samples(struct brcms_phy *pi, 3360 u16 num_samps, 3361 u16 num_loops, u16 wait, bool iqcalmode) 3362{ 3363 3364 or_phy_reg(pi, 0x6da, 0x8080); 3365 3366 mod_phy_reg(pi, 0x642, (0x7f << 0), (num_samps - 1) << 0); 3367 if (num_loops != 0xffff) 3368 num_loops--; 3369 mod_phy_reg(pi, 0x640, (0xffff << 0), num_loops << 0); 3370 3371 mod_phy_reg(pi, 0x641, (0xffff << 0), wait << 0); 3372 3373 if (iqcalmode) { 3374 3375 and_phy_reg(pi, 0x453, (u16) ~(0x1 << 15)); 3376 or_phy_reg(pi, 0x453, (0x1 << 15)); 3377 } else { 3378 write_phy_reg(pi, 0x63f, 1); 3379 wlc_lcnphy_tx_pu(pi, 1); 3380 } 3381 3382 or_radio_reg(pi, RADIO_2064_REG112, 0x6); 3383} 3384 3385void wlc_lcnphy_deaf_mode(struct brcms_phy *pi, bool mode) 3386{ 3387 3388 u8 phybw40; 3389 phybw40 = CHSPEC_IS40(pi->radio_chanspec); 3390 3391 if (LCNREV_LT(pi->pubpi.phy_rev, 2)) { 3392 mod_phy_reg(pi, 0x4b0, (0x1 << 5), (mode) << 5); 3393 mod_phy_reg(pi, 0x4b1, (0x1 << 9), 0 << 9); 3394 } else { 3395 mod_phy_reg(pi, 0x4b0, (0x1 << 5), (mode) << 5); 3396 mod_phy_reg(pi, 0x4b1, (0x1 << 9), 0 << 9); 3397 } 3398 3399 if (phybw40 == 0) { 3400 mod_phy_reg((pi), 0x410, 3401 (0x1 << 6) | 3402 (0x1 << 5), 3403 ((CHSPEC_IS2G( 3404 pi->radio_chanspec)) ? (!mode) : 0) << 3405 6 | (!mode) << 5); 3406 mod_phy_reg(pi, 0x410, (0x1 << 7), (mode) << 7); 3407 } 3408} 3409 3410void 3411wlc_lcnphy_start_tx_tone(struct brcms_phy *pi, s32 f_kHz, u16 max_val, 3412 bool iqcalmode) 3413{ 3414 u8 phy_bw; 3415 u16 num_samps, t, k; 3416 u32 bw; 3417 s32 theta = 0, rot = 0; 3418 struct cordic_iq tone_samp; 3419 u32 data_buf[64]; 3420 u16 i_samp, q_samp; 3421 struct phytbl_info tab; 3422 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 3423 3424 pi->phy_tx_tone_freq = f_kHz; 3425 3426 wlc_lcnphy_deaf_mode(pi, true); 3427 3428 phy_bw = 40; 3429 if (pi_lcn->lcnphy_spurmod) { 3430 write_phy_reg(pi, 0x942, 0x2); 3431 write_phy_reg(pi, 0x93b, 0x0); 3432 write_phy_reg(pi, 0x93c, 0x0); 3433 wlc_lcnphy_txrx_spur_avoidance_mode(pi, false); 3434 } 3435 3436 if (f_kHz) { 3437 k = 1; 3438 do { 3439 bw = phy_bw * 1000 * k; 3440 num_samps = bw / abs(f_kHz); 3441 k++; 3442 } while ((num_samps * (u32) (abs(f_kHz))) != bw); 3443 } else 3444 num_samps = 2; 3445 3446 rot = ((f_kHz * 36) / phy_bw) / 100; 3447 theta = 0; 3448 3449 for (t = 0; t < num_samps; t++) { 3450 3451 tone_samp = cordic_calc_iq(theta); 3452 3453 theta += rot; 3454 3455 i_samp = (u16) (FLOAT(tone_samp.i * max_val) & 0x3ff); 3456 q_samp = (u16) (FLOAT(tone_samp.q * max_val) & 0x3ff); 3457 data_buf[t] = (i_samp << 10) | q_samp; 3458 } 3459 3460 mod_phy_reg(pi, 0x6d6, (0x3 << 0), 0 << 0); 3461 3462 mod_phy_reg(pi, 0x6da, (0x1 << 3), 1 << 3); 3463 3464 tab.tbl_ptr = data_buf; 3465 tab.tbl_len = num_samps; 3466 tab.tbl_id = LCNPHY_TBL_ID_SAMPLEPLAY; 3467 tab.tbl_offset = 0; 3468 tab.tbl_width = 32; 3469 wlc_lcnphy_write_table(pi, &tab); 3470 3471 wlc_lcnphy_run_samples(pi, num_samps, 0xffff, 0, iqcalmode); 3472} 3473 3474void wlc_lcnphy_stop_tx_tone(struct brcms_phy *pi) 3475{ 3476 s16 playback_status; 3477 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 3478 3479 pi->phy_tx_tone_freq = 0; 3480 if (pi_lcn->lcnphy_spurmod) { 3481 write_phy_reg(pi, 0x942, 0x7); 3482 write_phy_reg(pi, 0x93b, 0x2017); 3483 write_phy_reg(pi, 0x93c, 0x27c5); 3484 wlc_lcnphy_txrx_spur_avoidance_mode(pi, true); 3485 } 3486 3487 playback_status = read_phy_reg(pi, 0x644); 3488 if (playback_status & (0x1 << 0)) { 3489 wlc_lcnphy_tx_pu(pi, 0); 3490 mod_phy_reg(pi, 0x63f, (0x1 << 1), 1 << 1); 3491 } else if (playback_status & (0x1 << 1)) 3492 mod_phy_reg(pi, 0x453, (0x1 << 15), 0 << 15); 3493 3494 mod_phy_reg(pi, 0x6d6, (0x3 << 0), 1 << 0); 3495 3496 mod_phy_reg(pi, 0x6da, (0x1 << 3), 0 << 3); 3497 3498 mod_phy_reg(pi, 0x6da, (0x1 << 7), 0 << 7); 3499 3500 and_radio_reg(pi, RADIO_2064_REG112, 0xFFF9); 3501 3502 wlc_lcnphy_deaf_mode(pi, false); 3503} 3504 3505static void 3506wlc_lcnphy_set_cc(struct brcms_phy *pi, int cal_type, s16 coeff_x, s16 coeff_y) 3507{ 3508 u16 di0dq0; 3509 u16 x, y, data_rf; 3510 int k; 3511 switch (cal_type) { 3512 case 0: 3513 wlc_lcnphy_set_tx_iqcc(pi, coeff_x, coeff_y); 3514 break; 3515 case 2: 3516 di0dq0 = (coeff_x & 0xff) << 8 | (coeff_y & 0xff); 3517 wlc_lcnphy_set_tx_locc(pi, di0dq0); 3518 break; 3519 case 3: 3520 k = wlc_lcnphy_calc_floor(coeff_x, 0); 3521 y = 8 + k; 3522 k = wlc_lcnphy_calc_floor(coeff_x, 1); 3523 x = 8 - k; 3524 data_rf = (x * 16 + y); 3525 write_radio_reg(pi, RADIO_2064_REG089, data_rf); 3526 k = wlc_lcnphy_calc_floor(coeff_y, 0); 3527 y = 8 + k; 3528 k = wlc_lcnphy_calc_floor(coeff_y, 1); 3529 x = 8 - k; 3530 data_rf = (x * 16 + y); 3531 write_radio_reg(pi, RADIO_2064_REG08A, data_rf); 3532 break; 3533 case 4: 3534 k = wlc_lcnphy_calc_floor(coeff_x, 0); 3535 y = 8 + k; 3536 k = wlc_lcnphy_calc_floor(coeff_x, 1); 3537 x = 8 - k; 3538 data_rf = (x * 16 + y); 3539 write_radio_reg(pi, RADIO_2064_REG08B, data_rf); 3540 k = wlc_lcnphy_calc_floor(coeff_y, 0); 3541 y = 8 + k; 3542 k = wlc_lcnphy_calc_floor(coeff_y, 1); 3543 x = 8 - k; 3544 data_rf = (x * 16 + y); 3545 write_radio_reg(pi, RADIO_2064_REG08C, data_rf); 3546 break; 3547 } 3548} 3549 3550static struct lcnphy_unsign16_struct 3551wlc_lcnphy_get_cc(struct brcms_phy *pi, int cal_type) 3552{ 3553 u16 a, b, didq; 3554 u8 di0, dq0, ei, eq, fi, fq; 3555 struct lcnphy_unsign16_struct cc; 3556 cc.re = 0; 3557 cc.im = 0; 3558 switch (cal_type) { 3559 case 0: 3560 wlc_lcnphy_get_tx_iqcc(pi, &a, &b); 3561 cc.re = a; 3562 cc.im = b; 3563 break; 3564 case 2: 3565 didq = wlc_lcnphy_get_tx_locc(pi); 3566 di0 = (((didq & 0xff00) << 16) >> 24); 3567 dq0 = (((didq & 0x00ff) << 24) >> 24); 3568 cc.re = (u16) di0; 3569 cc.im = (u16) dq0; 3570 break; 3571 case 3: 3572 wlc_lcnphy_get_radio_loft(pi, &ei, &eq, &fi, &fq); 3573 cc.re = (u16) ei; 3574 cc.im = (u16) eq; 3575 break; 3576 case 4: 3577 wlc_lcnphy_get_radio_loft(pi, &ei, &eq, &fi, &fq); 3578 cc.re = (u16) fi; 3579 cc.im = (u16) fq; 3580 break; 3581 } 3582 return cc; 3583} 3584 3585static void 3586wlc_lcnphy_samp_cap(struct brcms_phy *pi, int clip_detect_algo, u16 thresh, 3587 s16 *ptr, int mode) 3588{ 3589 u32 curval1, curval2, stpptr, curptr, strptr, val; 3590 u16 sslpnCalibClkEnCtrl, timer; 3591 u16 old_sslpnCalibClkEnCtrl; 3592 s16 imag, real; 3593 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 3594 3595 timer = 0; 3596 old_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da); 3597 3598 curval1 = bcma_read16(pi->d11core, D11REGOFFS(psm_corectlsts)); 3599 ptr[130] = 0; 3600 bcma_write16(pi->d11core, D11REGOFFS(psm_corectlsts), 3601 ((1 << 6) | curval1)); 3602 3603 bcma_write16(pi->d11core, D11REGOFFS(smpl_clct_strptr), 0x7E00); 3604 bcma_write16(pi->d11core, D11REGOFFS(smpl_clct_stpptr), 0x8000); 3605 udelay(20); 3606 curval2 = bcma_read16(pi->d11core, D11REGOFFS(psm_phy_hdr_param)); 3607 bcma_write16(pi->d11core, D11REGOFFS(psm_phy_hdr_param), 3608 curval2 | 0x30); 3609 3610 write_phy_reg(pi, 0x555, 0x0); 3611 write_phy_reg(pi, 0x5a6, 0x5); 3612 3613 write_phy_reg(pi, 0x5a2, (u16) (mode | mode << 6)); 3614 write_phy_reg(pi, 0x5cf, 3); 3615 write_phy_reg(pi, 0x5a5, 0x3); 3616 write_phy_reg(pi, 0x583, 0x0); 3617 write_phy_reg(pi, 0x584, 0x0); 3618 write_phy_reg(pi, 0x585, 0x0fff); 3619 write_phy_reg(pi, 0x586, 0x0000); 3620 3621 write_phy_reg(pi, 0x580, 0x4501); 3622 3623 sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da); 3624 write_phy_reg(pi, 0x6da, (u32) (sslpnCalibClkEnCtrl | 0x2008)); 3625 stpptr = bcma_read16(pi->d11core, D11REGOFFS(smpl_clct_stpptr)); 3626 curptr = bcma_read16(pi->d11core, D11REGOFFS(smpl_clct_curptr)); 3627 do { 3628 udelay(10); 3629 curptr = bcma_read16(pi->d11core, D11REGOFFS(smpl_clct_curptr)); 3630 timer++; 3631 } while ((curptr != stpptr) && (timer < 500)); 3632 3633 bcma_write16(pi->d11core, D11REGOFFS(psm_phy_hdr_param), 0x2); 3634 strptr = 0x7E00; 3635 bcma_write32(pi->d11core, D11REGOFFS(tplatewrptr), strptr); 3636 while (strptr < 0x8000) { 3637 val = bcma_read32(pi->d11core, D11REGOFFS(tplatewrdata)); 3638 imag = ((val >> 16) & 0x3ff); 3639 real = ((val) & 0x3ff); 3640 if (imag > 511) 3641 imag -= 1024; 3642 3643 if (real > 511) 3644 real -= 1024; 3645 3646 if (pi_lcn->lcnphy_iqcal_swp_dis) 3647 ptr[(strptr - 0x7E00) / 4] = real; 3648 else 3649 ptr[(strptr - 0x7E00) / 4] = imag; 3650 3651 if (clip_detect_algo) { 3652 if (imag > thresh || imag < -thresh) { 3653 strptr = 0x8000; 3654 ptr[130] = 1; 3655 } 3656 } 3657 3658 strptr += 4; 3659 } 3660 3661 write_phy_reg(pi, 0x6da, old_sslpnCalibClkEnCtrl); 3662 bcma_write16(pi->d11core, D11REGOFFS(psm_phy_hdr_param), curval2); 3663 bcma_write16(pi->d11core, D11REGOFFS(psm_corectlsts), curval1); 3664} 3665 3666static void 3667wlc_lcnphy_a1(struct brcms_phy *pi, int cal_type, int num_levels, 3668 int step_size_lg2) 3669{ 3670 const struct lcnphy_spb_tone *phy_c1; 3671 struct lcnphy_spb_tone phy_c2; 3672 struct lcnphy_unsign16_struct phy_c3; 3673 int phy_c4, phy_c5, k, l, j, phy_c6; 3674 u16 phy_c7, phy_c8, phy_c9; 3675 s16 phy_c10, phy_c11, phy_c12, phy_c13, phy_c14, phy_c15, phy_c16; 3676 s16 *ptr, phy_c17; 3677 s32 phy_c18, phy_c19; 3678 u32 phy_c20, phy_c21; 3679 bool phy_c22, phy_c23, phy_c24, phy_c25; 3680 u16 phy_c26, phy_c27; 3681 u16 phy_c28, phy_c29, phy_c30; 3682 u16 phy_c31; 3683 u16 *phy_c32; 3684 phy_c21 = 0; 3685 phy_c10 = phy_c13 = phy_c14 = phy_c8 = 0; 3686 ptr = kmalloc(sizeof(s16) * 131, GFP_ATOMIC); 3687 if (NULL == ptr) 3688 return; 3689 3690 phy_c32 = kmalloc(sizeof(u16) * 20, GFP_ATOMIC); 3691 if (NULL == phy_c32) { 3692 kfree(ptr); 3693 return; 3694 } 3695 phy_c26 = read_phy_reg(pi, 0x6da); 3696 phy_c27 = read_phy_reg(pi, 0x6db); 3697 phy_c31 = read_radio_reg(pi, RADIO_2064_REG026); 3698 write_phy_reg(pi, 0x93d, 0xC0); 3699 3700 wlc_lcnphy_start_tx_tone(pi, 3750, 88, 0); 3701 write_phy_reg(pi, 0x6da, 0xffff); 3702 or_phy_reg(pi, 0x6db, 0x3); 3703 3704 wlc_lcnphy_tx_iqlo_loopback(pi, phy_c32); 3705 udelay(500); 3706 phy_c28 = read_phy_reg(pi, 0x938); 3707 phy_c29 = read_phy_reg(pi, 0x4d7); 3708 phy_c30 = read_phy_reg(pi, 0x4d8); 3709 or_phy_reg(pi, 0x938, 0x1 << 2); 3710 or_phy_reg(pi, 0x4d7, 0x1 << 2); 3711 or_phy_reg(pi, 0x4d7, 0x1 << 3); 3712 mod_phy_reg(pi, 0x4d7, (0x7 << 12), 0x2 << 12); 3713 or_phy_reg(pi, 0x4d8, 1 << 0); 3714 or_phy_reg(pi, 0x4d8, 1 << 1); 3715 mod_phy_reg(pi, 0x4d8, (0x3ff << 2), 0x23A << 2); 3716 mod_phy_reg(pi, 0x4d8, (0x7 << 12), 0x7 << 12); 3717 phy_c1 = &lcnphy_spb_tone_3750[0]; 3718 phy_c4 = 32; 3719 3720 if (num_levels == 0) { 3721 if (cal_type != 0) 3722 num_levels = 4; 3723 else 3724 num_levels = 9; 3725 } 3726 if (step_size_lg2 == 0) { 3727 if (cal_type != 0) 3728 step_size_lg2 = 3; 3729 else 3730 step_size_lg2 = 8; 3731 } 3732 3733 phy_c7 = (1 << step_size_lg2); 3734 phy_c3 = wlc_lcnphy_get_cc(pi, cal_type); 3735 phy_c15 = (s16) phy_c3.re; 3736 phy_c16 = (s16) phy_c3.im; 3737 if (cal_type == 2) { 3738 if (phy_c3.re > 127) 3739 phy_c15 = phy_c3.re - 256; 3740 if (phy_c3.im > 127) 3741 phy_c16 = phy_c3.im - 256; 3742 } 3743 wlc_lcnphy_set_cc(pi, cal_type, phy_c15, phy_c16); 3744 udelay(20); 3745 for (phy_c8 = 0; phy_c7 != 0 && phy_c8 < num_levels; phy_c8++) { 3746 phy_c23 = true; 3747 phy_c22 = false; 3748 switch (cal_type) { 3749 case 0: 3750 phy_c10 = 511; 3751 break; 3752 case 2: 3753 phy_c10 = 127; 3754 break; 3755 case 3: 3756 phy_c10 = 15; 3757 break; 3758 case 4: 3759 phy_c10 = 15; 3760 break; 3761 } 3762 3763 phy_c9 = read_phy_reg(pi, 0x93d); 3764 phy_c9 = 2 * phy_c9; 3765 phy_c24 = false; 3766 phy_c5 = 7; 3767 phy_c25 = true; 3768 while (1) { 3769 write_radio_reg(pi, RADIO_2064_REG026, 3770 (phy_c5 & 0x7) | ((phy_c5 & 0x7) << 4)); 3771 udelay(50); 3772 phy_c22 = false; 3773 ptr[130] = 0; 3774 wlc_lcnphy_samp_cap(pi, 1, phy_c9, &ptr[0], 2); 3775 if (ptr[130] == 1) 3776 phy_c22 = true; 3777 if (phy_c22) 3778 phy_c5 -= 1; 3779 if ((phy_c22 != phy_c24) && (!phy_c25)) 3780 break; 3781 if (!phy_c22) 3782 phy_c5 += 1; 3783 if (phy_c5 <= 0 || phy_c5 >= 7) 3784 break; 3785 phy_c24 = phy_c22; 3786 phy_c25 = false; 3787 } 3788 3789 if (phy_c5 < 0) 3790 phy_c5 = 0; 3791 else if (phy_c5 > 7) 3792 phy_c5 = 7; 3793 3794 for (k = -phy_c7; k <= phy_c7; k += phy_c7) { 3795 for (l = -phy_c7; l <= phy_c7; l += phy_c7) { 3796 phy_c11 = phy_c15 + k; 3797 phy_c12 = phy_c16 + l; 3798 3799 if (phy_c11 < -phy_c10) 3800 phy_c11 = -phy_c10; 3801 else if (phy_c11 > phy_c10) 3802 phy_c11 = phy_c10; 3803 if (phy_c12 < -phy_c10) 3804 phy_c12 = -phy_c10; 3805 else if (phy_c12 > phy_c10) 3806 phy_c12 = phy_c10; 3807 wlc_lcnphy_set_cc(pi, cal_type, phy_c11, 3808 phy_c12); 3809 udelay(20); 3810 wlc_lcnphy_samp_cap(pi, 0, 0, ptr, 2); 3811 3812 phy_c18 = 0; 3813 phy_c19 = 0; 3814 for (j = 0; j < 128; j++) { 3815 if (cal_type != 0) 3816 phy_c6 = j % phy_c4; 3817 else 3818 phy_c6 = (2 * j) % phy_c4; 3819 3820 phy_c2.re = phy_c1[phy_c6].re; 3821 phy_c2.im = phy_c1[phy_c6].im; 3822 phy_c17 = ptr[j]; 3823 phy_c18 = phy_c18 + phy_c17 * phy_c2.re; 3824 phy_c19 = phy_c19 + phy_c17 * phy_c2.im; 3825 } 3826 3827 phy_c18 = phy_c18 >> 10; 3828 phy_c19 = phy_c19 >> 10; 3829 phy_c20 = ((phy_c18 * phy_c18) + 3830 (phy_c19 * phy_c19)); 3831 3832 if (phy_c23 || phy_c20 < phy_c21) { 3833 phy_c21 = phy_c20; 3834 phy_c13 = phy_c11; 3835 phy_c14 = phy_c12; 3836 } 3837 phy_c23 = false; 3838 } 3839 } 3840 phy_c23 = true; 3841 phy_c15 = phy_c13; 3842 phy_c16 = phy_c14; 3843 phy_c7 = phy_c7 >> 1; 3844 wlc_lcnphy_set_cc(pi, cal_type, phy_c15, phy_c16); 3845 udelay(20); 3846 } 3847 goto cleanup; 3848cleanup: 3849 wlc_lcnphy_tx_iqlo_loopback_cleanup(pi, phy_c32); 3850 wlc_lcnphy_stop_tx_tone(pi); 3851 write_phy_reg(pi, 0x6da, phy_c26); 3852 write_phy_reg(pi, 0x6db, phy_c27); 3853 write_phy_reg(pi, 0x938, phy_c28); 3854 write_phy_reg(pi, 0x4d7, phy_c29); 3855 write_phy_reg(pi, 0x4d8, phy_c30); 3856 write_radio_reg(pi, RADIO_2064_REG026, phy_c31); 3857 3858 kfree(phy_c32); 3859 kfree(ptr); 3860} 3861 3862void wlc_lcnphy_get_tx_iqcc(struct brcms_phy *pi, u16 *a, u16 *b) 3863{ 3864 u16 iqcc[2]; 3865 struct phytbl_info tab; 3866 3867 tab.tbl_ptr = iqcc; 3868 tab.tbl_len = 2; 3869 tab.tbl_id = 0; 3870 tab.tbl_offset = 80; 3871 tab.tbl_width = 16; 3872 wlc_lcnphy_read_table(pi, &tab); 3873 3874 *a = iqcc[0]; 3875 *b = iqcc[1]; 3876} 3877 3878static void wlc_lcnphy_tx_iqlo_soft_cal_full(struct brcms_phy *pi) 3879{ 3880 struct lcnphy_unsign16_struct iqcc0, locc2, locc3, locc4; 3881 3882 wlc_lcnphy_set_cc(pi, 0, 0, 0); 3883 wlc_lcnphy_set_cc(pi, 2, 0, 0); 3884 wlc_lcnphy_set_cc(pi, 3, 0, 0); 3885 wlc_lcnphy_set_cc(pi, 4, 0, 0); 3886 3887 wlc_lcnphy_a1(pi, 4, 0, 0); 3888 wlc_lcnphy_a1(pi, 3, 0, 0); 3889 wlc_lcnphy_a1(pi, 2, 3, 2); 3890 wlc_lcnphy_a1(pi, 0, 5, 8); 3891 wlc_lcnphy_a1(pi, 2, 2, 1); 3892 wlc_lcnphy_a1(pi, 0, 4, 3); 3893 3894 iqcc0 = wlc_lcnphy_get_cc(pi, 0); 3895 locc2 = wlc_lcnphy_get_cc(pi, 2); 3896 locc3 = wlc_lcnphy_get_cc(pi, 3); 3897 locc4 = wlc_lcnphy_get_cc(pi, 4); 3898} 3899 3900u16 wlc_lcnphy_get_tx_locc(struct brcms_phy *pi) 3901{ 3902 struct phytbl_info tab; 3903 u16 didq; 3904 3905 tab.tbl_id = 0; 3906 tab.tbl_width = 16; 3907 tab.tbl_ptr = &didq; 3908 tab.tbl_len = 1; 3909 tab.tbl_offset = 85; 3910 wlc_lcnphy_read_table(pi, &tab); 3911 3912 return didq; 3913} 3914 3915static void wlc_lcnphy_txpwrtbl_iqlo_cal(struct brcms_phy *pi) 3916{ 3917 3918 struct lcnphy_txgains target_gains, old_gains; 3919 u8 save_bb_mult; 3920 u16 a, b, didq, save_pa_gain = 0; 3921 uint idx, SAVE_txpwrindex = 0xFF; 3922 u32 val; 3923 u16 SAVE_txpwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); 3924 struct phytbl_info tab; 3925 u8 ei0, eq0, fi0, fq0; 3926 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 3927 3928 wlc_lcnphy_get_tx_gain(pi, &old_gains); 3929 save_pa_gain = wlc_lcnphy_get_pa_gain(pi); 3930 3931 save_bb_mult = wlc_lcnphy_get_bbmult(pi); 3932 3933 if (SAVE_txpwrctrl == LCNPHY_TX_PWR_CTRL_OFF) 3934 SAVE_txpwrindex = wlc_lcnphy_get_current_tx_pwr_idx(pi); 3935 3936 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); 3937 3938 target_gains.gm_gain = 7; 3939 target_gains.pga_gain = 0; 3940 target_gains.pad_gain = 21; 3941 target_gains.dac_gain = 0; 3942 wlc_lcnphy_set_tx_gain(pi, &target_gains); 3943 3944 if (LCNREV_IS(pi->pubpi.phy_rev, 1) || pi_lcn->lcnphy_hw_iqcal_en) { 3945 3946 wlc_lcnphy_set_tx_pwr_by_index(pi, 30); 3947 3948 wlc_lcnphy_tx_iqlo_cal(pi, &target_gains, 3949 (pi_lcn-> 3950 lcnphy_recal ? LCNPHY_CAL_RECAL : 3951 LCNPHY_CAL_FULL), false); 3952 } else { 3953 wlc_lcnphy_set_tx_pwr_by_index(pi, 16); 3954 wlc_lcnphy_tx_iqlo_soft_cal_full(pi); 3955 } 3956 3957 wlc_lcnphy_get_radio_loft(pi, &ei0, &eq0, &fi0, &fq0); 3958 if ((abs((s8) fi0) == 15) && (abs((s8) fq0) == 15)) { 3959 if (CHSPEC_IS5G(pi->radio_chanspec)) { 3960 target_gains.gm_gain = 255; 3961 target_gains.pga_gain = 255; 3962 target_gains.pad_gain = 0xf0; 3963 target_gains.dac_gain = 0; 3964 } else { 3965 target_gains.gm_gain = 7; 3966 target_gains.pga_gain = 45; 3967 target_gains.pad_gain = 186; 3968 target_gains.dac_gain = 0; 3969 } 3970 3971 if (LCNREV_IS(pi->pubpi.phy_rev, 1) 3972 || pi_lcn->lcnphy_hw_iqcal_en) { 3973 3974 target_gains.pga_gain = 0; 3975 target_gains.pad_gain = 30; 3976 wlc_lcnphy_set_tx_pwr_by_index(pi, 16); 3977 wlc_lcnphy_tx_iqlo_cal(pi, &target_gains, 3978 LCNPHY_CAL_FULL, false); 3979 } else { 3980 wlc_lcnphy_tx_iqlo_soft_cal_full(pi); 3981 } 3982 } 3983 3984 wlc_lcnphy_get_tx_iqcc(pi, &a, &b); 3985 3986 didq = wlc_lcnphy_get_tx_locc(pi); 3987 3988 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 3989 tab.tbl_width = 32; 3990 tab.tbl_ptr = &val; 3991 3992 tab.tbl_len = 1; 3993 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_RATE_OFFSET; 3994 3995 for (idx = 0; idx < 128; idx++) { 3996 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_IQ_OFFSET + idx; 3997 3998 wlc_lcnphy_read_table(pi, &tab); 3999 val = (val & 0xfff00000) | 4000 ((u32) (a & 0x3FF) << 10) | (b & 0x3ff); 4001 wlc_lcnphy_write_table(pi, &tab); 4002 4003 val = didq; 4004 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_LO_OFFSET + idx; 4005 wlc_lcnphy_write_table(pi, &tab); 4006 } 4007 4008 pi_lcn->lcnphy_cal_results.txiqlocal_a = a; 4009 pi_lcn->lcnphy_cal_results.txiqlocal_b = b; 4010 pi_lcn->lcnphy_cal_results.txiqlocal_didq = didq; 4011 pi_lcn->lcnphy_cal_results.txiqlocal_ei0 = ei0; 4012 pi_lcn->lcnphy_cal_results.txiqlocal_eq0 = eq0; 4013 pi_lcn->lcnphy_cal_results.txiqlocal_fi0 = fi0; 4014 pi_lcn->lcnphy_cal_results.txiqlocal_fq0 = fq0; 4015 4016 wlc_lcnphy_set_bbmult(pi, save_bb_mult); 4017 wlc_lcnphy_set_pa_gain(pi, save_pa_gain); 4018 wlc_lcnphy_set_tx_gain(pi, &old_gains); 4019 4020 if (SAVE_txpwrctrl != LCNPHY_TX_PWR_CTRL_OFF) 4021 wlc_lcnphy_set_tx_pwr_ctrl(pi, SAVE_txpwrctrl); 4022 else 4023 wlc_lcnphy_set_tx_pwr_by_index(pi, SAVE_txpwrindex); 4024} 4025 4026s16 wlc_lcnphy_tempsense_new(struct brcms_phy *pi, bool mode) 4027{ 4028 u16 tempsenseval1, tempsenseval2; 4029 s16 avg = 0; 4030 bool suspend = false; 4031 4032 if (mode == 1) { 4033 suspend = (0 == (bcma_read32(pi->d11core, 4034 D11REGOFFS(maccontrol)) & 4035 MCTL_EN_MAC)); 4036 if (!suspend) 4037 wlapi_suspend_mac_and_wait(pi->sh->physhim); 4038 wlc_lcnphy_vbat_temp_sense_setup(pi, TEMPSENSE); 4039 } 4040 tempsenseval1 = read_phy_reg(pi, 0x476) & 0x1FF; 4041 tempsenseval2 = read_phy_reg(pi, 0x477) & 0x1FF; 4042 4043 if (tempsenseval1 > 255) 4044 avg = (s16) (tempsenseval1 - 512); 4045 else 4046 avg = (s16) tempsenseval1; 4047 4048 if (tempsenseval2 > 255) 4049 avg += (s16) (tempsenseval2 - 512); 4050 else 4051 avg += (s16) tempsenseval2; 4052 4053 avg /= 2; 4054 4055 if (mode == 1) { 4056 4057 mod_phy_reg(pi, 0x448, (0x1 << 14), (1) << 14); 4058 4059 udelay(100); 4060 mod_phy_reg(pi, 0x448, (0x1 << 14), (0) << 14); 4061 4062 if (!suspend) 4063 wlapi_enable_mac(pi->sh->physhim); 4064 } 4065 return avg; 4066} 4067 4068u16 wlc_lcnphy_tempsense(struct brcms_phy *pi, bool mode) 4069{ 4070 u16 tempsenseval1, tempsenseval2; 4071 s32 avg = 0; 4072 bool suspend = false; 4073 u16 SAVE_txpwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); 4074 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4075 4076 if (mode == 1) { 4077 suspend = (0 == (bcma_read32(pi->d11core, 4078 D11REGOFFS(maccontrol)) & 4079 MCTL_EN_MAC)); 4080 if (!suspend) 4081 wlapi_suspend_mac_and_wait(pi->sh->physhim); 4082 wlc_lcnphy_vbat_temp_sense_setup(pi, TEMPSENSE); 4083 } 4084 tempsenseval1 = read_phy_reg(pi, 0x476) & 0x1FF; 4085 tempsenseval2 = read_phy_reg(pi, 0x477) & 0x1FF; 4086 4087 if (tempsenseval1 > 255) 4088 avg = (int)(tempsenseval1 - 512); 4089 else 4090 avg = (int)tempsenseval1; 4091 4092 if (pi_lcn->lcnphy_tempsense_option == 1 || pi->hwpwrctrl_capable) { 4093 if (tempsenseval2 > 255) 4094 avg = (int)(avg - tempsenseval2 + 512); 4095 else 4096 avg = (int)(avg - tempsenseval2); 4097 } else { 4098 if (tempsenseval2 > 255) 4099 avg = (int)(avg + tempsenseval2 - 512); 4100 else 4101 avg = (int)(avg + tempsenseval2); 4102 avg = avg / 2; 4103 } 4104 if (avg < 0) 4105 avg = avg + 512; 4106 4107 if (pi_lcn->lcnphy_tempsense_option == 2) 4108 avg = tempsenseval1; 4109 4110 if (mode) 4111 wlc_lcnphy_set_tx_pwr_ctrl(pi, SAVE_txpwrctrl); 4112 4113 if (mode == 1) { 4114 4115 mod_phy_reg(pi, 0x448, (0x1 << 14), (1) << 14); 4116 4117 udelay(100); 4118 mod_phy_reg(pi, 0x448, (0x1 << 14), (0) << 14); 4119 4120 if (!suspend) 4121 wlapi_enable_mac(pi->sh->physhim); 4122 } 4123 return (u16) avg; 4124} 4125 4126s8 wlc_lcnphy_tempsense_degree(struct brcms_phy *pi, bool mode) 4127{ 4128 s32 degree = wlc_lcnphy_tempsense_new(pi, mode); 4129 degree = 4130 ((degree << 4131 10) + LCN_TEMPSENSE_OFFSET + (LCN_TEMPSENSE_DEN >> 1)) 4132 / LCN_TEMPSENSE_DEN; 4133 return (s8) degree; 4134} 4135 4136s8 wlc_lcnphy_vbatsense(struct brcms_phy *pi, bool mode) 4137{ 4138 u16 vbatsenseval; 4139 s32 avg = 0; 4140 bool suspend = false; 4141 4142 if (mode == 1) { 4143 suspend = (0 == (bcma_read32(pi->d11core, 4144 D11REGOFFS(maccontrol)) & 4145 MCTL_EN_MAC)); 4146 if (!suspend) 4147 wlapi_suspend_mac_and_wait(pi->sh->physhim); 4148 wlc_lcnphy_vbat_temp_sense_setup(pi, VBATSENSE); 4149 } 4150 4151 vbatsenseval = read_phy_reg(pi, 0x475) & 0x1FF; 4152 4153 if (vbatsenseval > 255) 4154 avg = (s32) (vbatsenseval - 512); 4155 else 4156 avg = (s32) vbatsenseval; 4157 4158 avg = (avg * LCN_VBAT_SCALE_NOM + 4159 (LCN_VBAT_SCALE_DEN >> 1)) / LCN_VBAT_SCALE_DEN; 4160 4161 if (mode == 1) { 4162 if (!suspend) 4163 wlapi_enable_mac(pi->sh->physhim); 4164 } 4165 return (s8) avg; 4166} 4167 4168static void wlc_lcnphy_afe_clk_init(struct brcms_phy *pi, u8 mode) 4169{ 4170 u8 phybw40; 4171 phybw40 = CHSPEC_IS40(pi->radio_chanspec); 4172 4173 mod_phy_reg(pi, 0x6d1, (0x1 << 7), (1) << 7); 4174 4175 if (((mode == AFE_CLK_INIT_MODE_PAPD) && (phybw40 == 0)) || 4176 (mode == AFE_CLK_INIT_MODE_TXRX2X)) 4177 write_phy_reg(pi, 0x6d0, 0x7); 4178 4179 wlc_lcnphy_toggle_afe_pwdn(pi); 4180} 4181 4182static void wlc_lcnphy_temp_adj(struct brcms_phy *pi) 4183{ 4184} 4185 4186static void wlc_lcnphy_glacial_timer_based_cal(struct brcms_phy *pi) 4187{ 4188 bool suspend; 4189 s8 index; 4190 u16 SAVE_pwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); 4191 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4192 suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) & 4193 MCTL_EN_MAC)); 4194 if (!suspend) 4195 wlapi_suspend_mac_and_wait(pi->sh->physhim); 4196 wlc_lcnphy_deaf_mode(pi, true); 4197 pi->phy_lastcal = pi->sh->now; 4198 pi->phy_forcecal = false; 4199 index = pi_lcn->lcnphy_current_index; 4200 4201 wlc_lcnphy_txpwrtbl_iqlo_cal(pi); 4202 4203 wlc_lcnphy_set_tx_pwr_by_index(pi, index); 4204 wlc_lcnphy_set_tx_pwr_ctrl(pi, SAVE_pwrctrl); 4205 wlc_lcnphy_deaf_mode(pi, false); 4206 if (!suspend) 4207 wlapi_enable_mac(pi->sh->physhim); 4208 4209} 4210 4211static void wlc_lcnphy_periodic_cal(struct brcms_phy *pi) 4212{ 4213 bool suspend, full_cal; 4214 const struct lcnphy_rx_iqcomp *rx_iqcomp; 4215 int rx_iqcomp_sz; 4216 u16 SAVE_pwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); 4217 s8 index; 4218 struct phytbl_info tab; 4219 s32 a1, b0, b1; 4220 s32 tssi, pwr, maxtargetpwr, mintargetpwr; 4221 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4222 4223 pi->phy_lastcal = pi->sh->now; 4224 pi->phy_forcecal = false; 4225 full_cal = 4226 (pi_lcn->lcnphy_full_cal_channel != 4227 CHSPEC_CHANNEL(pi->radio_chanspec)); 4228 pi_lcn->lcnphy_full_cal_channel = CHSPEC_CHANNEL(pi->radio_chanspec); 4229 index = pi_lcn->lcnphy_current_index; 4230 4231 suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) & 4232 MCTL_EN_MAC)); 4233 if (!suspend) { 4234 wlapi_bmac_write_shm(pi->sh->physhim, M_CTS_DURATION, 10000); 4235 wlapi_suspend_mac_and_wait(pi->sh->physhim); 4236 } 4237 4238 wlc_lcnphy_deaf_mode(pi, true); 4239 4240 wlc_lcnphy_txpwrtbl_iqlo_cal(pi); 4241 4242 rx_iqcomp = lcnphy_rx_iqcomp_table_rev0; 4243 rx_iqcomp_sz = ARRAY_SIZE(lcnphy_rx_iqcomp_table_rev0); 4244 4245 if (LCNREV_IS(pi->pubpi.phy_rev, 1)) 4246 wlc_lcnphy_rx_iq_cal(pi, NULL, 0, true, false, 1, 40); 4247 else 4248 wlc_lcnphy_rx_iq_cal(pi, NULL, 0, true, false, 1, 127); 4249 4250 if (wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi)) { 4251 4252 wlc_lcnphy_idle_tssi_est((struct brcms_phy_pub *) pi); 4253 4254 b0 = pi->txpa_2g[0]; 4255 b1 = pi->txpa_2g[1]; 4256 a1 = pi->txpa_2g[2]; 4257 maxtargetpwr = wlc_lcnphy_tssi2dbm(10, a1, b0, b1); 4258 mintargetpwr = wlc_lcnphy_tssi2dbm(125, a1, b0, b1); 4259 4260 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 4261 tab.tbl_width = 32; 4262 tab.tbl_ptr = &pwr; 4263 tab.tbl_len = 1; 4264 tab.tbl_offset = 0; 4265 for (tssi = 0; tssi < 128; tssi++) { 4266 pwr = wlc_lcnphy_tssi2dbm(tssi, a1, b0, b1); 4267 pwr = (pwr < mintargetpwr) ? mintargetpwr : pwr; 4268 wlc_lcnphy_write_table(pi, &tab); 4269 tab.tbl_offset++; 4270 } 4271 } 4272 4273 wlc_lcnphy_set_tx_pwr_by_index(pi, index); 4274 wlc_lcnphy_set_tx_pwr_ctrl(pi, SAVE_pwrctrl); 4275 wlc_lcnphy_deaf_mode(pi, false); 4276 if (!suspend) 4277 wlapi_enable_mac(pi->sh->physhim); 4278} 4279 4280void wlc_lcnphy_calib_modes(struct brcms_phy *pi, uint mode) 4281{ 4282 u16 temp_new; 4283 int temp1, temp2, temp_diff; 4284 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4285 4286 switch (mode) { 4287 case PHY_PERICAL_CHAN: 4288 break; 4289 case PHY_FULLCAL: 4290 wlc_lcnphy_periodic_cal(pi); 4291 break; 4292 case PHY_PERICAL_PHYINIT: 4293 wlc_lcnphy_periodic_cal(pi); 4294 break; 4295 case PHY_PERICAL_WATCHDOG: 4296 if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) { 4297 temp_new = wlc_lcnphy_tempsense(pi, 0); 4298 temp1 = LCNPHY_TEMPSENSE(temp_new); 4299 temp2 = LCNPHY_TEMPSENSE(pi_lcn->lcnphy_cal_temper); 4300 temp_diff = temp1 - temp2; 4301 if ((pi_lcn->lcnphy_cal_counter > 90) || 4302 (temp_diff > 60) || (temp_diff < -60)) { 4303 wlc_lcnphy_glacial_timer_based_cal(pi); 4304 wlc_2064_vco_cal(pi); 4305 pi_lcn->lcnphy_cal_temper = temp_new; 4306 pi_lcn->lcnphy_cal_counter = 0; 4307 } else 4308 pi_lcn->lcnphy_cal_counter++; 4309 } 4310 break; 4311 case LCNPHY_PERICAL_TEMPBASED_TXPWRCTRL: 4312 if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) 4313 wlc_lcnphy_tx_power_adjustment( 4314 (struct brcms_phy_pub *) pi); 4315 break; 4316 } 4317} 4318 4319void wlc_lcnphy_get_tssi(struct brcms_phy *pi, s8 *ofdm_pwr, s8 *cck_pwr) 4320{ 4321 s8 cck_offset; 4322 u16 status; 4323 status = (read_phy_reg(pi, 0x4ab)); 4324 if (wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi) && 4325 (status & (0x1 << 15))) { 4326 *ofdm_pwr = (s8) (((read_phy_reg(pi, 0x4ab) & (0x1ff << 0)) 4327 >> 0) >> 1); 4328 4329 if (wlc_phy_tpc_isenabled_lcnphy(pi)) 4330 cck_offset = pi->tx_power_offset[TXP_FIRST_CCK]; 4331 else 4332 cck_offset = 0; 4333 4334 *cck_pwr = *ofdm_pwr + cck_offset; 4335 } else { 4336 *cck_pwr = 0; 4337 *ofdm_pwr = 0; 4338 } 4339} 4340 4341void wlc_phy_cal_init_lcnphy(struct brcms_phy *pi) 4342{ 4343 return; 4344 4345} 4346 4347void wlc_lcnphy_tx_power_adjustment(struct brcms_phy_pub *ppi) 4348{ 4349 s8 index; 4350 u16 index2; 4351 struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro); 4352 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4353 u16 SAVE_txpwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); 4354 if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi) && 4355 SAVE_txpwrctrl) { 4356 index = wlc_lcnphy_tempcompensated_txpwrctrl(pi); 4357 index2 = (u16) (index * 2); 4358 mod_phy_reg(pi, 0x4a9, (0x1ff << 0), (index2) << 0); 4359 4360 pi_lcn->lcnphy_current_index = 4361 (s8)((read_phy_reg(pi, 0x4a9) & 0xFF) / 2); 4362 } 4363} 4364 4365static void 4366wlc_lcnphy_load_tx_gain_table(struct brcms_phy *pi, 4367 const struct lcnphy_tx_gain_tbl_entry *gain_table) 4368{ 4369 u32 j; 4370 struct phytbl_info tab; 4371 u32 val; 4372 u16 pa_gain; 4373 u16 gm_gain; 4374 4375 if (pi->sh->boardflags & BFL_FEM) 4376 pa_gain = 0x10; 4377 else 4378 pa_gain = 0x60; 4379 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 4380 tab.tbl_width = 32; 4381 tab.tbl_len = 1; 4382 tab.tbl_ptr = &val; 4383 4384 /* fixed gm_gain value for iPA */ 4385 gm_gain = 15; 4386 for (j = 0; j < 128; j++) { 4387 if (pi->sh->boardflags & BFL_FEM) 4388 gm_gain = gain_table[j].gm; 4389 val = (((u32) pa_gain << 24) | 4390 (gain_table[j].pad << 16) | 4391 (gain_table[j].pga << 8) | gm_gain); 4392 4393 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_GAIN_OFFSET + j; 4394 wlc_lcnphy_write_table(pi, &tab); 4395 4396 val = (gain_table[j].dac << 28) | (gain_table[j].bb_mult << 20); 4397 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_IQ_OFFSET + j; 4398 wlc_lcnphy_write_table(pi, &tab); 4399 } 4400} 4401 4402static void wlc_lcnphy_load_rfpower(struct brcms_phy *pi) 4403{ 4404 struct phytbl_info tab; 4405 u32 val, bbmult, rfgain; 4406 u8 index; 4407 u8 scale_factor = 1; 4408 s16 temp, temp1, temp2, qQ, qQ1, qQ2, shift; 4409 4410 tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; 4411 tab.tbl_width = 32; 4412 tab.tbl_len = 1; 4413 4414 for (index = 0; index < 128; index++) { 4415 tab.tbl_ptr = &bbmult; 4416 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_IQ_OFFSET + index; 4417 wlc_lcnphy_read_table(pi, &tab); 4418 bbmult = bbmult >> 20; 4419 4420 tab.tbl_ptr = &rfgain; 4421 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_GAIN_OFFSET + index; 4422 wlc_lcnphy_read_table(pi, &tab); 4423 4424 qm_log10((s32) (bbmult), 0, &temp1, &qQ1); 4425 qm_log10((s32) (1 << 6), 0, &temp2, &qQ2); 4426 4427 if (qQ1 < qQ2) { 4428 temp2 = qm_shr16(temp2, qQ2 - qQ1); 4429 qQ = qQ1; 4430 } else { 4431 temp1 = qm_shr16(temp1, qQ1 - qQ2); 4432 qQ = qQ2; 4433 } 4434 temp = qm_sub16(temp1, temp2); 4435 4436 if (qQ >= 4) 4437 shift = qQ - 4; 4438 else 4439 shift = 4 - qQ; 4440 4441 val = (((index << shift) + (5 * temp) + 4442 (1 << (scale_factor + shift - 3))) >> (scale_factor + 4443 shift - 2)); 4444 4445 tab.tbl_ptr = &val; 4446 tab.tbl_offset = LCNPHY_TX_PWR_CTRL_PWR_OFFSET + index; 4447 wlc_lcnphy_write_table(pi, &tab); 4448 } 4449} 4450 4451static void wlc_lcnphy_bu_tweaks(struct brcms_phy *pi) 4452{ 4453 or_phy_reg(pi, 0x805, 0x1); 4454 4455 mod_phy_reg(pi, 0x42f, (0x7 << 0), (0x3) << 0); 4456 4457 mod_phy_reg(pi, 0x030, (0x7 << 0), (0x3) << 0); 4458 4459 write_phy_reg(pi, 0x414, 0x1e10); 4460 write_phy_reg(pi, 0x415, 0x0640); 4461 4462 mod_phy_reg(pi, 0x4df, (0xff << 8), -9 << 8); 4463 4464 or_phy_reg(pi, 0x44a, 0x44); 4465 write_phy_reg(pi, 0x44a, 0x80); 4466 mod_phy_reg(pi, 0x434, (0xff << 0), (0xFD) << 0); 4467 4468 mod_phy_reg(pi, 0x420, (0xff << 0), (16) << 0); 4469 4470 if (!(pi->sh->boardrev < 0x1204)) 4471 mod_radio_reg(pi, RADIO_2064_REG09B, 0xF0, 0xF0); 4472 4473 write_phy_reg(pi, 0x7d6, 0x0902); 4474 mod_phy_reg(pi, 0x429, (0xf << 0), (0x9) << 0); 4475 4476 mod_phy_reg(pi, 0x429, (0x3f << 4), (0xe) << 4); 4477 4478 if (LCNREV_IS(pi->pubpi.phy_rev, 1)) { 4479 mod_phy_reg(pi, 0x423, (0xff << 0), (0x46) << 0); 4480 4481 mod_phy_reg(pi, 0x411, (0xff << 0), (1) << 0); 4482 4483 mod_phy_reg(pi, 0x434, (0xff << 0), (0xFF) << 0); 4484 4485 mod_phy_reg(pi, 0x656, (0xf << 0), (2) << 0); 4486 4487 mod_phy_reg(pi, 0x44d, (0x1 << 2), (1) << 2); 4488 4489 mod_radio_reg(pi, RADIO_2064_REG0F7, 0x4, 0x4); 4490 mod_radio_reg(pi, RADIO_2064_REG0F1, 0x3, 0); 4491 mod_radio_reg(pi, RADIO_2064_REG0F2, 0xF8, 0x90); 4492 mod_radio_reg(pi, RADIO_2064_REG0F3, 0x3, 0x2); 4493 mod_radio_reg(pi, RADIO_2064_REG0F3, 0xf0, 0xa0); 4494 4495 mod_radio_reg(pi, RADIO_2064_REG11F, 0x2, 0x2); 4496 4497 wlc_lcnphy_clear_tx_power_offsets(pi); 4498 mod_phy_reg(pi, 0x4d0, (0x1ff << 6), (10) << 6); 4499 4500 } 4501} 4502 4503static void wlc_lcnphy_rcal(struct brcms_phy *pi) 4504{ 4505 u8 rcal_value; 4506 4507 and_radio_reg(pi, RADIO_2064_REG05B, 0xfD); 4508 4509 or_radio_reg(pi, RADIO_2064_REG004, 0x40); 4510 or_radio_reg(pi, RADIO_2064_REG120, 0x10); 4511 4512 or_radio_reg(pi, RADIO_2064_REG078, 0x80); 4513 or_radio_reg(pi, RADIO_2064_REG129, 0x02); 4514 4515 or_radio_reg(pi, RADIO_2064_REG057, 0x01); 4516 4517 or_radio_reg(pi, RADIO_2064_REG05B, 0x02); 4518 mdelay(5); 4519 SPINWAIT(!wlc_radio_2064_rcal_done(pi), 10 * 1000 * 1000); 4520 4521 if (wlc_radio_2064_rcal_done(pi)) { 4522 rcal_value = (u8) read_radio_reg(pi, RADIO_2064_REG05C); 4523 rcal_value = rcal_value & 0x1f; 4524 } 4525 4526 and_radio_reg(pi, RADIO_2064_REG05B, 0xfD); 4527 4528 and_radio_reg(pi, RADIO_2064_REG057, 0xFE); 4529} 4530 4531static void wlc_lcnphy_rc_cal(struct brcms_phy *pi) 4532{ 4533 u8 dflt_rc_cal_val; 4534 u16 flt_val; 4535 4536 dflt_rc_cal_val = 7; 4537 if (LCNREV_IS(pi->pubpi.phy_rev, 1)) 4538 dflt_rc_cal_val = 11; 4539 flt_val = 4540 (dflt_rc_cal_val << 10) | (dflt_rc_cal_val << 5) | 4541 (dflt_rc_cal_val); 4542 write_phy_reg(pi, 0x933, flt_val); 4543 write_phy_reg(pi, 0x934, flt_val); 4544 write_phy_reg(pi, 0x935, flt_val); 4545 write_phy_reg(pi, 0x936, flt_val); 4546 write_phy_reg(pi, 0x937, (flt_val & 0x1FF)); 4547 4548 return; 4549} 4550 4551static void wlc_radio_2064_init(struct brcms_phy *pi) 4552{ 4553 u32 i; 4554 const struct lcnphy_radio_regs *lcnphyregs = NULL; 4555 4556 lcnphyregs = lcnphy_radio_regs_2064; 4557 4558 for (i = 0; lcnphyregs[i].address != 0xffff; i++) 4559 if (CHSPEC_IS5G(pi->radio_chanspec) && lcnphyregs[i].do_init_a) 4560 write_radio_reg(pi, 4561 ((lcnphyregs[i].address & 0x3fff) | 4562 RADIO_DEFAULT_CORE), 4563 (u16) lcnphyregs[i].init_a); 4564 else if (lcnphyregs[i].do_init_g) 4565 write_radio_reg(pi, 4566 ((lcnphyregs[i].address & 0x3fff) | 4567 RADIO_DEFAULT_CORE), 4568 (u16) lcnphyregs[i].init_g); 4569 4570 write_radio_reg(pi, RADIO_2064_REG032, 0x62); 4571 write_radio_reg(pi, RADIO_2064_REG033, 0x19); 4572 4573 write_radio_reg(pi, RADIO_2064_REG090, 0x10); 4574 4575 write_radio_reg(pi, RADIO_2064_REG010, 0x00); 4576 4577 if (LCNREV_IS(pi->pubpi.phy_rev, 1)) { 4578 4579 write_radio_reg(pi, RADIO_2064_REG060, 0x7f); 4580 write_radio_reg(pi, RADIO_2064_REG061, 0x72); 4581 write_radio_reg(pi, RADIO_2064_REG062, 0x7f); 4582 } 4583 4584 write_radio_reg(pi, RADIO_2064_REG01D, 0x02); 4585 write_radio_reg(pi, RADIO_2064_REG01E, 0x06); 4586 4587 mod_phy_reg(pi, 0x4ea, (0x7 << 0), 0 << 0); 4588 4589 mod_phy_reg(pi, 0x4ea, (0x7 << 3), 1 << 3); 4590 4591 mod_phy_reg(pi, 0x4ea, (0x7 << 6), 2 << 6); 4592 4593 mod_phy_reg(pi, 0x4ea, (0x7 << 9), 3 << 9); 4594 4595 mod_phy_reg(pi, 0x4ea, (0x7 << 12), 4 << 12); 4596 4597 write_phy_reg(pi, 0x4ea, 0x4688); 4598 4599 if (pi->sh->boardflags & BFL_FEM) 4600 mod_phy_reg(pi, 0x4eb, (0x7 << 0), 2 << 0); 4601 else 4602 mod_phy_reg(pi, 0x4eb, (0x7 << 0), 3 << 0); 4603 4604 mod_phy_reg(pi, 0x4eb, (0x7 << 6), 0 << 6); 4605 4606 mod_phy_reg(pi, 0x46a, (0xffff << 0), 25 << 0); 4607 4608 wlc_lcnphy_set_tx_locc(pi, 0); 4609 4610 wlc_lcnphy_rcal(pi); 4611 4612 wlc_lcnphy_rc_cal(pi); 4613 4614 if (!(pi->sh->boardflags & BFL_FEM)) { 4615 write_radio_reg(pi, RADIO_2064_REG032, 0x6f); 4616 write_radio_reg(pi, RADIO_2064_REG033, 0x19); 4617 write_radio_reg(pi, RADIO_2064_REG039, 0xe); 4618 } 4619 4620} 4621 4622static void wlc_lcnphy_radio_init(struct brcms_phy *pi) 4623{ 4624 wlc_radio_2064_init(pi); 4625} 4626 4627static void wlc_lcnphy_tbl_init(struct brcms_phy *pi) 4628{ 4629 uint idx; 4630 u8 phybw40; 4631 struct phytbl_info tab; 4632 const struct phytbl_info *tb; 4633 u32 val; 4634 4635 phybw40 = CHSPEC_IS40(pi->radio_chanspec); 4636 4637 for (idx = 0; idx < dot11lcnphytbl_info_sz_rev0; idx++) 4638 wlc_lcnphy_write_table(pi, &dot11lcnphytbl_info_rev0[idx]); 4639 4640 if (pi->sh->boardflags & BFL_FEM_BT) { 4641 tab.tbl_id = LCNPHY_TBL_ID_RFSEQ; 4642 tab.tbl_width = 16; 4643 tab.tbl_ptr = &val; 4644 tab.tbl_len = 1; 4645 val = 100; 4646 tab.tbl_offset = 4; 4647 wlc_lcnphy_write_table(pi, &tab); 4648 } 4649 4650 if (!(pi->sh->boardflags & BFL_FEM)) { 4651 tab.tbl_id = LCNPHY_TBL_ID_RFSEQ; 4652 tab.tbl_width = 16; 4653 tab.tbl_ptr = &val; 4654 tab.tbl_len = 1; 4655 4656 val = 150; 4657 tab.tbl_offset = 0; 4658 wlc_lcnphy_write_table(pi, &tab); 4659 4660 val = 220; 4661 tab.tbl_offset = 1; 4662 wlc_lcnphy_write_table(pi, &tab); 4663 } 4664 4665 if (CHSPEC_IS2G(pi->radio_chanspec)) { 4666 if (pi->sh->boardflags & BFL_FEM) 4667 wlc_lcnphy_load_tx_gain_table( 4668 pi, 4669 dot11lcnphy_2GHz_extPA_gaintable_rev0); 4670 else 4671 wlc_lcnphy_load_tx_gain_table( 4672 pi, 4673 dot11lcnphy_2GHz_gaintable_rev0); 4674 } 4675 4676 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { 4677 int l; 4678 4679 if (CHSPEC_IS2G(pi->radio_chanspec)) { 4680 l = dot11lcnphytbl_rx_gain_info_2G_rev2_sz; 4681 if (pi->sh->boardflags & BFL_EXTLNA) 4682 tb = dot11lcnphytbl_rx_gain_info_extlna_2G_rev2; 4683 else 4684 tb = dot11lcnphytbl_rx_gain_info_2G_rev2; 4685 } else { 4686 l = dot11lcnphytbl_rx_gain_info_5G_rev2_sz; 4687 if (pi->sh->boardflags & BFL_EXTLNA_5GHz) 4688 tb = dot11lcnphytbl_rx_gain_info_extlna_5G_rev2; 4689 else 4690 tb = dot11lcnphytbl_rx_gain_info_5G_rev2; 4691 } 4692 4693 for (idx = 0; idx < l; idx++) 4694 wlc_lcnphy_write_table(pi, &tb[idx]); 4695 } 4696 4697 if (pi->sh->boardflags & BFL_FEM) { 4698 if (pi->sh->boardflags & BFL_FEM_BT) { 4699 if (pi->sh->boardrev < 0x1250) 4700 tb = &dot11lcn_sw_ctrl_tbl_info_4313_bt_epa; 4701 else 4702 tb = &dot11lcn_sw_ctrl_tbl_info_4313_bt_epa_p250; 4703 } else { 4704 tb = &dot11lcn_sw_ctrl_tbl_info_4313_epa; 4705 } 4706 } else { 4707 if (pi->sh->boardflags & BFL_FEM_BT) 4708 tb = &dot11lcn_sw_ctrl_tbl_info_4313_bt_ipa; 4709 else 4710 tb = &dot11lcn_sw_ctrl_tbl_info_4313; 4711 } 4712 wlc_lcnphy_write_table(pi, tb); 4713 wlc_lcnphy_load_rfpower(pi); 4714 4715 wlc_lcnphy_clear_papd_comptable(pi); 4716} 4717 4718static void wlc_lcnphy_rev0_baseband_init(struct brcms_phy *pi) 4719{ 4720 u16 afectrl1; 4721 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4722 4723 write_radio_reg(pi, RADIO_2064_REG11C, 0x0); 4724 4725 write_phy_reg(pi, 0x43b, 0x0); 4726 write_phy_reg(pi, 0x43c, 0x0); 4727 write_phy_reg(pi, 0x44c, 0x0); 4728 write_phy_reg(pi, 0x4e6, 0x0); 4729 write_phy_reg(pi, 0x4f9, 0x0); 4730 write_phy_reg(pi, 0x4b0, 0x0); 4731 write_phy_reg(pi, 0x938, 0x0); 4732 write_phy_reg(pi, 0x4b0, 0x0); 4733 write_phy_reg(pi, 0x44e, 0); 4734 4735 or_phy_reg(pi, 0x567, 0x03); 4736 4737 or_phy_reg(pi, 0x44a, 0x44); 4738 write_phy_reg(pi, 0x44a, 0x80); 4739 4740 if (!(pi->sh->boardflags & BFL_FEM)) 4741 wlc_lcnphy_set_tx_pwr_by_index(pi, 52); 4742 4743 if (0) { 4744 afectrl1 = 0; 4745 afectrl1 = (u16) ((pi_lcn->lcnphy_rssi_vf) | 4746 (pi_lcn->lcnphy_rssi_vc << 4) | 4747 (pi_lcn->lcnphy_rssi_gs << 10)); 4748 write_phy_reg(pi, 0x43e, afectrl1); 4749 } 4750 4751 mod_phy_reg(pi, 0x634, (0xff << 0), 0xC << 0); 4752 if (pi->sh->boardflags & BFL_FEM) { 4753 mod_phy_reg(pi, 0x634, (0xff << 0), 0xA << 0); 4754 4755 write_phy_reg(pi, 0x910, 0x1); 4756 } 4757 4758 mod_phy_reg(pi, 0x448, (0x3 << 8), 1 << 8); 4759 mod_phy_reg(pi, 0x608, (0xff << 0), 0x17 << 0); 4760 mod_phy_reg(pi, 0x604, (0x7ff << 0), 0x3EA << 0); 4761 4762} 4763 4764static void wlc_lcnphy_rev2_baseband_init(struct brcms_phy *pi) 4765{ 4766 if (CHSPEC_IS5G(pi->radio_chanspec)) { 4767 mod_phy_reg(pi, 0x416, (0xff << 0), 80 << 0); 4768 mod_phy_reg(pi, 0x416, (0xff << 8), 80 << 8); 4769 } 4770} 4771 4772static void wlc_lcnphy_agc_temp_init(struct brcms_phy *pi) 4773{ 4774 s16 temp; 4775 struct phytbl_info tab; 4776 u32 tableBuffer[2]; 4777 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4778 4779 temp = (s16) read_phy_reg(pi, 0x4df); 4780 pi_lcn->lcnphy_ofdmgainidxtableoffset = (temp & (0xff << 0)) >> 0; 4781 4782 if (pi_lcn->lcnphy_ofdmgainidxtableoffset > 127) 4783 pi_lcn->lcnphy_ofdmgainidxtableoffset -= 256; 4784 4785 pi_lcn->lcnphy_dsssgainidxtableoffset = (temp & (0xff << 8)) >> 8; 4786 4787 if (pi_lcn->lcnphy_dsssgainidxtableoffset > 127) 4788 pi_lcn->lcnphy_dsssgainidxtableoffset -= 256; 4789 4790 tab.tbl_ptr = tableBuffer; 4791 tab.tbl_len = 2; 4792 tab.tbl_id = 17; 4793 tab.tbl_offset = 59; 4794 tab.tbl_width = 32; 4795 wlc_lcnphy_read_table(pi, &tab); 4796 4797 if (tableBuffer[0] > 63) 4798 tableBuffer[0] -= 128; 4799 pi_lcn->lcnphy_tr_R_gain_val = tableBuffer[0]; 4800 4801 if (tableBuffer[1] > 63) 4802 tableBuffer[1] -= 128; 4803 pi_lcn->lcnphy_tr_T_gain_val = tableBuffer[1]; 4804 4805 temp = (s16) (read_phy_reg(pi, 0x434) & (0xff << 0)); 4806 if (temp > 127) 4807 temp -= 256; 4808 pi_lcn->lcnphy_input_pwr_offset_db = (s8) temp; 4809 4810 pi_lcn->lcnphy_Med_Low_Gain_db = 4811 (read_phy_reg(pi, 0x424) & (0xff << 8)) >> 8; 4812 pi_lcn->lcnphy_Very_Low_Gain_db = 4813 (read_phy_reg(pi, 0x425) & (0xff << 0)) >> 0; 4814 4815 tab.tbl_ptr = tableBuffer; 4816 tab.tbl_len = 2; 4817 tab.tbl_id = LCNPHY_TBL_ID_GAIN_IDX; 4818 tab.tbl_offset = 28; 4819 tab.tbl_width = 32; 4820 wlc_lcnphy_read_table(pi, &tab); 4821 4822 pi_lcn->lcnphy_gain_idx_14_lowword = tableBuffer[0]; 4823 pi_lcn->lcnphy_gain_idx_14_hiword = tableBuffer[1]; 4824 4825} 4826 4827static void wlc_lcnphy_baseband_init(struct brcms_phy *pi) 4828{ 4829 4830 wlc_lcnphy_tbl_init(pi); 4831 wlc_lcnphy_rev0_baseband_init(pi); 4832 if (LCNREV_IS(pi->pubpi.phy_rev, 2)) 4833 wlc_lcnphy_rev2_baseband_init(pi); 4834 wlc_lcnphy_bu_tweaks(pi); 4835} 4836 4837void wlc_phy_init_lcnphy(struct brcms_phy *pi) 4838{ 4839 u8 phybw40; 4840 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4841 phybw40 = CHSPEC_IS40(pi->radio_chanspec); 4842 4843 pi_lcn->lcnphy_cal_counter = 0; 4844 pi_lcn->lcnphy_cal_temper = pi_lcn->lcnphy_rawtempsense; 4845 4846 or_phy_reg(pi, 0x44a, 0x80); 4847 and_phy_reg(pi, 0x44a, 0x7f); 4848 4849 wlc_lcnphy_afe_clk_init(pi, AFE_CLK_INIT_MODE_TXRX2X); 4850 4851 write_phy_reg(pi, 0x60a, 160); 4852 4853 write_phy_reg(pi, 0x46a, 25); 4854 4855 wlc_lcnphy_baseband_init(pi); 4856 4857 wlc_lcnphy_radio_init(pi); 4858 4859 if (CHSPEC_IS2G(pi->radio_chanspec)) 4860 wlc_lcnphy_tx_pwr_ctrl_init((struct brcms_phy_pub *) pi); 4861 4862 wlc_phy_chanspec_set((struct brcms_phy_pub *) pi, pi->radio_chanspec); 4863 4864 bcma_chipco_regctl_maskset(&pi->d11core->bus->drv_cc, 0, ~0xf, 0x9); 4865 4866 bcma_chipco_chipctl_maskset(&pi->d11core->bus->drv_cc, 0, 0x0, 4867 0x03CDDDDD); 4868 4869 if ((pi->sh->boardflags & BFL_FEM) 4870 && wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) 4871 wlc_lcnphy_set_tx_pwr_by_index(pi, FIXED_TXPWR); 4872 4873 wlc_lcnphy_agc_temp_init(pi); 4874 4875 wlc_lcnphy_temp_adj(pi); 4876 4877 mod_phy_reg(pi, 0x448, (0x1 << 14), (1) << 14); 4878 4879 udelay(100); 4880 mod_phy_reg(pi, 0x448, (0x1 << 14), (0) << 14); 4881 4882 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_HW); 4883 pi_lcn->lcnphy_noise_samples = LCNPHY_NOISE_SAMPLES_DEFAULT; 4884 wlc_lcnphy_calib_modes(pi, PHY_PERICAL_PHYINIT); 4885} 4886 4887static bool wlc_phy_txpwr_srom_read_lcnphy(struct brcms_phy *pi) 4888{ 4889 s8 txpwr = 0; 4890 int i; 4891 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 4892 struct ssb_sprom *sprom = &pi->d11core->bus->sprom; 4893 4894 if (CHSPEC_IS2G(pi->radio_chanspec)) { 4895 u16 cckpo = 0; 4896 u32 offset_ofdm, offset_mcs; 4897 4898 pi_lcn->lcnphy_tr_isolation_mid = sprom->fem.ghz2.tr_iso; 4899 4900 pi_lcn->lcnphy_rx_power_offset = sprom->rxpo2g; 4901 4902 pi->txpa_2g[0] = sprom->pa0b0; 4903 pi->txpa_2g[1] = sprom->pa0b1; 4904 pi->txpa_2g[2] = sprom->pa0b2; 4905 4906 pi_lcn->lcnphy_rssi_vf = sprom->rssismf2g; 4907 pi_lcn->lcnphy_rssi_vc = sprom->rssismc2g; 4908 pi_lcn->lcnphy_rssi_gs = sprom->rssisav2g; 4909 4910 pi_lcn->lcnphy_rssi_vf_lowtemp = pi_lcn->lcnphy_rssi_vf; 4911 pi_lcn->lcnphy_rssi_vc_lowtemp = pi_lcn->lcnphy_rssi_vc; 4912 pi_lcn->lcnphy_rssi_gs_lowtemp = pi_lcn->lcnphy_rssi_gs; 4913 4914 pi_lcn->lcnphy_rssi_vf_hightemp = pi_lcn->lcnphy_rssi_vf; 4915 pi_lcn->lcnphy_rssi_vc_hightemp = pi_lcn->lcnphy_rssi_vc; 4916 pi_lcn->lcnphy_rssi_gs_hightemp = pi_lcn->lcnphy_rssi_gs; 4917 4918 txpwr = sprom->core_pwr_info[0].maxpwr_2g; 4919 pi->tx_srom_max_2g = txpwr; 4920 4921 for (i = 0; i < PWRTBL_NUM_COEFF; i++) { 4922 pi->txpa_2g_low_temp[i] = pi->txpa_2g[i]; 4923 pi->txpa_2g_high_temp[i] = pi->txpa_2g[i]; 4924 } 4925 4926 cckpo = sprom->cck2gpo; 4927 offset_ofdm = sprom->ofdm2gpo; 4928 if (cckpo) { 4929 uint max_pwr_chan = txpwr; 4930 4931 for (i = TXP_FIRST_CCK; i <= TXP_LAST_CCK; i++) { 4932 pi->tx_srom_max_rate_2g[i] = 4933 max_pwr_chan - ((cckpo & 0xf) * 2); 4934 cckpo >>= 4; 4935 } 4936 4937 for (i = TXP_FIRST_OFDM; i <= TXP_LAST_OFDM; i++) { 4938 pi->tx_srom_max_rate_2g[i] = 4939 max_pwr_chan - 4940 ((offset_ofdm & 0xf) * 2); 4941 offset_ofdm >>= 4; 4942 } 4943 } else { 4944 u8 opo = 0; 4945 4946 opo = sprom->opo; 4947 4948 for (i = TXP_FIRST_CCK; i <= TXP_LAST_CCK; i++) 4949 pi->tx_srom_max_rate_2g[i] = txpwr; 4950 4951 for (i = TXP_FIRST_OFDM; i <= TXP_LAST_OFDM; i++) { 4952 pi->tx_srom_max_rate_2g[i] = txpwr - 4953 ((offset_ofdm & 0xf) * 2); 4954 offset_ofdm >>= 4; 4955 } 4956 offset_mcs = sprom->mcs2gpo[1] << 16; 4957 offset_mcs |= sprom->mcs2gpo[0]; 4958 pi_lcn->lcnphy_mcs20_po = offset_mcs; 4959 for (i = TXP_FIRST_SISO_MCS_20; 4960 i <= TXP_LAST_SISO_MCS_20; i++) { 4961 pi->tx_srom_max_rate_2g[i] = 4962 txpwr - ((offset_mcs & 0xf) * 2); 4963 offset_mcs >>= 4; 4964 } 4965 } 4966 4967 pi_lcn->lcnphy_rawtempsense = sprom->rawtempsense; 4968 pi_lcn->lcnphy_measPower = sprom->measpower; 4969 pi_lcn->lcnphy_tempsense_slope = sprom->tempsense_slope; 4970 pi_lcn->lcnphy_hw_iqcal_en = sprom->hw_iqcal_en; 4971 pi_lcn->lcnphy_iqcal_swp_dis = sprom->iqcal_swp_dis; 4972 pi_lcn->lcnphy_tempcorrx = sprom->tempcorrx; 4973 pi_lcn->lcnphy_tempsense_option = sprom->tempsense_option; 4974 pi_lcn->lcnphy_freqoffset_corr = sprom->freqoffset_corr; 4975 if (sprom->ant_available_bg > 1) 4976 wlc_phy_ant_rxdiv_set((struct brcms_phy_pub *) pi, 4977 sprom->ant_available_bg); 4978 } 4979 pi_lcn->lcnphy_cck_dig_filt_type = -1; 4980 4981 return true; 4982} 4983 4984void wlc_2064_vco_cal(struct brcms_phy *pi) 4985{ 4986 u8 calnrst; 4987 4988 mod_radio_reg(pi, RADIO_2064_REG057, 1 << 3, 1 << 3); 4989 calnrst = (u8) read_radio_reg(pi, RADIO_2064_REG056) & 0xf8; 4990 write_radio_reg(pi, RADIO_2064_REG056, calnrst); 4991 udelay(1); 4992 write_radio_reg(pi, RADIO_2064_REG056, calnrst | 0x03); 4993 udelay(1); 4994 write_radio_reg(pi, RADIO_2064_REG056, calnrst | 0x07); 4995 udelay(300); 4996 mod_radio_reg(pi, RADIO_2064_REG057, 1 << 3, 0); 4997} 4998 4999bool wlc_phy_tpc_isenabled_lcnphy(struct brcms_phy *pi) 5000{ 5001 if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) 5002 return false; 5003 else 5004 return (LCNPHY_TX_PWR_CTRL_HW == 5005 wlc_lcnphy_get_tx_pwr_ctrl((pi))); 5006} 5007 5008void wlc_phy_txpower_recalc_target_lcnphy(struct brcms_phy *pi) 5009{ 5010 u16 pwr_ctrl; 5011 if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi)) { 5012 wlc_lcnphy_calib_modes(pi, LCNPHY_PERICAL_TEMPBASED_TXPWRCTRL); 5013 } else if (wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi)) { 5014 pwr_ctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); 5015 wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); 5016 wlc_lcnphy_txpower_recalc_target(pi); 5017 wlc_lcnphy_set_tx_pwr_ctrl(pi, pwr_ctrl); 5018 } 5019} 5020 5021void wlc_phy_chanspec_set_lcnphy(struct brcms_phy *pi, u16 chanspec) 5022{ 5023 u8 channel = CHSPEC_CHANNEL(chanspec); 5024 5025 wlc_phy_chanspec_radio_set((struct brcms_phy_pub *)pi, chanspec); 5026 5027 wlc_lcnphy_set_chanspec_tweaks(pi, pi->radio_chanspec); 5028 5029 or_phy_reg(pi, 0x44a, 0x44); 5030 write_phy_reg(pi, 0x44a, 0x80); 5031 5032 wlc_lcnphy_radio_2064_channel_tune_4313(pi, channel); 5033 udelay(1000); 5034 5035 wlc_lcnphy_toggle_afe_pwdn(pi); 5036 5037 write_phy_reg(pi, 0x657, lcnphy_sfo_cfg[channel - 1].ptcentreTs20); 5038 write_phy_reg(pi, 0x658, lcnphy_sfo_cfg[channel - 1].ptcentreFactor); 5039 5040 if (CHSPEC_CHANNEL(pi->radio_chanspec) == 14) { 5041 mod_phy_reg(pi, 0x448, (0x3 << 8), (2) << 8); 5042 5043 wlc_lcnphy_load_tx_iir_filter(pi, false, 3); 5044 } else { 5045 mod_phy_reg(pi, 0x448, (0x3 << 8), (1) << 8); 5046 5047 wlc_lcnphy_load_tx_iir_filter(pi, false, 2); 5048 } 5049 5050 if (pi->sh->boardflags & BFL_FEM) 5051 wlc_lcnphy_load_tx_iir_filter(pi, true, 0); 5052 else 5053 wlc_lcnphy_load_tx_iir_filter(pi, true, 3); 5054 5055 mod_phy_reg(pi, 0x4eb, (0x7 << 3), (1) << 3); 5056 if (wlc_lcnphy_tssi_based_pwr_ctrl_enabled(pi)) 5057 wlc_lcnphy_tssi_setup(pi); 5058} 5059 5060void wlc_phy_detach_lcnphy(struct brcms_phy *pi) 5061{ 5062 kfree(pi->u.pi_lcnphy); 5063} 5064 5065bool wlc_phy_attach_lcnphy(struct brcms_phy *pi) 5066{ 5067 struct brcms_phy_lcnphy *pi_lcn; 5068 5069 pi->u.pi_lcnphy = kzalloc(sizeof(struct brcms_phy_lcnphy), GFP_ATOMIC); 5070 if (pi->u.pi_lcnphy == NULL) 5071 return false; 5072 5073 pi_lcn = pi->u.pi_lcnphy; 5074 5075 if (0 == (pi->sh->boardflags & BFL_NOPA)) { 5076 pi->hwpwrctrl = true; 5077 pi->hwpwrctrl_capable = true; 5078 } 5079 5080 pi->xtalfreq = bcma_chipco_get_alp_clock(&pi->d11core->bus->drv_cc); 5081 pi_lcn->lcnphy_papd_rxGnCtrl_init = 0; 5082 5083 pi->pi_fptr.init = wlc_phy_init_lcnphy; 5084 pi->pi_fptr.calinit = wlc_phy_cal_init_lcnphy; 5085 pi->pi_fptr.chanset = wlc_phy_chanspec_set_lcnphy; 5086 pi->pi_fptr.txpwrrecalc = wlc_phy_txpower_recalc_target_lcnphy; 5087 pi->pi_fptr.txiqccget = wlc_lcnphy_get_tx_iqcc; 5088 pi->pi_fptr.txiqccset = wlc_lcnphy_set_tx_iqcc; 5089 pi->pi_fptr.txloccget = wlc_lcnphy_get_tx_locc; 5090 pi->pi_fptr.radioloftget = wlc_lcnphy_get_radio_loft; 5091 pi->pi_fptr.detach = wlc_phy_detach_lcnphy; 5092 5093 if (!wlc_phy_txpwr_srom_read_lcnphy(pi)) 5094 return false; 5095 5096 if (LCNREV_IS(pi->pubpi.phy_rev, 1)) { 5097 if (pi_lcn->lcnphy_tempsense_option == 3) { 5098 pi->hwpwrctrl = true; 5099 pi->hwpwrctrl_capable = true; 5100 pi->temppwrctrl_capable = false; 5101 } else { 5102 pi->hwpwrctrl = false; 5103 pi->hwpwrctrl_capable = false; 5104 pi->temppwrctrl_capable = true; 5105 } 5106 } 5107 5108 return true; 5109} 5110 5111static void wlc_lcnphy_set_rx_gain(struct brcms_phy *pi, u32 gain) 5112{ 5113 u16 trsw, ext_lna, lna1, lna2, tia, biq0, biq1, gain0_15, gain16_19; 5114 5115 trsw = (gain & ((u32) 1 << 28)) ? 0 : 1; 5116 ext_lna = (u16) (gain >> 29) & 0x01; 5117 lna1 = (u16) (gain >> 0) & 0x0f; 5118 lna2 = (u16) (gain >> 4) & 0x0f; 5119 tia = (u16) (gain >> 8) & 0xf; 5120 biq0 = (u16) (gain >> 12) & 0xf; 5121 biq1 = (u16) (gain >> 16) & 0xf; 5122 5123 gain0_15 = (u16) ((lna1 & 0x3) | ((lna1 & 0x3) << 2) | 5124 ((lna2 & 0x3) << 4) | ((lna2 & 0x3) << 6) | 5125 ((tia & 0xf) << 8) | ((biq0 & 0xf) << 12)); 5126 gain16_19 = biq1; 5127 5128 mod_phy_reg(pi, 0x44d, (0x1 << 0), trsw << 0); 5129 mod_phy_reg(pi, 0x4b1, (0x1 << 9), ext_lna << 9); 5130 mod_phy_reg(pi, 0x4b1, (0x1 << 10), ext_lna << 10); 5131 mod_phy_reg(pi, 0x4b6, (0xffff << 0), gain0_15 << 0); 5132 mod_phy_reg(pi, 0x4b7, (0xf << 0), gain16_19 << 0); 5133 5134 if (CHSPEC_IS2G(pi->radio_chanspec)) { 5135 mod_phy_reg(pi, 0x4b1, (0x3 << 11), lna1 << 11); 5136 mod_phy_reg(pi, 0x4e6, (0x3 << 3), lna1 << 3); 5137 } 5138 wlc_lcnphy_rx_gain_override_enable(pi, true); 5139} 5140 5141static u32 wlc_lcnphy_get_receive_power(struct brcms_phy *pi, s32 *gain_index) 5142{ 5143 u32 received_power = 0; 5144 s32 max_index = 0; 5145 u32 gain_code = 0; 5146 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 5147 5148 max_index = 36; 5149 if (*gain_index >= 0) 5150 gain_code = lcnphy_23bitgaincode_table[*gain_index]; 5151 5152 if (-1 == *gain_index) { 5153 *gain_index = 0; 5154 while ((*gain_index <= (s32) max_index) 5155 && (received_power < 700)) { 5156 wlc_lcnphy_set_rx_gain(pi, 5157 lcnphy_23bitgaincode_table 5158 [*gain_index]); 5159 received_power = 5160 wlc_lcnphy_measure_digital_power( 5161 pi, 5162 pi_lcn-> 5163 lcnphy_noise_samples); 5164 (*gain_index)++; 5165 } 5166 (*gain_index)--; 5167 } else { 5168 wlc_lcnphy_set_rx_gain(pi, gain_code); 5169 received_power = 5170 wlc_lcnphy_measure_digital_power(pi, 5171 pi_lcn-> 5172 lcnphy_noise_samples); 5173 } 5174 5175 return received_power; 5176} 5177 5178s32 wlc_lcnphy_rx_signal_power(struct brcms_phy *pi, s32 gain_index) 5179{ 5180 s32 gain = 0; 5181 s32 nominal_power_db; 5182 s32 log_val, gain_mismatch, desired_gain, input_power_offset_db, 5183 input_power_db; 5184 s32 received_power, temperature; 5185 u32 power; 5186 u32 msb1, msb2, val1, val2, diff1, diff2; 5187 uint freq; 5188 struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy; 5189 5190 received_power = wlc_lcnphy_get_receive_power(pi, &gain_index); 5191 5192 gain = lcnphy_gain_table[gain_index]; 5193 5194 nominal_power_db = read_phy_reg(pi, 0x425) >> 8; 5195 5196 power = (received_power * 16); 5197 msb1 = ffs(power) - 1; 5198 msb2 = msb1 + 1; 5199 val1 = 1 << msb1; 5200 val2 = 1 << msb2; 5201 diff1 = (power - val1); 5202 diff2 = (val2 - power); 5203 if (diff1 < diff2) 5204 log_val = msb1; 5205 else 5206 log_val = msb2; 5207 5208 log_val = log_val * 3; 5209 5210 gain_mismatch = (nominal_power_db / 2) - (log_val); 5211 5212 desired_gain = gain + gain_mismatch; 5213 5214 input_power_offset_db = read_phy_reg(pi, 0x434) & 0xFF; 5215 5216 if (input_power_offset_db > 127) 5217 input_power_offset_db -= 256; 5218 5219 input_power_db = input_power_offset_db - desired_gain; 5220 5221 input_power_db = 5222 input_power_db + lcnphy_gain_index_offset_for_rssi[gain_index]; 5223 5224 freq = wlc_phy_channel2freq(CHSPEC_CHANNEL(pi->radio_chanspec)); 5225 if ((freq > 2427) && (freq <= 2467)) 5226 input_power_db = input_power_db - 1; 5227 5228 temperature = pi_lcn->lcnphy_lastsensed_temperature; 5229 5230 if ((temperature - 15) < -30) 5231 input_power_db = 5232 input_power_db + 5233 (((temperature - 10 - 25) * 286) >> 12) - 5234 7; 5235 else if ((temperature - 15) < 4) 5236 input_power_db = 5237 input_power_db + 5238 (((temperature - 10 - 25) * 286) >> 12) - 5239 3; 5240 else 5241 input_power_db = input_power_db + 5242 (((temperature - 10 - 25) * 286) >> 12); 5243 5244 wlc_lcnphy_rx_gain_override_enable(pi, 0); 5245 5246 return input_power_db; 5247} 5248