linux/drivers/net/wireless/broadcom/b43/phy_n.c
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   1/*
   2
   3  Broadcom B43 wireless driver
   4  IEEE 802.11n PHY support
   5
   6  Copyright (c) 2008 Michael Buesch <m@bues.ch>
   7  Copyright (c) 2010-2011 Rafał Miłecki <zajec5@gmail.com>
   8
   9  This program is free software; you can redistribute it and/or modify
  10  it under the terms of the GNU General Public License as published by
  11  the Free Software Foundation; either version 2 of the License, or
  12  (at your option) any later version.
  13
  14  This program is distributed in the hope that it will be useful,
  15  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  GNU General Public License for more details.
  18
  19  You should have received a copy of the GNU General Public License
  20  along with this program; see the file COPYING.  If not, write to
  21  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
  22  Boston, MA 02110-1301, USA.
  23
  24*/
  25
  26#include <linux/delay.h>
  27#include <linux/slab.h>
  28#include <linux/types.h>
  29
  30#include "b43.h"
  31#include "phy_n.h"
  32#include "tables_nphy.h"
  33#include "radio_2055.h"
  34#include "radio_2056.h"
  35#include "radio_2057.h"
  36#include "main.h"
  37#include "ppr.h"
  38
  39struct nphy_txgains {
  40        u16 tx_lpf[2];
  41        u16 txgm[2];
  42        u16 pga[2];
  43        u16 pad[2];
  44        u16 ipa[2];
  45};
  46
  47struct nphy_iqcal_params {
  48        u16 tx_lpf;
  49        u16 txgm;
  50        u16 pga;
  51        u16 pad;
  52        u16 ipa;
  53        u16 cal_gain;
  54        u16 ncorr[5];
  55};
  56
  57struct nphy_iq_est {
  58        s32 iq0_prod;
  59        u32 i0_pwr;
  60        u32 q0_pwr;
  61        s32 iq1_prod;
  62        u32 i1_pwr;
  63        u32 q1_pwr;
  64};
  65
  66enum b43_nphy_rf_sequence {
  67        B43_RFSEQ_RX2TX,
  68        B43_RFSEQ_TX2RX,
  69        B43_RFSEQ_RESET2RX,
  70        B43_RFSEQ_UPDATE_GAINH,
  71        B43_RFSEQ_UPDATE_GAINL,
  72        B43_RFSEQ_UPDATE_GAINU,
  73};
  74
  75enum n_rf_ctl_over_cmd {
  76        N_RF_CTL_OVER_CMD_RXRF_PU = 0,
  77        N_RF_CTL_OVER_CMD_RX_PU = 1,
  78        N_RF_CTL_OVER_CMD_TX_PU = 2,
  79        N_RF_CTL_OVER_CMD_RX_GAIN = 3,
  80        N_RF_CTL_OVER_CMD_TX_GAIN = 4,
  81};
  82
  83enum n_intc_override {
  84        N_INTC_OVERRIDE_OFF = 0,
  85        N_INTC_OVERRIDE_TRSW = 1,
  86        N_INTC_OVERRIDE_PA = 2,
  87        N_INTC_OVERRIDE_EXT_LNA_PU = 3,
  88        N_INTC_OVERRIDE_EXT_LNA_GAIN = 4,
  89};
  90
  91enum n_rssi_type {
  92        N_RSSI_W1 = 0,
  93        N_RSSI_W2,
  94        N_RSSI_NB,
  95        N_RSSI_IQ,
  96        N_RSSI_TSSI_2G,
  97        N_RSSI_TSSI_5G,
  98        N_RSSI_TBD,
  99};
 100
 101enum n_rail_type {
 102        N_RAIL_I = 0,
 103        N_RAIL_Q = 1,
 104};
 105
 106static inline bool b43_nphy_ipa(struct b43_wldev *dev)
 107{
 108        enum nl80211_band band = b43_current_band(dev->wl);
 109        return ((dev->phy.n->ipa2g_on && band == NL80211_BAND_2GHZ) ||
 110                (dev->phy.n->ipa5g_on && band == NL80211_BAND_5GHZ));
 111}
 112
 113/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreGetState */
 114static u8 b43_nphy_get_rx_core_state(struct b43_wldev *dev)
 115{
 116        return (b43_phy_read(dev, B43_NPHY_RFSEQCA) & B43_NPHY_RFSEQCA_RXEN) >>
 117                B43_NPHY_RFSEQCA_RXEN_SHIFT;
 118}
 119
 120/**************************************************
 121 * RF (just without b43_nphy_rf_ctl_intc_override)
 122 **************************************************/
 123
 124/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */
 125static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
 126                                       enum b43_nphy_rf_sequence seq)
 127{
 128        static const u16 trigger[] = {
 129                [B43_RFSEQ_RX2TX]               = B43_NPHY_RFSEQTR_RX2TX,
 130                [B43_RFSEQ_TX2RX]               = B43_NPHY_RFSEQTR_TX2RX,
 131                [B43_RFSEQ_RESET2RX]            = B43_NPHY_RFSEQTR_RST2RX,
 132                [B43_RFSEQ_UPDATE_GAINH]        = B43_NPHY_RFSEQTR_UPGH,
 133                [B43_RFSEQ_UPDATE_GAINL]        = B43_NPHY_RFSEQTR_UPGL,
 134                [B43_RFSEQ_UPDATE_GAINU]        = B43_NPHY_RFSEQTR_UPGU,
 135        };
 136        int i;
 137        u16 seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
 138
 139        B43_WARN_ON(seq >= ARRAY_SIZE(trigger));
 140
 141        b43_phy_set(dev, B43_NPHY_RFSEQMODE,
 142                    B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER);
 143        b43_phy_set(dev, B43_NPHY_RFSEQTR, trigger[seq]);
 144        for (i = 0; i < 200; i++) {
 145                if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & trigger[seq]))
 146                        goto ok;
 147                msleep(1);
 148        }
 149        b43err(dev->wl, "RF sequence status timeout\n");
 150ok:
 151        b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
 152}
 153
 154static void b43_nphy_rf_ctl_override_rev19(struct b43_wldev *dev, u16 field,
 155                                           u16 value, u8 core, bool off,
 156                                           u8 override_id)
 157{
 158        /* TODO */
 159}
 160
 161/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverrideRev7 */
 162static void b43_nphy_rf_ctl_override_rev7(struct b43_wldev *dev, u16 field,
 163                                          u16 value, u8 core, bool off,
 164                                          u8 override)
 165{
 166        struct b43_phy *phy = &dev->phy;
 167        const struct nphy_rf_control_override_rev7 *e;
 168        u16 en_addrs[3][2] = {
 169                { 0x0E7, 0x0EC }, { 0x342, 0x343 }, { 0x346, 0x347 }
 170        };
 171        u16 en_addr;
 172        u16 en_mask = field;
 173        u16 val_addr;
 174        u8 i;
 175
 176        if (phy->rev >= 19 || phy->rev < 3) {
 177                B43_WARN_ON(1);
 178                return;
 179        }
 180
 181        /* Remember: we can get NULL! */
 182        e = b43_nphy_get_rf_ctl_over_rev7(dev, field, override);
 183
 184        for (i = 0; i < 2; i++) {
 185                if (override >= ARRAY_SIZE(en_addrs)) {
 186                        b43err(dev->wl, "Invalid override value %d\n", override);
 187                        return;
 188                }
 189                en_addr = en_addrs[override][i];
 190
 191                if (e)
 192                        val_addr = (i == 0) ? e->val_addr_core0 : e->val_addr_core1;
 193
 194                if (off) {
 195                        b43_phy_mask(dev, en_addr, ~en_mask);
 196                        if (e) /* Do it safer, better than wl */
 197                                b43_phy_mask(dev, val_addr, ~e->val_mask);
 198                } else {
 199                        if (!core || (core & (1 << i))) {
 200                                b43_phy_set(dev, en_addr, en_mask);
 201                                if (e)
 202                                        b43_phy_maskset(dev, val_addr, ~e->val_mask, (value << e->val_shift));
 203                        }
 204                }
 205        }
 206}
 207
 208/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverideOneToMany */
 209static void b43_nphy_rf_ctl_override_one_to_many(struct b43_wldev *dev,
 210                                                 enum n_rf_ctl_over_cmd cmd,
 211                                                 u16 value, u8 core, bool off)
 212{
 213        struct b43_phy *phy = &dev->phy;
 214        u16 tmp;
 215
 216        B43_WARN_ON(phy->rev < 7);
 217
 218        switch (cmd) {
 219        case N_RF_CTL_OVER_CMD_RXRF_PU:
 220                b43_nphy_rf_ctl_override_rev7(dev, 0x20, value, core, off, 1);
 221                b43_nphy_rf_ctl_override_rev7(dev, 0x10, value, core, off, 1);
 222                b43_nphy_rf_ctl_override_rev7(dev, 0x08, value, core, off, 1);
 223                break;
 224        case N_RF_CTL_OVER_CMD_RX_PU:
 225                b43_nphy_rf_ctl_override_rev7(dev, 0x4, value, core, off, 1);
 226                b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 1);
 227                b43_nphy_rf_ctl_override_rev7(dev, 0x1, value, core, off, 1);
 228                b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 2);
 229                b43_nphy_rf_ctl_override_rev7(dev, 0x0800, 0, core, off, 1);
 230                break;
 231        case N_RF_CTL_OVER_CMD_TX_PU:
 232                b43_nphy_rf_ctl_override_rev7(dev, 0x4, value, core, off, 0);
 233                b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 1);
 234                b43_nphy_rf_ctl_override_rev7(dev, 0x1, value, core, off, 2);
 235                b43_nphy_rf_ctl_override_rev7(dev, 0x0800, 1, core, off, 1);
 236                break;
 237        case N_RF_CTL_OVER_CMD_RX_GAIN:
 238                tmp = value & 0xFF;
 239                b43_nphy_rf_ctl_override_rev7(dev, 0x0800, tmp, core, off, 0);
 240                tmp = value >> 8;
 241                b43_nphy_rf_ctl_override_rev7(dev, 0x6000, tmp, core, off, 0);
 242                break;
 243        case N_RF_CTL_OVER_CMD_TX_GAIN:
 244                tmp = value & 0x7FFF;
 245                b43_nphy_rf_ctl_override_rev7(dev, 0x1000, tmp, core, off, 0);
 246                tmp = value >> 14;
 247                b43_nphy_rf_ctl_override_rev7(dev, 0x4000, tmp, core, off, 0);
 248                break;
 249        }
 250}
 251
 252/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */
 253static void b43_nphy_rf_ctl_override(struct b43_wldev *dev, u16 field,
 254                                     u16 value, u8 core, bool off)
 255{
 256        int i;
 257        u8 index = fls(field);
 258        u8 addr, en_addr, val_addr;
 259        /* we expect only one bit set */
 260        B43_WARN_ON(field & (~(1 << (index - 1))));
 261
 262        if (dev->phy.rev >= 3) {
 263                const struct nphy_rf_control_override_rev3 *rf_ctrl;
 264                for (i = 0; i < 2; i++) {
 265                        if (index == 0 || index == 16) {
 266                                b43err(dev->wl,
 267                                        "Unsupported RF Ctrl Override call\n");
 268                                return;
 269                        }
 270
 271                        rf_ctrl = &tbl_rf_control_override_rev3[index - 1];
 272                        en_addr = B43_PHY_N((i == 0) ?
 273                                rf_ctrl->en_addr0 : rf_ctrl->en_addr1);
 274                        val_addr = B43_PHY_N((i == 0) ?
 275                                rf_ctrl->val_addr0 : rf_ctrl->val_addr1);
 276
 277                        if (off) {
 278                                b43_phy_mask(dev, en_addr, ~(field));
 279                                b43_phy_mask(dev, val_addr,
 280                                                ~(rf_ctrl->val_mask));
 281                        } else {
 282                                if (core == 0 || ((1 << i) & core)) {
 283                                        b43_phy_set(dev, en_addr, field);
 284                                        b43_phy_maskset(dev, val_addr,
 285                                                ~(rf_ctrl->val_mask),
 286                                                (value << rf_ctrl->val_shift));
 287                                }
 288                        }
 289                }
 290        } else {
 291                const struct nphy_rf_control_override_rev2 *rf_ctrl;
 292                if (off) {
 293                        b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field));
 294                        value = 0;
 295                } else {
 296                        b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field);
 297                }
 298
 299                for (i = 0; i < 2; i++) {
 300                        if (index <= 1 || index == 16) {
 301                                b43err(dev->wl,
 302                                        "Unsupported RF Ctrl Override call\n");
 303                                return;
 304                        }
 305
 306                        if (index == 2 || index == 10 ||
 307                            (index >= 13 && index <= 15)) {
 308                                core = 1;
 309                        }
 310
 311                        rf_ctrl = &tbl_rf_control_override_rev2[index - 2];
 312                        addr = B43_PHY_N((i == 0) ?
 313                                rf_ctrl->addr0 : rf_ctrl->addr1);
 314
 315                        if ((1 << i) & core)
 316                                b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask),
 317                                                (value << rf_ctrl->shift));
 318
 319                        b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
 320                        b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
 321                                        B43_NPHY_RFCTL_CMD_START);
 322                        udelay(1);
 323                        b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE);
 324                }
 325        }
 326}
 327
 328static void b43_nphy_rf_ctl_intc_override_rev7(struct b43_wldev *dev,
 329                                               enum n_intc_override intc_override,
 330                                               u16 value, u8 core_sel)
 331{
 332        u16 reg, tmp, tmp2, val;
 333        int core;
 334
 335        /* TODO: What about rev19+? Revs 3+ and 7+ are a bit similar */
 336
 337        for (core = 0; core < 2; core++) {
 338                if ((core_sel == 1 && core != 0) ||
 339                    (core_sel == 2 && core != 1))
 340                        continue;
 341
 342                reg = (core == 0) ? B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
 343
 344                switch (intc_override) {
 345                case N_INTC_OVERRIDE_OFF:
 346                        b43_phy_write(dev, reg, 0);
 347                        b43_phy_mask(dev, 0x2ff, ~0x2000);
 348                        b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
 349                        break;
 350                case N_INTC_OVERRIDE_TRSW:
 351                        b43_phy_maskset(dev, reg, ~0xC0, value << 6);
 352                        b43_phy_set(dev, reg, 0x400);
 353
 354                        b43_phy_mask(dev, 0x2ff, ~0xC000 & 0xFFFF);
 355                        b43_phy_set(dev, 0x2ff, 0x2000);
 356                        b43_phy_set(dev, 0x2ff, 0x0001);
 357                        break;
 358                case N_INTC_OVERRIDE_PA:
 359                        tmp = 0x0030;
 360                        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
 361                                val = value << 5;
 362                        else
 363                                val = value << 4;
 364                        b43_phy_maskset(dev, reg, ~tmp, val);
 365                        b43_phy_set(dev, reg, 0x1000);
 366                        break;
 367                case N_INTC_OVERRIDE_EXT_LNA_PU:
 368                        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 369                                tmp = 0x0001;
 370                                tmp2 = 0x0004;
 371                                val = value;
 372                        } else {
 373                                tmp = 0x0004;
 374                                tmp2 = 0x0001;
 375                                val = value << 2;
 376                        }
 377                        b43_phy_maskset(dev, reg, ~tmp, val);
 378                        b43_phy_mask(dev, reg, ~tmp2);
 379                        break;
 380                case N_INTC_OVERRIDE_EXT_LNA_GAIN:
 381                        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 382                                tmp = 0x0002;
 383                                tmp2 = 0x0008;
 384                                val = value << 1;
 385                        } else {
 386                                tmp = 0x0008;
 387                                tmp2 = 0x0002;
 388                                val = value << 3;
 389                        }
 390                        b43_phy_maskset(dev, reg, ~tmp, val);
 391                        b43_phy_mask(dev, reg, ~tmp2);
 392                        break;
 393                }
 394        }
 395}
 396
 397/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */
 398static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev,
 399                                          enum n_intc_override intc_override,
 400                                          u16 value, u8 core)
 401{
 402        u8 i, j;
 403        u16 reg, tmp, val;
 404
 405        if (dev->phy.rev >= 7) {
 406                b43_nphy_rf_ctl_intc_override_rev7(dev, intc_override, value,
 407                                                   core);
 408                return;
 409        }
 410
 411        B43_WARN_ON(dev->phy.rev < 3);
 412
 413        for (i = 0; i < 2; i++) {
 414                if ((core == 1 && i == 1) || (core == 2 && !i))
 415                        continue;
 416
 417                reg = (i == 0) ?
 418                        B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
 419                b43_phy_set(dev, reg, 0x400);
 420
 421                switch (intc_override) {
 422                case N_INTC_OVERRIDE_OFF:
 423                        b43_phy_write(dev, reg, 0);
 424                        b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
 425                        break;
 426                case N_INTC_OVERRIDE_TRSW:
 427                        if (!i) {
 428                                b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC1,
 429                                                0xFC3F, (value << 6));
 430                                b43_phy_maskset(dev, B43_NPHY_TXF_40CO_B1S1,
 431                                                0xFFFE, 1);
 432                                b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
 433                                                B43_NPHY_RFCTL_CMD_START);
 434                                for (j = 0; j < 100; j++) {
 435                                        if (!(b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_START)) {
 436                                                j = 0;
 437                                                break;
 438                                        }
 439                                        udelay(10);
 440                                }
 441                                if (j)
 442                                        b43err(dev->wl,
 443                                                "intc override timeout\n");
 444                                b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1,
 445                                                0xFFFE);
 446                        } else {
 447                                b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC2,
 448                                                0xFC3F, (value << 6));
 449                                b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
 450                                                0xFFFE, 1);
 451                                b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
 452                                                B43_NPHY_RFCTL_CMD_RXTX);
 453                                for (j = 0; j < 100; j++) {
 454                                        if (!(b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_RXTX)) {
 455                                                j = 0;
 456                                                break;
 457                                        }
 458                                        udelay(10);
 459                                }
 460                                if (j)
 461                                        b43err(dev->wl,
 462                                                "intc override timeout\n");
 463                                b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
 464                                                0xFFFE);
 465                        }
 466                        break;
 467                case N_INTC_OVERRIDE_PA:
 468                        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 469                                tmp = 0x0020;
 470                                val = value << 5;
 471                        } else {
 472                                tmp = 0x0010;
 473                                val = value << 4;
 474                        }
 475                        b43_phy_maskset(dev, reg, ~tmp, val);
 476                        break;
 477                case N_INTC_OVERRIDE_EXT_LNA_PU:
 478                        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 479                                tmp = 0x0001;
 480                                val = value;
 481                        } else {
 482                                tmp = 0x0004;
 483                                val = value << 2;
 484                        }
 485                        b43_phy_maskset(dev, reg, ~tmp, val);
 486                        break;
 487                case N_INTC_OVERRIDE_EXT_LNA_GAIN:
 488                        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 489                                tmp = 0x0002;
 490                                val = value << 1;
 491                        } else {
 492                                tmp = 0x0008;
 493                                val = value << 3;
 494                        }
 495                        b43_phy_maskset(dev, reg, ~tmp, val);
 496                        break;
 497                }
 498        }
 499}
 500
 501/**************************************************
 502 * Various PHY ops
 503 **************************************************/
 504
 505/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
 506static void b43_nphy_write_clip_detection(struct b43_wldev *dev,
 507                                          const u16 *clip_st)
 508{
 509        b43_phy_write(dev, B43_NPHY_C1_CLIP1THRES, clip_st[0]);
 510        b43_phy_write(dev, B43_NPHY_C2_CLIP1THRES, clip_st[1]);
 511}
 512
 513/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
 514static void b43_nphy_read_clip_detection(struct b43_wldev *dev, u16 *clip_st)
 515{
 516        clip_st[0] = b43_phy_read(dev, B43_NPHY_C1_CLIP1THRES);
 517        clip_st[1] = b43_phy_read(dev, B43_NPHY_C2_CLIP1THRES);
 518}
 519
 520/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/classifier */
 521static u16 b43_nphy_classifier(struct b43_wldev *dev, u16 mask, u16 val)
 522{
 523        u16 tmp;
 524
 525        if (dev->dev->core_rev == 16)
 526                b43_mac_suspend(dev);
 527
 528        tmp = b43_phy_read(dev, B43_NPHY_CLASSCTL);
 529        tmp &= (B43_NPHY_CLASSCTL_CCKEN | B43_NPHY_CLASSCTL_OFDMEN |
 530                B43_NPHY_CLASSCTL_WAITEDEN);
 531        tmp &= ~mask;
 532        tmp |= (val & mask);
 533        b43_phy_maskset(dev, B43_NPHY_CLASSCTL, 0xFFF8, tmp);
 534
 535        if (dev->dev->core_rev == 16)
 536                b43_mac_enable(dev);
 537
 538        return tmp;
 539}
 540
 541/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */
 542static void b43_nphy_reset_cca(struct b43_wldev *dev)
 543{
 544        u16 bbcfg;
 545
 546        b43_phy_force_clock(dev, 1);
 547        bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
 548        b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA);
 549        udelay(1);
 550        b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
 551        b43_phy_force_clock(dev, 0);
 552        b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
 553}
 554
 555/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/carriersearch */
 556static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable)
 557{
 558        struct b43_phy *phy = &dev->phy;
 559        struct b43_phy_n *nphy = phy->n;
 560
 561        if (enable) {
 562                static const u16 clip[] = { 0xFFFF, 0xFFFF };
 563                if (nphy->deaf_count++ == 0) {
 564                        nphy->classifier_state = b43_nphy_classifier(dev, 0, 0);
 565                        b43_nphy_classifier(dev, 0x7,
 566                                            B43_NPHY_CLASSCTL_WAITEDEN);
 567                        b43_nphy_read_clip_detection(dev, nphy->clip_state);
 568                        b43_nphy_write_clip_detection(dev, clip);
 569                }
 570                b43_nphy_reset_cca(dev);
 571        } else {
 572                if (--nphy->deaf_count == 0) {
 573                        b43_nphy_classifier(dev, 0x7, nphy->classifier_state);
 574                        b43_nphy_write_clip_detection(dev, nphy->clip_state);
 575                }
 576        }
 577}
 578
 579/* http://bcm-v4.sipsolutions.net/PHY/N/Read_Lpf_Bw_Ctl */
 580static u16 b43_nphy_read_lpf_ctl(struct b43_wldev *dev, u16 offset)
 581{
 582        if (!offset)
 583                offset = b43_is_40mhz(dev) ? 0x159 : 0x154;
 584        return b43_ntab_read(dev, B43_NTAB16(7, offset)) & 0x7;
 585}
 586
 587/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */
 588static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev)
 589{
 590        struct b43_phy_n *nphy = dev->phy.n;
 591
 592        u8 i;
 593        s16 tmp;
 594        u16 data[4];
 595        s16 gain[2];
 596        u16 minmax[2];
 597        static const u16 lna_gain[4] = { -2, 10, 19, 25 };
 598
 599        if (nphy->hang_avoid)
 600                b43_nphy_stay_in_carrier_search(dev, 1);
 601
 602        if (nphy->gain_boost) {
 603                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
 604                        gain[0] = 6;
 605                        gain[1] = 6;
 606                } else {
 607                        tmp = 40370 - 315 * dev->phy.channel;
 608                        gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1));
 609                        tmp = 23242 - 224 * dev->phy.channel;
 610                        gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1));
 611                }
 612        } else {
 613                gain[0] = 0;
 614                gain[1] = 0;
 615        }
 616
 617        for (i = 0; i < 2; i++) {
 618                if (nphy->elna_gain_config) {
 619                        data[0] = 19 + gain[i];
 620                        data[1] = 25 + gain[i];
 621                        data[2] = 25 + gain[i];
 622                        data[3] = 25 + gain[i];
 623                } else {
 624                        data[0] = lna_gain[0] + gain[i];
 625                        data[1] = lna_gain[1] + gain[i];
 626                        data[2] = lna_gain[2] + gain[i];
 627                        data[3] = lna_gain[3] + gain[i];
 628                }
 629                b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data);
 630
 631                minmax[i] = 23 + gain[i];
 632        }
 633
 634        b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN,
 635                                minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT);
 636        b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN,
 637                                minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT);
 638
 639        if (nphy->hang_avoid)
 640                b43_nphy_stay_in_carrier_search(dev, 0);
 641}
 642
 643/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */
 644static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
 645                                        u8 *events, u8 *delays, u8 length)
 646{
 647        struct b43_phy_n *nphy = dev->phy.n;
 648        u8 i;
 649        u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F;
 650        u16 offset1 = cmd << 4;
 651        u16 offset2 = offset1 + 0x80;
 652
 653        if (nphy->hang_avoid)
 654                b43_nphy_stay_in_carrier_search(dev, true);
 655
 656        b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events);
 657        b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays);
 658
 659        for (i = length; i < 16; i++) {
 660                b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end);
 661                b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1);
 662        }
 663
 664        if (nphy->hang_avoid)
 665                b43_nphy_stay_in_carrier_search(dev, false);
 666}
 667
 668/**************************************************
 669 * Radio 0x2057
 670 **************************************************/
 671
 672static void b43_radio_2057_chantab_upload(struct b43_wldev *dev,
 673                                          const struct b43_nphy_chantabent_rev7 *e_r7,
 674                                          const struct b43_nphy_chantabent_rev7_2g *e_r7_2g)
 675{
 676        if (e_r7_2g) {
 677                b43_radio_write(dev, R2057_VCOCAL_COUNTVAL0, e_r7_2g->radio_vcocal_countval0);
 678                b43_radio_write(dev, R2057_VCOCAL_COUNTVAL1, e_r7_2g->radio_vcocal_countval1);
 679                b43_radio_write(dev, R2057_RFPLL_REFMASTER_SPAREXTALSIZE, e_r7_2g->radio_rfpll_refmaster_sparextalsize);
 680                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, e_r7_2g->radio_rfpll_loopfilter_r1);
 681                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, e_r7_2g->radio_rfpll_loopfilter_c2);
 682                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, e_r7_2g->radio_rfpll_loopfilter_c1);
 683                b43_radio_write(dev, R2057_CP_KPD_IDAC, e_r7_2g->radio_cp_kpd_idac);
 684                b43_radio_write(dev, R2057_RFPLL_MMD0, e_r7_2g->radio_rfpll_mmd0);
 685                b43_radio_write(dev, R2057_RFPLL_MMD1, e_r7_2g->radio_rfpll_mmd1);
 686                b43_radio_write(dev, R2057_VCOBUF_TUNE, e_r7_2g->radio_vcobuf_tune);
 687                b43_radio_write(dev, R2057_LOGEN_MX2G_TUNE, e_r7_2g->radio_logen_mx2g_tune);
 688                b43_radio_write(dev, R2057_LOGEN_INDBUF2G_TUNE, e_r7_2g->radio_logen_indbuf2g_tune);
 689                b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, e_r7_2g->radio_txmix2g_tune_boost_pu_core0);
 690                b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, e_r7_2g->radio_pad2g_tune_pus_core0);
 691                b43_radio_write(dev, R2057_LNA2G_TUNE_CORE0, e_r7_2g->radio_lna2g_tune_core0);
 692                b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, e_r7_2g->radio_txmix2g_tune_boost_pu_core1);
 693                b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, e_r7_2g->radio_pad2g_tune_pus_core1);
 694                b43_radio_write(dev, R2057_LNA2G_TUNE_CORE1, e_r7_2g->radio_lna2g_tune_core1);
 695
 696        } else {
 697                b43_radio_write(dev, R2057_VCOCAL_COUNTVAL0, e_r7->radio_vcocal_countval0);
 698                b43_radio_write(dev, R2057_VCOCAL_COUNTVAL1, e_r7->radio_vcocal_countval1);
 699                b43_radio_write(dev, R2057_RFPLL_REFMASTER_SPAREXTALSIZE, e_r7->radio_rfpll_refmaster_sparextalsize);
 700                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, e_r7->radio_rfpll_loopfilter_r1);
 701                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, e_r7->radio_rfpll_loopfilter_c2);
 702                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, e_r7->radio_rfpll_loopfilter_c1);
 703                b43_radio_write(dev, R2057_CP_KPD_IDAC, e_r7->radio_cp_kpd_idac);
 704                b43_radio_write(dev, R2057_RFPLL_MMD0, e_r7->radio_rfpll_mmd0);
 705                b43_radio_write(dev, R2057_RFPLL_MMD1, e_r7->radio_rfpll_mmd1);
 706                b43_radio_write(dev, R2057_VCOBUF_TUNE, e_r7->radio_vcobuf_tune);
 707                b43_radio_write(dev, R2057_LOGEN_MX2G_TUNE, e_r7->radio_logen_mx2g_tune);
 708                b43_radio_write(dev, R2057_LOGEN_MX5G_TUNE, e_r7->radio_logen_mx5g_tune);
 709                b43_radio_write(dev, R2057_LOGEN_INDBUF2G_TUNE, e_r7->radio_logen_indbuf2g_tune);
 710                b43_radio_write(dev, R2057_LOGEN_INDBUF5G_TUNE, e_r7->radio_logen_indbuf5g_tune);
 711                b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, e_r7->radio_txmix2g_tune_boost_pu_core0);
 712                b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, e_r7->radio_pad2g_tune_pus_core0);
 713                b43_radio_write(dev, R2057_PGA_BOOST_TUNE_CORE0, e_r7->radio_pga_boost_tune_core0);
 714                b43_radio_write(dev, R2057_TXMIX5G_BOOST_TUNE_CORE0, e_r7->radio_txmix5g_boost_tune_core0);
 715                b43_radio_write(dev, R2057_PAD5G_TUNE_MISC_PUS_CORE0, e_r7->radio_pad5g_tune_misc_pus_core0);
 716                b43_radio_write(dev, R2057_LNA2G_TUNE_CORE0, e_r7->radio_lna2g_tune_core0);
 717                b43_radio_write(dev, R2057_LNA5G_TUNE_CORE0, e_r7->radio_lna5g_tune_core0);
 718                b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, e_r7->radio_txmix2g_tune_boost_pu_core1);
 719                b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, e_r7->radio_pad2g_tune_pus_core1);
 720                b43_radio_write(dev, R2057_PGA_BOOST_TUNE_CORE1, e_r7->radio_pga_boost_tune_core1);
 721                b43_radio_write(dev, R2057_TXMIX5G_BOOST_TUNE_CORE1, e_r7->radio_txmix5g_boost_tune_core1);
 722                b43_radio_write(dev, R2057_PAD5G_TUNE_MISC_PUS_CORE1, e_r7->radio_pad5g_tune_misc_pus_core1);
 723                b43_radio_write(dev, R2057_LNA2G_TUNE_CORE1, e_r7->radio_lna2g_tune_core1);
 724                b43_radio_write(dev, R2057_LNA5G_TUNE_CORE1, e_r7->radio_lna5g_tune_core1);
 725        }
 726}
 727
 728static void b43_radio_2057_setup(struct b43_wldev *dev,
 729                                 const struct b43_nphy_chantabent_rev7 *tabent_r7,
 730                                 const struct b43_nphy_chantabent_rev7_2g *tabent_r7_2g)
 731{
 732        struct b43_phy *phy = &dev->phy;
 733
 734        b43_radio_2057_chantab_upload(dev, tabent_r7, tabent_r7_2g);
 735
 736        switch (phy->radio_rev) {
 737        case 0 ... 4:
 738        case 6:
 739                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
 740                        b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x3f);
 741                        b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
 742                        b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x8);
 743                        b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x8);
 744                } else {
 745                        b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x1f);
 746                        b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
 747                        b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x8);
 748                        b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x8);
 749                }
 750                break;
 751        case 9: /* e.g. PHY rev 16 */
 752                b43_radio_write(dev, R2057_LOGEN_PTAT_RESETS, 0x20);
 753                b43_radio_write(dev, R2057_VCOBUF_IDACS, 0x18);
 754                if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 755                        b43_radio_write(dev, R2057_LOGEN_PTAT_RESETS, 0x38);
 756                        b43_radio_write(dev, R2057_VCOBUF_IDACS, 0x0f);
 757
 758                        if (b43_is_40mhz(dev)) {
 759                                /* TODO */
 760                        } else {
 761                                b43_radio_write(dev,
 762                                                R2057_PAD_BIAS_FILTER_BWS_CORE0,
 763                                                0x3c);
 764                                b43_radio_write(dev,
 765                                                R2057_PAD_BIAS_FILTER_BWS_CORE1,
 766                                                0x3c);
 767                        }
 768                }
 769                break;
 770        case 14: /* 2 GHz only */
 771                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x1b);
 772                b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
 773                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x1f);
 774                b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x1f);
 775                break;
 776        }
 777
 778        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
 779                u16 txmix2g_tune_boost_pu = 0;
 780                u16 pad2g_tune_pus = 0;
 781
 782                if (b43_nphy_ipa(dev)) {
 783                        switch (phy->radio_rev) {
 784                        case 9:
 785                                txmix2g_tune_boost_pu = 0x0041;
 786                                /* TODO */
 787                                break;
 788                        case 14:
 789                                txmix2g_tune_boost_pu = 0x21;
 790                                pad2g_tune_pus = 0x23;
 791                                break;
 792                        }
 793                }
 794
 795                if (txmix2g_tune_boost_pu)
 796                        b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0,
 797                                        txmix2g_tune_boost_pu);
 798                if (pad2g_tune_pus)
 799                        b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0,
 800                                        pad2g_tune_pus);
 801                if (txmix2g_tune_boost_pu)
 802                        b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1,
 803                                        txmix2g_tune_boost_pu);
 804                if (pad2g_tune_pus)
 805                        b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1,
 806                                        pad2g_tune_pus);
 807        }
 808
 809        usleep_range(50, 100);
 810
 811        /* VCO calibration */
 812        b43_radio_mask(dev, R2057_RFPLL_MISC_EN, ~0x01);
 813        b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x04);
 814        b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x4);
 815        b43_radio_set(dev, R2057_RFPLL_MISC_EN, 0x01);
 816        usleep_range(300, 600);
 817}
 818
 819/* Calibrate resistors in LPF of PLL?
 820 * http://bcm-v4.sipsolutions.net/PHY/radio205x_rcal
 821 */
 822static u8 b43_radio_2057_rcal(struct b43_wldev *dev)
 823{
 824        struct b43_phy *phy = &dev->phy;
 825        u16 saved_regs_phy[12];
 826        u16 saved_regs_phy_rf[6];
 827        u16 saved_regs_radio[2] = { };
 828        static const u16 phy_to_store[] = {
 829                B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2,
 830                B43_NPHY_RFCTL_LUT_TRSW_LO1, B43_NPHY_RFCTL_LUT_TRSW_LO2,
 831                B43_NPHY_RFCTL_RXG1, B43_NPHY_RFCTL_RXG2,
 832                B43_NPHY_RFCTL_TXG1, B43_NPHY_RFCTL_TXG2,
 833                B43_NPHY_REV7_RF_CTL_MISC_REG3, B43_NPHY_REV7_RF_CTL_MISC_REG4,
 834                B43_NPHY_REV7_RF_CTL_MISC_REG5, B43_NPHY_REV7_RF_CTL_MISC_REG6,
 835        };
 836        static const u16 phy_to_store_rf[] = {
 837                B43_NPHY_REV3_RFCTL_OVER0, B43_NPHY_REV3_RFCTL_OVER1,
 838                B43_NPHY_REV7_RF_CTL_OVER3, B43_NPHY_REV7_RF_CTL_OVER4,
 839                B43_NPHY_REV7_RF_CTL_OVER5, B43_NPHY_REV7_RF_CTL_OVER6,
 840        };
 841        u16 tmp;
 842        int i;
 843
 844        /* Save */
 845        for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
 846                saved_regs_phy[i] = b43_phy_read(dev, phy_to_store[i]);
 847        for (i = 0; i < ARRAY_SIZE(phy_to_store_rf); i++)
 848                saved_regs_phy_rf[i] = b43_phy_read(dev, phy_to_store_rf[i]);
 849
 850        /* Set */
 851        for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
 852                b43_phy_write(dev, phy_to_store[i], 0);
 853        b43_phy_write(dev, B43_NPHY_REV3_RFCTL_OVER0, 0x07ff);
 854        b43_phy_write(dev, B43_NPHY_REV3_RFCTL_OVER1, 0x07ff);
 855        b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x07ff);
 856        b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER4, 0x07ff);
 857        b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER5, 0x007f);
 858        b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER6, 0x007f);
 859
 860        switch (phy->radio_rev) {
 861        case 5:
 862                b43_phy_mask(dev, B43_NPHY_REV7_RF_CTL_OVER3, ~0x2);
 863                udelay(10);
 864                b43_radio_set(dev, R2057_IQTEST_SEL_PU, 0x1);
 865                b43_radio_maskset(dev, R2057v7_IQTEST_SEL_PU2, ~0x2, 0x1);
 866                break;
 867        case 9:
 868                b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x2);
 869                b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_MISC_REG3, 0x2);
 870                saved_regs_radio[0] = b43_radio_read(dev, R2057_IQTEST_SEL_PU);
 871                b43_radio_write(dev, R2057_IQTEST_SEL_PU, 0x11);
 872                break;
 873        case 14:
 874                saved_regs_radio[0] = b43_radio_read(dev, R2057_IQTEST_SEL_PU);
 875                saved_regs_radio[1] = b43_radio_read(dev, R2057v7_IQTEST_SEL_PU2);
 876                b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_MISC_REG3, 0x2);
 877                b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x2);
 878                b43_radio_write(dev, R2057v7_IQTEST_SEL_PU2, 0x2);
 879                b43_radio_write(dev, R2057_IQTEST_SEL_PU, 0x1);
 880                break;
 881        }
 882
 883        /* Enable */
 884        b43_radio_set(dev, R2057_RCAL_CONFIG, 0x1);
 885        udelay(10);
 886
 887        /* Start */
 888        b43_radio_set(dev, R2057_RCAL_CONFIG, 0x2);
 889        usleep_range(100, 200);
 890
 891        /* Stop */
 892        b43_radio_mask(dev, R2057_RCAL_CONFIG, ~0x2);
 893
 894        /* Wait and check for result */
 895        if (!b43_radio_wait_value(dev, R2057_RCAL_STATUS, 1, 1, 100, 1000000)) {
 896                b43err(dev->wl, "Radio 0x2057 rcal timeout\n");
 897                return 0;
 898        }
 899        tmp = b43_radio_read(dev, R2057_RCAL_STATUS) & 0x3E;
 900
 901        /* Disable */
 902        b43_radio_mask(dev, R2057_RCAL_CONFIG, ~0x1);
 903
 904        /* Restore */
 905        for (i = 0; i < ARRAY_SIZE(phy_to_store_rf); i++)
 906                b43_phy_write(dev, phy_to_store_rf[i], saved_regs_phy_rf[i]);
 907        for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
 908                b43_phy_write(dev, phy_to_store[i], saved_regs_phy[i]);
 909
 910        switch (phy->radio_rev) {
 911        case 0 ... 4:
 912        case 6:
 913                b43_radio_maskset(dev, R2057_TEMPSENSE_CONFIG, ~0x3C, tmp);
 914                b43_radio_maskset(dev, R2057_BANDGAP_RCAL_TRIM, ~0xF0,
 915                                  tmp << 2);
 916                break;
 917        case 5:
 918                b43_radio_mask(dev, R2057_IPA2G_CASCONV_CORE0, ~0x1);
 919                b43_radio_mask(dev, R2057v7_IQTEST_SEL_PU2, ~0x2);
 920                break;
 921        case 9:
 922                b43_radio_write(dev, R2057_IQTEST_SEL_PU, saved_regs_radio[0]);
 923                break;
 924        case 14:
 925                b43_radio_write(dev, R2057_IQTEST_SEL_PU, saved_regs_radio[0]);
 926                b43_radio_write(dev, R2057v7_IQTEST_SEL_PU2, saved_regs_radio[1]);
 927                break;
 928        }
 929
 930        return tmp & 0x3e;
 931}
 932
 933/* Calibrate the internal RC oscillator?
 934 * http://bcm-v4.sipsolutions.net/PHY/radio2057_rccal
 935 */
 936static u16 b43_radio_2057_rccal(struct b43_wldev *dev)
 937{
 938        struct b43_phy *phy = &dev->phy;
 939        bool special = (phy->radio_rev == 3 || phy->radio_rev == 4 ||
 940                        phy->radio_rev == 6);
 941        u16 tmp;
 942
 943        /* Setup cal */
 944        if (special) {
 945                b43_radio_write(dev, R2057_RCCAL_MASTER, 0x61);
 946                b43_radio_write(dev, R2057_RCCAL_TRC0, 0xC0);
 947        } else {
 948                b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x61);
 949                b43_radio_write(dev, R2057_RCCAL_TRC0, 0xE9);
 950        }
 951        b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
 952
 953        /* Start, wait, stop */
 954        b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
 955        if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
 956                                  5000000))
 957                b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n");
 958        usleep_range(35, 70);
 959        b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
 960        usleep_range(70, 140);
 961
 962        /* Setup cal */
 963        if (special) {
 964                b43_radio_write(dev, R2057_RCCAL_MASTER, 0x69);
 965                b43_radio_write(dev, R2057_RCCAL_TRC0, 0xB0);
 966        } else {
 967                b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x69);
 968                b43_radio_write(dev, R2057_RCCAL_TRC0, 0xD5);
 969        }
 970        b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
 971
 972        /* Start, wait, stop */
 973        usleep_range(35, 70);
 974        b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
 975        usleep_range(70, 140);
 976        if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
 977                                  5000000))
 978                b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n");
 979        usleep_range(35, 70);
 980        b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
 981        usleep_range(70, 140);
 982
 983        /* Setup cal */
 984        if (special) {
 985                b43_radio_write(dev, R2057_RCCAL_MASTER, 0x73);
 986                b43_radio_write(dev, R2057_RCCAL_X1, 0x28);
 987                b43_radio_write(dev, R2057_RCCAL_TRC0, 0xB0);
 988        } else {
 989                b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x73);
 990                b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
 991                b43_radio_write(dev, R2057_RCCAL_TRC0, 0x99);
 992        }
 993
 994        /* Start, wait, stop */
 995        usleep_range(35, 70);
 996        b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
 997        usleep_range(70, 140);
 998        if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
 999                                  5000000)) {
1000                b43err(dev->wl, "Radio 0x2057 rcal timeout\n");
1001                return 0;
1002        }
1003        tmp = b43_radio_read(dev, R2057_RCCAL_DONE_OSCCAP);
1004        usleep_range(35, 70);
1005        b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
1006        usleep_range(70, 140);
1007
1008        if (special)
1009                b43_radio_mask(dev, R2057_RCCAL_MASTER, ~0x1);
1010        else
1011                b43_radio_mask(dev, R2057v7_RCCAL_MASTER, ~0x1);
1012
1013        return tmp;
1014}
1015
1016static void b43_radio_2057_init_pre(struct b43_wldev *dev)
1017{
1018        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, ~B43_NPHY_RFCTL_CMD_CHIP0PU);
1019        /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */
1020        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_OEPORFORCE);
1021        b43_phy_set(dev, B43_NPHY_RFCTL_CMD, ~B43_NPHY_RFCTL_CMD_OEPORFORCE);
1022        b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_CHIP0PU);
1023}
1024
1025static void b43_radio_2057_init_post(struct b43_wldev *dev)
1026{
1027        b43_radio_set(dev, R2057_XTALPUOVR_PINCTRL, 0x1);
1028
1029        if (0) /* FIXME: Is this BCM43217 specific? */
1030                b43_radio_set(dev, R2057_XTALPUOVR_PINCTRL, 0x2);
1031
1032        b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x78);
1033        b43_radio_set(dev, R2057_XTAL_CONFIG2, 0x80);
1034        usleep_range(2000, 3000);
1035        b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x78);
1036        b43_radio_mask(dev, R2057_XTAL_CONFIG2, ~0x80);
1037
1038        if (dev->phy.do_full_init) {
1039                b43_radio_2057_rcal(dev);
1040                b43_radio_2057_rccal(dev);
1041        }
1042        b43_radio_mask(dev, R2057_RFPLL_MASTER, ~0x8);
1043}
1044
1045/* http://bcm-v4.sipsolutions.net/802.11/Radio/2057/Init */
1046static void b43_radio_2057_init(struct b43_wldev *dev)
1047{
1048        b43_radio_2057_init_pre(dev);
1049        r2057_upload_inittabs(dev);
1050        b43_radio_2057_init_post(dev);
1051}
1052
1053/**************************************************
1054 * Radio 0x2056
1055 **************************************************/
1056
1057static void b43_chantab_radio_2056_upload(struct b43_wldev *dev,
1058                                const struct b43_nphy_channeltab_entry_rev3 *e)
1059{
1060        b43_radio_write(dev, B2056_SYN_PLL_VCOCAL1, e->radio_syn_pll_vcocal1);
1061        b43_radio_write(dev, B2056_SYN_PLL_VCOCAL2, e->radio_syn_pll_vcocal2);
1062        b43_radio_write(dev, B2056_SYN_PLL_REFDIV, e->radio_syn_pll_refdiv);
1063        b43_radio_write(dev, B2056_SYN_PLL_MMD2, e->radio_syn_pll_mmd2);
1064        b43_radio_write(dev, B2056_SYN_PLL_MMD1, e->radio_syn_pll_mmd1);
1065        b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1,
1066                                        e->radio_syn_pll_loopfilter1);
1067        b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2,
1068                                        e->radio_syn_pll_loopfilter2);
1069        b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER3,
1070                                        e->radio_syn_pll_loopfilter3);
1071        b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4,
1072                                        e->radio_syn_pll_loopfilter4);
1073        b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER5,
1074                                        e->radio_syn_pll_loopfilter5);
1075        b43_radio_write(dev, B2056_SYN_RESERVED_ADDR27,
1076                                        e->radio_syn_reserved_addr27);
1077        b43_radio_write(dev, B2056_SYN_RESERVED_ADDR28,
1078                                        e->radio_syn_reserved_addr28);
1079        b43_radio_write(dev, B2056_SYN_RESERVED_ADDR29,
1080                                        e->radio_syn_reserved_addr29);
1081        b43_radio_write(dev, B2056_SYN_LOGEN_VCOBUF1,
1082                                        e->radio_syn_logen_vcobuf1);
1083        b43_radio_write(dev, B2056_SYN_LOGEN_MIXER2, e->radio_syn_logen_mixer2);
1084        b43_radio_write(dev, B2056_SYN_LOGEN_BUF3, e->radio_syn_logen_buf3);
1085        b43_radio_write(dev, B2056_SYN_LOGEN_BUF4, e->radio_syn_logen_buf4);
1086
1087        b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA_TUNE,
1088                                        e->radio_rx0_lnaa_tune);
1089        b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG_TUNE,
1090                                        e->radio_rx0_lnag_tune);
1091
1092        b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAA_BOOST_TUNE,
1093                                        e->radio_tx0_intpaa_boost_tune);
1094        b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAG_BOOST_TUNE,
1095                                        e->radio_tx0_intpag_boost_tune);
1096        b43_radio_write(dev, B2056_TX0 | B2056_TX_PADA_BOOST_TUNE,
1097                                        e->radio_tx0_pada_boost_tune);
1098        b43_radio_write(dev, B2056_TX0 | B2056_TX_PADG_BOOST_TUNE,
1099                                        e->radio_tx0_padg_boost_tune);
1100        b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAA_BOOST_TUNE,
1101                                        e->radio_tx0_pgaa_boost_tune);
1102        b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAG_BOOST_TUNE,
1103                                        e->radio_tx0_pgag_boost_tune);
1104        b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXA_BOOST_TUNE,
1105                                        e->radio_tx0_mixa_boost_tune);
1106        b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXG_BOOST_TUNE,
1107                                        e->radio_tx0_mixg_boost_tune);
1108
1109        b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA_TUNE,
1110                                        e->radio_rx1_lnaa_tune);
1111        b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG_TUNE,
1112                                        e->radio_rx1_lnag_tune);
1113
1114        b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAA_BOOST_TUNE,
1115                                        e->radio_tx1_intpaa_boost_tune);
1116        b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAG_BOOST_TUNE,
1117                                        e->radio_tx1_intpag_boost_tune);
1118        b43_radio_write(dev, B2056_TX1 | B2056_TX_PADA_BOOST_TUNE,
1119                                        e->radio_tx1_pada_boost_tune);
1120        b43_radio_write(dev, B2056_TX1 | B2056_TX_PADG_BOOST_TUNE,
1121                                        e->radio_tx1_padg_boost_tune);
1122        b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAA_BOOST_TUNE,
1123                                        e->radio_tx1_pgaa_boost_tune);
1124        b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAG_BOOST_TUNE,
1125                                        e->radio_tx1_pgag_boost_tune);
1126        b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXA_BOOST_TUNE,
1127                                        e->radio_tx1_mixa_boost_tune);
1128        b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXG_BOOST_TUNE,
1129                                        e->radio_tx1_mixg_boost_tune);
1130}
1131
1132/* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2056Setup */
1133static void b43_radio_2056_setup(struct b43_wldev *dev,
1134                                const struct b43_nphy_channeltab_entry_rev3 *e)
1135{
1136        struct b43_phy *phy = &dev->phy;
1137        struct ssb_sprom *sprom = dev->dev->bus_sprom;
1138        enum nl80211_band band = b43_current_band(dev->wl);
1139        u16 offset;
1140        u8 i;
1141        u16 bias, cbias;
1142        u16 pag_boost, padg_boost, pgag_boost, mixg_boost;
1143        u16 paa_boost, pada_boost, pgaa_boost, mixa_boost;
1144        bool is_pkg_fab_smic;
1145
1146        B43_WARN_ON(dev->phy.rev < 3);
1147
1148        is_pkg_fab_smic =
1149                ((dev->dev->chip_id == BCMA_CHIP_ID_BCM43224 ||
1150                  dev->dev->chip_id == BCMA_CHIP_ID_BCM43225 ||
1151                  dev->dev->chip_id == BCMA_CHIP_ID_BCM43421) &&
1152                 dev->dev->chip_pkg == BCMA_PKG_ID_BCM43224_FAB_SMIC);
1153
1154        b43_chantab_radio_2056_upload(dev, e);
1155        b2056_upload_syn_pll_cp2(dev, band == NL80211_BAND_5GHZ);
1156
1157        if (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR &&
1158            b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
1159                b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F);
1160                b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F);
1161                if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 ||
1162                    dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) {
1163                        b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x14);
1164                        b43_radio_write(dev, B2056_SYN_PLL_CP2, 0);
1165                } else {
1166                        b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0B);
1167                        b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x14);
1168                }
1169        }
1170        if (sprom->boardflags2_hi & B43_BFH2_GPLL_WAR2 &&
1171            b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
1172                b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1f);
1173                b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1f);
1174                b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0b);
1175                b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x20);
1176        }
1177        if (sprom->boardflags2_lo & B43_BFL2_APLL_WAR &&
1178            b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
1179                b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F);
1180                b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F);
1181                b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x05);
1182                b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x0C);
1183        }
1184
1185        if (dev->phy.n->ipa2g_on && band == NL80211_BAND_2GHZ) {
1186                for (i = 0; i < 2; i++) {
1187                        offset = i ? B2056_TX1 : B2056_TX0;
1188                        if (dev->phy.rev >= 5) {
1189                                b43_radio_write(dev,
1190                                        offset | B2056_TX_PADG_IDAC, 0xcc);
1191
1192                                if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 ||
1193                                    dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) {
1194                                        bias = 0x40;
1195                                        cbias = 0x45;
1196                                        pag_boost = 0x5;
1197                                        pgag_boost = 0x33;
1198                                        mixg_boost = 0x55;
1199                                } else {
1200                                        bias = 0x25;
1201                                        cbias = 0x20;
1202                                        if (is_pkg_fab_smic) {
1203                                                bias = 0x2a;
1204                                                cbias = 0x38;
1205                                        }
1206                                        pag_boost = 0x4;
1207                                        pgag_boost = 0x03;
1208                                        mixg_boost = 0x65;
1209                                }
1210                                padg_boost = 0x77;
1211
1212                                b43_radio_write(dev,
1213                                        offset | B2056_TX_INTPAG_IMAIN_STAT,
1214                                        bias);
1215                                b43_radio_write(dev,
1216                                        offset | B2056_TX_INTPAG_IAUX_STAT,
1217                                        bias);
1218                                b43_radio_write(dev,
1219                                        offset | B2056_TX_INTPAG_CASCBIAS,
1220                                        cbias);
1221                                b43_radio_write(dev,
1222                                        offset | B2056_TX_INTPAG_BOOST_TUNE,
1223                                        pag_boost);
1224                                b43_radio_write(dev,
1225                                        offset | B2056_TX_PGAG_BOOST_TUNE,
1226                                        pgag_boost);
1227                                b43_radio_write(dev,
1228                                        offset | B2056_TX_PADG_BOOST_TUNE,
1229                                        padg_boost);
1230                                b43_radio_write(dev,
1231                                        offset | B2056_TX_MIXG_BOOST_TUNE,
1232                                        mixg_boost);
1233                        } else {
1234                                bias = b43_is_40mhz(dev) ? 0x40 : 0x20;
1235                                b43_radio_write(dev,
1236                                        offset | B2056_TX_INTPAG_IMAIN_STAT,
1237                                        bias);
1238                                b43_radio_write(dev,
1239                                        offset | B2056_TX_INTPAG_IAUX_STAT,
1240                                        bias);
1241                                b43_radio_write(dev,
1242                                        offset | B2056_TX_INTPAG_CASCBIAS,
1243                                        0x30);
1244                        }
1245                        b43_radio_write(dev, offset | B2056_TX_PA_SPARE1, 0xee);
1246                }
1247        } else if (dev->phy.n->ipa5g_on && band == NL80211_BAND_5GHZ) {
1248                u16 freq = phy->chandef->chan->center_freq;
1249                if (freq < 5100) {
1250                        paa_boost = 0xA;
1251                        pada_boost = 0x77;
1252                        pgaa_boost = 0xF;
1253                        mixa_boost = 0xF;
1254                } else if (freq < 5340) {
1255                        paa_boost = 0x8;
1256                        pada_boost = 0x77;
1257                        pgaa_boost = 0xFB;
1258                        mixa_boost = 0xF;
1259                } else if (freq < 5650) {
1260                        paa_boost = 0x0;
1261                        pada_boost = 0x77;
1262                        pgaa_boost = 0xB;
1263                        mixa_boost = 0xF;
1264                } else {
1265                        paa_boost = 0x0;
1266                        pada_boost = 0x77;
1267                        if (freq != 5825)
1268                                pgaa_boost = -(freq - 18) / 36 + 168;
1269                        else
1270                                pgaa_boost = 6;
1271                        mixa_boost = 0xF;
1272                }
1273
1274                cbias = is_pkg_fab_smic ? 0x35 : 0x30;
1275
1276                for (i = 0; i < 2; i++) {
1277                        offset = i ? B2056_TX1 : B2056_TX0;
1278
1279                        b43_radio_write(dev,
1280                                offset | B2056_TX_INTPAA_BOOST_TUNE, paa_boost);
1281                        b43_radio_write(dev,
1282                                offset | B2056_TX_PADA_BOOST_TUNE, pada_boost);
1283                        b43_radio_write(dev,
1284                                offset | B2056_TX_PGAA_BOOST_TUNE, pgaa_boost);
1285                        b43_radio_write(dev,
1286                                offset | B2056_TX_MIXA_BOOST_TUNE, mixa_boost);
1287                        b43_radio_write(dev,
1288                                offset | B2056_TX_TXSPARE1, 0x30);
1289                        b43_radio_write(dev,
1290                                offset | B2056_TX_PA_SPARE2, 0xee);
1291                        b43_radio_write(dev,
1292                                offset | B2056_TX_PADA_CASCBIAS, 0x03);
1293                        b43_radio_write(dev,
1294                                offset | B2056_TX_INTPAA_IAUX_STAT, 0x30);
1295                        b43_radio_write(dev,
1296                                offset | B2056_TX_INTPAA_IMAIN_STAT, 0x30);
1297                        b43_radio_write(dev,
1298                                offset | B2056_TX_INTPAA_CASCBIAS, cbias);
1299                }
1300        }
1301
1302        udelay(50);
1303        /* VCO calibration */
1304        b43_radio_write(dev, B2056_SYN_PLL_VCOCAL12, 0x00);
1305        b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
1306        b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x18);
1307        b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
1308        b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x39);
1309        udelay(300);
1310}
1311
1312static u8 b43_radio_2056_rcal(struct b43_wldev *dev)
1313{
1314        struct b43_phy *phy = &dev->phy;
1315        u16 mast2, tmp;
1316
1317        if (phy->rev != 3)
1318                return 0;
1319
1320        mast2 = b43_radio_read(dev, B2056_SYN_PLL_MAST2);
1321        b43_radio_write(dev, B2056_SYN_PLL_MAST2, mast2 | 0x7);
1322
1323        udelay(10);
1324        b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x01);
1325        udelay(10);
1326        b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x09);
1327
1328        if (!b43_radio_wait_value(dev, B2056_SYN_RCAL_CODE_OUT, 0x80, 0x80, 100,
1329                                  1000000)) {
1330                b43err(dev->wl, "Radio recalibration timeout\n");
1331                return 0;
1332        }
1333
1334        b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x01);
1335        tmp = b43_radio_read(dev, B2056_SYN_RCAL_CODE_OUT);
1336        b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x00);
1337
1338        b43_radio_write(dev, B2056_SYN_PLL_MAST2, mast2);
1339
1340        return tmp & 0x1f;
1341}
1342
1343static void b43_radio_init2056_pre(struct b43_wldev *dev)
1344{
1345        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1346                     ~B43_NPHY_RFCTL_CMD_CHIP0PU);
1347        /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */
1348        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1349                     B43_NPHY_RFCTL_CMD_OEPORFORCE);
1350        b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1351                    ~B43_NPHY_RFCTL_CMD_OEPORFORCE);
1352        b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1353                    B43_NPHY_RFCTL_CMD_CHIP0PU);
1354}
1355
1356static void b43_radio_init2056_post(struct b43_wldev *dev)
1357{
1358        b43_radio_set(dev, B2056_SYN_COM_CTRL, 0xB);
1359        b43_radio_set(dev, B2056_SYN_COM_PU, 0x2);
1360        b43_radio_set(dev, B2056_SYN_COM_RESET, 0x2);
1361        msleep(1);
1362        b43_radio_mask(dev, B2056_SYN_COM_RESET, ~0x2);
1363        b43_radio_mask(dev, B2056_SYN_PLL_MAST2, ~0xFC);
1364        b43_radio_mask(dev, B2056_SYN_RCCAL_CTRL0, ~0x1);
1365        if (dev->phy.do_full_init)
1366                b43_radio_2056_rcal(dev);
1367}
1368
1369/*
1370 * Initialize a Broadcom 2056 N-radio
1371 * http://bcm-v4.sipsolutions.net/802.11/Radio/2056/Init
1372 */
1373static void b43_radio_init2056(struct b43_wldev *dev)
1374{
1375        b43_radio_init2056_pre(dev);
1376        b2056_upload_inittabs(dev, 0, 0);
1377        b43_radio_init2056_post(dev);
1378}
1379
1380/**************************************************
1381 * Radio 0x2055
1382 **************************************************/
1383
1384static void b43_chantab_radio_upload(struct b43_wldev *dev,
1385                                const struct b43_nphy_channeltab_entry_rev2 *e)
1386{
1387        b43_radio_write(dev, B2055_PLL_REF, e->radio_pll_ref);
1388        b43_radio_write(dev, B2055_RF_PLLMOD0, e->radio_rf_pllmod0);
1389        b43_radio_write(dev, B2055_RF_PLLMOD1, e->radio_rf_pllmod1);
1390        b43_radio_write(dev, B2055_VCO_CAPTAIL, e->radio_vco_captail);
1391        b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1392
1393        b43_radio_write(dev, B2055_VCO_CAL1, e->radio_vco_cal1);
1394        b43_radio_write(dev, B2055_VCO_CAL2, e->radio_vco_cal2);
1395        b43_radio_write(dev, B2055_PLL_LFC1, e->radio_pll_lfc1);
1396        b43_radio_write(dev, B2055_PLL_LFR1, e->radio_pll_lfr1);
1397        b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1398
1399        b43_radio_write(dev, B2055_PLL_LFC2, e->radio_pll_lfc2);
1400        b43_radio_write(dev, B2055_LGBUF_CENBUF, e->radio_lgbuf_cenbuf);
1401        b43_radio_write(dev, B2055_LGEN_TUNE1, e->radio_lgen_tune1);
1402        b43_radio_write(dev, B2055_LGEN_TUNE2, e->radio_lgen_tune2);
1403        b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1404
1405        b43_radio_write(dev, B2055_C1_LGBUF_ATUNE, e->radio_c1_lgbuf_atune);
1406        b43_radio_write(dev, B2055_C1_LGBUF_GTUNE, e->radio_c1_lgbuf_gtune);
1407        b43_radio_write(dev, B2055_C1_RX_RFR1, e->radio_c1_rx_rfr1);
1408        b43_radio_write(dev, B2055_C1_TX_PGAPADTN, e->radio_c1_tx_pgapadtn);
1409        b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1410
1411        b43_radio_write(dev, B2055_C1_TX_MXBGTRIM, e->radio_c1_tx_mxbgtrim);
1412        b43_radio_write(dev, B2055_C2_LGBUF_ATUNE, e->radio_c2_lgbuf_atune);
1413        b43_radio_write(dev, B2055_C2_LGBUF_GTUNE, e->radio_c2_lgbuf_gtune);
1414        b43_radio_write(dev, B2055_C2_RX_RFR1, e->radio_c2_rx_rfr1);
1415        b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1416
1417        b43_radio_write(dev, B2055_C2_TX_PGAPADTN, e->radio_c2_tx_pgapadtn);
1418        b43_radio_write(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim);
1419}
1420
1421/* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2055Setup */
1422static void b43_radio_2055_setup(struct b43_wldev *dev,
1423                                const struct b43_nphy_channeltab_entry_rev2 *e)
1424{
1425        B43_WARN_ON(dev->phy.rev >= 3);
1426
1427        b43_chantab_radio_upload(dev, e);
1428        udelay(50);
1429        b43_radio_write(dev, B2055_VCO_CAL10, 0x05);
1430        b43_radio_write(dev, B2055_VCO_CAL10, 0x45);
1431        b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1432        b43_radio_write(dev, B2055_VCO_CAL10, 0x65);
1433        udelay(300);
1434}
1435
1436static void b43_radio_init2055_pre(struct b43_wldev *dev)
1437{
1438        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1439                     ~B43_NPHY_RFCTL_CMD_PORFORCE);
1440        b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1441                    B43_NPHY_RFCTL_CMD_CHIP0PU |
1442                    B43_NPHY_RFCTL_CMD_OEPORFORCE);
1443        b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1444                    B43_NPHY_RFCTL_CMD_PORFORCE);
1445}
1446
1447static void b43_radio_init2055_post(struct b43_wldev *dev)
1448{
1449        struct b43_phy_n *nphy = dev->phy.n;
1450        struct ssb_sprom *sprom = dev->dev->bus_sprom;
1451        bool workaround = false;
1452
1453        if (sprom->revision < 4)
1454                workaround = (dev->dev->board_vendor != PCI_VENDOR_ID_BROADCOM
1455                              && dev->dev->board_type == SSB_BOARD_CB2_4321
1456                              && dev->dev->board_rev >= 0x41);
1457        else
1458                workaround =
1459                        !(sprom->boardflags2_lo & B43_BFL2_RXBB_INT_REG_DIS);
1460
1461        b43_radio_mask(dev, B2055_MASTER1, 0xFFF3);
1462        if (workaround) {
1463                b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F);
1464                b43_radio_mask(dev, B2055_C2_RX_BB_REG, 0x7F);
1465        }
1466        b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0xFFC0, 0x2C);
1467        b43_radio_write(dev, B2055_CAL_MISC, 0x3C);
1468        b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE);
1469        b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80);
1470        b43_radio_set(dev, B2055_CAL_MISC, 0x1);
1471        msleep(1);
1472        b43_radio_set(dev, B2055_CAL_MISC, 0x40);
1473        if (!b43_radio_wait_value(dev, B2055_CAL_COUT2, 0x80, 0x80, 10, 2000))
1474                b43err(dev->wl, "radio post init timeout\n");
1475        b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F);
1476        b43_switch_channel(dev, dev->phy.channel);
1477        b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9);
1478        b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9);
1479        b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83);
1480        b43_radio_write(dev, B2055_C2_RX_BB_MIDACHP, 0x83);
1481        b43_radio_maskset(dev, B2055_C1_LNA_GAINBST, 0xFFF8, 0x6);
1482        b43_radio_maskset(dev, B2055_C2_LNA_GAINBST, 0xFFF8, 0x6);
1483        if (!nphy->gain_boost) {
1484                b43_radio_set(dev, B2055_C1_RX_RFSPC1, 0x2);
1485                b43_radio_set(dev, B2055_C2_RX_RFSPC1, 0x2);
1486        } else {
1487                b43_radio_mask(dev, B2055_C1_RX_RFSPC1, 0xFFFD);
1488                b43_radio_mask(dev, B2055_C2_RX_RFSPC1, 0xFFFD);
1489        }
1490        udelay(2);
1491}
1492
1493/*
1494 * Initialize a Broadcom 2055 N-radio
1495 * http://bcm-v4.sipsolutions.net/802.11/Radio/2055/Init
1496 */
1497static void b43_radio_init2055(struct b43_wldev *dev)
1498{
1499        b43_radio_init2055_pre(dev);
1500        if (b43_status(dev) < B43_STAT_INITIALIZED) {
1501                /* Follow wl, not specs. Do not force uploading all regs */
1502                b2055_upload_inittab(dev, 0, 0);
1503        } else {
1504                bool ghz5 = b43_current_band(dev->wl) == NL80211_BAND_5GHZ;
1505                b2055_upload_inittab(dev, ghz5, 0);
1506        }
1507        b43_radio_init2055_post(dev);
1508}
1509
1510/**************************************************
1511 * Samples
1512 **************************************************/
1513
1514/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */
1515static int b43_nphy_load_samples(struct b43_wldev *dev,
1516                                        struct b43_c32 *samples, u16 len) {
1517        struct b43_phy_n *nphy = dev->phy.n;
1518        u16 i;
1519        u32 *data;
1520
1521        data = kcalloc(len, sizeof(u32), GFP_KERNEL);
1522        if (!data) {
1523                b43err(dev->wl, "allocation for samples loading failed\n");
1524                return -ENOMEM;
1525        }
1526        if (nphy->hang_avoid)
1527                b43_nphy_stay_in_carrier_search(dev, 1);
1528
1529        for (i = 0; i < len; i++) {
1530                data[i] = (samples[i].i & 0x3FF << 10);
1531                data[i] |= samples[i].q & 0x3FF;
1532        }
1533        b43_ntab_write_bulk(dev, B43_NTAB32(17, 0), len, data);
1534
1535        kfree(data);
1536        if (nphy->hang_avoid)
1537                b43_nphy_stay_in_carrier_search(dev, 0);
1538        return 0;
1539}
1540
1541/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */
1542static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max,
1543                                        bool test)
1544{
1545        int i;
1546        u16 bw, len, rot, angle;
1547        struct b43_c32 *samples;
1548
1549        bw = b43_is_40mhz(dev) ? 40 : 20;
1550        len = bw << 3;
1551
1552        if (test) {
1553                if (b43_phy_read(dev, B43_NPHY_BBCFG) & B43_NPHY_BBCFG_RSTRX)
1554                        bw = 82;
1555                else
1556                        bw = 80;
1557
1558                if (b43_is_40mhz(dev))
1559                        bw <<= 1;
1560
1561                len = bw << 1;
1562        }
1563
1564        samples = kcalloc(len, sizeof(struct b43_c32), GFP_KERNEL);
1565        if (!samples) {
1566                b43err(dev->wl, "allocation for samples generation failed\n");
1567                return 0;
1568        }
1569        rot = (((freq * 36) / bw) << 16) / 100;
1570        angle = 0;
1571
1572        for (i = 0; i < len; i++) {
1573                samples[i] = b43_cordic(angle);
1574                angle += rot;
1575                samples[i].q = CORDIC_CONVERT(samples[i].q * max);
1576                samples[i].i = CORDIC_CONVERT(samples[i].i * max);
1577        }
1578
1579        i = b43_nphy_load_samples(dev, samples, len);
1580        kfree(samples);
1581        return (i < 0) ? 0 : len;
1582}
1583
1584/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RunSamples */
1585static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
1586                                 u16 wait, bool iqmode, bool dac_test,
1587                                 bool modify_bbmult)
1588{
1589        struct b43_phy *phy = &dev->phy;
1590        struct b43_phy_n *nphy = dev->phy.n;
1591        int i;
1592        u16 seq_mode;
1593        u32 tmp;
1594
1595        b43_nphy_stay_in_carrier_search(dev, true);
1596
1597        if (phy->rev >= 7) {
1598                bool lpf_bw3, lpf_bw4;
1599
1600                lpf_bw3 = b43_phy_read(dev, B43_NPHY_REV7_RF_CTL_OVER3) & 0x80;
1601                lpf_bw4 = b43_phy_read(dev, B43_NPHY_REV7_RF_CTL_OVER4) & 0x80;
1602
1603                if (lpf_bw3 || lpf_bw4) {
1604                        /* TODO */
1605                } else {
1606                        u16 value = b43_nphy_read_lpf_ctl(dev, 0);
1607                        if (phy->rev >= 19)
1608                                b43_nphy_rf_ctl_override_rev19(dev, 0x80, value,
1609                                                               0, false, 1);
1610                        else
1611                                b43_nphy_rf_ctl_override_rev7(dev, 0x80, value,
1612                                                              0, false, 1);
1613                        nphy->lpf_bw_overrode_for_sample_play = true;
1614                }
1615        }
1616
1617        if ((nphy->bb_mult_save & 0x80000000) == 0) {
1618                tmp = b43_ntab_read(dev, B43_NTAB16(15, 87));
1619                nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000;
1620        }
1621
1622        if (modify_bbmult) {
1623                tmp = !b43_is_40mhz(dev) ? 0x6464 : 0x4747;
1624                b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
1625        }
1626
1627        b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1));
1628
1629        if (loops != 0xFFFF)
1630                b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, (loops - 1));
1631        else
1632                b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, loops);
1633
1634        b43_phy_write(dev, B43_NPHY_SAMP_WAITCNT, wait);
1635
1636        seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
1637
1638        b43_phy_set(dev, B43_NPHY_RFSEQMODE, B43_NPHY_RFSEQMODE_CAOVER);
1639        if (iqmode) {
1640                b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
1641                b43_phy_set(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8000);
1642        } else {
1643                tmp = dac_test ? 5 : 1;
1644                b43_phy_write(dev, B43_NPHY_SAMP_CMD, tmp);
1645        }
1646        for (i = 0; i < 100; i++) {
1647                if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & 1)) {
1648                        i = 0;
1649                        break;
1650                }
1651                udelay(10);
1652        }
1653        if (i)
1654                b43err(dev->wl, "run samples timeout\n");
1655
1656        b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
1657
1658        b43_nphy_stay_in_carrier_search(dev, false);
1659}
1660
1661/**************************************************
1662 * RSSI
1663 **************************************************/
1664
1665/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */
1666static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale,
1667                                        s8 offset, u8 core,
1668                                        enum n_rail_type rail,
1669                                        enum n_rssi_type rssi_type)
1670{
1671        u16 tmp;
1672        bool core1or5 = (core == 1) || (core == 5);
1673        bool core2or5 = (core == 2) || (core == 5);
1674
1675        offset = clamp_val(offset, -32, 31);
1676        tmp = ((scale & 0x3F) << 8) | (offset & 0x3F);
1677
1678        switch (rssi_type) {
1679        case N_RSSI_NB:
1680                if (core1or5 && rail == N_RAIL_I)
1681                        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp);
1682                if (core1or5 && rail == N_RAIL_Q)
1683                        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp);
1684                if (core2or5 && rail == N_RAIL_I)
1685                        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp);
1686                if (core2or5 && rail == N_RAIL_Q)
1687                        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp);
1688                break;
1689        case N_RSSI_W1:
1690                if (core1or5 && rail == N_RAIL_I)
1691                        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp);
1692                if (core1or5 && rail == N_RAIL_Q)
1693                        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp);
1694                if (core2or5 && rail == N_RAIL_I)
1695                        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp);
1696                if (core2or5 && rail == N_RAIL_Q)
1697                        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp);
1698                break;
1699        case N_RSSI_W2:
1700                if (core1or5 && rail == N_RAIL_I)
1701                        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp);
1702                if (core1or5 && rail == N_RAIL_Q)
1703                        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp);
1704                if (core2or5 && rail == N_RAIL_I)
1705                        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp);
1706                if (core2or5 && rail == N_RAIL_Q)
1707                        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp);
1708                break;
1709        case N_RSSI_TBD:
1710                if (core1or5 && rail == N_RAIL_I)
1711                        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp);
1712                if (core1or5 && rail == N_RAIL_Q)
1713                        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp);
1714                if (core2or5 && rail == N_RAIL_I)
1715                        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp);
1716                if (core2or5 && rail == N_RAIL_Q)
1717                        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp);
1718                break;
1719        case N_RSSI_IQ:
1720                if (core1or5 && rail == N_RAIL_I)
1721                        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp);
1722                if (core1or5 && rail == N_RAIL_Q)
1723                        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp);
1724                if (core2or5 && rail == N_RAIL_I)
1725                        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp);
1726                if (core2or5 && rail == N_RAIL_Q)
1727                        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp);
1728                break;
1729        case N_RSSI_TSSI_2G:
1730                if (core1or5)
1731                        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp);
1732                if (core2or5)
1733                        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp);
1734                break;
1735        case N_RSSI_TSSI_5G:
1736                if (core1or5)
1737                        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp);
1738                if (core2or5)
1739                        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
1740                break;
1741        }
1742}
1743
1744static void b43_nphy_rssi_select_rev19(struct b43_wldev *dev, u8 code,
1745                                       enum n_rssi_type rssi_type)
1746{
1747        /* TODO */
1748}
1749
1750static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code,
1751                                      enum n_rssi_type rssi_type)
1752{
1753        u8 i;
1754        u16 reg, val;
1755
1756        if (code == 0) {
1757                b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF);
1758                b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF);
1759                b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF);
1760                b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF);
1761                b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF);
1762                b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF);
1763                b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3);
1764                b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3);
1765        } else {
1766                for (i = 0; i < 2; i++) {
1767                        if ((code == 1 && i == 1) || (code == 2 && !i))
1768                                continue;
1769
1770                        reg = (i == 0) ?
1771                                B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER;
1772                        b43_phy_maskset(dev, reg, 0xFDFF, 0x0200);
1773
1774                        if (rssi_type == N_RSSI_W1 ||
1775                            rssi_type == N_RSSI_W2 ||
1776                            rssi_type == N_RSSI_NB) {
1777                                reg = (i == 0) ?
1778                                        B43_NPHY_AFECTL_C1 :
1779                                        B43_NPHY_AFECTL_C2;
1780                                b43_phy_maskset(dev, reg, 0xFCFF, 0);
1781
1782                                reg = (i == 0) ?
1783                                        B43_NPHY_RFCTL_LUT_TRSW_UP1 :
1784                                        B43_NPHY_RFCTL_LUT_TRSW_UP2;
1785                                b43_phy_maskset(dev, reg, 0xFFC3, 0);
1786
1787                                if (rssi_type == N_RSSI_W1)
1788                                        val = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? 4 : 8;
1789                                else if (rssi_type == N_RSSI_W2)
1790                                        val = 16;
1791                                else
1792                                        val = 32;
1793                                b43_phy_set(dev, reg, val);
1794
1795                                reg = (i == 0) ?
1796                                        B43_NPHY_TXF_40CO_B1S0 :
1797                                        B43_NPHY_TXF_40CO_B32S1;
1798                                b43_phy_set(dev, reg, 0x0020);
1799                        } else {
1800                                if (rssi_type == N_RSSI_TBD)
1801                                        val = 0x0100;
1802                                else if (rssi_type == N_RSSI_IQ)
1803                                        val = 0x0200;
1804                                else
1805                                        val = 0x0300;
1806
1807                                reg = (i == 0) ?
1808                                        B43_NPHY_AFECTL_C1 :
1809                                        B43_NPHY_AFECTL_C2;
1810
1811                                b43_phy_maskset(dev, reg, 0xFCFF, val);
1812                                b43_phy_maskset(dev, reg, 0xF3FF, val << 2);
1813
1814                                if (rssi_type != N_RSSI_IQ &&
1815                                    rssi_type != N_RSSI_TBD) {
1816                                        enum nl80211_band band =
1817                                                b43_current_band(dev->wl);
1818
1819                                        if (dev->phy.rev < 7) {
1820                                                if (b43_nphy_ipa(dev))
1821                                                        val = (band == NL80211_BAND_5GHZ) ? 0xC : 0xE;
1822                                                else
1823                                                        val = 0x11;
1824                                                reg = (i == 0) ? B2056_TX0 : B2056_TX1;
1825                                                reg |= B2056_TX_TX_SSI_MUX;
1826                                                b43_radio_write(dev, reg, val);
1827                                        }
1828
1829                                        reg = (i == 0) ?
1830                                                B43_NPHY_AFECTL_OVER1 :
1831                                                B43_NPHY_AFECTL_OVER;
1832                                        b43_phy_set(dev, reg, 0x0200);
1833                                }
1834                        }
1835                }
1836        }
1837}
1838
1839static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code,
1840                                      enum n_rssi_type rssi_type)
1841{
1842        u16 val;
1843        bool rssi_w1_w2_nb = false;
1844
1845        switch (rssi_type) {
1846        case N_RSSI_W1:
1847        case N_RSSI_W2:
1848        case N_RSSI_NB:
1849                val = 0;
1850                rssi_w1_w2_nb = true;
1851                break;
1852        case N_RSSI_TBD:
1853                val = 1;
1854                break;
1855        case N_RSSI_IQ:
1856                val = 2;
1857                break;
1858        default:
1859                val = 3;
1860        }
1861
1862        val = (val << 12) | (val << 14);
1863        b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
1864        b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
1865
1866        if (rssi_w1_w2_nb) {
1867                b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
1868                                (rssi_type + 1) << 4);
1869                b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
1870                                (rssi_type + 1) << 4);
1871        }
1872
1873        if (code == 0) {
1874                b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000);
1875                if (rssi_w1_w2_nb) {
1876                        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1877                                ~(B43_NPHY_RFCTL_CMD_RXEN |
1878                                  B43_NPHY_RFCTL_CMD_CORESEL));
1879                        b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
1880                                ~(0x1 << 12 |
1881                                  0x1 << 5 |
1882                                  0x1 << 1 |
1883                                  0x1));
1884                        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1885                                ~B43_NPHY_RFCTL_CMD_START);
1886                        udelay(20);
1887                        b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
1888                }
1889        } else {
1890                b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000);
1891                if (rssi_w1_w2_nb) {
1892                        b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
1893                                ~(B43_NPHY_RFCTL_CMD_RXEN |
1894                                  B43_NPHY_RFCTL_CMD_CORESEL),
1895                                (B43_NPHY_RFCTL_CMD_RXEN |
1896                                 code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT));
1897                        b43_phy_set(dev, B43_NPHY_RFCTL_OVER,
1898                                (0x1 << 12 |
1899                                  0x1 << 5 |
1900                                  0x1 << 1 |
1901                                  0x1));
1902                        b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1903                                B43_NPHY_RFCTL_CMD_START);
1904                        udelay(20);
1905                        b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
1906                }
1907        }
1908}
1909
1910/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
1911static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code,
1912                                 enum n_rssi_type type)
1913{
1914        if (dev->phy.rev >= 19)
1915                b43_nphy_rssi_select_rev19(dev, code, type);
1916        else if (dev->phy.rev >= 3)
1917                b43_nphy_rev3_rssi_select(dev, code, type);
1918        else
1919                b43_nphy_rev2_rssi_select(dev, code, type);
1920}
1921
1922/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */
1923static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev,
1924                                       enum n_rssi_type rssi_type, u8 *buf)
1925{
1926        int i;
1927        for (i = 0; i < 2; i++) {
1928                if (rssi_type == N_RSSI_NB) {
1929                        if (i == 0) {
1930                                b43_radio_maskset(dev, B2055_C1_B0NB_RSSIVCM,
1931                                                  0xFC, buf[0]);
1932                                b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
1933                                                  0xFC, buf[1]);
1934                        } else {
1935                                b43_radio_maskset(dev, B2055_C2_B0NB_RSSIVCM,
1936                                                  0xFC, buf[2 * i]);
1937                                b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
1938                                                  0xFC, buf[2 * i + 1]);
1939                        }
1940                } else {
1941                        if (i == 0)
1942                                b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
1943                                                  0xF3, buf[0] << 2);
1944                        else
1945                                b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
1946                                                  0xF3, buf[2 * i + 1] << 2);
1947                }
1948        }
1949}
1950
1951/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PollRssi */
1952static int b43_nphy_poll_rssi(struct b43_wldev *dev, enum n_rssi_type rssi_type,
1953                              s32 *buf, u8 nsamp)
1954{
1955        int i;
1956        int out;
1957        u16 save_regs_phy[9];
1958        u16 s[2];
1959
1960        /* TODO: rev7+ is treated like rev3+, what about rev19+? */
1961
1962        if (dev->phy.rev >= 3) {
1963                save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
1964                save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
1965                save_regs_phy[2] = b43_phy_read(dev,
1966                                                B43_NPHY_RFCTL_LUT_TRSW_UP1);
1967                save_regs_phy[3] = b43_phy_read(dev,
1968                                                B43_NPHY_RFCTL_LUT_TRSW_UP2);
1969                save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
1970                save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
1971                save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S0);
1972                save_regs_phy[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B32S1);
1973                save_regs_phy[8] = 0;
1974        } else {
1975                save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
1976                save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
1977                save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
1978                save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_RFCTL_CMD);
1979                save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
1980                save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
1981                save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
1982                save_regs_phy[7] = 0;
1983                save_regs_phy[8] = 0;
1984        }
1985
1986        b43_nphy_rssi_select(dev, 5, rssi_type);
1987
1988        if (dev->phy.rev < 2) {
1989                save_regs_phy[8] = b43_phy_read(dev, B43_NPHY_GPIO_SEL);
1990                b43_phy_write(dev, B43_NPHY_GPIO_SEL, 5);
1991        }
1992
1993        for (i = 0; i < 4; i++)
1994                buf[i] = 0;
1995
1996        for (i = 0; i < nsamp; i++) {
1997                if (dev->phy.rev < 2) {
1998                        s[0] = b43_phy_read(dev, B43_NPHY_GPIO_LOOUT);
1999                        s[1] = b43_phy_read(dev, B43_NPHY_GPIO_HIOUT);
2000                } else {
2001                        s[0] = b43_phy_read(dev, B43_NPHY_RSSI1);
2002                        s[1] = b43_phy_read(dev, B43_NPHY_RSSI2);
2003                }
2004
2005                buf[0] += ((s8)((s[0] & 0x3F) << 2)) >> 2;
2006                buf[1] += ((s8)(((s[0] >> 8) & 0x3F) << 2)) >> 2;
2007                buf[2] += ((s8)((s[1] & 0x3F) << 2)) >> 2;
2008                buf[3] += ((s8)(((s[1] >> 8) & 0x3F) << 2)) >> 2;
2009        }
2010        out = (buf[0] & 0xFF) << 24 | (buf[1] & 0xFF) << 16 |
2011                (buf[2] & 0xFF) << 8 | (buf[3] & 0xFF);
2012
2013        if (dev->phy.rev < 2)
2014                b43_phy_write(dev, B43_NPHY_GPIO_SEL, save_regs_phy[8]);
2015
2016        if (dev->phy.rev >= 3) {
2017                b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]);
2018                b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]);
2019                b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1,
2020                                save_regs_phy[2]);
2021                b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2022                                save_regs_phy[3]);
2023                b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, save_regs_phy[4]);
2024                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[5]);
2025                b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, save_regs_phy[6]);
2026                b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, save_regs_phy[7]);
2027        } else {
2028                b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]);
2029                b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]);
2030                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[2]);
2031                b43_phy_write(dev, B43_NPHY_RFCTL_CMD, save_regs_phy[3]);
2032                b43_phy_write(dev, B43_NPHY_RFCTL_OVER, save_regs_phy[4]);
2033                b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, save_regs_phy[5]);
2034                b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, save_regs_phy[6]);
2035        }
2036
2037        return out;
2038}
2039
2040/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */
2041static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
2042{
2043        struct b43_phy *phy = &dev->phy;
2044        struct b43_phy_n *nphy = dev->phy.n;
2045
2046        u16 saved_regs_phy_rfctl[2];
2047        u16 saved_regs_phy[22];
2048        u16 regs_to_store_rev3[] = {
2049                B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER,
2050                B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2,
2051                B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER,
2052                B43_NPHY_TXF_40CO_B1S0, B43_NPHY_TXF_40CO_B32S1,
2053                B43_NPHY_RFCTL_CMD,
2054                B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2055                B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2
2056        };
2057        u16 regs_to_store_rev7[] = {
2058                B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER,
2059                B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2,
2060                B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER,
2061                B43_NPHY_REV7_RF_CTL_OVER3, B43_NPHY_REV7_RF_CTL_OVER4,
2062                B43_NPHY_REV7_RF_CTL_OVER5, B43_NPHY_REV7_RF_CTL_OVER6,
2063                0x2ff,
2064                B43_NPHY_TXF_40CO_B1S0, B43_NPHY_TXF_40CO_B32S1,
2065                B43_NPHY_RFCTL_CMD,
2066                B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2067                B43_NPHY_REV7_RF_CTL_MISC_REG3, B43_NPHY_REV7_RF_CTL_MISC_REG4,
2068                B43_NPHY_REV7_RF_CTL_MISC_REG5, B43_NPHY_REV7_RF_CTL_MISC_REG6,
2069                B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2
2070        };
2071        u16 *regs_to_store;
2072        int regs_amount;
2073
2074        u16 class;
2075
2076        u16 clip_state[2];
2077        u16 clip_off[2] = { 0xFFFF, 0xFFFF };
2078
2079        u8 vcm_final = 0;
2080        s32 offset[4];
2081        s32 results[8][4] = { };
2082        s32 results_min[4] = { };
2083        s32 poll_results[4] = { };
2084
2085        u16 *rssical_radio_regs = NULL;
2086        u16 *rssical_phy_regs = NULL;
2087
2088        u16 r; /* routing */
2089        u8 rx_core_state;
2090        int core, i, j, vcm;
2091
2092        if (dev->phy.rev >= 7) {
2093                regs_to_store = regs_to_store_rev7;
2094                regs_amount = ARRAY_SIZE(regs_to_store_rev7);
2095        } else {
2096                regs_to_store = regs_to_store_rev3;
2097                regs_amount = ARRAY_SIZE(regs_to_store_rev3);
2098        }
2099        BUG_ON(regs_amount > ARRAY_SIZE(saved_regs_phy));
2100
2101        class = b43_nphy_classifier(dev, 0, 0);
2102        b43_nphy_classifier(dev, 7, 4);
2103        b43_nphy_read_clip_detection(dev, clip_state);
2104        b43_nphy_write_clip_detection(dev, clip_off);
2105
2106        saved_regs_phy_rfctl[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2107        saved_regs_phy_rfctl[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2108        for (i = 0; i < regs_amount; i++)
2109                saved_regs_phy[i] = b43_phy_read(dev, regs_to_store[i]);
2110
2111        b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_OFF, 0, 7);
2112        b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 1, 7);
2113
2114        if (dev->phy.rev >= 7) {
2115                b43_nphy_rf_ctl_override_one_to_many(dev,
2116                                                     N_RF_CTL_OVER_CMD_RXRF_PU,
2117                                                     0, 0, false);
2118                b43_nphy_rf_ctl_override_one_to_many(dev,
2119                                                     N_RF_CTL_OVER_CMD_RX_PU,
2120                                                     1, 0, false);
2121                b43_nphy_rf_ctl_override_rev7(dev, 0x80, 1, 0, false, 0);
2122                b43_nphy_rf_ctl_override_rev7(dev, 0x40, 1, 0, false, 0);
2123                if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
2124                        b43_nphy_rf_ctl_override_rev7(dev, 0x20, 0, 0, false,
2125                                                      0);
2126                        b43_nphy_rf_ctl_override_rev7(dev, 0x10, 1, 0, false,
2127                                                      0);
2128                } else {
2129                        b43_nphy_rf_ctl_override_rev7(dev, 0x10, 0, 0, false,
2130                                                      0);
2131                        b43_nphy_rf_ctl_override_rev7(dev, 0x20, 1, 0, false,
2132                                                      0);
2133                }
2134        } else {
2135                b43_nphy_rf_ctl_override(dev, 0x1, 0, 0, false);
2136                b43_nphy_rf_ctl_override(dev, 0x2, 1, 0, false);
2137                b43_nphy_rf_ctl_override(dev, 0x80, 1, 0, false);
2138                b43_nphy_rf_ctl_override(dev, 0x40, 1, 0, false);
2139                if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
2140                        b43_nphy_rf_ctl_override(dev, 0x20, 0, 0, false);
2141                        b43_nphy_rf_ctl_override(dev, 0x10, 1, 0, false);
2142                } else {
2143                        b43_nphy_rf_ctl_override(dev, 0x10, 0, 0, false);
2144                        b43_nphy_rf_ctl_override(dev, 0x20, 1, 0, false);
2145                }
2146        }
2147
2148        rx_core_state = b43_nphy_get_rx_core_state(dev);
2149        for (core = 0; core < 2; core++) {
2150                if (!(rx_core_state & (1 << core)))
2151                        continue;
2152                r = core ? B2056_RX1 : B2056_RX0;
2153                b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, N_RAIL_I,
2154                                           N_RSSI_NB);
2155                b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, N_RAIL_Q,
2156                                           N_RSSI_NB);
2157
2158                /* Grab RSSI results for every possible VCM */
2159                for (vcm = 0; vcm < 8; vcm++) {
2160                        if (dev->phy.rev >= 7)
2161                                b43_radio_maskset(dev,
2162                                                  core ? R2057_NB_MASTER_CORE1 :
2163                                                         R2057_NB_MASTER_CORE0,
2164                                                  ~R2057_VCM_MASK, vcm);
2165                        else
2166                                b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC,
2167                                                  0xE3, vcm << 2);
2168                        b43_nphy_poll_rssi(dev, N_RSSI_NB, results[vcm], 8);
2169                }
2170
2171                /* Find out which VCM got the best results */
2172                for (i = 0; i < 4; i += 2) {
2173                        s32 currd;
2174                        s32 mind = 0x100000;
2175                        s32 minpoll = 249;
2176                        u8 minvcm = 0;
2177                        if (2 * core != i)
2178                                continue;
2179                        for (vcm = 0; vcm < 8; vcm++) {
2180                                currd = results[vcm][i] * results[vcm][i] +
2181                                        results[vcm][i + 1] * results[vcm][i];
2182                                if (currd < mind) {
2183                                        mind = currd;
2184                                        minvcm = vcm;
2185                                }
2186                                if (results[vcm][i] < minpoll)
2187                                        minpoll = results[vcm][i];
2188                        }
2189                        vcm_final = minvcm;
2190                        results_min[i] = minpoll;
2191                }
2192
2193                /* Select the best VCM */
2194                if (dev->phy.rev >= 7)
2195                        b43_radio_maskset(dev,
2196                                          core ? R2057_NB_MASTER_CORE1 :
2197                                                 R2057_NB_MASTER_CORE0,
2198                                          ~R2057_VCM_MASK, vcm);
2199                else
2200                        b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC,
2201                                          0xE3, vcm_final << 2);
2202
2203                for (i = 0; i < 4; i++) {
2204                        if (core != i / 2)
2205                                continue;
2206                        offset[i] = -results[vcm_final][i];
2207                        if (offset[i] < 0)
2208                                offset[i] = -((abs(offset[i]) + 4) / 8);
2209                        else
2210                                offset[i] = (offset[i] + 4) / 8;
2211                        if (results_min[i] == 248)
2212                                offset[i] = -32;
2213                        b43_nphy_scale_offset_rssi(dev, 0, offset[i],
2214                                                   (i / 2 == 0) ? 1 : 2,
2215                                                   (i % 2 == 0) ? N_RAIL_I : N_RAIL_Q,
2216                                                   N_RSSI_NB);
2217                }
2218        }
2219
2220        for (core = 0; core < 2; core++) {
2221                if (!(rx_core_state & (1 << core)))
2222                        continue;
2223                for (i = 0; i < 2; i++) {
2224                        b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1,
2225                                                   N_RAIL_I, i);
2226                        b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1,
2227                                                   N_RAIL_Q, i);
2228                        b43_nphy_poll_rssi(dev, i, poll_results, 8);
2229                        for (j = 0; j < 4; j++) {
2230                                if (j / 2 == core) {
2231                                        offset[j] = 232 - poll_results[j];
2232                                        if (offset[j] < 0)
2233                                                offset[j] = -(abs(offset[j] + 4) / 8);
2234                                        else
2235                                                offset[j] = (offset[j] + 4) / 8;
2236                                        b43_nphy_scale_offset_rssi(dev, 0,
2237                                                offset[2 * core], core + 1, j % 2, i);
2238                                }
2239                        }
2240                }
2241        }
2242
2243        b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, saved_regs_phy_rfctl[0]);
2244        b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, saved_regs_phy_rfctl[1]);
2245
2246        b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
2247
2248        b43_phy_set(dev, B43_NPHY_TXF_40CO_B1S1, 0x1);
2249        b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_START);
2250        b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1, ~0x1);
2251
2252        b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
2253        b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_RXTX);
2254        b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
2255
2256        for (i = 0; i < regs_amount; i++)
2257                b43_phy_write(dev, regs_to_store[i], saved_regs_phy[i]);
2258
2259        /* Store for future configuration */
2260        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2261                rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G;
2262                rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G;
2263        } else {
2264                rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
2265                rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
2266        }
2267        if (dev->phy.rev >= 7) {
2268                rssical_radio_regs[0] = b43_radio_read(dev,
2269                                                       R2057_NB_MASTER_CORE0);
2270                rssical_radio_regs[1] = b43_radio_read(dev,
2271                                                       R2057_NB_MASTER_CORE1);
2272        } else {
2273                rssical_radio_regs[0] = b43_radio_read(dev, B2056_RX0 |
2274                                                       B2056_RX_RSSI_MISC);
2275                rssical_radio_regs[1] = b43_radio_read(dev, B2056_RX1 |
2276                                                       B2056_RX_RSSI_MISC);
2277        }
2278        rssical_phy_regs[0] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_Z);
2279        rssical_phy_regs[1] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z);
2280        rssical_phy_regs[2] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_Z);
2281        rssical_phy_regs[3] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z);
2282        rssical_phy_regs[4] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_X);
2283        rssical_phy_regs[5] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_X);
2284        rssical_phy_regs[6] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_X);
2285        rssical_phy_regs[7] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_X);
2286        rssical_phy_regs[8] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_Y);
2287        rssical_phy_regs[9] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y);
2288        rssical_phy_regs[10] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_Y);
2289        rssical_phy_regs[11] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y);
2290
2291        /* Remember for which channel we store configuration */
2292        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
2293                nphy->rssical_chanspec_2G.center_freq = phy->chandef->chan->center_freq;
2294        else
2295                nphy->rssical_chanspec_5G.center_freq = phy->chandef->chan->center_freq;
2296
2297        /* End of calibration, restore configuration */
2298        b43_nphy_classifier(dev, 7, class);
2299        b43_nphy_write_clip_detection(dev, clip_state);
2300}
2301
2302/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal */
2303static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, enum n_rssi_type type)
2304{
2305        int i, j, vcm;
2306        u8 state[4];
2307        u8 code, val;
2308        u16 class, override;
2309        u8 regs_save_radio[2];
2310        u16 regs_save_phy[2];
2311
2312        s32 offset[4];
2313        u8 core;
2314        u8 rail;
2315
2316        u16 clip_state[2];
2317        u16 clip_off[2] = { 0xFFFF, 0xFFFF };
2318        s32 results_min[4] = { };
2319        u8 vcm_final[4] = { };
2320        s32 results[4][4] = { };
2321        s32 miniq[4][2] = { };
2322
2323        if (type == N_RSSI_NB) {
2324                code = 0;
2325                val = 6;
2326        } else if (type == N_RSSI_W1 || type == N_RSSI_W2) {
2327                code = 25;
2328                val = 4;
2329        } else {
2330                B43_WARN_ON(1);
2331                return;
2332        }
2333
2334        class = b43_nphy_classifier(dev, 0, 0);
2335        b43_nphy_classifier(dev, 7, 4);
2336        b43_nphy_read_clip_detection(dev, clip_state);
2337        b43_nphy_write_clip_detection(dev, clip_off);
2338
2339        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
2340                override = 0x140;
2341        else
2342                override = 0x110;
2343
2344        regs_save_phy[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2345        regs_save_radio[0] = b43_radio_read(dev, B2055_C1_PD_RXTX);
2346        b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, override);
2347        b43_radio_write(dev, B2055_C1_PD_RXTX, val);
2348
2349        regs_save_phy[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2350        regs_save_radio[1] = b43_radio_read(dev, B2055_C2_PD_RXTX);
2351        b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, override);
2352        b43_radio_write(dev, B2055_C2_PD_RXTX, val);
2353
2354        state[0] = b43_radio_read(dev, B2055_C1_PD_RSSIMISC) & 0x07;
2355        state[1] = b43_radio_read(dev, B2055_C2_PD_RSSIMISC) & 0x07;
2356        b43_radio_mask(dev, B2055_C1_PD_RSSIMISC, 0xF8);
2357        b43_radio_mask(dev, B2055_C2_PD_RSSIMISC, 0xF8);
2358        state[2] = b43_radio_read(dev, B2055_C1_SP_RSSI) & 0x07;
2359        state[3] = b43_radio_read(dev, B2055_C2_SP_RSSI) & 0x07;
2360
2361        b43_nphy_rssi_select(dev, 5, type);
2362        b43_nphy_scale_offset_rssi(dev, 0, 0, 5, N_RAIL_I, type);
2363        b43_nphy_scale_offset_rssi(dev, 0, 0, 5, N_RAIL_Q, type);
2364
2365        for (vcm = 0; vcm < 4; vcm++) {
2366                u8 tmp[4];
2367                for (j = 0; j < 4; j++)
2368                        tmp[j] = vcm;
2369                if (type != N_RSSI_W2)
2370                        b43_nphy_set_rssi_2055_vcm(dev, type, tmp);
2371                b43_nphy_poll_rssi(dev, type, results[vcm], 8);
2372                if (type == N_RSSI_W1 || type == N_RSSI_W2)
2373                        for (j = 0; j < 2; j++)
2374                                miniq[vcm][j] = min(results[vcm][2 * j],
2375                                                    results[vcm][2 * j + 1]);
2376        }
2377
2378        for (i = 0; i < 4; i++) {
2379                s32 mind = 0x100000;
2380                u8 minvcm = 0;
2381                s32 minpoll = 249;
2382                s32 currd;
2383                for (vcm = 0; vcm < 4; vcm++) {
2384                        if (type == N_RSSI_NB)
2385                                currd = abs(results[vcm][i] - code * 8);
2386                        else
2387                                currd = abs(miniq[vcm][i / 2] - code * 8);
2388
2389                        if (currd < mind) {
2390                                mind = currd;
2391                                minvcm = vcm;
2392                        }
2393
2394                        if (results[vcm][i] < minpoll)
2395                                minpoll = results[vcm][i];
2396                }
2397                results_min[i] = minpoll;
2398                vcm_final[i] = minvcm;
2399        }
2400
2401        if (type != N_RSSI_W2)
2402                b43_nphy_set_rssi_2055_vcm(dev, type, vcm_final);
2403
2404        for (i = 0; i < 4; i++) {
2405                offset[i] = (code * 8) - results[vcm_final[i]][i];
2406
2407                if (offset[i] < 0)
2408                        offset[i] = -((abs(offset[i]) + 4) / 8);
2409                else
2410                        offset[i] = (offset[i] + 4) / 8;
2411
2412                if (results_min[i] == 248)
2413                        offset[i] = code - 32;
2414
2415                core = (i / 2) ? 2 : 1;
2416                rail = (i % 2) ? N_RAIL_Q : N_RAIL_I;
2417
2418                b43_nphy_scale_offset_rssi(dev, 0, offset[i], core, rail,
2419                                                type);
2420        }
2421
2422        b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[0]);
2423        b43_radio_maskset(dev, B2055_C2_PD_RSSIMISC, 0xF8, state[1]);
2424
2425        switch (state[2]) {
2426        case 1:
2427                b43_nphy_rssi_select(dev, 1, N_RSSI_NB);
2428                break;
2429        case 4:
2430                b43_nphy_rssi_select(dev, 1, N_RSSI_W1);
2431                break;
2432        case 2:
2433                b43_nphy_rssi_select(dev, 1, N_RSSI_W2);
2434                break;
2435        default:
2436                b43_nphy_rssi_select(dev, 1, N_RSSI_W2);
2437                break;
2438        }
2439
2440        switch (state[3]) {
2441        case 1:
2442                b43_nphy_rssi_select(dev, 2, N_RSSI_NB);
2443                break;
2444        case 4:
2445                b43_nphy_rssi_select(dev, 2, N_RSSI_W1);
2446                break;
2447        default:
2448                b43_nphy_rssi_select(dev, 2, N_RSSI_W2);
2449                break;
2450        }
2451
2452        b43_nphy_rssi_select(dev, 0, type);
2453
2454        b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs_save_phy[0]);
2455        b43_radio_write(dev, B2055_C1_PD_RXTX, regs_save_radio[0]);
2456        b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs_save_phy[1]);
2457        b43_radio_write(dev, B2055_C2_PD_RXTX, regs_save_radio[1]);
2458
2459        b43_nphy_classifier(dev, 7, class);
2460        b43_nphy_write_clip_detection(dev, clip_state);
2461        /* Specs don't say about reset here, but it makes wl and b43 dumps
2462           identical, it really seems wl performs this */
2463        b43_nphy_reset_cca(dev);
2464}
2465
2466/*
2467 * RSSI Calibration
2468 * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal
2469 */
2470static void b43_nphy_rssi_cal(struct b43_wldev *dev)
2471{
2472        if (dev->phy.rev >= 19) {
2473                /* TODO */
2474        } else if (dev->phy.rev >= 3) {
2475                b43_nphy_rev3_rssi_cal(dev);
2476        } else {
2477                b43_nphy_rev2_rssi_cal(dev, N_RSSI_NB);
2478                b43_nphy_rev2_rssi_cal(dev, N_RSSI_W1);
2479                b43_nphy_rev2_rssi_cal(dev, N_RSSI_W2);
2480        }
2481}
2482
2483/**************************************************
2484 * Workarounds
2485 **************************************************/
2486
2487static void b43_nphy_gain_ctl_workarounds_rev19(struct b43_wldev *dev)
2488{
2489        /* TODO */
2490}
2491
2492static void b43_nphy_gain_ctl_workarounds_rev7(struct b43_wldev *dev)
2493{
2494        struct b43_phy *phy = &dev->phy;
2495
2496        switch (phy->rev) {
2497        /* TODO */
2498        }
2499}
2500
2501static void b43_nphy_gain_ctl_workarounds_rev3(struct b43_wldev *dev)
2502{
2503        struct ssb_sprom *sprom = dev->dev->bus_sprom;
2504
2505        bool ghz5;
2506        bool ext_lna;
2507        u16 rssi_gain;
2508        struct nphy_gain_ctl_workaround_entry *e;
2509        u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
2510        u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
2511
2512        /* Prepare values */
2513        ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL)
2514                & B43_NPHY_BANDCTL_5GHZ;
2515        ext_lna = ghz5 ? sprom->boardflags_hi & B43_BFH_EXTLNA_5GHZ :
2516                sprom->boardflags_lo & B43_BFL_EXTLNA;
2517        e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna);
2518        if (ghz5 && dev->phy.rev >= 5)
2519                rssi_gain = 0x90;
2520        else
2521                rssi_gain = 0x50;
2522
2523        b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040);
2524
2525        /* Set Clip 2 detect */
2526        b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT);
2527        b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT);
2528
2529        b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC,
2530                        0x17);
2531        b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC,
2532                        0x17);
2533        b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0);
2534        b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0);
2535        b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00);
2536        b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00);
2537        b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN,
2538                        rssi_gain);
2539        b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN,
2540                        rssi_gain);
2541        b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC,
2542                        0x17);
2543        b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC,
2544                        0x17);
2545        b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF);
2546        b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF);
2547
2548        b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain);
2549        b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain);
2550        b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain);
2551        b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain);
2552        b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db);
2553        b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db);
2554        b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits);
2555        b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits);
2556        b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain);
2557        b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain);
2558        b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits);
2559        b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits);
2560
2561        b43_phy_write(dev, B43_NPHY_REV3_C1_INITGAIN_A, e->init_gain);
2562        b43_phy_write(dev, B43_NPHY_REV3_C2_INITGAIN_A, e->init_gain);
2563
2564        b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2,
2565                                e->rfseq_init);
2566
2567        b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_HIGAIN_A, e->cliphi_gain);
2568        b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_HIGAIN_A, e->cliphi_gain);
2569        b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_MEDGAIN_A, e->clipmd_gain);
2570        b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_MEDGAIN_A, e->clipmd_gain);
2571        b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_LOGAIN_A, e->cliplo_gain);
2572        b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_LOGAIN_A, e->cliplo_gain);
2573
2574        b43_phy_maskset(dev, B43_NPHY_CRSMINPOWER0, 0xFF00, e->crsmin);
2575        b43_phy_maskset(dev, B43_NPHY_CRSMINPOWERL0, 0xFF00, e->crsminl);
2576        b43_phy_maskset(dev, B43_NPHY_CRSMINPOWERU0, 0xFF00, e->crsminu);
2577        b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip);
2578        b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip);
2579        b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
2580                        ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip);
2581        b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
2582                        ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip);
2583        b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
2584}
2585
2586static void b43_nphy_gain_ctl_workarounds_rev1_2(struct b43_wldev *dev)
2587{
2588        struct b43_phy_n *nphy = dev->phy.n;
2589
2590        u8 i, j;
2591        u8 code;
2592        u16 tmp;
2593        u8 rfseq_events[3] = { 6, 8, 7 };
2594        u8 rfseq_delays[3] = { 10, 30, 1 };
2595
2596        /* Set Clip 2 detect */
2597        b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT);
2598        b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT);
2599
2600        /* Set narrowband clip threshold */
2601        b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
2602        b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
2603
2604        if (!b43_is_40mhz(dev)) {
2605                /* Set dwell lengths */
2606                b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
2607                b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
2608                b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
2609                b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009);
2610        }
2611
2612        /* Set wideband clip 2 threshold */
2613        b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
2614                        ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, 21);
2615        b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
2616                        ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, 21);
2617
2618        if (!b43_is_40mhz(dev)) {
2619                b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
2620                        ~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
2621                b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
2622                        ~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1);
2623                b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI,
2624                        ~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1);
2625                b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI,
2626                        ~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1);
2627        }
2628
2629        b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
2630
2631        if (nphy->gain_boost) {
2632                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ &&
2633                    b43_is_40mhz(dev))
2634                        code = 4;
2635                else
2636                        code = 5;
2637        } else {
2638                code = b43_is_40mhz(dev) ? 6 : 7;
2639        }
2640
2641        /* Set HPVGA2 index */
2642        b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN, ~B43_NPHY_C1_INITGAIN_HPVGA2,
2643                        code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
2644        b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN, ~B43_NPHY_C2_INITGAIN_HPVGA2,
2645                        code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
2646
2647        b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
2648        /* specs say about 2 loops, but wl does 4 */
2649        for (i = 0; i < 4; i++)
2650                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, (code << 8 | 0x7C));
2651
2652        b43_nphy_adjust_lna_gain_table(dev);
2653
2654        if (nphy->elna_gain_config) {
2655                b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808);
2656                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
2657                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2658                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2659                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2660
2661                b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08);
2662                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
2663                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2664                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2665                b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2666
2667                b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
2668                /* specs say about 2 loops, but wl does 4 */
2669                for (i = 0; i < 4; i++)
2670                        b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
2671                                                (code << 8 | 0x74));
2672        }
2673
2674        if (dev->phy.rev == 2) {
2675                for (i = 0; i < 4; i++) {
2676                        b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
2677                                        (0x0400 * i) + 0x0020);
2678                        for (j = 0; j < 21; j++) {
2679                                tmp = j * (i < 2 ? 3 : 1);
2680                                b43_phy_write(dev,
2681                                        B43_NPHY_TABLE_DATALO, tmp);
2682                        }
2683                }
2684        }
2685
2686        b43_nphy_set_rf_sequence(dev, 5, rfseq_events, rfseq_delays, 3);
2687        b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
2688                ~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF,
2689                0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
2690
2691        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
2692                b43_phy_maskset(dev, B43_PHY_N(0xC5D), 0xFF80, 4);
2693}
2694
2695/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */
2696static void b43_nphy_gain_ctl_workarounds(struct b43_wldev *dev)
2697{
2698        if (dev->phy.rev >= 19)
2699                b43_nphy_gain_ctl_workarounds_rev19(dev);
2700        else if (dev->phy.rev >= 7)
2701                b43_nphy_gain_ctl_workarounds_rev7(dev);
2702        else if (dev->phy.rev >= 3)
2703                b43_nphy_gain_ctl_workarounds_rev3(dev);
2704        else
2705                b43_nphy_gain_ctl_workarounds_rev1_2(dev);
2706}
2707
2708static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev)
2709{
2710        struct ssb_sprom *sprom = dev->dev->bus_sprom;
2711        struct b43_phy *phy = &dev->phy;
2712
2713        /* TX to RX */
2714        u8 tx2rx_events[7] = { 4, 3, 5, 2, 1, 8, 31, };
2715        u8 tx2rx_delays[7] = { 8, 4, 4, 4, 4, 6, 1, };
2716        /* RX to TX */
2717        u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3,
2718                                        0x1F };
2719        u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
2720
2721        static const u16 ntab7_15e_16e[] = { 0, 0x10f, 0x10f };
2722        u8 ntab7_138_146[] = { 0x11, 0x11 };
2723        u8 ntab7_133[] = { 0x77, 0x11, 0x11 };
2724
2725        u16 lpf_ofdm_20mhz[2], lpf_ofdm_40mhz[2], lpf_11b[2];
2726        u16 bcap_val;
2727        s16 bcap_val_11b[2], bcap_val_11n_20[2], bcap_val_11n_40[2];
2728        u16 scap_val;
2729        s16 scap_val_11b[2], scap_val_11n_20[2], scap_val_11n_40[2];
2730        bool rccal_ovrd = false;
2731
2732        u16 bias, conv, filt;
2733
2734        u32 noise_tbl[2];
2735
2736        u32 tmp32;
2737        u8 core;
2738
2739        b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125);
2740        b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01b3);
2741        b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105);
2742        b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016e);
2743        b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00cd);
2744        b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020);
2745
2746        if (phy->rev == 7) {
2747                b43_phy_set(dev, B43_NPHY_FINERX2_CGC, 0x10);
2748                b43_phy_maskset(dev, B43_NPHY_FREQGAIN0, 0xFF80, 0x0020);
2749                b43_phy_maskset(dev, B43_NPHY_FREQGAIN0, 0x80FF, 0x2700);
2750                b43_phy_maskset(dev, B43_NPHY_FREQGAIN1, 0xFF80, 0x002E);
2751                b43_phy_maskset(dev, B43_NPHY_FREQGAIN1, 0x80FF, 0x3300);
2752                b43_phy_maskset(dev, B43_NPHY_FREQGAIN2, 0xFF80, 0x0037);
2753                b43_phy_maskset(dev, B43_NPHY_FREQGAIN2, 0x80FF, 0x3A00);
2754                b43_phy_maskset(dev, B43_NPHY_FREQGAIN3, 0xFF80, 0x003C);
2755                b43_phy_maskset(dev, B43_NPHY_FREQGAIN3, 0x80FF, 0x3E00);
2756                b43_phy_maskset(dev, B43_NPHY_FREQGAIN4, 0xFF80, 0x003E);
2757                b43_phy_maskset(dev, B43_NPHY_FREQGAIN4, 0x80FF, 0x3F00);
2758                b43_phy_maskset(dev, B43_NPHY_FREQGAIN5, 0xFF80, 0x0040);
2759                b43_phy_maskset(dev, B43_NPHY_FREQGAIN5, 0x80FF, 0x4000);
2760                b43_phy_maskset(dev, B43_NPHY_FREQGAIN6, 0xFF80, 0x0040);
2761                b43_phy_maskset(dev, B43_NPHY_FREQGAIN6, 0x80FF, 0x4000);
2762                b43_phy_maskset(dev, B43_NPHY_FREQGAIN7, 0xFF80, 0x0040);
2763                b43_phy_maskset(dev, B43_NPHY_FREQGAIN7, 0x80FF, 0x4000);
2764        }
2765
2766        if (phy->rev >= 16) {
2767                b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x7ff);
2768                b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x7ff);
2769        } else if (phy->rev <= 8) {
2770                b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x1B0);
2771                b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x1B0);
2772        }
2773
2774        if (phy->rev >= 16)
2775                b43_phy_maskset(dev, B43_NPHY_TXTAILCNT, ~0xFF, 0xa0);
2776        else if (phy->rev >= 8)
2777                b43_phy_maskset(dev, B43_NPHY_TXTAILCNT, ~0xFF, 0x72);
2778
2779        b43_ntab_write(dev, B43_NTAB16(8, 0x00), 2);
2780        b43_ntab_write(dev, B43_NTAB16(8, 0x10), 2);
2781        tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0));
2782        tmp32 &= 0xffffff;
2783        b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32);
2784        b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x15d), 3, ntab7_15e_16e);
2785        b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x16d), 3, ntab7_15e_16e);
2786
2787        b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays,
2788                                 ARRAY_SIZE(tx2rx_events));
2789        if (b43_nphy_ipa(dev))
2790                b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa,
2791                                rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa));
2792
2793        b43_phy_maskset(dev, B43_NPHY_EPS_OVERRIDEI_0, 0x3FFF, 0x4000);
2794        b43_phy_maskset(dev, B43_NPHY_EPS_OVERRIDEI_1, 0x3FFF, 0x4000);
2795
2796        for (core = 0; core < 2; core++) {
2797                lpf_ofdm_20mhz[core] = b43_nphy_read_lpf_ctl(dev, 0x154 + core * 0x10);
2798                lpf_ofdm_40mhz[core] = b43_nphy_read_lpf_ctl(dev, 0x159 + core * 0x10);
2799                lpf_11b[core] = b43_nphy_read_lpf_ctl(dev, 0x152 + core * 0x10);
2800        }
2801
2802        bcap_val = b43_radio_read(dev, R2057_RCCAL_BCAP_VAL);
2803        scap_val = b43_radio_read(dev, R2057_RCCAL_SCAP_VAL);
2804
2805        if (b43_nphy_ipa(dev)) {
2806                bool ghz2 = b43_current_band(dev->wl) == NL80211_BAND_2GHZ;
2807
2808                switch (phy->radio_rev) {
2809                case 5:
2810                        /* Check radio version (to be 0) by PHY rev for now */
2811                        if (phy->rev == 8 && b43_is_40mhz(dev)) {
2812                                for (core = 0; core < 2; core++) {
2813                                        scap_val_11b[core] = scap_val;
2814                                        bcap_val_11b[core] = bcap_val;
2815                                        scap_val_11n_20[core] = scap_val;
2816                                        bcap_val_11n_20[core] = bcap_val;
2817                                        scap_val_11n_40[core] = 0xc;
2818                                        bcap_val_11n_40[core] = 0xc;
2819                                }
2820
2821                                rccal_ovrd = true;
2822                        }
2823                        if (phy->rev == 9) {
2824                                /* TODO: Radio version 1 (e.g. BCM5357B0) */
2825                        }
2826                        break;
2827                case 7:
2828                case 8:
2829                        for (core = 0; core < 2; core++) {
2830                                scap_val_11b[core] = scap_val;
2831                                bcap_val_11b[core] = bcap_val;
2832                                lpf_ofdm_20mhz[core] = 4;
2833                                lpf_11b[core] = 1;
2834                                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2835                                        scap_val_11n_20[core] = 0xc;
2836                                        bcap_val_11n_20[core] = 0xc;
2837                                        scap_val_11n_40[core] = 0xa;
2838                                        bcap_val_11n_40[core] = 0xa;
2839                                } else {
2840                                        scap_val_11n_20[core] = 0x14;
2841                                        bcap_val_11n_20[core] = 0x14;
2842                                        scap_val_11n_40[core] = 0xf;
2843                                        bcap_val_11n_40[core] = 0xf;
2844                                }
2845                        }
2846
2847                        rccal_ovrd = true;
2848                        break;
2849                case 9:
2850                        for (core = 0; core < 2; core++) {
2851                                bcap_val_11b[core] = bcap_val;
2852                                scap_val_11b[core] = scap_val;
2853                                lpf_11b[core] = 1;
2854
2855                                if (ghz2) {
2856                                        bcap_val_11n_20[core] = bcap_val + 13;
2857                                        scap_val_11n_20[core] = scap_val + 15;
2858                                } else {
2859                                        bcap_val_11n_20[core] = bcap_val + 14;
2860                                        scap_val_11n_20[core] = scap_val + 15;
2861                                }
2862                                lpf_ofdm_20mhz[core] = 4;
2863
2864                                if (ghz2) {
2865                                        bcap_val_11n_40[core] = bcap_val - 7;
2866                                        scap_val_11n_40[core] = scap_val - 5;
2867                                } else {
2868                                        bcap_val_11n_40[core] = bcap_val + 2;
2869                                        scap_val_11n_40[core] = scap_val + 4;
2870                                }
2871                                lpf_ofdm_40mhz[core] = 4;
2872                        }
2873
2874                        rccal_ovrd = true;
2875                        break;
2876                case 14:
2877                        for (core = 0; core < 2; core++) {
2878                                bcap_val_11b[core] = bcap_val;
2879                                scap_val_11b[core] = scap_val;
2880                                lpf_11b[core] = 1;
2881                        }
2882
2883                        bcap_val_11n_20[0] = bcap_val + 20;
2884                        scap_val_11n_20[0] = scap_val + 20;
2885                        lpf_ofdm_20mhz[0] = 3;
2886
2887                        bcap_val_11n_20[1] = bcap_val + 16;
2888                        scap_val_11n_20[1] = scap_val + 16;
2889                        lpf_ofdm_20mhz[1] = 3;
2890
2891                        bcap_val_11n_40[0] = bcap_val + 20;
2892                        scap_val_11n_40[0] = scap_val + 20;
2893                        lpf_ofdm_40mhz[0] = 4;
2894
2895                        bcap_val_11n_40[1] = bcap_val + 10;
2896                        scap_val_11n_40[1] = scap_val + 10;
2897                        lpf_ofdm_40mhz[1] = 4;
2898
2899                        rccal_ovrd = true;
2900                        break;
2901                }
2902        } else {
2903                if (phy->radio_rev == 5) {
2904                        for (core = 0; core < 2; core++) {
2905                                lpf_ofdm_20mhz[core] = 1;
2906                                lpf_ofdm_40mhz[core] = 3;
2907                                scap_val_11b[core] = scap_val;
2908                                bcap_val_11b[core] = bcap_val;
2909                                scap_val_11n_20[core] = 0x11;
2910                                scap_val_11n_40[core] = 0x11;
2911                                bcap_val_11n_20[core] = 0x13;
2912                                bcap_val_11n_40[core] = 0x13;
2913                        }
2914
2915                        rccal_ovrd = true;
2916                }
2917        }
2918        if (rccal_ovrd) {
2919                u16 rx2tx_lut_20_11b[2], rx2tx_lut_20_11n[2], rx2tx_lut_40_11n[2];
2920                u8 rx2tx_lut_extra = 1;
2921
2922                for (core = 0; core < 2; core++) {
2923                        bcap_val_11b[core] = clamp_val(bcap_val_11b[core], 0, 0x1f);
2924                        scap_val_11b[core] = clamp_val(scap_val_11b[core], 0, 0x1f);
2925                        bcap_val_11n_20[core] = clamp_val(bcap_val_11n_20[core], 0, 0x1f);
2926                        scap_val_11n_20[core] = clamp_val(scap_val_11n_20[core], 0, 0x1f);
2927                        bcap_val_11n_40[core] = clamp_val(bcap_val_11n_40[core], 0, 0x1f);
2928                        scap_val_11n_40[core] = clamp_val(scap_val_11n_40[core], 0, 0x1f);
2929
2930                        rx2tx_lut_20_11b[core] = (rx2tx_lut_extra << 13) |
2931                                                 (bcap_val_11b[core] << 8) |
2932                                                 (scap_val_11b[core] << 3) |
2933                                                 lpf_11b[core];
2934                        rx2tx_lut_20_11n[core] = (rx2tx_lut_extra << 13) |
2935                                                 (bcap_val_11n_20[core] << 8) |
2936                                                 (scap_val_11n_20[core] << 3) |
2937                                                 lpf_ofdm_20mhz[core];
2938                        rx2tx_lut_40_11n[core] = (rx2tx_lut_extra << 13) |
2939                                                 (bcap_val_11n_40[core] << 8) |
2940                                                 (scap_val_11n_40[core] << 3) |
2941                                                 lpf_ofdm_40mhz[core];
2942                }
2943
2944                for (core = 0; core < 2; core++) {
2945                        b43_ntab_write(dev, B43_NTAB16(7, 0x152 + core * 16),
2946                                       rx2tx_lut_20_11b[core]);
2947                        b43_ntab_write(dev, B43_NTAB16(7, 0x153 + core * 16),
2948                                       rx2tx_lut_20_11n[core]);
2949                        b43_ntab_write(dev, B43_NTAB16(7, 0x154 + core * 16),
2950                                       rx2tx_lut_20_11n[core]);
2951                        b43_ntab_write(dev, B43_NTAB16(7, 0x155 + core * 16),
2952                                       rx2tx_lut_40_11n[core]);
2953                        b43_ntab_write(dev, B43_NTAB16(7, 0x156 + core * 16),
2954                                       rx2tx_lut_40_11n[core]);
2955                        b43_ntab_write(dev, B43_NTAB16(7, 0x157 + core * 16),
2956                                       rx2tx_lut_40_11n[core]);
2957                        b43_ntab_write(dev, B43_NTAB16(7, 0x158 + core * 16),
2958                                       rx2tx_lut_40_11n[core]);
2959                        b43_ntab_write(dev, B43_NTAB16(7, 0x159 + core * 16),
2960                                       rx2tx_lut_40_11n[core]);
2961                }
2962        }
2963
2964        b43_phy_write(dev, 0x32F, 0x3);
2965
2966        if (phy->radio_rev == 4 || phy->radio_rev == 6)
2967                b43_nphy_rf_ctl_override_rev7(dev, 4, 1, 3, false, 0);
2968
2969        if (phy->radio_rev == 3 || phy->radio_rev == 4 || phy->radio_rev == 6) {
2970                if (sprom->revision &&
2971                    sprom->boardflags2_hi & B43_BFH2_IPALVLSHIFT_3P3) {
2972                        b43_radio_write(dev, 0x5, 0x05);
2973                        b43_radio_write(dev, 0x6, 0x30);
2974                        b43_radio_write(dev, 0x7, 0x00);
2975                        b43_radio_set(dev, 0x4f, 0x1);
2976                        b43_radio_set(dev, 0xd4, 0x1);
2977                        bias = 0x1f;
2978                        conv = 0x6f;
2979                        filt = 0xaa;
2980                } else {
2981                        bias = 0x2b;
2982                        conv = 0x7f;
2983                        filt = 0xee;
2984                }
2985                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2986                        for (core = 0; core < 2; core++) {
2987                                if (core == 0) {
2988                                        b43_radio_write(dev, 0x5F, bias);
2989                                        b43_radio_write(dev, 0x64, conv);
2990                                        b43_radio_write(dev, 0x66, filt);
2991                                } else {
2992                                        b43_radio_write(dev, 0xE8, bias);
2993                                        b43_radio_write(dev, 0xE9, conv);
2994                                        b43_radio_write(dev, 0xEB, filt);
2995                                }
2996                        }
2997                }
2998        }
2999
3000        if (b43_nphy_ipa(dev)) {
3001                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3002                        if (phy->radio_rev == 3 || phy->radio_rev == 4 ||
3003                            phy->radio_rev == 6) {
3004                                for (core = 0; core < 2; core++) {
3005                                        if (core == 0)
3006                                                b43_radio_write(dev, 0x51,
3007                                                                0x7f);
3008                                        else
3009                                                b43_radio_write(dev, 0xd6,
3010                                                                0x7f);
3011                                }
3012                        }
3013                        switch (phy->radio_rev) {
3014                        case 3:
3015                                for (core = 0; core < 2; core++) {
3016                                        if (core == 0) {
3017                                                b43_radio_write(dev, 0x64,
3018                                                                0x13);
3019                                                b43_radio_write(dev, 0x5F,
3020                                                                0x1F);
3021                                                b43_radio_write(dev, 0x66,
3022                                                                0xEE);
3023                                                b43_radio_write(dev, 0x59,
3024                                                                0x8A);
3025                                                b43_radio_write(dev, 0x80,
3026                                                                0x3E);
3027                                        } else {
3028                                                b43_radio_write(dev, 0x69,
3029                                                                0x13);
3030                                                b43_radio_write(dev, 0xE8,
3031                                                                0x1F);
3032                                                b43_radio_write(dev, 0xEB,
3033                                                                0xEE);
3034                                                b43_radio_write(dev, 0xDE,
3035                                                                0x8A);
3036                                                b43_radio_write(dev, 0x105,
3037                                                                0x3E);
3038                                        }
3039                                }
3040                                break;
3041                        case 7:
3042                        case 8:
3043                                if (!b43_is_40mhz(dev)) {
3044                                        b43_radio_write(dev, 0x5F, 0x14);
3045                                        b43_radio_write(dev, 0xE8, 0x12);
3046                                } else {
3047                                        b43_radio_write(dev, 0x5F, 0x16);
3048                                        b43_radio_write(dev, 0xE8, 0x16);
3049                                }
3050                                break;
3051                        case 14:
3052                                for (core = 0; core < 2; core++) {
3053                                        int o = core ? 0x85 : 0;
3054
3055                                        b43_radio_write(dev, o + R2057_IPA2G_CASCONV_CORE0, 0x13);
3056                                        b43_radio_write(dev, o + R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, 0x21);
3057                                        b43_radio_write(dev, o + R2057_IPA2G_BIAS_FILTER_CORE0, 0xff);
3058                                        b43_radio_write(dev, o + R2057_PAD2G_IDACS_CORE0, 0x88);
3059                                        b43_radio_write(dev, o + R2057_PAD2G_TUNE_PUS_CORE0, 0x23);
3060                                        b43_radio_write(dev, o + R2057_IPA2G_IMAIN_CORE0, 0x16);
3061                                        b43_radio_write(dev, o + R2057_PAD_BIAS_FILTER_BWS_CORE0, 0x3e);
3062                                        b43_radio_write(dev, o + R2057_BACKUP1_CORE0, 0x10);
3063                                }
3064                                break;
3065                        }
3066                } else {
3067                        u16 freq = phy->chandef->chan->center_freq;
3068                        if ((freq >= 5180 && freq <= 5230) ||
3069                            (freq >= 5745 && freq <= 5805)) {
3070                                b43_radio_write(dev, 0x7D, 0xFF);
3071                                b43_radio_write(dev, 0xFE, 0xFF);
3072                        }
3073                }
3074        } else {
3075                if (phy->radio_rev != 5) {
3076                        for (core = 0; core < 2; core++) {
3077                                if (core == 0) {
3078                                        b43_radio_write(dev, 0x5c, 0x61);
3079                                        b43_radio_write(dev, 0x51, 0x70);
3080                                } else {
3081                                        b43_radio_write(dev, 0xe1, 0x61);
3082                                        b43_radio_write(dev, 0xd6, 0x70);
3083                                }
3084                        }
3085                }
3086        }
3087
3088        if (phy->radio_rev == 4) {
3089                b43_ntab_write(dev, B43_NTAB16(8, 0x05), 0x20);
3090                b43_ntab_write(dev, B43_NTAB16(8, 0x15), 0x20);
3091                for (core = 0; core < 2; core++) {
3092                        if (core == 0) {
3093                                b43_radio_write(dev, 0x1a1, 0x00);
3094                                b43_radio_write(dev, 0x1a2, 0x3f);
3095                                b43_radio_write(dev, 0x1a6, 0x3f);
3096                        } else {
3097                                b43_radio_write(dev, 0x1a7, 0x00);
3098                                b43_radio_write(dev, 0x1ab, 0x3f);
3099                                b43_radio_write(dev, 0x1ac, 0x3f);
3100                        }
3101                }
3102        } else {
3103                b43_phy_set(dev, B43_NPHY_AFECTL_C1, 0x4);
3104                b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x4);
3105                b43_phy_set(dev, B43_NPHY_AFECTL_C2, 0x4);
3106                b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4);
3107
3108                b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x1);
3109                b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x1);
3110                b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x1);
3111                b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x1);
3112                b43_ntab_write(dev, B43_NTAB16(8, 0x05), 0);
3113                b43_ntab_write(dev, B43_NTAB16(8, 0x15), 0);
3114
3115                b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x4);
3116                b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x4);
3117                b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x4);
3118                b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4);
3119        }
3120
3121        b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, 0x2);
3122
3123        b43_ntab_write(dev, B43_NTAB32(16, 0x100), 20);
3124        b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x138), 2, ntab7_138_146);
3125        b43_ntab_write(dev, B43_NTAB16(7, 0x141), 0x77);
3126        b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x133), 3, ntab7_133);
3127        b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x146), 2, ntab7_138_146);
3128        b43_ntab_write(dev, B43_NTAB16(7, 0x123), 0x77);
3129        b43_ntab_write(dev, B43_NTAB16(7, 0x12A), 0x77);
3130
3131        b43_ntab_read_bulk(dev, B43_NTAB32(16, 0x02), 1, noise_tbl);
3132        noise_tbl[1] = b43_is_40mhz(dev) ? 0x14D : 0x18D;
3133        b43_ntab_write_bulk(dev, B43_NTAB32(16, 0x02), 2, noise_tbl);
3134
3135        b43_ntab_read_bulk(dev, B43_NTAB32(16, 0x7E), 1, noise_tbl);
3136        noise_tbl[1] = b43_is_40mhz(dev) ? 0x14D : 0x18D;
3137        b43_ntab_write_bulk(dev, B43_NTAB32(16, 0x7E), 2, noise_tbl);
3138
3139        b43_nphy_gain_ctl_workarounds(dev);
3140
3141        /* TODO
3142        b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4,
3143                            aux_adc_vmid_rev7_core0);
3144        b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4,
3145                            aux_adc_vmid_rev7_core1);
3146        b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0C), 4,
3147                            aux_adc_gain_rev7);
3148        b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1C), 4,
3149                            aux_adc_gain_rev7);
3150        */
3151}
3152
3153static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev)
3154{
3155        struct b43_phy_n *nphy = dev->phy.n;
3156        struct ssb_sprom *sprom = dev->dev->bus_sprom;
3157
3158        /* TX to RX */
3159        u8 tx2rx_events[7] = { 0x4, 0x3, 0x5, 0x2, 0x1, 0x8, 0x1F };
3160        u8 tx2rx_delays[7] = { 8, 4, 4, 4, 4, 6, 1 };
3161        /* RX to TX */
3162        u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3,
3163                                        0x1F };
3164        u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
3165        u8 rx2tx_events[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0x3, 0x4, 0x1F };
3166        u8 rx2tx_delays[9] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 };
3167
3168        u16 vmids[5][4] = {
3169                { 0xa2, 0xb4, 0xb4, 0x89, }, /* 0 */
3170                { 0xb4, 0xb4, 0xb4, 0x24, }, /* 1 */
3171                { 0xa2, 0xb4, 0xb4, 0x74, }, /* 2 */
3172                { 0xa2, 0xb4, 0xb4, 0x270, }, /* 3 */
3173                { 0xa2, 0xb4, 0xb4, 0x00, }, /* 4 and 5 */
3174        };
3175        u16 gains[5][4] = {
3176                { 0x02, 0x02, 0x02, 0x00, }, /* 0 */
3177                { 0x02, 0x02, 0x02, 0x02, }, /* 1 */
3178                { 0x02, 0x02, 0x02, 0x04, }, /* 2 */
3179                { 0x02, 0x02, 0x02, 0x00, }, /* 3 */
3180                { 0x02, 0x02, 0x02, 0x00, }, /* 4 and 5 */
3181        };
3182        u16 *vmid, *gain;
3183
3184        u8 pdet_range;
3185        u16 tmp16;
3186        u32 tmp32;
3187
3188        b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x1f8);
3189        b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x1f8);
3190
3191        tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0));
3192        tmp32 &= 0xffffff;
3193        b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32);
3194
3195        b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125);
3196        b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01B3);
3197        b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105);
3198        b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016E);
3199        b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00CD);
3200        b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020);
3201
3202        b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_LOGAIN_B, 0x000C);
3203        b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_LOGAIN_B, 0x000C);
3204
3205        /* TX to RX */
3206        b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays,
3207                                 ARRAY_SIZE(tx2rx_events));
3208
3209        /* RX to TX */
3210        if (b43_nphy_ipa(dev))
3211                b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa,
3212                                rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa));
3213        if (nphy->hw_phyrxchain != 3 &&
3214            nphy->hw_phyrxchain != nphy->hw_phytxchain) {
3215                if (b43_nphy_ipa(dev)) {
3216                        rx2tx_delays[5] = 59;
3217                        rx2tx_delays[6] = 1;
3218                        rx2tx_events[7] = 0x1F;
3219                }
3220                b43_nphy_set_rf_sequence(dev, 0, rx2tx_events, rx2tx_delays,
3221                                         ARRAY_SIZE(rx2tx_events));
3222        }
3223
3224        tmp16 = (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) ?
3225                0x2 : 0x9C40;
3226        b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, tmp16);
3227
3228        b43_phy_maskset(dev, B43_NPHY_SGILTRNOFFSET, 0xF0FF, 0x0700);
3229
3230        if (!b43_is_40mhz(dev)) {
3231                b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D);
3232                b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D);
3233        } else {
3234                b43_ntab_write(dev, B43_NTAB32(16, 3), 0x14D);
3235                b43_ntab_write(dev, B43_NTAB32(16, 127), 0x14D);
3236        }
3237
3238        b43_nphy_gain_ctl_workarounds(dev);
3239
3240        b43_ntab_write(dev, B43_NTAB16(8, 0), 2);
3241        b43_ntab_write(dev, B43_NTAB16(8, 16), 2);
3242
3243        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3244                pdet_range = sprom->fem.ghz2.pdet_range;
3245        else
3246                pdet_range = sprom->fem.ghz5.pdet_range;
3247        vmid = vmids[min_t(u16, pdet_range, 4)];
3248        gain = gains[min_t(u16, pdet_range, 4)];
3249        switch (pdet_range) {
3250        case 3:
3251                if (!(dev->phy.rev >= 4 &&
3252                      b43_current_band(dev->wl) == NL80211_BAND_2GHZ))
3253                        break;
3254                /* FALL THROUGH */
3255        case 0:
3256        case 1:
3257                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3258                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3259                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3260                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3261                break;
3262        case 2:
3263                if (dev->phy.rev >= 6) {
3264                        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3265                                vmid[3] = 0x94;
3266                        else
3267                                vmid[3] = 0x8e;
3268                        gain[3] = 3;
3269                } else if (dev->phy.rev == 5) {
3270                        vmid[3] = 0x84;
3271                        gain[3] = 2;
3272                }
3273                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3274                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3275                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3276                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3277                break;
3278        case 4:
3279        case 5:
3280                if (b43_current_band(dev->wl) != NL80211_BAND_2GHZ) {
3281                        if (pdet_range == 4) {
3282                                vmid[3] = 0x8e;
3283                                tmp16 = 0x96;
3284                                gain[3] = 0x2;
3285                        } else {
3286                                vmid[3] = 0x89;
3287                                tmp16 = 0x89;
3288                                gain[3] = 0;
3289                        }
3290                } else {
3291                        if (pdet_range == 4) {
3292                                vmid[3] = 0x89;
3293                                tmp16 = 0x8b;
3294                                gain[3] = 0x2;
3295                        } else {
3296                                vmid[3] = 0x74;
3297                                tmp16 = 0x70;
3298                                gain[3] = 0;
3299                        }
3300                }
3301                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3302                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3303                vmid[3] = tmp16;
3304                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3305                b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3306                break;
3307        }
3308
3309        b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_MAST_BIAS, 0x00);
3310        b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_MAST_BIAS, 0x00);
3311        b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
3312        b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
3313        b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_AUX, 0x07);
3314        b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_AUX, 0x07);
3315        b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_LOB_BIAS, 0x88);
3316        b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_LOB_BIAS, 0x88);
3317        b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_CMFB_IDAC, 0x00);
3318        b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_CMFB_IDAC, 0x00);
3319        b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
3320        b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
3321
3322        /* N PHY WAR TX Chain Update with hw_phytxchain as argument */
3323
3324        if ((sprom->boardflags2_lo & B43_BFL2_APLL_WAR &&
3325             b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ||
3326            (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR &&
3327             b43_current_band(dev->wl) == NL80211_BAND_2GHZ))
3328                tmp32 = 0x00088888;
3329        else
3330                tmp32 = 0x88888888;
3331        b43_ntab_write(dev, B43_NTAB32(30, 1), tmp32);
3332        b43_ntab_write(dev, B43_NTAB32(30, 2), tmp32);
3333        b43_ntab_write(dev, B43_NTAB32(30, 3), tmp32);
3334
3335        if (dev->phy.rev == 4 &&
3336            b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
3337                b43_radio_write(dev, B2056_TX0 | B2056_TX_GMBB_IDAC,
3338                                0x70);
3339                b43_radio_write(dev, B2056_TX1 | B2056_TX_GMBB_IDAC,
3340                                0x70);
3341        }
3342
3343        /* Dropped probably-always-true condition */
3344        b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH0, 0x03eb);
3345        b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH1, 0x03eb);
3346        b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH0, 0x0341);
3347        b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH1, 0x0341);
3348        b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH0, 0x042b);
3349        b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH1, 0x042b);
3350        b43_phy_write(dev, B43_NPHY_ED_CRS20LDEASSERTTHRESH0, 0x0381);
3351        b43_phy_write(dev, B43_NPHY_ED_CRS20LDEASSERTTHRESH1, 0x0381);
3352        b43_phy_write(dev, B43_NPHY_ED_CRS20UASSERTTHRESH0, 0x042b);
3353        b43_phy_write(dev, B43_NPHY_ED_CRS20UASSERTTHRESH1, 0x042b);
3354        b43_phy_write(dev, B43_NPHY_ED_CRS20UDEASSERTTHRESH0, 0x0381);
3355        b43_phy_write(dev, B43_NPHY_ED_CRS20UDEASSERTTHRESH1, 0x0381);
3356
3357        if (dev->phy.rev >= 6 && sprom->boardflags2_lo & B43_BFL2_SINGLEANT_CCK)
3358                ; /* TODO: 0x0080000000000000 HF */
3359}
3360
3361static void b43_nphy_workarounds_rev1_2(struct b43_wldev *dev)
3362{
3363        struct ssb_sprom *sprom = dev->dev->bus_sprom;
3364        struct b43_phy *phy = &dev->phy;
3365        struct b43_phy_n *nphy = phy->n;
3366
3367        u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 };
3368        u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 };
3369
3370        u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 };
3371        u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 };
3372
3373        if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD ||
3374            dev->dev->board_type == BCMA_BOARD_TYPE_BCM943224M93) {
3375                delays1[0] = 0x1;
3376                delays1[5] = 0x14;
3377        }
3378
3379        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ &&
3380            nphy->band5g_pwrgain) {
3381                b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8);
3382                b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8);
3383        } else {
3384                b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
3385                b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8);
3386        }
3387
3388        b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0x000A);
3389        b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0x000A);
3390        if (dev->phy.rev < 3) {
3391                b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
3392                b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
3393        }
3394
3395        if (dev->phy.rev < 2) {
3396                b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0x0000);
3397                b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0x0000);
3398                b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
3399                b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
3400                b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x0800);
3401                b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x0800);
3402        }
3403
3404        b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
3405        b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
3406        b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
3407        b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
3408
3409        b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
3410        b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
3411
3412        b43_nphy_gain_ctl_workarounds(dev);
3413
3414        if (dev->phy.rev < 2) {
3415                if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
3416                        b43_hf_write(dev, b43_hf_read(dev) |
3417                                        B43_HF_MLADVW);
3418        } else if (dev->phy.rev == 2) {
3419                b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0);
3420                b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0);
3421        }
3422
3423        if (dev->phy.rev < 2)
3424                b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
3425                                ~B43_NPHY_SCRAM_SIGCTL_SCM);
3426
3427        /* Set phase track alpha and beta */
3428        b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
3429        b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
3430        b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
3431        b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
3432        b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
3433        b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
3434
3435        if (dev->phy.rev < 3) {
3436                b43_phy_mask(dev, B43_NPHY_PIL_DW1,
3437                             ~B43_NPHY_PIL_DW_64QAM & 0xFFFF);
3438                b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5);
3439                b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4);
3440                b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00);
3441        }
3442
3443        if (dev->phy.rev == 2)
3444                b43_phy_set(dev, B43_NPHY_FINERX2_CGC,
3445                                B43_NPHY_FINERX2_CGC_DECGC);
3446}
3447
3448/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */
3449static void b43_nphy_workarounds(struct b43_wldev *dev)
3450{
3451        struct b43_phy *phy = &dev->phy;
3452        struct b43_phy_n *nphy = phy->n;
3453
3454        if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
3455                b43_nphy_classifier(dev, 1, 0);
3456        else
3457                b43_nphy_classifier(dev, 1, 1);
3458
3459        if (nphy->hang_avoid)
3460                b43_nphy_stay_in_carrier_search(dev, 1);
3461
3462        b43_phy_set(dev, B43_NPHY_IQFLIP,
3463                    B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
3464
3465        /* TODO: rev19+ */
3466        if (dev->phy.rev >= 7)
3467                b43_nphy_workarounds_rev7plus(dev);
3468        else if (dev->phy.rev >= 3)
3469                b43_nphy_workarounds_rev3plus(dev);
3470        else
3471                b43_nphy_workarounds_rev1_2(dev);
3472
3473        if (nphy->hang_avoid)
3474                b43_nphy_stay_in_carrier_search(dev, 0);
3475}
3476
3477/**************************************************
3478 * Tx/Rx common
3479 **************************************************/
3480
3481/*
3482 * Transmits a known value for LO calibration
3483 * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone
3484 */
3485static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val,
3486                            bool iqmode, bool dac_test, bool modify_bbmult)
3487{
3488        u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test);
3489        if (samp == 0)
3490                return -1;
3491        b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test,
3492                             modify_bbmult);
3493        return 0;
3494}
3495
3496/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Chains */
3497static void b43_nphy_update_txrx_chain(struct b43_wldev *dev)
3498{
3499        struct b43_phy_n *nphy = dev->phy.n;
3500
3501        bool override = false;
3502        u16 chain = 0x33;
3503
3504        if (nphy->txrx_chain == 0) {
3505                chain = 0x11;
3506                override = true;
3507        } else if (nphy->txrx_chain == 1) {
3508                chain = 0x22;
3509                override = true;
3510        }
3511
3512        b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
3513                        ~(B43_NPHY_RFSEQCA_TXEN | B43_NPHY_RFSEQCA_RXEN),
3514                        chain);
3515
3516        if (override)
3517                b43_phy_set(dev, B43_NPHY_RFSEQMODE,
3518                                B43_NPHY_RFSEQMODE_CAOVER);
3519        else
3520                b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
3521                                ~B43_NPHY_RFSEQMODE_CAOVER);
3522}
3523
3524/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/stop-playback */
3525static void b43_nphy_stop_playback(struct b43_wldev *dev)
3526{
3527        struct b43_phy *phy = &dev->phy;
3528        struct b43_phy_n *nphy = dev->phy.n;
3529        u16 tmp;
3530
3531        if (nphy->hang_avoid)
3532                b43_nphy_stay_in_carrier_search(dev, 1);
3533
3534        tmp = b43_phy_read(dev, B43_NPHY_SAMP_STAT);
3535        if (tmp & 0x1)
3536                b43_phy_set(dev, B43_NPHY_SAMP_CMD, B43_NPHY_SAMP_CMD_STOP);
3537        else if (tmp & 0x2)
3538                b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
3539
3540        b43_phy_mask(dev, B43_NPHY_SAMP_CMD, ~0x0004);
3541
3542        if (nphy->bb_mult_save & 0x80000000) {
3543                tmp = nphy->bb_mult_save & 0xFFFF;
3544                b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
3545                nphy->bb_mult_save = 0;
3546        }
3547
3548        if (phy->rev >= 7 && nphy->lpf_bw_overrode_for_sample_play) {
3549                if (phy->rev >= 19)
3550                        b43_nphy_rf_ctl_override_rev19(dev, 0x80, 0, 0, true,
3551                                                       1);
3552                else
3553                        b43_nphy_rf_ctl_override_rev7(dev, 0x80, 0, 0, true, 1);
3554                nphy->lpf_bw_overrode_for_sample_play = false;
3555        }
3556
3557        if (nphy->hang_avoid)
3558                b43_nphy_stay_in_carrier_search(dev, 0);
3559}
3560
3561/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IqCalGainParams */
3562static void b43_nphy_iq_cal_gain_params(struct b43_wldev *dev, u16 core,
3563                                        struct nphy_txgains target,
3564                                        struct nphy_iqcal_params *params)
3565{
3566        struct b43_phy *phy = &dev->phy;
3567        int i, j, indx;
3568        u16 gain;
3569
3570        if (dev->phy.rev >= 3) {
3571                params->tx_lpf = target.tx_lpf[core]; /* Rev 7+ */
3572                params->txgm = target.txgm[core];
3573                params->pga = target.pga[core];
3574                params->pad = target.pad[core];
3575                params->ipa = target.ipa[core];
3576                if (phy->rev >= 19) {
3577                        /* TODO */
3578                } else if (phy->rev >= 7) {
3579                        params->cal_gain = (params->txgm << 12) | (params->pga << 8) | (params->pad << 3) | (params->ipa) | (params->tx_lpf << 15);
3580                } else {
3581                        params->cal_gain = (params->txgm << 12) | (params->pga << 8) | (params->pad << 4) | (params->ipa);
3582                }
3583                for (j = 0; j < 5; j++)
3584                        params->ncorr[j] = 0x79;
3585        } else {
3586                gain = (target.pad[core]) | (target.pga[core] << 4) |
3587                        (target.txgm[core] << 8);
3588
3589                indx = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ?
3590                        1 : 0;
3591                for (i = 0; i < 9; i++)
3592                        if (tbl_iqcal_gainparams[indx][i][0] == gain)
3593                                break;
3594                i = min(i, 8);
3595
3596                params->txgm = tbl_iqcal_gainparams[indx][i][1];
3597                params->pga = tbl_iqcal_gainparams[indx][i][2];
3598                params->pad = tbl_iqcal_gainparams[indx][i][3];
3599                params->cal_gain = (params->txgm << 7) | (params->pga << 4) |
3600                                        (params->pad << 2);
3601                for (j = 0; j < 4; j++)
3602                        params->ncorr[j] = tbl_iqcal_gainparams[indx][i][4 + j];
3603        }
3604}
3605
3606/**************************************************
3607 * Tx and Rx
3608 **************************************************/
3609
3610/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlEnable */
3611static void b43_nphy_tx_power_ctrl(struct b43_wldev *dev, bool enable)
3612{
3613        struct b43_phy *phy = &dev->phy;
3614        struct b43_phy_n *nphy = dev->phy.n;
3615        u8 i;
3616        u16 bmask, val, tmp;
3617        enum nl80211_band band = b43_current_band(dev->wl);
3618
3619        if (nphy->hang_avoid)
3620                b43_nphy_stay_in_carrier_search(dev, 1);
3621
3622        nphy->txpwrctrl = enable;
3623        if (!enable) {
3624                if (dev->phy.rev >= 3 &&
3625                    (b43_phy_read(dev, B43_NPHY_TXPCTL_CMD) &
3626                     (B43_NPHY_TXPCTL_CMD_COEFF |
3627                      B43_NPHY_TXPCTL_CMD_HWPCTLEN |
3628                      B43_NPHY_TXPCTL_CMD_PCTLEN))) {
3629                        /* We disable enabled TX pwr ctl, save it's state */
3630                        nphy->tx_pwr_idx[0] = b43_phy_read(dev,
3631                                                B43_NPHY_C1_TXPCTL_STAT) & 0x7f;
3632                        nphy->tx_pwr_idx[1] = b43_phy_read(dev,
3633                                                B43_NPHY_C2_TXPCTL_STAT) & 0x7f;
3634                }
3635
3636                b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6840);
3637                for (i = 0; i < 84; i++)
3638                        b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
3639
3640                b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6C40);
3641                for (i = 0; i < 84; i++)
3642                        b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
3643
3644                tmp = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3645                if (dev->phy.rev >= 3)
3646                        tmp |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3647                b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD, ~tmp);
3648
3649                if (dev->phy.rev >= 3) {
3650                        b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
3651                        b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
3652                } else {
3653                        b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
3654                }
3655
3656                if (dev->phy.rev == 2)
3657                        b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
3658                                ~B43_NPHY_BPHY_CTL3_SCALE, 0x53);
3659                else if (dev->phy.rev < 2)
3660                        b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
3661                                ~B43_NPHY_BPHY_CTL3_SCALE, 0x5A);
3662
3663                if (dev->phy.rev < 2 && b43_is_40mhz(dev))
3664                        b43_hf_write(dev, b43_hf_read(dev) | B43_HF_TSSIRPSMW);
3665        } else {
3666                b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84,
3667                                    nphy->adj_pwr_tbl);
3668                b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84,
3669                                    nphy->adj_pwr_tbl);
3670
3671                bmask = B43_NPHY_TXPCTL_CMD_COEFF |
3672                        B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3673                /* wl does useless check for "enable" param here */
3674                val = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3675                if (dev->phy.rev >= 3) {
3676                        bmask |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3677                        if (val)
3678                                val |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3679                }
3680                b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, ~(bmask), val);
3681
3682                if (band == NL80211_BAND_5GHZ) {
3683                        if (phy->rev >= 19) {
3684                                /* TODO */
3685                        } else if (phy->rev >= 7) {
3686                                b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3687                                                ~B43_NPHY_TXPCTL_CMD_INIT,
3688                                                0x32);
3689                                b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
3690                                                ~B43_NPHY_TXPCTL_INIT_PIDXI1,
3691                                                0x32);
3692                        } else {
3693                                b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3694                                                ~B43_NPHY_TXPCTL_CMD_INIT,
3695                                                0x64);
3696                                if (phy->rev > 1)
3697                                        b43_phy_maskset(dev,
3698                                                        B43_NPHY_TXPCTL_INIT,
3699                                                        ~B43_NPHY_TXPCTL_INIT_PIDXI1,
3700                                                        0x64);
3701                        }
3702                }
3703
3704                if (dev->phy.rev >= 3) {
3705                        if (nphy->tx_pwr_idx[0] != 128 &&
3706                            nphy->tx_pwr_idx[1] != 128) {
3707                                /* Recover TX pwr ctl state */
3708                                b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3709                                                ~B43_NPHY_TXPCTL_CMD_INIT,
3710                                                nphy->tx_pwr_idx[0]);
3711                                if (dev->phy.rev > 1)
3712                                        b43_phy_maskset(dev,
3713                                                B43_NPHY_TXPCTL_INIT,
3714                                                ~0xff, nphy->tx_pwr_idx[1]);
3715                        }
3716                }
3717
3718                if (phy->rev >= 7) {
3719                        /* TODO */
3720                }
3721
3722                if (dev->phy.rev >= 3) {
3723                        b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x100);
3724                        b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x100);
3725                } else {
3726                        b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4000);
3727                }
3728
3729                if (dev->phy.rev == 2)
3730                        b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x3b);
3731                else if (dev->phy.rev < 2)
3732                        b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x40);
3733
3734                if (dev->phy.rev < 2 && b43_is_40mhz(dev))
3735                        b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_TSSIRPSMW);
3736
3737                if (b43_nphy_ipa(dev)) {
3738                        b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x4);
3739                        b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x4);
3740                }
3741        }
3742
3743        if (nphy->hang_avoid)
3744                b43_nphy_stay_in_carrier_search(dev, 0);
3745}
3746
3747/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrFix */
3748static void b43_nphy_tx_power_fix(struct b43_wldev *dev)
3749{
3750        struct b43_phy *phy = &dev->phy;
3751        struct b43_phy_n *nphy = dev->phy.n;
3752        struct ssb_sprom *sprom = dev->dev->bus_sprom;
3753
3754        u8 txpi[2], bbmult, i;
3755        u16 tmp, radio_gain, dac_gain;
3756        u16 freq = phy->chandef->chan->center_freq;
3757        u32 txgain;
3758        /* u32 gaintbl; rev3+ */
3759
3760        if (nphy->hang_avoid)
3761                b43_nphy_stay_in_carrier_search(dev, 1);
3762
3763        /* TODO: rev19+ */
3764        if (dev->phy.rev >= 7) {
3765                txpi[0] = txpi[1] = 30;
3766        } else if (dev->phy.rev >= 3) {
3767                txpi[0] = 40;
3768                txpi[1] = 40;
3769        } else if (sprom->revision < 4) {
3770                txpi[0] = 72;
3771                txpi[1] = 72;
3772        } else {
3773                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3774                        txpi[0] = sprom->txpid2g[0];
3775                        txpi[1] = sprom->txpid2g[1];
3776                } else if (freq >= 4900 && freq < 5100) {
3777                        txpi[0] = sprom->txpid5gl[0];
3778                        txpi[1] = sprom->txpid5gl[1];
3779                } else if (freq >= 5100 && freq < 5500) {
3780                        txpi[0] = sprom->txpid5g[0];
3781                        txpi[1] = sprom->txpid5g[1];
3782                } else if (freq >= 5500) {
3783                        txpi[0] = sprom->txpid5gh[0];
3784                        txpi[1] = sprom->txpid5gh[1];
3785                } else {
3786                        txpi[0] = 91;
3787                        txpi[1] = 91;
3788                }
3789        }
3790        if (dev->phy.rev < 7 &&
3791            (txpi[0] < 40 || txpi[0] > 100 || txpi[1] < 40 || txpi[1] > 100))
3792                txpi[0] = txpi[1] = 91;
3793
3794        /*
3795        for (i = 0; i < 2; i++) {
3796                nphy->txpwrindex[i].index_internal = txpi[i];
3797                nphy->txpwrindex[i].index_internal_save = txpi[i];
3798        }
3799        */
3800
3801        for (i = 0; i < 2; i++) {
3802                const u32 *table = b43_nphy_get_tx_gain_table(dev);
3803
3804                if (!table)
3805                        break;
3806                txgain = *(table + txpi[i]);
3807
3808                if (dev->phy.rev >= 3)
3809                        radio_gain = (txgain >> 16) & 0x1FFFF;
3810                else
3811                        radio_gain = (txgain >> 16) & 0x1FFF;
3812
3813                if (dev->phy.rev >= 7)
3814                        dac_gain = (txgain >> 8) & 0x7;
3815                else
3816                        dac_gain = (txgain >> 8) & 0x3F;
3817                bbmult = txgain & 0xFF;
3818
3819                if (dev->phy.rev >= 3) {
3820                        if (i == 0)
3821                                b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
3822                        else
3823                                b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
3824                } else {
3825                        b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
3826                }
3827
3828                if (i == 0)
3829                        b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN1, dac_gain);
3830                else
3831                        b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN2, dac_gain);
3832
3833                b43_ntab_write(dev, B43_NTAB16(0x7, 0x110 + i), radio_gain);
3834
3835                tmp = b43_ntab_read(dev, B43_NTAB16(0xF, 0x57));
3836                if (i == 0)
3837                        tmp = (tmp & 0x00FF) | (bbmult << 8);
3838                else
3839                        tmp = (tmp & 0xFF00) | bbmult;
3840                b43_ntab_write(dev, B43_NTAB16(0xF, 0x57), tmp);
3841
3842                if (b43_nphy_ipa(dev)) {
3843                        u32 tmp32;
3844                        u16 reg = (i == 0) ?
3845                                B43_NPHY_PAPD_EN0 : B43_NPHY_PAPD_EN1;
3846                        tmp32 = b43_ntab_read(dev, B43_NTAB32(26 + i,
3847                                                              576 + txpi[i]));
3848                        b43_phy_maskset(dev, reg, 0xE00F, (u32) tmp32 << 4);
3849                        b43_phy_set(dev, reg, 0x4);
3850                }
3851        }
3852
3853        b43_phy_mask(dev, B43_NPHY_BPHY_CTL2, ~B43_NPHY_BPHY_CTL2_LUT);
3854
3855        if (nphy->hang_avoid)
3856                b43_nphy_stay_in_carrier_search(dev, 0);
3857}
3858
3859static void b43_nphy_ipa_internal_tssi_setup(struct b43_wldev *dev)
3860{
3861        struct b43_phy *phy = &dev->phy;
3862
3863        u8 core;
3864        u16 r; /* routing */
3865
3866        if (phy->rev >= 19) {
3867                /* TODO */
3868        } else if (phy->rev >= 7) {
3869                for (core = 0; core < 2; core++) {
3870                        r = core ? 0x190 : 0x170;
3871                        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3872                                b43_radio_write(dev, r + 0x5, 0x5);
3873                                b43_radio_write(dev, r + 0x9, 0xE);
3874                                if (phy->rev != 5)
3875                                        b43_radio_write(dev, r + 0xA, 0);
3876                                if (phy->rev != 7)
3877                                        b43_radio_write(dev, r + 0xB, 1);
3878                                else
3879                                        b43_radio_write(dev, r + 0xB, 0x31);
3880                        } else {
3881                                b43_radio_write(dev, r + 0x5, 0x9);
3882                                b43_radio_write(dev, r + 0x9, 0xC);
3883                                b43_radio_write(dev, r + 0xB, 0x0);
3884                                if (phy->rev != 5)
3885                                        b43_radio_write(dev, r + 0xA, 1);
3886                                else
3887                                        b43_radio_write(dev, r + 0xA, 0x31);
3888                        }
3889                        b43_radio_write(dev, r + 0x6, 0);
3890                        b43_radio_write(dev, r + 0x7, 0);
3891                        b43_radio_write(dev, r + 0x8, 3);
3892                        b43_radio_write(dev, r + 0xC, 0);
3893                }
3894        } else {
3895                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3896                        b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x128);
3897                else
3898                        b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x80);
3899                b43_radio_write(dev, B2056_SYN_RESERVED_ADDR30, 0);
3900                b43_radio_write(dev, B2056_SYN_GPIO_MASTER1, 0x29);
3901
3902                for (core = 0; core < 2; core++) {
3903                        r = core ? B2056_TX1 : B2056_TX0;
3904
3905                        b43_radio_write(dev, r | B2056_TX_IQCAL_VCM_HG, 0);
3906                        b43_radio_write(dev, r | B2056_TX_IQCAL_IDAC, 0);
3907                        b43_radio_write(dev, r | B2056_TX_TSSI_VCM, 3);
3908                        b43_radio_write(dev, r | B2056_TX_TX_AMP_DET, 0);
3909                        b43_radio_write(dev, r | B2056_TX_TSSI_MISC1, 8);
3910                        b43_radio_write(dev, r | B2056_TX_TSSI_MISC2, 0);
3911                        b43_radio_write(dev, r | B2056_TX_TSSI_MISC3, 0);
3912                        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3913                                b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER,
3914                                                0x5);
3915                                if (phy->rev != 5)
3916                                        b43_radio_write(dev, r | B2056_TX_TSSIA,
3917                                                        0x00);
3918                                if (phy->rev >= 5)
3919                                        b43_radio_write(dev, r | B2056_TX_TSSIG,
3920                                                        0x31);
3921                                else
3922                                        b43_radio_write(dev, r | B2056_TX_TSSIG,
3923                                                        0x11);
3924                                b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX,
3925                                                0xE);
3926                        } else {
3927                                b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER,
3928                                                0x9);
3929                                b43_radio_write(dev, r | B2056_TX_TSSIA, 0x31);
3930                                b43_radio_write(dev, r | B2056_TX_TSSIG, 0x0);
3931                                b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX,
3932                                                0xC);
3933                        }
3934                }
3935        }
3936}
3937
3938/*
3939 * Stop radio and transmit known signal. Then check received signal strength to
3940 * get TSSI (Transmit Signal Strength Indicator).
3941 * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlIdleTssi
3942 */
3943static void b43_nphy_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
3944{
3945        struct b43_phy *phy = &dev->phy;
3946        struct b43_phy_n *nphy = dev->phy.n;
3947
3948        u32 tmp;
3949        s32 rssi[4] = { };
3950
3951        if (phy->chandef->chan->flags & IEEE80211_CHAN_NO_IR)
3952                return;
3953
3954        if (b43_nphy_ipa(dev))
3955                b43_nphy_ipa_internal_tssi_setup(dev);
3956
3957        if (phy->rev >= 19)
3958                b43_nphy_rf_ctl_override_rev19(dev, 0x1000, 0, 3, false, 0);
3959        else if (phy->rev >= 7)
3960                b43_nphy_rf_ctl_override_rev7(dev, 0x1000, 0, 3, false, 0);
3961        else if (phy->rev >= 3)
3962                b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, false);
3963
3964        b43_nphy_stop_playback(dev);
3965        b43_nphy_tx_tone(dev, 4000, 0, false, false, false);
3966        udelay(20);
3967        tmp = b43_nphy_poll_rssi(dev, N_RSSI_TSSI_2G, rssi, 1);
3968        b43_nphy_stop_playback(dev);
3969
3970        b43_nphy_rssi_select(dev, 0, N_RSSI_W1);
3971
3972        if (phy->rev >= 19)
3973                b43_nphy_rf_ctl_override_rev19(dev, 0x1000, 0, 3, true, 0);
3974        else if (phy->rev >= 7)
3975                b43_nphy_rf_ctl_override_rev7(dev, 0x1000, 0, 3, true, 0);
3976        else if (phy->rev >= 3)
3977                b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, true);
3978
3979        if (phy->rev >= 19) {
3980                /* TODO */
3981                return;
3982        } else if (phy->rev >= 3) {
3983                nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 24) & 0xFF;
3984                nphy->pwr_ctl_info[1].idle_tssi_5g = (tmp >> 8) & 0xFF;
3985        } else {
3986                nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 16) & 0xFF;
3987                nphy->pwr_ctl_info[1].idle_tssi_5g = tmp & 0xFF;
3988        }
3989        nphy->pwr_ctl_info[0].idle_tssi_2g = (tmp >> 24) & 0xFF;
3990        nphy->pwr_ctl_info[1].idle_tssi_2g = (tmp >> 8) & 0xFF;
3991}
3992
3993/* http://bcm-v4.sipsolutions.net/PHY/N/TxPwrLimitToTbl */
3994static void b43_nphy_tx_prepare_adjusted_power_table(struct b43_wldev *dev)
3995{
3996        struct b43_phy_n *nphy = dev->phy.n;
3997
3998        u8 idx, delta;
3999        u8 i, stf_mode;
4000
4001        /* Array adj_pwr_tbl corresponds to the hardware table. It consists of
4002         * 21 groups, each containing 4 entries.
4003         *
4004         * First group has entries for CCK modulation.
4005         * The rest of groups has 1 entry per modulation (SISO, CDD, STBC, SDM).
4006         *
4007         * Group 0 is for CCK
4008         * Groups 1..4 use BPSK (group per coding rate)
4009         * Groups 5..8 use QPSK (group per coding rate)
4010         * Groups 9..12 use 16-QAM (group per coding rate)
4011         * Groups 13..16 use 64-QAM (group per coding rate)
4012         * Groups 17..20 are unknown
4013         */
4014
4015        for (i = 0; i < 4; i++)
4016                nphy->adj_pwr_tbl[i] = nphy->tx_power_offset[i];
4017
4018        for (stf_mode = 0; stf_mode < 4; stf_mode++) {
4019                delta = 0;
4020                switch (stf_mode) {
4021                case 0:
4022                        if (b43_is_40mhz(dev) && dev->phy.rev >= 5) {
4023                                idx = 68;
4024                        } else {
4025                                delta = 1;
4026                                idx = b43_is_40mhz(dev) ? 52 : 4;
4027                        }
4028                        break;
4029                case 1:
4030                        idx = b43_is_40mhz(dev) ? 76 : 28;
4031                        break;
4032                case 2:
4033                        idx = b43_is_40mhz(dev) ? 84 : 36;
4034                        break;
4035                case 3:
4036                        idx = b43_is_40mhz(dev) ? 92 : 44;
4037                        break;
4038                }
4039
4040                for (i = 0; i < 20; i++) {
4041                        nphy->adj_pwr_tbl[4 + 4 * i + stf_mode] =
4042                                nphy->tx_power_offset[idx];
4043                        if (i == 0)
4044                                idx += delta;
4045                        if (i == 14)
4046                                idx += 1 - delta;
4047                        if (i == 3 || i == 4 || i == 7 || i == 8 || i == 11 ||
4048                            i == 13)
4049                                idx += 1;
4050                }
4051        }
4052}
4053
4054/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlSetup */
4055static void b43_nphy_tx_power_ctl_setup(struct b43_wldev *dev)
4056{
4057        struct b43_phy *phy = &dev->phy;
4058        struct b43_phy_n *nphy = dev->phy.n;
4059        struct ssb_sprom *sprom = dev->dev->bus_sprom;
4060
4061        s16 a1[2], b0[2], b1[2];
4062        u8 idle[2];
4063        u8 ppr_max;
4064        s8 target[2];
4065        s32 num, den, pwr;
4066        u32 regval[64];
4067
4068        u16 freq = phy->chandef->chan->center_freq;
4069        u16 tmp;
4070        u16 r; /* routing */
4071        u8 i, c;
4072
4073        if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
4074                b43_maskset32(dev, B43_MMIO_MACCTL, ~0, 0x200000);
4075                b43_read32(dev, B43_MMIO_MACCTL);
4076                udelay(1);
4077        }
4078
4079        if (nphy->hang_avoid)
4080                b43_nphy_stay_in_carrier_search(dev, true);
4081
4082        b43_phy_set(dev, B43_NPHY_TSSIMODE, B43_NPHY_TSSIMODE_EN);
4083        if (dev->phy.rev >= 3)
4084                b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD,
4085                             ~B43_NPHY_TXPCTL_CMD_PCTLEN & 0xFFFF);
4086        else
4087                b43_phy_set(dev, B43_NPHY_TXPCTL_CMD,
4088                            B43_NPHY_TXPCTL_CMD_PCTLEN);
4089
4090        if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
4091                b43_maskset32(dev, B43_MMIO_MACCTL, ~0x200000, 0);
4092
4093        if (sprom->revision < 4) {
4094                idle[0] = nphy->pwr_ctl_info[0].idle_tssi_2g;
4095                idle[1] = nphy->pwr_ctl_info[1].idle_tssi_2g;
4096                target[0] = target[1] = 52;
4097                a1[0] = a1[1] = -424;
4098                b0[0] = b0[1] = 5612;
4099                b1[0] = b1[1] = -1393;
4100        } else {
4101                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
4102                        for (c = 0; c < 2; c++) {
4103                                idle[c] = nphy->pwr_ctl_info[c].idle_tssi_2g;
4104                                target[c] = sprom->core_pwr_info[c].maxpwr_2g;
4105                                a1[c] = sprom->core_pwr_info[c].pa_2g[0];
4106                                b0[c] = sprom->core_pwr_info[c].pa_2g[1];
4107                                b1[c] = sprom->core_pwr_info[c].pa_2g[2];
4108                        }
4109                } else if (freq >= 4900 && freq < 5100) {
4110                        for (c = 0; c < 2; c++) {
4111                                idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4112                                target[c] = sprom->core_pwr_info[c].maxpwr_5gl;
4113                                a1[c] = sprom->core_pwr_info[c].pa_5gl[0];
4114                                b0[c] = sprom->core_pwr_info[c].pa_5gl[1];
4115                                b1[c] = sprom->core_pwr_info[c].pa_5gl[2];
4116                        }
4117                } else if (freq >= 5100 && freq < 5500) {
4118                        for (c = 0; c < 2; c++) {
4119                                idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4120                                target[c] = sprom->core_pwr_info[c].maxpwr_5g;
4121                                a1[c] = sprom->core_pwr_info[c].pa_5g[0];
4122                                b0[c] = sprom->core_pwr_info[c].pa_5g[1];
4123                                b1[c] = sprom->core_pwr_info[c].pa_5g[2];
4124                        }
4125                } else if (freq >= 5500) {
4126                        for (c = 0; c < 2; c++) {
4127                                idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4128                                target[c] = sprom->core_pwr_info[c].maxpwr_5gh;
4129                                a1[c] = sprom->core_pwr_info[c].pa_5gh[0];
4130                                b0[c] = sprom->core_pwr_info[c].pa_5gh[1];
4131                                b1[c] = sprom->core_pwr_info[c].pa_5gh[2];
4132                        }
4133                } else {
4134                        idle[0] = nphy->pwr_ctl_info[0].idle_tssi_5g;
4135                        idle[1] = nphy->pwr_ctl_info[1].idle_tssi_5g;
4136                        target[0] = target[1] = 52;
4137                        a1[0] = a1[1] = -424;
4138                        b0[0] = b0[1] = 5612;
4139                        b1[0] = b1[1] = -1393;
4140                }
4141        }
4142
4143        ppr_max = b43_ppr_get_max(dev, &nphy->tx_pwr_max_ppr);
4144        if (ppr_max) {
4145                target[0] = ppr_max;
4146                target[1] = ppr_max;
4147        }
4148
4149        if (dev->phy.rev >= 3) {
4150                if (sprom->fem.ghz2.tssipos)
4151                        b43_phy_set(dev, B43_NPHY_TXPCTL_ITSSI, 0x4000);
4152                if (dev->phy.rev >= 7) {
4153                        for (c = 0; c < 2; c++) {
4154                                r = c ? 0x190 : 0x170;
4155                                if (b43_nphy_ipa(dev))
4156                                        b43_radio_write(dev, r + 0x9, (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) ? 0xE : 0xC);
4157                        }
4158                } else {
4159                        if (b43_nphy_ipa(dev)) {
4160                                tmp = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? 0xC : 0xE;
4161                                b43_radio_write(dev,
4162                                        B2056_TX0 | B2056_TX_TX_SSI_MUX, tmp);
4163                                b43_radio_write(dev,
4164                                        B2056_TX1 | B2056_TX_TX_SSI_MUX, tmp);
4165                        } else {
4166                                b43_radio_write(dev,
4167                                        B2056_TX0 | B2056_TX_TX_SSI_MUX, 0x11);
4168                                b43_radio_write(dev,
4169                                        B2056_TX1 | B2056_TX_TX_SSI_MUX, 0x11);
4170                        }
4171                }
4172        }
4173
4174        if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
4175                b43_maskset32(dev, B43_MMIO_MACCTL, ~0, 0x200000);
4176                b43_read32(dev, B43_MMIO_MACCTL);
4177                udelay(1);
4178        }
4179
4180        if (phy->rev >= 19) {
4181                /* TODO */
4182        } else if (phy->rev >= 7) {
4183                b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
4184                                ~B43_NPHY_TXPCTL_CMD_INIT, 0x19);
4185                b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
4186                                ~B43_NPHY_TXPCTL_INIT_PIDXI1, 0x19);
4187        } else {
4188                b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
4189                                ~B43_NPHY_TXPCTL_CMD_INIT, 0x40);
4190                if (dev->phy.rev > 1)
4191                        b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
4192                                ~B43_NPHY_TXPCTL_INIT_PIDXI1, 0x40);
4193        }
4194
4195        if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
4196                b43_maskset32(dev, B43_MMIO_MACCTL, ~0x200000, 0);
4197
4198        b43_phy_write(dev, B43_NPHY_TXPCTL_N,
4199                      0xF0 << B43_NPHY_TXPCTL_N_TSSID_SHIFT |
4200                      3 << B43_NPHY_TXPCTL_N_NPTIL2_SHIFT);
4201        b43_phy_write(dev, B43_NPHY_TXPCTL_ITSSI,
4202                      idle[0] << B43_NPHY_TXPCTL_ITSSI_0_SHIFT |
4203                      idle[1] << B43_NPHY_TXPCTL_ITSSI_1_SHIFT |
4204                      B43_NPHY_TXPCTL_ITSSI_BINF);
4205        b43_phy_write(dev, B43_NPHY_TXPCTL_TPWR,
4206                      target[0] << B43_NPHY_TXPCTL_TPWR_0_SHIFT |
4207                      target[1] << B43_NPHY_TXPCTL_TPWR_1_SHIFT);
4208
4209        for (c = 0; c < 2; c++) {
4210                for (i = 0; i < 64; i++) {
4211                        num = 8 * (16 * b0[c] + b1[c] * i);
4212                        den = 32768 + a1[c] * i;
4213                        pwr = max((4 * num + den / 2) / den, -8);
4214                        if (dev->phy.rev < 3 && (i <= (31 - idle[c] + 1)))
4215                                pwr = max(pwr, target[c] + 1);
4216                        regval[i] = pwr;
4217                }
4218                b43_ntab_write_bulk(dev, B43_NTAB32(26 + c, 0), 64, regval);
4219        }
4220
4221        b43_nphy_tx_prepare_adjusted_power_table(dev);
4222        b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84, nphy->adj_pwr_tbl);
4223        b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84, nphy->adj_pwr_tbl);
4224
4225        if (nphy->hang_avoid)
4226                b43_nphy_stay_in_carrier_search(dev, false);
4227}
4228
4229static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev)
4230{
4231        struct b43_phy *phy = &dev->phy;
4232
4233        const u32 *table = NULL;
4234        u32 rfpwr_offset;
4235        u8 pga_gain, pad_gain;
4236        int i;
4237        const s16 *uninitialized_var(rf_pwr_offset_table);
4238
4239        table = b43_nphy_get_tx_gain_table(dev);
4240        if (!table)
4241                return;
4242
4243        b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128, table);
4244        b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128, table);
4245
4246        if (phy->rev < 3)
4247                return;
4248
4249#if 0
4250        nphy->gmval = (table[0] >> 16) & 0x7000;
4251#endif
4252
4253        if (phy->rev >= 19) {
4254                return;
4255        } else if (phy->rev >= 7) {
4256                rf_pwr_offset_table = b43_ntab_get_rf_pwr_offset_table(dev);
4257                if (!rf_pwr_offset_table)
4258                        return;
4259                /* TODO: Enable this once we have gains configured */
4260                return;
4261        }
4262
4263        for (i = 0; i < 128; i++) {
4264                if (phy->rev >= 19) {
4265                        /* TODO */
4266                        return;
4267                } else if (phy->rev >= 7) {
4268                        pga_gain = (table[i] >> 24) & 0xf;
4269                        pad_gain = (table[i] >> 19) & 0x1f;
4270                        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
4271                                rfpwr_offset = rf_pwr_offset_table[pad_gain];
4272                        else
4273                                rfpwr_offset = rf_pwr_offset_table[pga_gain];
4274                } else {
4275                        pga_gain = (table[i] >> 24) & 0xF;
4276                        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
4277                                rfpwr_offset = b43_ntab_papd_pga_gain_delta_ipa_2g[pga_gain];
4278                        else
4279                                rfpwr_offset = 0; /* FIXME */
4280                }
4281
4282                b43_ntab_write(dev, B43_NTAB32(26, 576 + i), rfpwr_offset);
4283                b43_ntab_write(dev, B43_NTAB32(27, 576 + i), rfpwr_offset);
4284        }
4285}
4286
4287/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */
4288static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable)
4289{
4290        struct b43_phy_n *nphy = dev->phy.n;
4291        enum nl80211_band band;
4292        u16 tmp;
4293
4294        if (!enable) {
4295                nphy->rfctrl_intc1_save = b43_phy_read(dev,
4296                                                       B43_NPHY_RFCTL_INTC1);
4297                nphy->rfctrl_intc2_save = b43_phy_read(dev,
4298                                                       B43_NPHY_RFCTL_INTC2);
4299                band = b43_current_band(dev->wl);
4300                if (dev->phy.rev >= 7) {
4301                        tmp = 0x1480;
4302                } else if (dev->phy.rev >= 3) {
4303                        if (band == NL80211_BAND_5GHZ)
4304                                tmp = 0x600;
4305                        else
4306                                tmp = 0x480;
4307                } else {
4308                        if (band == NL80211_BAND_5GHZ)
4309                                tmp = 0x180;
4310                        else
4311                                tmp = 0x120;
4312                }
4313                b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
4314                b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
4315        } else {
4316                b43_phy_write(dev, B43_NPHY_RFCTL_INTC1,
4317                                nphy->rfctrl_intc1_save);
4318                b43_phy_write(dev, B43_NPHY_RFCTL_INTC2,
4319                                nphy->rfctrl_intc2_save);
4320        }
4321}
4322
4323/*
4324 * TX low-pass filter bandwidth setup
4325 * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxLpFbw
4326 */
4327static void b43_nphy_tx_lpf_bw(struct b43_wldev *dev)
4328{
4329        u16 tmp;
4330
4331        if (dev->phy.rev < 3 || dev->phy.rev >= 7)
4332                return;
4333
4334        if (b43_nphy_ipa(dev))
4335                tmp = b43_is_40mhz(dev) ? 5 : 4;
4336        else
4337                tmp = b43_is_40mhz(dev) ? 3 : 1;
4338        b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S2,
4339                      (tmp << 9) | (tmp << 6) | (tmp << 3) | tmp);
4340
4341        if (b43_nphy_ipa(dev)) {
4342                tmp = b43_is_40mhz(dev) ? 4 : 1;
4343                b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S2,
4344                              (tmp << 9) | (tmp << 6) | (tmp << 3) | tmp);
4345        }
4346}
4347
4348/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqEst */
4349static void b43_nphy_rx_iq_est(struct b43_wldev *dev, struct nphy_iq_est *est,
4350                                u16 samps, u8 time, bool wait)
4351{
4352        int i;
4353        u16 tmp;
4354
4355        b43_phy_write(dev, B43_NPHY_IQEST_SAMCNT, samps);
4356        b43_phy_maskset(dev, B43_NPHY_IQEST_WT, ~B43_NPHY_IQEST_WT_VAL, time);
4357        if (wait)
4358                b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE);
4359        else
4360                b43_phy_mask(dev, B43_NPHY_IQEST_CMD, ~B43_NPHY_IQEST_CMD_MODE);
4361
4362        b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_START);
4363
4364        for (i = 1000; i; i--) {
4365                tmp = b43_phy_read(dev, B43_NPHY_IQEST_CMD);
4366                if (!(tmp & B43_NPHY_IQEST_CMD_START)) {
4367                        est->i0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI0) << 16) |
4368                                        b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO0);
4369                        est->q0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI0) << 16) |
4370                                        b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO0);
4371                        est->iq0_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI0) << 16) |
4372                                        b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO0);
4373
4374                        est->i1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI1) << 16) |
4375                                        b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO1);
4376                        est->q1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI1) << 16) |
4377                                        b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO1);
4378                        est->iq1_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI1) << 16) |
4379                                        b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO1);
4380                        return;
4381                }
4382                udelay(10);
4383        }
4384        memset(est, 0, sizeof(*est));
4385}
4386
4387/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqCoeffs */
4388static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write,
4389                                        struct b43_phy_n_iq_comp *pcomp)
4390{
4391        if (write) {
4392                b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPA0, pcomp->a0);
4393                b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPB0, pcomp->b0);
4394                b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPA1, pcomp->a1);
4395                b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPB1, pcomp->b1);
4396        } else {
4397                pcomp->a0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPA0);
4398                pcomp->b0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPB0);
4399                pcomp->a1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPA1);
4400                pcomp->b1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPB1);
4401        }
4402}
4403
4404#if 0
4405/* Ready but not used anywhere */
4406/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhyCleanup */
4407static void b43_nphy_rx_cal_phy_cleanup(struct b43_wldev *dev, u8 core)
4408{
4409        u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
4410
4411        b43_phy_write(dev, B43_NPHY_RFSEQCA, regs[0]);
4412        if (core == 0) {
4413                b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[1]);
4414                b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
4415        } else {
4416                b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
4417                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
4418        }
4419        b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[3]);
4420        b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[4]);
4421        b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, regs[5]);
4422        b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, regs[6]);
4423        b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, regs[7]);
4424        b43_phy_write(dev, B43_NPHY_RFCTL_OVER, regs[8]);
4425        b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
4426        b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
4427}
4428
4429/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhySetup */
4430static void b43_nphy_rx_cal_phy_setup(struct b43_wldev *dev, u8 core)
4431{
4432        u8 rxval, txval;
4433        u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
4434
4435        regs[0] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
4436        if (core == 0) {
4437                regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
4438                regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
4439        } else {
4440                regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
4441                regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
4442        }
4443        regs[3] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
4444        regs[4] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
4445        regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
4446        regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
4447        regs[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S1);
4448        regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
4449        regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
4450        regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
4451
4452        b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
4453        b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
4454
4455        b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
4456                        ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
4457                        ((1 - core) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
4458        b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
4459                        ((1 - core) << B43_NPHY_RFSEQCA_TXEN_SHIFT));
4460        b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
4461                        (core << B43_NPHY_RFSEQCA_RXEN_SHIFT));
4462        b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXDIS,
4463                        (core << B43_NPHY_RFSEQCA_TXDIS_SHIFT));
4464
4465        if (core == 0) {
4466                b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x0007);
4467                b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0007);
4468        } else {
4469                b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x0007);
4470                b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0007);
4471        }
4472
4473        b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA, 0, 3);
4474        b43_nphy_rf_ctl_override(dev, 8, 0, 3, false);
4475        b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
4476
4477        if (core == 0) {
4478                rxval = 1;
4479                txval = 8;
4480        } else {
4481                rxval = 4;
4482                txval = 2;
4483        }
4484        b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, rxval,
4485                                      core + 1);
4486        b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, txval,
4487                                      2 - core);
4488}
4489#endif
4490
4491/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */
4492static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask)
4493{
4494        int i;
4495        s32 iq;
4496        u32 ii;
4497        u32 qq;
4498        int iq_nbits, qq_nbits;
4499        int arsh, brsh;
4500        u16 tmp, a, b;
4501
4502        struct nphy_iq_est est;
4503        struct b43_phy_n_iq_comp old;
4504        struct b43_phy_n_iq_comp new = { };
4505        bool error = false;
4506
4507        if (mask == 0)
4508                return;
4509
4510        b43_nphy_rx_iq_coeffs(dev, false, &old);
4511        b43_nphy_rx_iq_coeffs(dev, true, &new);
4512        b43_nphy_rx_iq_est(dev, &est, 0x4000, 32, false);
4513        new = old;
4514
4515        for (i = 0; i < 2; i++) {
4516                if (i == 0 && (mask & 1)) {
4517                        iq = est.iq0_prod;
4518                        ii = est.i0_pwr;
4519                        qq = est.q0_pwr;
4520                } else if (i == 1 && (mask & 2)) {
4521                        iq = est.iq1_prod;
4522                        ii = est.i1_pwr;
4523                        qq = est.q1_pwr;
4524                } else {
4525                        continue;
4526                }
4527
4528                if (ii + qq < 2) {
4529                        error = true;
4530                        break;
4531                }
4532
4533                iq_nbits = fls(abs(iq));
4534                qq_nbits = fls(qq);
4535
4536                arsh = iq_nbits - 20;
4537                if (arsh >= 0) {
4538                        a = -((iq << (30 - iq_nbits)) + (ii >> (1 + arsh)));
4539                        tmp = ii >> arsh;
4540                } else {
4541                        a = -((iq << (30 - iq_nbits)) + (ii << (-1 - arsh)));
4542                        tmp = ii << -arsh;
4543                }
4544                if (tmp == 0) {
4545                        error = true;
4546                        break;
4547                }
4548                a /= tmp;
4549
4550                brsh = qq_nbits - 11;
4551                if (brsh >= 0) {
4552                        b = (qq << (31 - qq_nbits));
4553                        tmp = ii >> brsh;
4554                } else {
4555                        b = (qq << (31 - qq_nbits));
4556                        tmp = ii << -brsh;
4557                }
4558                if (tmp == 0) {
4559                        error = true;
4560                        break;
4561                }
4562                b = int_sqrt(b / tmp - a * a) - (1 << 10);
4563
4564                if (i == 0 && (mask & 0x1)) {
4565                        if (dev->phy.rev >= 3) {
4566                                new.a0 = a & 0x3FF;
4567                                new.b0 = b & 0x3FF;
4568                        } else {
4569                                new.a0 = b & 0x3FF;
4570                                new.b0 = a & 0x3FF;
4571                        }
4572                } else if (i == 1 && (mask & 0x2)) {
4573                        if (dev->phy.rev >= 3) {
4574                                new.a1 = a & 0x3FF;
4575                                new.b1 = b & 0x3FF;
4576                        } else {
4577                                new.a1 = b & 0x3FF;
4578                                new.b1 = a & 0x3FF;
4579                        }
4580                }
4581        }
4582
4583        if (error)
4584                new = old;
4585
4586        b43_nphy_rx_iq_coeffs(dev, true, &new);
4587}
4588
4589/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */
4590static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev)
4591{
4592        u16 array[4];
4593        b43_ntab_read_bulk(dev, B43_NTAB16(0xF, 0x50), 4, array);
4594
4595        b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]);
4596        b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]);
4597        b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]);
4598        b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]);
4599}
4600
4601/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SpurWar */
4602static void b43_nphy_spur_workaround(struct b43_wldev *dev)
4603{
4604        struct b43_phy_n *nphy = dev->phy.n;
4605
4606        u8 channel = dev->phy.channel;
4607        int tone[2] = { 57, 58 };
4608        u32 noise[2] = { 0x3FF, 0x3FF };
4609
4610        B43_WARN_ON(dev->phy.rev < 3);
4611
4612        if (nphy->hang_avoid)
4613                b43_nphy_stay_in_carrier_search(dev, 1);
4614
4615        if (nphy->gband_spurwar_en) {
4616                /* TODO: N PHY Adjust Analog Pfbw (7) */
4617                if (channel == 11 && b43_is_40mhz(dev))
4618                        ; /* TODO: N PHY Adjust Min Noise Var(2, tone, noise)*/
4619                else
4620                        ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
4621                /* TODO: N PHY Adjust CRS Min Power (0x1E) */
4622        }
4623
4624        if (nphy->aband_spurwar_en) {
4625                if (channel == 54) {
4626                        tone[0] = 0x20;
4627                        noise[0] = 0x25F;
4628                } else if (channel == 38 || channel == 102 || channel == 118) {
4629                        if (0 /* FIXME */) {
4630                                tone[0] = 0x20;
4631                                noise[0] = 0x21F;
4632                        } else {
4633                                tone[0] = 0;
4634                                noise[0] = 0;
4635                        }
4636                } else if (channel == 134) {
4637                        tone[0] = 0x20;
4638                        noise[0] = 0x21F;
4639                } else if (channel == 151) {
4640                        tone[0] = 0x10;
4641                        noise[0] = 0x23F;
4642                } else if (channel == 153 || channel == 161) {
4643                        tone[0] = 0x30;
4644                        noise[0] = 0x23F;
4645                } else {
4646                        tone[0] = 0;
4647                        noise[0] = 0;
4648                }
4649
4650                if (!tone[0] && !noise[0])
4651                        ; /* TODO: N PHY Adjust Min Noise Var(1, tone, noise)*/
4652                else
4653                        ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
4654        }
4655
4656        if (nphy->hang_avoid)
4657                b43_nphy_stay_in_carrier_search(dev, 0);
4658}
4659
4660/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlCoefSetup */
4661static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
4662{
4663        struct b43_phy_n *nphy = dev->phy.n;
4664        int i, j;
4665        u32 tmp;
4666        u32 cur_real, cur_imag, real_part, imag_part;
4667
4668        u16 buffer[7];
4669
4670        if (nphy->hang_avoid)
4671                b43_nphy_stay_in_carrier_search(dev, true);
4672
4673        b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
4674
4675        for (i = 0; i < 2; i++) {
4676                tmp = ((buffer[i * 2] & 0x3FF) << 10) |
4677                        (buffer[i * 2 + 1] & 0x3FF);
4678                b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
4679                                (((i + 26) << 10) | 320));
4680                for (j = 0; j < 128; j++) {
4681                        b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
4682                                        ((tmp >> 16) & 0xFFFF));
4683                        b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
4684                                        (tmp & 0xFFFF));
4685                }
4686        }
4687
4688        for (i = 0; i < 2; i++) {
4689                tmp = buffer[5 + i];
4690                real_part = (tmp >> 8) & 0xFF;
4691                imag_part = (tmp & 0xFF);
4692                b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
4693                                (((i + 26) << 10) | 448));
4694
4695                if (dev->phy.rev >= 3) {
4696                        cur_real = real_part;
4697                        cur_imag = imag_part;
4698                        tmp = ((cur_real & 0xFF) << 8) | (cur_imag & 0xFF);
4699                }
4700
4701                for (j = 0; j < 128; j++) {
4702                        if (dev->phy.rev < 3) {
4703                                cur_real = (real_part * loscale[j] + 128) >> 8;
4704                                cur_imag = (imag_part * loscale[j] + 128) >> 8;
4705                                tmp = ((cur_real & 0xFF) << 8) |
4706                                        (cur_imag & 0xFF);
4707                        }
4708                        b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
4709                                        ((tmp >> 16) & 0xFFFF));
4710                        b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
4711                                        (tmp & 0xFFFF));
4712                }
4713        }
4714
4715        if (dev->phy.rev >= 3) {
4716                b43_shm_write16(dev, B43_SHM_SHARED,
4717                                B43_SHM_SH_NPHY_TXPWR_INDX0, 0xFFFF);
4718                b43_shm_write16(dev, B43_SHM_SHARED,
4719                                B43_SHM_SH_NPHY_TXPWR_INDX1, 0xFFFF);
4720        }
4721
4722        if (nphy->hang_avoid)
4723                b43_nphy_stay_in_carrier_search(dev, false);
4724}
4725
4726/*
4727 * Restore RSSI Calibration
4728 * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreRssiCal
4729 */
4730static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev)
4731{
4732        struct b43_phy_n *nphy = dev->phy.n;
4733
4734        u16 *rssical_radio_regs = NULL;
4735        u16 *rssical_phy_regs = NULL;
4736
4737        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
4738                if (!nphy->rssical_chanspec_2G.center_freq)
4739                        return;
4740                rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G;
4741                rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G;
4742        } else {
4743                if (!nphy->rssical_chanspec_5G.center_freq)
4744                        return;
4745                rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
4746                rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
4747        }
4748
4749        if (dev->phy.rev >= 19) {
4750                /* TODO */
4751        } else if (dev->phy.rev >= 7) {
4752                b43_radio_maskset(dev, R2057_NB_MASTER_CORE0, ~R2057_VCM_MASK,
4753                                  rssical_radio_regs[0]);
4754                b43_radio_maskset(dev, R2057_NB_MASTER_CORE1, ~R2057_VCM_MASK,
4755                                  rssical_radio_regs[1]);
4756        } else {
4757                b43_radio_maskset(dev, B2056_RX0 | B2056_RX_RSSI_MISC, 0xE3,
4758                                  rssical_radio_regs[0]);
4759                b43_radio_maskset(dev, B2056_RX1 | B2056_RX_RSSI_MISC, 0xE3,
4760                                  rssical_radio_regs[1]);
4761        }
4762
4763        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, rssical_phy_regs[0]);
4764        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, rssical_phy_regs[1]);
4765        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, rssical_phy_regs[2]);
4766        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, rssical_phy_regs[3]);
4767
4768        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, rssical_phy_regs[4]);
4769        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, rssical_phy_regs[5]);
4770        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, rssical_phy_regs[6]);
4771        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, rssical_phy_regs[7]);
4772
4773        b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, rssical_phy_regs[8]);
4774        b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, rssical_phy_regs[9]);
4775        b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, rssical_phy_regs[10]);
4776        b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, rssical_phy_regs[11]);
4777}
4778
4779static void b43_nphy_tx_cal_radio_setup_rev19(struct b43_wldev *dev)
4780{
4781        /* TODO */
4782}
4783
4784static void b43_nphy_tx_cal_radio_setup_rev7(struct b43_wldev *dev)
4785{
4786        struct b43_phy *phy = &dev->phy;
4787        struct b43_phy_n *nphy = dev->phy.n;
4788        u16 *save = nphy->tx_rx_cal_radio_saveregs;
4789        int core, off;
4790        u16 r, tmp;
4791
4792        for (core = 0; core < 2; core++) {
4793                r = core ? 0x20 : 0;
4794                off = core * 11;
4795
4796                save[off + 0] = b43_radio_read(dev, r + R2057_TX0_TX_SSI_MASTER);
4797                save[off + 1] = b43_radio_read(dev, r + R2057_TX0_IQCAL_VCM_HG);
4798                save[off + 2] = b43_radio_read(dev, r + R2057_TX0_IQCAL_IDAC);
4799                save[off + 3] = b43_radio_read(dev, r + R2057_TX0_TSSI_VCM);
4800                save[off + 4] = 0;
4801                save[off + 5] = b43_radio_read(dev, r + R2057_TX0_TX_SSI_MUX);
4802                if (phy->radio_rev != 5)
4803                        save[off + 6] = b43_radio_read(dev, r + R2057_TX0_TSSIA);
4804                save[off + 7] = b43_radio_read(dev, r + R2057_TX0_TSSIG);
4805                save[off + 8] = b43_radio_read(dev, r + R2057_TX0_TSSI_MISC1);
4806
4807                if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
4808                        b43_radio_write(dev, r + R2057_TX0_TX_SSI_MASTER, 0xA);
4809                        b43_radio_write(dev, r + R2057_TX0_IQCAL_VCM_HG, 0x43);
4810                        b43_radio_write(dev, r + R2057_TX0_IQCAL_IDAC, 0x55);
4811                        b43_radio_write(dev, r + R2057_TX0_TSSI_VCM, 0);
4812                        b43_radio_write(dev, r + R2057_TX0_TSSIG, 0);
4813                        if (nphy->use_int_tx_iq_lo_cal) {
4814                                b43_radio_write(dev, r + R2057_TX0_TX_SSI_MUX, 0x4);
4815                                tmp = true ? 0x31 : 0x21; /* TODO */
4816                                b43_radio_write(dev, r + R2057_TX0_TSSIA, tmp);
4817                        }
4818                        b43_radio_write(dev, r + R2057_TX0_TSSI_MISC1, 0x00);
4819                } else {
4820                        b43_radio_write(dev, r + R2057_TX0_TX_SSI_MASTER, 0x6);
4821                        b43_radio_write(dev, r + R2057_TX0_IQCAL_VCM_HG, 0x43);
4822                        b43_radio_write(dev, r + R2057_TX0_IQCAL_IDAC, 0x55);
4823                        b43_radio_write(dev, r + R2057_TX0_TSSI_VCM, 0);
4824
4825                        if (phy->radio_rev != 5)
4826                                b43_radio_write(dev, r + R2057_TX0_TSSIA, 0);
4827                        if (nphy->use_int_tx_iq_lo_cal) {
4828                                b43_radio_write(dev, r + R2057_TX0_TX_SSI_MUX, 0x6);
4829                                tmp = true ? 0x31 : 0x21; /* TODO */
4830                                b43_radio_write(dev, r + R2057_TX0_TSSIG, tmp);
4831                        }
4832                        b43_radio_write(dev, r + R2057_TX0_TSSI_MISC1, 0);
4833                }
4834        }
4835}
4836
4837/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalRadioSetup */
4838static void b43_nphy_tx_cal_radio_setup(struct b43_wldev *dev)
4839{
4840        struct b43_phy *phy = &dev->phy;
4841        struct b43_phy_n *nphy = dev->phy.n;
4842        u16 *save = nphy->tx_rx_cal_radio_saveregs;
4843        u16 tmp;
4844        u8 offset, i;
4845
4846        if (phy->rev >= 19) {
4847                b43_nphy_tx_cal_radio_setup_rev19(dev);
4848        } else if (phy->rev >= 7) {
4849                b43_nphy_tx_cal_radio_setup_rev7(dev);
4850        } else if (phy->rev >= 3) {
4851            for (i = 0; i < 2; i++) {
4852                tmp = (i == 0) ? 0x2000 : 0x3000;
4853                offset = i * 11;
4854
4855                save[offset + 0] = b43_radio_read(dev, B2055_CAL_RVARCTL);
4856                save[offset + 1] = b43_radio_read(dev, B2055_CAL_LPOCTL);
4857                save[offset + 2] = b43_radio_read(dev, B2055_CAL_TS);
4858                save[offset + 3] = b43_radio_read(dev, B2055_CAL_RCCALRTS);
4859                save[offset + 4] = b43_radio_read(dev, B2055_CAL_RCALRTS);
4860                save[offset + 5] = b43_radio_read(dev, B2055_PADDRV);
4861                save[offset + 6] = b43_radio_read(dev, B2055_XOCTL1);
4862                save[offset + 7] = b43_radio_read(dev, B2055_XOCTL2);
4863                save[offset + 8] = b43_radio_read(dev, B2055_XOREGUL);
4864                save[offset + 9] = b43_radio_read(dev, B2055_XOMISC);
4865                save[offset + 10] = b43_radio_read(dev, B2055_PLL_LFC1);
4866
4867                if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
4868                        b43_radio_write(dev, tmp | B2055_CAL_RVARCTL, 0x0A);
4869                        b43_radio_write(dev, tmp | B2055_CAL_LPOCTL, 0x40);
4870                        b43_radio_write(dev, tmp | B2055_CAL_TS, 0x55);
4871                        b43_radio_write(dev, tmp | B2055_CAL_RCCALRTS, 0);
4872                        b43_radio_write(dev, tmp | B2055_CAL_RCALRTS, 0);
4873                        if (nphy->ipa5g_on) {
4874                                b43_radio_write(dev, tmp | B2055_PADDRV, 4);
4875                                b43_radio_write(dev, tmp | B2055_XOCTL1, 1);
4876                        } else {
4877                                b43_radio_write(dev, tmp | B2055_PADDRV, 0);
4878                                b43_radio_write(dev, tmp | B2055_XOCTL1, 0x2F);
4879                        }
4880                        b43_radio_write(dev, tmp | B2055_XOCTL2, 0);
4881                } else {
4882                        b43_radio_write(dev, tmp | B2055_CAL_RVARCTL, 0x06);
4883                        b43_radio_write(dev, tmp | B2055_CAL_LPOCTL, 0x40);
4884                        b43_radio_write(dev, tmp | B2055_CAL_TS, 0x55);
4885                        b43_radio_write(dev, tmp | B2055_CAL_RCCALRTS, 0);
4886                        b43_radio_write(dev, tmp | B2055_CAL_RCALRTS, 0);
4887                        b43_radio_write(dev, tmp | B2055_XOCTL1, 0);
4888                        if (nphy->ipa2g_on) {
4889                                b43_radio_write(dev, tmp | B2055_PADDRV, 6);
4890                                b43_radio_write(dev, tmp | B2055_XOCTL2,
4891                                        (dev->phy.rev < 5) ? 0x11 : 0x01);
4892                        } else {
4893                                b43_radio_write(dev, tmp | B2055_PADDRV, 0);
4894                                b43_radio_write(dev, tmp | B2055_XOCTL2, 0);
4895                        }
4896                }
4897                b43_radio_write(dev, tmp | B2055_XOREGUL, 0);
4898                b43_radio_write(dev, tmp | B2055_XOMISC, 0);
4899                b43_radio_write(dev, tmp | B2055_PLL_LFC1, 0);
4900            }
4901        } else {
4902                save[0] = b43_radio_read(dev, B2055_C1_TX_RF_IQCAL1);
4903                b43_radio_write(dev, B2055_C1_TX_RF_IQCAL1, 0x29);
4904
4905                save[1] = b43_radio_read(dev, B2055_C1_TX_RF_IQCAL2);
4906                b43_radio_write(dev, B2055_C1_TX_RF_IQCAL2, 0x54);
4907
4908                save[2] = b43_radio_read(dev, B2055_C2_TX_RF_IQCAL1);
4909                b43_radio_write(dev, B2055_C2_TX_RF_IQCAL1, 0x29);
4910
4911                save[3] = b43_radio_read(dev, B2055_C2_TX_RF_IQCAL2);
4912                b43_radio_write(dev, B2055_C2_TX_RF_IQCAL2, 0x54);
4913
4914                save[3] = b43_radio_read(dev, B2055_C1_PWRDET_RXTX);
4915                save[4] = b43_radio_read(dev, B2055_C2_PWRDET_RXTX);
4916
4917                if (!(b43_phy_read(dev, B43_NPHY_BANDCTL) &
4918                    B43_NPHY_BANDCTL_5GHZ)) {
4919                        b43_radio_write(dev, B2055_C1_PWRDET_RXTX, 0x04);
4920                        b43_radio_write(dev, B2055_C2_PWRDET_RXTX, 0x04);
4921                } else {
4922                        b43_radio_write(dev, B2055_C1_PWRDET_RXTX, 0x20);
4923                        b43_radio_write(dev, B2055_C2_PWRDET_RXTX, 0x20);
4924                }
4925
4926                if (dev->phy.rev < 2) {
4927                        b43_radio_set(dev, B2055_C1_TX_BB_MXGM, 0x20);
4928                        b43_radio_set(dev, B2055_C2_TX_BB_MXGM, 0x20);
4929                } else {
4930                        b43_radio_mask(dev, B2055_C1_TX_BB_MXGM, ~0x20);
4931                        b43_radio_mask(dev, B2055_C2_TX_BB_MXGM, ~0x20);
4932                }
4933        }
4934}
4935
4936/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/UpdateTxCalLadder */
4937static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core)
4938{
4939        struct b43_phy_n *nphy = dev->phy.n;
4940        int i;
4941        u16 scale, entry;
4942
4943        u16 tmp = nphy->txcal_bbmult;
4944        if (core == 0)
4945                tmp >>= 8;
4946        tmp &= 0xff;
4947
4948        for (i = 0; i < 18; i++) {
4949                scale = (ladder_lo[i].percent * tmp) / 100;
4950                entry = ((scale & 0xFF) << 8) | ladder_lo[i].g_env;
4951                b43_ntab_write(dev, B43_NTAB16(15, i), entry);
4952
4953                scale = (ladder_iq[i].percent * tmp) / 100;
4954                entry = ((scale & 0xFF) << 8) | ladder_iq[i].g_env;
4955                b43_ntab_write(dev, B43_NTAB16(15, i + 32), entry);
4956        }
4957}
4958
4959static void b43_nphy_pa_set_tx_dig_filter(struct b43_wldev *dev, u16 offset,
4960                                          const s16 *filter)
4961{
4962        int i;
4963
4964        offset = B43_PHY_N(offset);
4965
4966        for (i = 0; i < 15; i++, offset++)
4967                b43_phy_write(dev, offset, filter[i]);
4968}
4969
4970/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */
4971static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev)
4972{
4973        b43_nphy_pa_set_tx_dig_filter(dev, 0x2C5,
4974                                      tbl_tx_filter_coef_rev4[2]);
4975}
4976
4977/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */
4978static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev)
4979{
4980        /* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */
4981        static const u16 offset[] = { 0x186, 0x195, 0x2C5 };
4982        static const s16 dig_filter_phy_rev16[] = {
4983                -375, 136, -407, 208, -1527,
4984                956, 93, 186, 93, 230,
4985                -44, 230, 201, -191, 201,
4986        };
4987        int i;
4988
4989        for (i = 0; i < 3; i++)
4990                b43_nphy_pa_set_tx_dig_filter(dev, offset[i],
4991                                              tbl_tx_filter_coef_rev4[i]);
4992
4993        /* Verified with BCM43227 and BCM43228 */
4994        if (dev->phy.rev == 16)
4995                b43_nphy_pa_set_tx_dig_filter(dev, 0x186, dig_filter_phy_rev16);
4996
4997        /* Verified with BCM43131 and BCM43217 */
4998        if (dev->phy.rev == 17) {
4999                b43_nphy_pa_set_tx_dig_filter(dev, 0x186, dig_filter_phy_rev16);
5000                b43_nphy_pa_set_tx_dig_filter(dev, 0x195,
5001                                              tbl_tx_filter_coef_rev4[1]);
5002        }
5003
5004        if (b43_is_40mhz(dev)) {
5005                b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
5006                                              tbl_tx_filter_coef_rev4[3]);
5007        } else {
5008                if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
5009                        b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
5010                                                      tbl_tx_filter_coef_rev4[5]);
5011                if (dev->phy.channel == 14)
5012                        b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
5013                                                      tbl_tx_filter_coef_rev4[6]);
5014        }
5015}
5016
5017/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */
5018static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
5019{
5020        struct b43_phy_n *nphy = dev->phy.n;
5021
5022        u16 curr_gain[2];
5023        struct nphy_txgains target;
5024        const u32 *table = NULL;
5025
5026        if (!nphy->txpwrctrl) {
5027                int i;
5028
5029                if (nphy->hang_avoid)
5030                        b43_nphy_stay_in_carrier_search(dev, true);
5031                b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, curr_gain);
5032                if (nphy->hang_avoid)
5033                        b43_nphy_stay_in_carrier_search(dev, false);
5034
5035                for (i = 0; i < 2; ++i) {
5036                        if (dev->phy.rev >= 7) {
5037                                target.ipa[i] = curr_gain[i] & 0x0007;
5038                                target.pad[i] = (curr_gain[i] & 0x00F8) >> 3;
5039                                target.pga[i] = (curr_gain[i] & 0x0F00) >> 8;
5040                                target.txgm[i] = (curr_gain[i] & 0x7000) >> 12;
5041                                target.tx_lpf[i] = (curr_gain[i] & 0x8000) >> 15;
5042                        } else if (dev->phy.rev >= 3) {
5043                                target.ipa[i] = curr_gain[i] & 0x000F;
5044                                target.pad[i] = (curr_gain[i] & 0x00F0) >> 4;
5045                                target.pga[i] = (curr_gain[i] & 0x0F00) >> 8;
5046                                target.txgm[i] = (curr_gain[i] & 0x7000) >> 12;
5047                        } else {
5048                                target.ipa[i] = curr_gain[i] & 0x0003;
5049                                target.pad[i] = (curr_gain[i] & 0x000C) >> 2;
5050                                target.pga[i] = (curr_gain[i] & 0x0070) >> 4;
5051                                target.txgm[i] = (curr_gain[i] & 0x0380) >> 7;
5052                        }
5053                }
5054        } else {
5055                int i;
5056                u16 index[2];
5057                index[0] = (b43_phy_read(dev, B43_NPHY_C1_TXPCTL_STAT) &
5058                        B43_NPHY_TXPCTL_STAT_BIDX) >>
5059                        B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
5060                index[1] = (b43_phy_read(dev, B43_NPHY_C2_TXPCTL_STAT) &
5061                        B43_NPHY_TXPCTL_STAT_BIDX) >>
5062                        B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
5063
5064                for (i = 0; i < 2; ++i) {
5065                        table = b43_nphy_get_tx_gain_table(dev);
5066                        if (!table)
5067                                break;
5068
5069                        if (dev->phy.rev >= 7) {
5070                                target.ipa[i] = (table[index[i]] >> 16) & 0x7;
5071                                target.pad[i] = (table[index[i]] >> 19) & 0x1F;
5072                                target.pga[i] = (table[index[i]] >> 24) & 0xF;
5073                                target.txgm[i] = (table[index[i]] >> 28) & 0x7;
5074                                target.tx_lpf[i] = (table[index[i]] >> 31) & 0x1;
5075                        } else if (dev->phy.rev >= 3) {
5076                                target.ipa[i] = (table[index[i]] >> 16) & 0xF;
5077                                target.pad[i] = (table[index[i]] >> 20) & 0xF;
5078                                target.pga[i] = (table[index[i]] >> 24) & 0xF;
5079                                target.txgm[i] = (table[index[i]] >> 28) & 0xF;
5080                        } else {
5081                                target.ipa[i] = (table[index[i]] >> 16) & 0x3;
5082                                target.pad[i] = (table[index[i]] >> 18) & 0x3;
5083                                target.pga[i] = (table[index[i]] >> 20) & 0x7;
5084                                target.txgm[i] = (table[index[i]] >> 23) & 0x7;
5085                        }
5086                }
5087        }
5088
5089        return target;
5090}
5091
5092/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhyCleanup */
5093static void b43_nphy_tx_cal_phy_cleanup(struct b43_wldev *dev)
5094{
5095        u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
5096
5097        if (dev->phy.rev >= 3) {
5098                b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[0]);
5099                b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
5100                b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
5101                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[3]);
5102                b43_phy_write(dev, B43_NPHY_BBCFG, regs[4]);
5103                b43_ntab_write(dev, B43_NTAB16(8, 3), regs[5]);
5104                b43_ntab_write(dev, B43_NTAB16(8, 19), regs[6]);
5105                b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[7]);
5106                b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[8]);
5107                b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
5108                b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
5109                b43_nphy_reset_cca(dev);
5110        } else {
5111                b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, regs[0]);
5112                b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, regs[1]);
5113                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
5114                b43_ntab_write(dev, B43_NTAB16(8, 2), regs[3]);
5115                b43_ntab_write(dev, B43_NTAB16(8, 18), regs[4]);
5116                b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[5]);
5117                b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[6]);
5118        }
5119}
5120
5121/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhySetup */
5122static void b43_nphy_tx_cal_phy_setup(struct b43_wldev *dev)
5123{
5124        struct b43_phy *phy = &dev->phy;
5125        struct b43_phy_n *nphy = dev->phy.n;
5126        u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
5127        u16 tmp;
5128
5129        regs[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
5130        regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
5131        if (dev->phy.rev >= 3) {
5132                b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0xF0FF, 0x0A00);
5133                b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0xF0FF, 0x0A00);
5134
5135                tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
5136                regs[2] = tmp;
5137                b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, tmp | 0x0600);
5138
5139                tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5140                regs[3] = tmp;
5141                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x0600);
5142
5143                regs[4] = b43_phy_read(dev, B43_NPHY_BBCFG);
5144                b43_phy_mask(dev, B43_NPHY_BBCFG,
5145                             ~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
5146
5147                tmp = b43_ntab_read(dev, B43_NTAB16(8, 3));
5148                regs[5] = tmp;
5149                b43_ntab_write(dev, B43_NTAB16(8, 3), 0);
5150
5151                tmp = b43_ntab_read(dev, B43_NTAB16(8, 19));
5152                regs[6] = tmp;
5153                b43_ntab_write(dev, B43_NTAB16(8, 19), 0);
5154                regs[7] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
5155                regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
5156
5157                if (!nphy->use_int_tx_iq_lo_cal)
5158                        b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA,
5159                                                      1, 3);
5160                else
5161                        b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA,
5162                                                      0, 3);
5163                b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 2, 1);
5164                b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 8, 2);
5165
5166                regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
5167                regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
5168                b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
5169                b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
5170
5171                tmp = b43_nphy_read_lpf_ctl(dev, 0);
5172                if (phy->rev >= 19)
5173                        b43_nphy_rf_ctl_override_rev19(dev, 0x80, tmp, 0, false,
5174                                                       1);
5175                else if (phy->rev >= 7)
5176                        b43_nphy_rf_ctl_override_rev7(dev, 0x80, tmp, 0, false,
5177                                                      1);
5178
5179                if (nphy->use_int_tx_iq_lo_cal && true /* FIXME */) {
5180                        if (phy->rev >= 19) {
5181                                b43_nphy_rf_ctl_override_rev19(dev, 0x8, 0, 0x3,
5182                                                               false, 0);
5183                        } else if (phy->rev >= 8) {
5184                                b43_nphy_rf_ctl_override_rev7(dev, 0x8, 0, 0x3,
5185                                                              false, 0);
5186                        } else if (phy->rev == 7) {
5187                                b43_radio_maskset(dev, R2057_OVR_REG0, 1 << 4, 1 << 4);
5188                                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5189                                        b43_radio_maskset(dev, R2057_PAD2G_TUNE_PUS_CORE0, ~1, 0);
5190                                        b43_radio_maskset(dev, R2057_PAD2G_TUNE_PUS_CORE1, ~1, 0);
5191                                } else {
5192                                        b43_radio_maskset(dev, R2057_IPA5G_CASCOFFV_PU_CORE0, ~1, 0);
5193                                        b43_radio_maskset(dev, R2057_IPA5G_CASCOFFV_PU_CORE1, ~1, 0);
5194                                }
5195                        }
5196                }
5197        } else {
5198                b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, 0xA000);
5199                b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, 0xA000);
5200                tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5201                regs[2] = tmp;
5202                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x3000);
5203                tmp = b43_ntab_read(dev, B43_NTAB16(8, 2));
5204                regs[3] = tmp;
5205                tmp |= 0x2000;
5206                b43_ntab_write(dev, B43_NTAB16(8, 2), tmp);
5207                tmp = b43_ntab_read(dev, B43_NTAB16(8, 18));
5208                regs[4] = tmp;
5209                tmp |= 0x2000;
5210                b43_ntab_write(dev, B43_NTAB16(8, 18), tmp);
5211                regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
5212                regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
5213                if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
5214                        tmp = 0x0180;
5215                else
5216                        tmp = 0x0120;
5217                b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
5218                b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
5219        }
5220}
5221
5222/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SaveCal */
5223static void b43_nphy_save_cal(struct b43_wldev *dev)
5224{
5225        struct b43_phy *phy = &dev->phy;
5226        struct b43_phy_n *nphy = dev->phy.n;
5227
5228        struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
5229        u16 *txcal_radio_regs = NULL;
5230        struct b43_chanspec *iqcal_chanspec;
5231        u16 *table = NULL;
5232
5233        if (nphy->hang_avoid)
5234                b43_nphy_stay_in_carrier_search(dev, 1);
5235
5236        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5237                rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
5238                txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
5239                iqcal_chanspec = &nphy->iqcal_chanspec_2G;
5240                table = nphy->cal_cache.txcal_coeffs_2G;
5241        } else {
5242                rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
5243                txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
5244                iqcal_chanspec = &nphy->iqcal_chanspec_5G;
5245                table = nphy->cal_cache.txcal_coeffs_5G;
5246        }
5247
5248        b43_nphy_rx_iq_coeffs(dev, false, rxcal_coeffs);
5249        /* TODO use some definitions */
5250        if (phy->rev >= 19) {
5251                /* TODO */
5252        } else if (phy->rev >= 7) {
5253                txcal_radio_regs[0] = b43_radio_read(dev,
5254                                                     R2057_TX0_LOFT_FINE_I);
5255                txcal_radio_regs[1] = b43_radio_read(dev,
5256                                                     R2057_TX0_LOFT_FINE_Q);
5257                txcal_radio_regs[4] = b43_radio_read(dev,
5258                                                     R2057_TX0_LOFT_COARSE_I);
5259                txcal_radio_regs[5] = b43_radio_read(dev,
5260                                                     R2057_TX0_LOFT_COARSE_Q);
5261                txcal_radio_regs[2] = b43_radio_read(dev,
5262                                                     R2057_TX1_LOFT_FINE_I);
5263                txcal_radio_regs[3] = b43_radio_read(dev,
5264                                                     R2057_TX1_LOFT_FINE_Q);
5265                txcal_radio_regs[6] = b43_radio_read(dev,
5266                                                     R2057_TX1_LOFT_COARSE_I);
5267                txcal_radio_regs[7] = b43_radio_read(dev,
5268                                                     R2057_TX1_LOFT_COARSE_Q);
5269        } else if (phy->rev >= 3) {
5270                txcal_radio_regs[0] = b43_radio_read(dev, 0x2021);
5271                txcal_radio_regs[1] = b43_radio_read(dev, 0x2022);
5272                txcal_radio_regs[2] = b43_radio_read(dev, 0x3021);
5273                txcal_radio_regs[3] = b43_radio_read(dev, 0x3022);
5274                txcal_radio_regs[4] = b43_radio_read(dev, 0x2023);
5275                txcal_radio_regs[5] = b43_radio_read(dev, 0x2024);
5276                txcal_radio_regs[6] = b43_radio_read(dev, 0x3023);
5277                txcal_radio_regs[7] = b43_radio_read(dev, 0x3024);
5278        } else {
5279                txcal_radio_regs[0] = b43_radio_read(dev, 0x8B);
5280                txcal_radio_regs[1] = b43_radio_read(dev, 0xBA);
5281                txcal_radio_regs[2] = b43_radio_read(dev, 0x8D);
5282                txcal_radio_regs[3] = b43_radio_read(dev, 0xBC);
5283        }
5284        iqcal_chanspec->center_freq = dev->phy.chandef->chan->center_freq;
5285        iqcal_chanspec->channel_type =
5286                                cfg80211_get_chandef_type(dev->phy.chandef);
5287        b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 8, table);
5288
5289        if (nphy->hang_avoid)
5290                b43_nphy_stay_in_carrier_search(dev, 0);
5291}
5292
5293/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreCal */
5294static void b43_nphy_restore_cal(struct b43_wldev *dev)
5295{
5296        struct b43_phy *phy = &dev->phy;
5297        struct b43_phy_n *nphy = dev->phy.n;
5298
5299        u16 coef[4];
5300        u16 *loft = NULL;
5301        u16 *table = NULL;
5302
5303        int i;
5304        u16 *txcal_radio_regs = NULL;
5305        struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
5306
5307        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5308                if (!nphy->iqcal_chanspec_2G.center_freq)
5309                        return;
5310                table = nphy->cal_cache.txcal_coeffs_2G;
5311                loft = &nphy->cal_cache.txcal_coeffs_2G[5];
5312        } else {
5313                if (!nphy->iqcal_chanspec_5G.center_freq)
5314                        return;
5315                table = nphy->cal_cache.txcal_coeffs_5G;
5316                loft = &nphy->cal_cache.txcal_coeffs_5G[5];
5317        }
5318
5319        b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, table);
5320
5321        for (i = 0; i < 4; i++) {
5322                if (dev->phy.rev >= 3)
5323                        table[i] = coef[i];
5324                else
5325                        coef[i] = 0;
5326        }
5327
5328        b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, coef);
5329        b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, loft);
5330        b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, loft);
5331
5332        if (dev->phy.rev < 2)
5333                b43_nphy_tx_iq_workaround(dev);
5334
5335        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5336                txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
5337                rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
5338        } else {
5339                txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
5340                rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
5341        }
5342
5343        /* TODO use some definitions */
5344        if (phy->rev >= 19) {
5345                /* TODO */
5346        } else if (phy->rev >= 7) {
5347                b43_radio_write(dev, R2057_TX0_LOFT_FINE_I,
5348                                txcal_radio_regs[0]);
5349                b43_radio_write(dev, R2057_TX0_LOFT_FINE_Q,
5350                                txcal_radio_regs[1]);
5351                b43_radio_write(dev, R2057_TX0_LOFT_COARSE_I,
5352                                txcal_radio_regs[4]);
5353                b43_radio_write(dev, R2057_TX0_LOFT_COARSE_Q,
5354                                txcal_radio_regs[5]);
5355                b43_radio_write(dev, R2057_TX1_LOFT_FINE_I,
5356                                txcal_radio_regs[2]);
5357                b43_radio_write(dev, R2057_TX1_LOFT_FINE_Q,
5358                                txcal_radio_regs[3]);
5359                b43_radio_write(dev, R2057_TX1_LOFT_COARSE_I,
5360                                txcal_radio_regs[6]);
5361                b43_radio_write(dev, R2057_TX1_LOFT_COARSE_Q,
5362                                txcal_radio_regs[7]);
5363        } else if (phy->rev >= 3) {
5364                b43_radio_write(dev, 0x2021, txcal_radio_regs[0]);
5365                b43_radio_write(dev, 0x2022, txcal_radio_regs[1]);
5366                b43_radio_write(dev, 0x3021, txcal_radio_regs[2]);
5367                b43_radio_write(dev, 0x3022, txcal_radio_regs[3]);
5368                b43_radio_write(dev, 0x2023, txcal_radio_regs[4]);
5369                b43_radio_write(dev, 0x2024, txcal_radio_regs[5]);
5370                b43_radio_write(dev, 0x3023, txcal_radio_regs[6]);
5371                b43_radio_write(dev, 0x3024, txcal_radio_regs[7]);
5372        } else {
5373                b43_radio_write(dev, 0x8B, txcal_radio_regs[0]);
5374                b43_radio_write(dev, 0xBA, txcal_radio_regs[1]);
5375                b43_radio_write(dev, 0x8D, txcal_radio_regs[2]);
5376                b43_radio_write(dev, 0xBC, txcal_radio_regs[3]);
5377        }
5378        b43_nphy_rx_iq_coeffs(dev, true, rxcal_coeffs);
5379}
5380
5381/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalTxIqlo */
5382static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
5383                                struct nphy_txgains target,
5384                                bool full, bool mphase)
5385{
5386        struct b43_phy *phy = &dev->phy;
5387        struct b43_phy_n *nphy = dev->phy.n;
5388        int i;
5389        int error = 0;
5390        int freq;
5391        bool avoid = false;
5392        u8 length;
5393        u16 tmp, core, type, count, max, numb, last = 0, cmd;
5394        const u16 *table;
5395        bool phy6or5x;
5396
5397        u16 buffer[11];
5398        u16 diq_start = 0;
5399        u16 save[2];
5400        u16 gain[2];
5401        struct nphy_iqcal_params params[2];
5402        bool updated[2] = { };
5403
5404        b43_nphy_stay_in_carrier_search(dev, true);
5405
5406        if (dev->phy.rev >= 4) {
5407                avoid = nphy->hang_avoid;
5408                nphy->hang_avoid = false;
5409        }
5410
5411        b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
5412
5413        for (i = 0; i < 2; i++) {
5414                b43_nphy_iq_cal_gain_params(dev, i, target, &params[i]);
5415                gain[i] = params[i].cal_gain;
5416        }
5417
5418        b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain);
5419
5420        b43_nphy_tx_cal_radio_setup(dev);
5421        b43_nphy_tx_cal_phy_setup(dev);
5422
5423        phy6or5x = dev->phy.rev >= 6 ||
5424                (dev->phy.rev == 5 && nphy->ipa2g_on &&
5425                b43_current_band(dev->wl) == NL80211_BAND_2GHZ);
5426        if (phy6or5x) {
5427                if (b43_is_40mhz(dev)) {
5428                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
5429                                        tbl_tx_iqlo_cal_loft_ladder_40);
5430                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
5431                                        tbl_tx_iqlo_cal_iqimb_ladder_40);
5432                } else {
5433                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
5434                                        tbl_tx_iqlo_cal_loft_ladder_20);
5435                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
5436                                        tbl_tx_iqlo_cal_iqimb_ladder_20);
5437                }
5438        }
5439
5440        if (phy->rev >= 19) {
5441                /* TODO */
5442        } else if (phy->rev >= 7) {
5443                b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AD9);
5444        } else {
5445                b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9);
5446        }
5447
5448        if (!b43_is_40mhz(dev))
5449                freq = 2500;
5450        else
5451                freq = 5000;
5452
5453        if (nphy->mphase_cal_phase_id > 2)
5454                b43_nphy_run_samples(dev, (b43_is_40mhz(dev) ? 40 : 20) * 8,
5455                                     0xFFFF, 0, true, false, false);
5456        else
5457                error = b43_nphy_tx_tone(dev, freq, 250, true, false, false);
5458
5459        if (error == 0) {
5460                if (nphy->mphase_cal_phase_id > 2) {
5461                        table = nphy->mphase_txcal_bestcoeffs;
5462                        length = 11;
5463                        if (dev->phy.rev < 3)
5464                                length -= 2;
5465                } else {
5466                        if (!full && nphy->txiqlocal_coeffsvalid) {
5467                                table = nphy->txiqlocal_bestc;
5468                                length = 11;
5469                                if (dev->phy.rev < 3)
5470                                        length -= 2;
5471                        } else {
5472                                full = true;
5473                                if (dev->phy.rev >= 3) {
5474                                        table = tbl_tx_iqlo_cal_startcoefs_nphyrev3;
5475                                        length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3;
5476                                } else {
5477                                        table = tbl_tx_iqlo_cal_startcoefs;
5478                                        length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS;
5479                                }
5480                        }
5481                }
5482
5483                b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, table);
5484
5485                if (full) {
5486                        if (dev->phy.rev >= 3)
5487                                max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3;
5488                        else
5489                                max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL;
5490                } else {
5491                        if (dev->phy.rev >= 3)
5492                                max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL_REV3;
5493                        else
5494                                max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL;
5495                }
5496
5497                if (mphase) {
5498                        count = nphy->mphase_txcal_cmdidx;
5499                        numb = min(max,
5500                                (u16)(count + nphy->mphase_txcal_numcmds));
5501                } else {
5502                        count = 0;
5503                        numb = max;
5504                }
5505
5506                for (; count < numb; count++) {
5507                        if (full) {
5508                                if (dev->phy.rev >= 3)
5509                                        cmd = tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[count];
5510                                else
5511                                        cmd = tbl_tx_iqlo_cal_cmds_fullcal[count];
5512                        } else {
5513                                if (dev->phy.rev >= 3)
5514                                        cmd = tbl_tx_iqlo_cal_cmds_recal_nphyrev3[count];
5515                                else
5516                                        cmd = tbl_tx_iqlo_cal_cmds_recal[count];
5517                        }
5518
5519                        core = (cmd & 0x3000) >> 12;
5520                        type = (cmd & 0x0F00) >> 8;
5521
5522                        if (phy6or5x && updated[core] == 0) {
5523                                b43_nphy_update_tx_cal_ladder(dev, core);
5524                                updated[core] = true;
5525                        }
5526
5527                        tmp = (params[core].ncorr[type] << 8) | 0x66;
5528                        b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDNNUM, tmp);
5529
5530                        if (type == 1 || type == 3 || type == 4) {
5531                                buffer[0] = b43_ntab_read(dev,
5532                                                B43_NTAB16(15, 69 + core));
5533                                diq_start = buffer[0];
5534                                buffer[0] = 0;
5535                                b43_ntab_write(dev, B43_NTAB16(15, 69 + core),
5536                                                0);
5537                        }
5538
5539                        b43_phy_write(dev, B43_NPHY_IQLOCAL_CMD, cmd);
5540                        for (i = 0; i < 2000; i++) {
5541                                tmp = b43_phy_read(dev, B43_NPHY_IQLOCAL_CMD);
5542                                if (tmp & 0xC000)
5543                                        break;
5544                                udelay(10);
5545                        }
5546
5547                        b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5548                                                buffer);
5549                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length,
5550                                                buffer);
5551
5552                        if (type == 1 || type == 3 || type == 4)
5553                                buffer[0] = diq_start;
5554                }
5555
5556                if (mphase)
5557                        nphy->mphase_txcal_cmdidx = (numb >= max) ? 0 : numb;
5558
5559                last = (dev->phy.rev < 3) ? 6 : 7;
5560
5561                if (!mphase || nphy->mphase_cal_phase_id == last) {
5562                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 96), 4, buffer);
5563                        b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 4, buffer);
5564                        if (dev->phy.rev < 3) {
5565                                buffer[0] = 0;
5566                                buffer[1] = 0;
5567                                buffer[2] = 0;
5568                                buffer[3] = 0;
5569                        }
5570                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
5571                                                buffer);
5572                        b43_ntab_read_bulk(dev, B43_NTAB16(15, 101), 2,
5573                                                buffer);
5574                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
5575                                                buffer);
5576                        b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
5577                                                buffer);
5578                        length = 11;
5579                        if (dev->phy.rev < 3)
5580                                length -= 2;
5581                        b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5582                                                nphy->txiqlocal_bestc);
5583                        nphy->txiqlocal_coeffsvalid = true;
5584                        nphy->txiqlocal_chanspec.center_freq =
5585                                                phy->chandef->chan->center_freq;
5586                        nphy->txiqlocal_chanspec.channel_type =
5587                                        cfg80211_get_chandef_type(phy->chandef);
5588                } else {
5589                        length = 11;
5590                        if (dev->phy.rev < 3)
5591                                length -= 2;
5592                        b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5593                                                nphy->mphase_txcal_bestcoeffs);
5594                }
5595
5596                b43_nphy_stop_playback(dev);
5597                b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0);
5598        }
5599
5600        b43_nphy_tx_cal_phy_cleanup(dev);
5601        b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
5602
5603        if (dev->phy.rev < 2 && (!mphase || nphy->mphase_cal_phase_id == last))
5604                b43_nphy_tx_iq_workaround(dev);
5605
5606        if (dev->phy.rev >= 4)
5607                nphy->hang_avoid = avoid;
5608
5609        b43_nphy_stay_in_carrier_search(dev, false);
5610
5611        return error;
5612}
5613
5614/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ReapplyTxCalCoeffs */
5615static void b43_nphy_reapply_tx_cal_coeffs(struct b43_wldev *dev)
5616{
5617        struct b43_phy_n *nphy = dev->phy.n;
5618        u8 i;
5619        u16 buffer[7];
5620        bool equal = true;
5621
5622        if (!nphy->txiqlocal_coeffsvalid ||
5623            nphy->txiqlocal_chanspec.center_freq != dev->phy.chandef->chan->center_freq ||
5624            nphy->txiqlocal_chanspec.channel_type != cfg80211_get_chandef_type(dev->phy.chandef))
5625                return;
5626
5627        b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
5628        for (i = 0; i < 4; i++) {
5629                if (buffer[i] != nphy->txiqlocal_bestc[i]) {
5630                        equal = false;
5631                        break;
5632                }
5633        }
5634
5635        if (!equal) {
5636                b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4,
5637                                        nphy->txiqlocal_bestc);
5638                for (i = 0; i < 4; i++)
5639                        buffer[i] = 0;
5640                b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
5641                                        buffer);
5642                b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
5643                                        &nphy->txiqlocal_bestc[5]);
5644                b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
5645                                        &nphy->txiqlocal_bestc[5]);
5646        }
5647}
5648
5649/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIqRev2 */
5650static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
5651                        struct nphy_txgains target, u8 type, bool debug)
5652{
5653        struct b43_phy_n *nphy = dev->phy.n;
5654        int i, j, index;
5655        u8 rfctl[2];
5656        u8 afectl_core;
5657        u16 tmp[6];
5658        u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna;
5659        u32 real, imag;
5660        enum nl80211_band band;
5661
5662        u8 use;
5663        u16 cur_hpf;
5664        u16 lna[3] = { 3, 3, 1 };
5665        u16 hpf1[3] = { 7, 2, 0 };
5666        u16 hpf2[3] = { 2, 0, 0 };
5667        u32 power[3] = { };
5668        u16 gain_save[2];
5669        u16 cal_gain[2];
5670        struct nphy_iqcal_params cal_params[2];
5671        struct nphy_iq_est est;
5672        int ret = 0;
5673        bool playtone = true;
5674        int desired = 13;
5675
5676        b43_nphy_stay_in_carrier_search(dev, 1);
5677
5678        if (dev->phy.rev < 2)
5679                b43_nphy_reapply_tx_cal_coeffs(dev);
5680        b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
5681        for (i = 0; i < 2; i++) {
5682                b43_nphy_iq_cal_gain_params(dev, i, target, &cal_params[i]);
5683                cal_gain[i] = cal_params[i].cal_gain;
5684        }
5685        b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, cal_gain);
5686
5687        for (i = 0; i < 2; i++) {
5688                if (i == 0) {
5689                        rfctl[0] = B43_NPHY_RFCTL_INTC1;
5690                        rfctl[1] = B43_NPHY_RFCTL_INTC2;
5691                        afectl_core = B43_NPHY_AFECTL_C1;
5692                } else {
5693                        rfctl[0] = B43_NPHY_RFCTL_INTC2;
5694                        rfctl[1] = B43_NPHY_RFCTL_INTC1;
5695                        afectl_core = B43_NPHY_AFECTL_C2;
5696                }
5697
5698                tmp[1] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
5699                tmp[2] = b43_phy_read(dev, afectl_core);
5700                tmp[3] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5701                tmp[4] = b43_phy_read(dev, rfctl[0]);
5702                tmp[5] = b43_phy_read(dev, rfctl[1]);
5703
5704                b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
5705                                ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
5706                                ((1 - i) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
5707                b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
5708                                (1 - i));
5709                b43_phy_set(dev, afectl_core, 0x0006);
5710                b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0006);
5711
5712                band = b43_current_band(dev->wl);
5713
5714                if (nphy->rxcalparams & 0xFF000000) {
5715                        if (band == NL80211_BAND_5GHZ)
5716                                b43_phy_write(dev, rfctl[0], 0x140);
5717                        else
5718                                b43_phy_write(dev, rfctl[0], 0x110);
5719                } else {
5720                        if (band == NL80211_BAND_5GHZ)
5721                                b43_phy_write(dev, rfctl[0], 0x180);
5722                        else
5723                                b43_phy_write(dev, rfctl[0], 0x120);
5724                }
5725
5726                if (band == NL80211_BAND_5GHZ)
5727                        b43_phy_write(dev, rfctl[1], 0x148);
5728                else
5729                        b43_phy_write(dev, rfctl[1], 0x114);
5730
5731                if (nphy->rxcalparams & 0x10000) {
5732                        b43_radio_maskset(dev, B2055_C1_GENSPARE2, 0xFC,
5733                                        (i + 1));
5734                        b43_radio_maskset(dev, B2055_C2_GENSPARE2, 0xFC,
5735                                        (2 - i));
5736                }
5737
5738                for (j = 0; j < 4; j++) {
5739                        if (j < 3) {
5740                                cur_lna = lna[j];
5741                                cur_hpf1 = hpf1[j];
5742                                cur_hpf2 = hpf2[j];
5743                        } else {
5744                                if (power[1] > 10000) {
5745                                        use = 1;
5746                                        cur_hpf = cur_hpf1;
5747                                        index = 2;
5748                                } else {
5749                                        if (power[0] > 10000) {
5750                                                use = 1;
5751                                                cur_hpf = cur_hpf1;
5752                                                index = 1;
5753                                        } else {
5754                                                index = 0;
5755                                                use = 2;
5756                                                cur_hpf = cur_hpf2;
5757                                        }
5758                                }
5759                                cur_lna = lna[index];
5760                                cur_hpf1 = hpf1[index];
5761                                cur_hpf2 = hpf2[index];
5762                                cur_hpf += desired - hweight32(power[index]);
5763                                cur_hpf = clamp_val(cur_hpf, 0, 10);
5764                                if (use == 1)
5765                                        cur_hpf1 = cur_hpf;
5766                                else
5767                                        cur_hpf2 = cur_hpf;
5768                        }
5769
5770                        tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) |
5771                                        (cur_lna << 2));
5772                        b43_nphy_rf_ctl_override(dev, 0x400, tmp[0], 3,
5773                                                                        false);
5774                        b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5775                        b43_nphy_stop_playback(dev);
5776
5777                        if (playtone) {
5778                                ret = b43_nphy_tx_tone(dev, 4000,
5779                                                (nphy->rxcalparams & 0xFFFF),
5780                                                false, false, true);
5781                                playtone = false;
5782                        } else {
5783                                b43_nphy_run_samples(dev, 160, 0xFFFF, 0, false,
5784                                                     false, true);
5785                        }
5786
5787                        if (ret == 0) {
5788                                if (j < 3) {
5789                                        b43_nphy_rx_iq_est(dev, &est, 1024, 32,
5790                                                                        false);
5791                                        if (i == 0) {
5792                                                real = est.i0_pwr;
5793                                                imag = est.q0_pwr;
5794                                        } else {
5795                                                real = est.i1_pwr;
5796                                                imag = est.q1_pwr;
5797                                        }
5798                                        power[i] = ((real + imag) / 1024) + 1;
5799                                } else {
5800                                        b43_nphy_calc_rx_iq_comp(dev, 1 << i);
5801                                }
5802                                b43_nphy_stop_playback(dev);
5803                        }
5804
5805                        if (ret != 0)
5806                                break;
5807                }
5808
5809                b43_radio_mask(dev, B2055_C1_GENSPARE2, 0xFC);
5810                b43_radio_mask(dev, B2055_C2_GENSPARE2, 0xFC);
5811                b43_phy_write(dev, rfctl[1], tmp[5]);
5812                b43_phy_write(dev, rfctl[0], tmp[4]);
5813                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp[3]);
5814                b43_phy_write(dev, afectl_core, tmp[2]);
5815                b43_phy_write(dev, B43_NPHY_RFSEQCA, tmp[1]);
5816
5817                if (ret != 0)
5818                        break;
5819        }
5820
5821        b43_nphy_rf_ctl_override(dev, 0x400, 0, 3, true);
5822        b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5823        b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
5824
5825        b43_nphy_stay_in_carrier_search(dev, 0);
5826
5827        return ret;
5828}
5829
5830static int b43_nphy_rev3_cal_rx_iq(struct b43_wldev *dev,
5831                        struct nphy_txgains target, u8 type, bool debug)
5832{
5833        return -1;
5834}
5835
5836/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIq */
5837static int b43_nphy_cal_rx_iq(struct b43_wldev *dev,
5838                        struct nphy_txgains target, u8 type, bool debug)
5839{
5840        if (dev->phy.rev >= 7)
5841                type = 0;
5842
5843        if (dev->phy.rev >= 3)
5844                return b43_nphy_rev3_cal_rx_iq(dev, target, type, debug);
5845        else
5846                return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug);
5847}
5848
5849/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreSetState */
5850static void b43_nphy_set_rx_core_state(struct b43_wldev *dev, u8 mask)
5851{
5852        struct b43_phy *phy = &dev->phy;
5853        struct b43_phy_n *nphy = phy->n;
5854        /* u16 buf[16]; it's rev3+ */
5855
5856        nphy->phyrxchain = mask;
5857
5858        if (0 /* FIXME clk */)
5859                return;
5860
5861        b43_mac_suspend(dev);
5862
5863        if (nphy->hang_avoid)
5864                b43_nphy_stay_in_carrier_search(dev, true);
5865
5866        b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
5867                        (mask & 0x3) << B43_NPHY_RFSEQCA_RXEN_SHIFT);
5868
5869        if ((mask & 0x3) != 0x3) {
5870                b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 1);
5871                if (dev->phy.rev >= 3) {
5872                        /* TODO */
5873                }
5874        } else {
5875                b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 0x1E);
5876                if (dev->phy.rev >= 3) {
5877                        /* TODO */
5878                }
5879        }
5880
5881        b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5882
5883        if (nphy->hang_avoid)
5884                b43_nphy_stay_in_carrier_search(dev, false);
5885
5886        b43_mac_enable(dev);
5887}
5888
5889static enum b43_txpwr_result b43_nphy_op_recalc_txpower(struct b43_wldev *dev,
5890                                                        bool ignore_tssi)
5891{
5892        struct b43_phy *phy = &dev->phy;
5893        struct b43_phy_n *nphy = dev->phy.n;
5894        struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan;
5895        struct b43_ppr *ppr = &nphy->tx_pwr_max_ppr;
5896        u8 max; /* qdBm */
5897        bool tx_pwr_state;
5898
5899        if (nphy->tx_pwr_last_recalc_freq == channel->center_freq &&
5900            nphy->tx_pwr_last_recalc_limit == phy->desired_txpower)
5901                return B43_TXPWR_RES_DONE;
5902
5903        /* Make sure we have a clean PPR */
5904        b43_ppr_clear(dev, ppr);
5905
5906        /* HW limitations */
5907        b43_ppr_load_max_from_sprom(dev, ppr, B43_BAND_2G);
5908
5909        /* Regulatory & user settings */
5910        max = INT_TO_Q52(phy->chandef->chan->max_power);
5911        if (phy->desired_txpower)
5912                max = min_t(u8, max, INT_TO_Q52(phy->desired_txpower));
5913        b43_ppr_apply_max(dev, ppr, max);
5914        if (b43_debug(dev, B43_DBG_XMITPOWER))
5915                b43dbg(dev->wl, "Calculated TX power: " Q52_FMT "\n",
5916                       Q52_ARG(b43_ppr_get_max(dev, ppr)));
5917
5918        /* TODO: Enable this once we get gains working */
5919#if 0
5920        /* Some extra gains */
5921        hw_gain = 6; /* N-PHY specific */
5922        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
5923                hw_gain += sprom->antenna_gain.a0;
5924        else
5925                hw_gain += sprom->antenna_gain.a1;
5926        b43_ppr_add(dev, ppr, -hw_gain);
5927#endif
5928
5929        /* Make sure we didn't go too low */
5930        b43_ppr_apply_min(dev, ppr, INT_TO_Q52(8));
5931
5932        /* Apply */
5933        tx_pwr_state = nphy->txpwrctrl;
5934        b43_mac_suspend(dev);
5935        b43_nphy_tx_power_ctl_setup(dev);
5936        if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
5937                b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_PHY_LOCK);
5938                b43_read32(dev, B43_MMIO_MACCTL);
5939                udelay(1);
5940        }
5941        b43_nphy_tx_power_ctrl(dev, nphy->txpwrctrl);
5942        if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
5943                b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PHY_LOCK, 0);
5944        b43_mac_enable(dev);
5945
5946        nphy->tx_pwr_last_recalc_freq = channel->center_freq;
5947        nphy->tx_pwr_last_recalc_limit = phy->desired_txpower;
5948
5949        return B43_TXPWR_RES_DONE;
5950}
5951
5952/**************************************************
5953 * N-PHY init
5954 **************************************************/
5955
5956/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MIMOConfig */
5957static void b43_nphy_update_mimo_config(struct b43_wldev *dev, s32 preamble)
5958{
5959        u16 mimocfg = b43_phy_read(dev, B43_NPHY_MIMOCFG);
5960
5961        mimocfg |= B43_NPHY_MIMOCFG_AUTO;
5962        if (preamble == 1)
5963                mimocfg |= B43_NPHY_MIMOCFG_GFMIX;
5964        else
5965                mimocfg &= ~B43_NPHY_MIMOCFG_GFMIX;
5966
5967        b43_phy_write(dev, B43_NPHY_MIMOCFG, mimocfg);
5968}
5969
5970/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BPHYInit */
5971static void b43_nphy_bphy_init(struct b43_wldev *dev)
5972{
5973        unsigned int i;
5974        u16 val;
5975
5976        val = 0x1E1F;
5977        for (i = 0; i < 16; i++) {
5978                b43_phy_write(dev, B43_PHY_N_BMODE(0x88 + i), val);
5979                val -= 0x202;
5980        }
5981        val = 0x3E3F;
5982        for (i = 0; i < 16; i++) {
5983                b43_phy_write(dev, B43_PHY_N_BMODE(0x98 + i), val);
5984                val -= 0x202;
5985        }
5986        b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
5987}
5988
5989/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SuperSwitchInit */
5990static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init)
5991{
5992        if (dev->phy.rev >= 7)
5993                return;
5994
5995        if (dev->phy.rev >= 3) {
5996                if (!init)
5997                        return;
5998                if (0 /* FIXME */) {
5999                        b43_ntab_write(dev, B43_NTAB16(9, 2), 0x211);
6000                        b43_ntab_write(dev, B43_NTAB16(9, 3), 0x222);
6001                        b43_ntab_write(dev, B43_NTAB16(9, 8), 0x144);
6002                        b43_ntab_write(dev, B43_NTAB16(9, 12), 0x188);
6003                }
6004        } else {
6005                b43_phy_write(dev, B43_NPHY_GPIO_LOOEN, 0);
6006                b43_phy_write(dev, B43_NPHY_GPIO_HIOEN, 0);
6007
6008                switch (dev->dev->bus_type) {
6009#ifdef CONFIG_B43_BCMA
6010                case B43_BUS_BCMA:
6011                        bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc,
6012                                                 0xFC00, 0xFC00);
6013                        break;
6014#endif
6015#ifdef CONFIG_B43_SSB
6016                case B43_BUS_SSB:
6017                        ssb_chipco_gpio_control(&dev->dev->sdev->bus->chipco,
6018                                                0xFC00, 0xFC00);
6019                        break;
6020#endif
6021                }
6022
6023                b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_GPOUTSMSK, 0);
6024                b43_maskset16(dev, B43_MMIO_GPIO_MASK, ~0, 0xFC00);
6025                b43_maskset16(dev, B43_MMIO_GPIO_CONTROL, (~0xFC00 & 0xFFFF),
6026                              0);
6027
6028                if (init) {
6029                        b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
6030                        b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
6031                        b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
6032                        b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
6033                }
6034        }
6035}
6036
6037/* http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N */
6038static int b43_phy_initn(struct b43_wldev *dev)
6039{
6040        struct ssb_sprom *sprom = dev->dev->bus_sprom;
6041        struct b43_phy *phy = &dev->phy;
6042        struct b43_phy_n *nphy = phy->n;
6043        u8 tx_pwr_state;
6044        struct nphy_txgains target;
6045        u16 tmp;
6046        enum nl80211_band tmp2;
6047        bool do_rssi_cal;
6048
6049        u16 clip[2];
6050        bool do_cal = false;
6051
6052        if ((dev->phy.rev >= 3) &&
6053           (sprom->boardflags_lo & B43_BFL_EXTLNA) &&
6054           (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)) {
6055                switch (dev->dev->bus_type) {
6056#ifdef CONFIG_B43_BCMA
6057                case B43_BUS_BCMA:
6058                        bcma_cc_set32(&dev->dev->bdev->bus->drv_cc,
6059                                      BCMA_CC_CHIPCTL, 0x40);
6060                        break;
6061#endif
6062#ifdef CONFIG_B43_SSB
6063                case B43_BUS_SSB:
6064                        chipco_set32(&dev->dev->sdev->bus->chipco,
6065                                     SSB_CHIPCO_CHIPCTL, 0x40);
6066                        break;
6067#endif
6068                }
6069        }
6070        nphy->use_int_tx_iq_lo_cal = b43_nphy_ipa(dev) ||
6071                phy->rev >= 7 ||
6072                (phy->rev >= 5 &&
6073                 sprom->boardflags2_hi & B43_BFH2_INTERNDET_TXIQCAL);
6074        nphy->deaf_count = 0;
6075        b43_nphy_tables_init(dev);
6076        nphy->crsminpwr_adjusted = false;
6077        nphy->noisevars_adjusted = false;
6078
6079        /* Clear all overrides */
6080        if (dev->phy.rev >= 3) {
6081                b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, 0);
6082                b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
6083                if (phy->rev >= 7) {
6084                        b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0);
6085                        b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER4, 0);
6086                        b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER5, 0);
6087                        b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER6, 0);
6088                }
6089                if (phy->rev >= 19) {
6090                        /* TODO */
6091                }
6092
6093                b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, 0);
6094                b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, 0);
6095        } else {
6096                b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
6097        }
6098        b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, 0);
6099        b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, 0);
6100        if (dev->phy.rev < 6) {
6101                b43_phy_write(dev, B43_NPHY_RFCTL_INTC3, 0);
6102                b43_phy_write(dev, B43_NPHY_RFCTL_INTC4, 0);
6103        }
6104        b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
6105                     ~(B43_NPHY_RFSEQMODE_CAOVER |
6106                       B43_NPHY_RFSEQMODE_TROVER));
6107        if (dev->phy.rev >= 3)
6108                b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, 0);
6109        b43_phy_write(dev, B43_NPHY_AFECTL_OVER, 0);
6110
6111        if (dev->phy.rev <= 2) {
6112                tmp = (dev->phy.rev == 2) ? 0x3B : 0x40;
6113                b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
6114                                ~B43_NPHY_BPHY_CTL3_SCALE,
6115                                tmp << B43_NPHY_BPHY_CTL3_SCALE_SHIFT);
6116        }
6117        b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_20M, 0x20);
6118        b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_40M, 0x20);
6119
6120        if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD ||
6121            (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE &&
6122             dev->dev->board_type == BCMA_BOARD_TYPE_BCM943224M93))
6123                b43_phy_write(dev, B43_NPHY_TXREALFD, 0xA0);
6124        else
6125                b43_phy_write(dev, B43_NPHY_TXREALFD, 0xB8);
6126        b43_phy_write(dev, B43_NPHY_MIMO_CRSTXEXT, 0xC8);
6127        b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x50);
6128        b43_phy_write(dev, B43_NPHY_TXRIFS_FRDEL, 0x30);
6129
6130        if (phy->rev < 8)
6131                b43_nphy_update_mimo_config(dev, nphy->preamble_override);
6132
6133        b43_nphy_update_txrx_chain(dev);
6134
6135        if (phy->rev < 2) {
6136                b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8);
6137                b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4);
6138        }
6139
6140        tmp2 = b43_current_band(dev->wl);
6141        if (b43_nphy_ipa(dev)) {
6142                b43_phy_set(dev, B43_NPHY_PAPD_EN0, 0x1);
6143                b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ0, 0x007F,
6144                                nphy->papd_epsilon_offset[0] << 7);
6145                b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1);
6146                b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F,
6147                                nphy->papd_epsilon_offset[1] << 7);
6148                b43_nphy_int_pa_set_tx_dig_filters(dev);
6149        } else if (phy->rev >= 5) {
6150                b43_nphy_ext_pa_set_tx_dig_filters(dev);
6151        }
6152
6153        b43_nphy_workarounds(dev);
6154
6155        /* Reset CCA, in init code it differs a little from standard way */
6156        b43_phy_force_clock(dev, 1);
6157        tmp = b43_phy_read(dev, B43_NPHY_BBCFG);
6158        b43_phy_write(dev, B43_NPHY_BBCFG, tmp | B43_NPHY_BBCFG_RSTCCA);
6159        b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA);
6160        b43_phy_force_clock(dev, 0);
6161
6162        b43_mac_phy_clock_set(dev, true);
6163
6164        if (phy->rev < 7) {
6165                b43_nphy_pa_override(dev, false);
6166                b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
6167                b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
6168                b43_nphy_pa_override(dev, true);
6169        }
6170
6171        b43_nphy_classifier(dev, 0, 0);
6172        b43_nphy_read_clip_detection(dev, clip);
6173        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6174                b43_nphy_bphy_init(dev);
6175
6176        tx_pwr_state = nphy->txpwrctrl;
6177        b43_nphy_tx_power_ctrl(dev, false);
6178        b43_nphy_tx_power_fix(dev);
6179        b43_nphy_tx_power_ctl_idle_tssi(dev);
6180        b43_nphy_tx_power_ctl_setup(dev);
6181        b43_nphy_tx_gain_table_upload(dev);
6182
6183        if (nphy->phyrxchain != 3)
6184                b43_nphy_set_rx_core_state(dev, nphy->phyrxchain);
6185        if (nphy->mphase_cal_phase_id > 0)
6186                ;/* TODO PHY Periodic Calibration Multi-Phase Restart */
6187
6188        do_rssi_cal = false;
6189        if (phy->rev >= 3) {
6190                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6191                        do_rssi_cal = !nphy->rssical_chanspec_2G.center_freq;
6192                else
6193                        do_rssi_cal = !nphy->rssical_chanspec_5G.center_freq;
6194
6195                if (do_rssi_cal)
6196                        b43_nphy_rssi_cal(dev);
6197                else
6198                        b43_nphy_restore_rssi_cal(dev);
6199        } else {
6200                b43_nphy_rssi_cal(dev);
6201        }
6202
6203        if (!((nphy->measure_hold & 0x6) != 0)) {
6204                if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6205                        do_cal = !nphy->iqcal_chanspec_2G.center_freq;
6206                else
6207                        do_cal = !nphy->iqcal_chanspec_5G.center_freq;
6208
6209                if (nphy->mute)
6210                        do_cal = false;
6211
6212                if (do_cal) {
6213                        target = b43_nphy_get_tx_gains(dev);
6214
6215                        if (nphy->antsel_type == 2)
6216                                b43_nphy_superswitch_init(dev, true);
6217                        if (nphy->perical != 2) {
6218                                b43_nphy_rssi_cal(dev);
6219                                if (phy->rev >= 3) {
6220                                        nphy->cal_orig_pwr_idx[0] =
6221                                            nphy->txpwrindex[0].index_internal;
6222                                        nphy->cal_orig_pwr_idx[1] =
6223                                            nphy->txpwrindex[1].index_internal;
6224                                        /* TODO N PHY Pre Calibrate TX Gain */
6225                                        target = b43_nphy_get_tx_gains(dev);
6226                                }
6227                                if (!b43_nphy_cal_tx_iq_lo(dev, target, true, false))
6228                                        if (b43_nphy_cal_rx_iq(dev, target, 2, 0) == 0)
6229                                                b43_nphy_save_cal(dev);
6230                        } else if (nphy->mphase_cal_phase_id == 0)
6231                                ;/* N PHY Periodic Calibration with arg 3 */
6232                } else {
6233                        b43_nphy_restore_cal(dev);
6234                }
6235        }
6236
6237        b43_nphy_tx_pwr_ctrl_coef_setup(dev);
6238        b43_nphy_tx_power_ctrl(dev, tx_pwr_state);
6239        b43_phy_write(dev, B43_NPHY_TXMACIF_HOLDOFF, 0x0015);
6240        b43_phy_write(dev, B43_NPHY_TXMACDELAY, 0x0320);
6241        if (phy->rev >= 3 && phy->rev <= 6)
6242                b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0032);
6243        b43_nphy_tx_lpf_bw(dev);
6244        if (phy->rev >= 3)
6245                b43_nphy_spur_workaround(dev);
6246
6247        return 0;
6248}
6249
6250/**************************************************
6251 * Channel switching ops.
6252 **************************************************/
6253
6254static void b43_chantab_phy_upload(struct b43_wldev *dev,
6255                                   const struct b43_phy_n_sfo_cfg *e)
6256{
6257        b43_phy_write(dev, B43_NPHY_BW1A, e->phy_bw1a);
6258        b43_phy_write(dev, B43_NPHY_BW2, e->phy_bw2);
6259        b43_phy_write(dev, B43_NPHY_BW3, e->phy_bw3);
6260        b43_phy_write(dev, B43_NPHY_BW4, e->phy_bw4);
6261        b43_phy_write(dev, B43_NPHY_BW5, e->phy_bw5);
6262        b43_phy_write(dev, B43_NPHY_BW6, e->phy_bw6);
6263}
6264
6265/* http://bcm-v4.sipsolutions.net/802.11/PmuSpurAvoid */
6266static void b43_nphy_pmu_spur_avoid(struct b43_wldev *dev, bool avoid)
6267{
6268        switch (dev->dev->bus_type) {
6269#ifdef CONFIG_B43_BCMA
6270        case B43_BUS_BCMA:
6271                bcma_pmu_spuravoid_pllupdate(&dev->dev->bdev->bus->drv_cc,
6272                                             avoid);
6273                break;
6274#endif
6275#ifdef CONFIG_B43_SSB
6276        case B43_BUS_SSB:
6277                ssb_pmu_spuravoid_pllupdate(&dev->dev->sdev->bus->chipco,
6278                                            avoid);
6279                break;
6280#endif
6281        }
6282}
6283
6284/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ChanspecSetup */
6285static void b43_nphy_channel_setup(struct b43_wldev *dev,
6286                                const struct b43_phy_n_sfo_cfg *e,
6287                                struct ieee80211_channel *new_channel)
6288{
6289        struct b43_phy *phy = &dev->phy;
6290        struct b43_phy_n *nphy = dev->phy.n;
6291        int ch = new_channel->hw_value;
6292        u16 tmp16;
6293
6294        if (new_channel->band == NL80211_BAND_5GHZ) {
6295                /* Switch to 2 GHz for a moment to access B43_PHY_B_BBCFG */
6296                b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
6297
6298                tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR);
6299                b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4);
6300                /* Put BPHY in the reset */
6301                b43_phy_set(dev, B43_PHY_B_BBCFG,
6302                            B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX);
6303                b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16);
6304                b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ);
6305        } else if (new_channel->band == NL80211_BAND_2GHZ) {
6306                b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
6307                tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR);
6308                b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4);
6309                /* Take BPHY out of the reset */
6310                b43_phy_mask(dev, B43_PHY_B_BBCFG,
6311                             (u16)~(B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX));
6312                b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16);
6313        }
6314
6315        b43_chantab_phy_upload(dev, e);
6316
6317        if (new_channel->hw_value == 14) {
6318                b43_nphy_classifier(dev, 2, 0);
6319                b43_phy_set(dev, B43_PHY_B_TEST, 0x0800);
6320        } else {
6321                b43_nphy_classifier(dev, 2, 2);
6322                if (new_channel->band == NL80211_BAND_2GHZ)
6323                        b43_phy_mask(dev, B43_PHY_B_TEST, ~0x840);
6324        }
6325
6326        if (!nphy->txpwrctrl)
6327                b43_nphy_tx_power_fix(dev);
6328
6329        if (dev->phy.rev < 3)
6330                b43_nphy_adjust_lna_gain_table(dev);
6331
6332        b43_nphy_tx_lpf_bw(dev);
6333
6334        if (dev->phy.rev >= 3 &&
6335            dev->phy.n->spur_avoid != B43_SPUR_AVOID_DISABLE) {
6336                u8 spuravoid = 0;
6337
6338                if (dev->phy.n->spur_avoid == B43_SPUR_AVOID_FORCE) {
6339                        spuravoid = 1;
6340                } else if (phy->rev >= 19) {
6341                        /* TODO */
6342                } else if (phy->rev >= 18) {
6343                        /* TODO */
6344                } else if (phy->rev >= 17) {
6345                        /* TODO: Off for channels 1-11, but check 12-14! */
6346                } else if (phy->rev >= 16) {
6347                        /* TODO: Off for 2 GHz, but check 5 GHz! */
6348                } else if (phy->rev >= 7) {
6349                        if (!b43_is_40mhz(dev)) { /* 20MHz */
6350                                if (ch == 13 || ch == 14 || ch == 153)
6351                                        spuravoid = 1;
6352                        } else { /* 40 MHz */
6353                                if (ch == 54)
6354                                        spuravoid = 1;
6355                        }
6356                } else {
6357                        if (!b43_is_40mhz(dev)) { /* 20MHz */
6358                                if ((ch >= 5 && ch <= 8) || ch == 13 || ch == 14)
6359                                        spuravoid = 1;
6360                        } else { /* 40MHz */
6361                                if (nphy->aband_spurwar_en &&
6362                                    (ch == 38 || ch == 102 || ch == 118))
6363                                        spuravoid = dev->dev->chip_id == 0x4716;
6364                        }
6365                }
6366
6367                b43_nphy_pmu_spur_avoid(dev, spuravoid);
6368
6369                b43_mac_switch_freq(dev, spuravoid);
6370
6371                if (dev->phy.rev == 3 || dev->phy.rev == 4)
6372                        b43_wireless_core_phy_pll_reset(dev);
6373
6374                if (spuravoid)
6375                        b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTRX);
6376                else
6377                        b43_phy_mask(dev, B43_NPHY_BBCFG,
6378                                     ~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
6379
6380                b43_nphy_reset_cca(dev);
6381
6382                /* wl sets useless phy_isspuravoid here */
6383        }
6384
6385        b43_phy_write(dev, B43_NPHY_NDATAT_DUP40, 0x3830);
6386
6387        if (phy->rev >= 3)
6388                b43_nphy_spur_workaround(dev);
6389}
6390
6391/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetChanspec */
6392static int b43_nphy_set_channel(struct b43_wldev *dev,
6393                                struct ieee80211_channel *channel,
6394                                enum nl80211_channel_type channel_type)
6395{
6396        struct b43_phy *phy = &dev->phy;
6397
6398        const struct b43_nphy_channeltab_entry_rev2 *tabent_r2 = NULL;
6399        const struct b43_nphy_channeltab_entry_rev3 *tabent_r3 = NULL;
6400        const struct b43_nphy_chantabent_rev7 *tabent_r7 = NULL;
6401        const struct b43_nphy_chantabent_rev7_2g *tabent_r7_2g = NULL;
6402
6403        u8 tmp;
6404
6405        if (phy->rev >= 19) {
6406                return -ESRCH;
6407                /* TODO */
6408        } else if (phy->rev >= 7) {
6409                r2057_get_chantabent_rev7(dev, channel->center_freq,
6410                                          &tabent_r7, &tabent_r7_2g);
6411                if (!tabent_r7 && !tabent_r7_2g)
6412                        return -ESRCH;
6413        } else if (phy->rev >= 3) {
6414                tabent_r3 = b43_nphy_get_chantabent_rev3(dev,
6415                                                        channel->center_freq);
6416                if (!tabent_r3)
6417                        return -ESRCH;
6418        } else {
6419                tabent_r2 = b43_nphy_get_chantabent_rev2(dev,
6420                                                        channel->hw_value);
6421                if (!tabent_r2)
6422                        return -ESRCH;
6423        }
6424
6425        /* Channel is set later in common code, but we need to set it on our
6426           own to let this function's subcalls work properly. */
6427        phy->channel = channel->hw_value;
6428
6429#if 0
6430        if (b43_channel_type_is_40mhz(phy->channel_type) !=
6431                b43_channel_type_is_40mhz(channel_type))
6432                ; /* TODO: BMAC BW Set (channel_type) */
6433#endif
6434
6435        if (channel_type == NL80211_CHAN_HT40PLUS) {
6436                b43_phy_set(dev, B43_NPHY_RXCTL, B43_NPHY_RXCTL_BSELU20);
6437                if (phy->rev >= 7)
6438                        b43_phy_set(dev, 0x310, 0x8000);
6439        } else if (channel_type == NL80211_CHAN_HT40MINUS) {
6440                b43_phy_mask(dev, B43_NPHY_RXCTL, ~B43_NPHY_RXCTL_BSELU20);
6441                if (phy->rev >= 7)
6442                        b43_phy_mask(dev, 0x310, (u16)~0x8000);
6443        }
6444
6445        if (phy->rev >= 19) {
6446                /* TODO */
6447        } else if (phy->rev >= 7) {
6448                const struct b43_phy_n_sfo_cfg *phy_regs = tabent_r7 ?
6449                        &(tabent_r7->phy_regs) : &(tabent_r7_2g->phy_regs);
6450
6451                if (phy->radio_rev <= 4 || phy->radio_rev == 6) {
6452                        tmp = (channel->band == NL80211_BAND_5GHZ) ? 2 : 0;
6453                        b43_radio_maskset(dev, R2057_TIA_CONFIG_CORE0, ~2, tmp);
6454                        b43_radio_maskset(dev, R2057_TIA_CONFIG_CORE1, ~2, tmp);
6455                }
6456
6457                b43_radio_2057_setup(dev, tabent_r7, tabent_r7_2g);
6458                b43_nphy_channel_setup(dev, phy_regs, channel);
6459        } else if (phy->rev >= 3) {
6460                tmp = (channel->band == NL80211_BAND_5GHZ) ? 4 : 0;
6461                b43_radio_maskset(dev, 0x08, 0xFFFB, tmp);
6462                b43_radio_2056_setup(dev, tabent_r3);
6463                b43_nphy_channel_setup(dev, &(tabent_r3->phy_regs), channel);
6464        } else {
6465                tmp = (channel->band == NL80211_BAND_5GHZ) ? 0x0020 : 0x0050;
6466                b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, tmp);
6467                b43_radio_2055_setup(dev, tabent_r2);
6468                b43_nphy_channel_setup(dev, &(tabent_r2->phy_regs), channel);
6469        }
6470
6471        return 0;
6472}
6473
6474/**************************************************
6475 * Basic PHY ops.
6476 **************************************************/
6477
6478static int b43_nphy_op_allocate(struct b43_wldev *dev)
6479{
6480        struct b43_phy_n *nphy;
6481
6482        nphy = kzalloc(sizeof(*nphy), GFP_KERNEL);
6483        if (!nphy)
6484                return -ENOMEM;
6485
6486        dev->phy.n = nphy;
6487
6488        return 0;
6489}
6490
6491static void b43_nphy_op_prepare_structs(struct b43_wldev *dev)
6492{
6493        struct b43_phy *phy = &dev->phy;
6494        struct b43_phy_n *nphy = phy->n;
6495        struct ssb_sprom *sprom = dev->dev->bus_sprom;
6496
6497        memset(nphy, 0, sizeof(*nphy));
6498
6499        nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4);
6500        nphy->spur_avoid = (phy->rev >= 3) ?
6501                                B43_SPUR_AVOID_AUTO : B43_SPUR_AVOID_DISABLE;
6502        nphy->gain_boost = true; /* this way we follow wl, assume it is true */
6503        nphy->txrx_chain = 2; /* sth different than 0 and 1 for now */
6504        nphy->phyrxchain = 3; /* to avoid b43_nphy_set_rx_core_state like wl */
6505        nphy->perical = 2; /* avoid additional rssi cal on init (like wl) */
6506        /* 128 can mean disabled-by-default state of TX pwr ctl. Max value is
6507         * 0x7f == 127 and we check for 128 when restoring TX pwr ctl. */
6508        nphy->tx_pwr_idx[0] = 128;
6509        nphy->tx_pwr_idx[1] = 128;
6510
6511        /* Hardware TX power control and 5GHz power gain */
6512        nphy->txpwrctrl = false;
6513        nphy->pwg_gain_5ghz = false;
6514        if (dev->phy.rev >= 3 ||
6515            (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE &&
6516             (dev->dev->core_rev == 11 || dev->dev->core_rev == 12))) {
6517                nphy->txpwrctrl = true;
6518                nphy->pwg_gain_5ghz = true;
6519        } else if (sprom->revision >= 4) {
6520                if (dev->phy.rev >= 2 &&
6521                    (sprom->boardflags2_lo & B43_BFL2_TXPWRCTRL_EN)) {
6522                        nphy->txpwrctrl = true;
6523#ifdef CONFIG_B43_SSB
6524                        if (dev->dev->bus_type == B43_BUS_SSB &&
6525                            dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI) {
6526                                struct pci_dev *pdev =
6527                                        dev->dev->sdev->bus->host_pci;
6528                                if (pdev->device == 0x4328 ||
6529                                    pdev->device == 0x432a)
6530                                        nphy->pwg_gain_5ghz = true;
6531                        }
6532#endif
6533                } else if (sprom->boardflags2_lo & B43_BFL2_5G_PWRGAIN) {
6534                        nphy->pwg_gain_5ghz = true;
6535                }
6536        }
6537
6538        if (dev->phy.rev >= 3) {
6539                nphy->ipa2g_on = sprom->fem.ghz2.extpa_gain == 2;
6540                nphy->ipa5g_on = sprom->fem.ghz5.extpa_gain == 2;
6541        }
6542}
6543
6544static void b43_nphy_op_free(struct b43_wldev *dev)
6545{
6546        struct b43_phy *phy = &dev->phy;
6547        struct b43_phy_n *nphy = phy->n;
6548
6549        kfree(nphy);
6550        phy->n = NULL;
6551}
6552
6553static int b43_nphy_op_init(struct b43_wldev *dev)
6554{
6555        return b43_phy_initn(dev);
6556}
6557
6558static inline void check_phyreg(struct b43_wldev *dev, u16 offset)
6559{
6560#if B43_DEBUG
6561        if ((offset & B43_PHYROUTE) == B43_PHYROUTE_OFDM_GPHY) {
6562                /* OFDM registers are onnly available on A/G-PHYs */
6563                b43err(dev->wl, "Invalid OFDM PHY access at "
6564                       "0x%04X on N-PHY\n", offset);
6565                dump_stack();
6566        }
6567        if ((offset & B43_PHYROUTE) == B43_PHYROUTE_EXT_GPHY) {
6568                /* Ext-G registers are only available on G-PHYs */
6569                b43err(dev->wl, "Invalid EXT-G PHY access at "
6570                       "0x%04X on N-PHY\n", offset);
6571                dump_stack();
6572        }
6573#endif /* B43_DEBUG */
6574}
6575
6576static void b43_nphy_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
6577                                 u16 set)
6578{
6579        check_phyreg(dev, reg);
6580        b43_write16f(dev, B43_MMIO_PHY_CONTROL, reg);
6581        b43_maskset16(dev, B43_MMIO_PHY_DATA, mask, set);
6582        dev->phy.writes_counter = 1;
6583}
6584
6585static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg)
6586{
6587        /* Register 1 is a 32-bit register. */
6588        B43_WARN_ON(dev->phy.rev < 7 && reg == 1);
6589
6590        if (dev->phy.rev >= 7)
6591                reg |= 0x200; /* Radio 0x2057 */
6592        else
6593                reg |= 0x100;
6594
6595        b43_write16f(dev, B43_MMIO_RADIO_CONTROL, reg);
6596        return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
6597}
6598
6599static void b43_nphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
6600{
6601        /* Register 1 is a 32-bit register. */
6602        B43_WARN_ON(dev->phy.rev < 7 && reg == 1);
6603
6604        b43_write16f(dev, B43_MMIO_RADIO_CONTROL, reg);
6605        b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
6606}
6607
6608/* http://bcm-v4.sipsolutions.net/802.11/Radio/Switch%20Radio */
6609static void b43_nphy_op_software_rfkill(struct b43_wldev *dev,
6610                                        bool blocked)
6611{
6612        struct b43_phy *phy = &dev->phy;
6613
6614        if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)
6615                b43err(dev->wl, "MAC not suspended\n");
6616
6617        if (blocked) {
6618                if (phy->rev >= 19) {
6619                        /* TODO */
6620                } else if (phy->rev >= 8) {
6621                        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
6622                                     ~B43_NPHY_RFCTL_CMD_CHIP0PU);
6623                } else if (phy->rev >= 7) {
6624                        /* Nothing needed */
6625                } else if (phy->rev >= 3) {
6626                        b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
6627                                     ~B43_NPHY_RFCTL_CMD_CHIP0PU);
6628
6629                        b43_radio_mask(dev, 0x09, ~0x2);
6630
6631                        b43_radio_write(dev, 0x204D, 0);
6632                        b43_radio_write(dev, 0x2053, 0);
6633                        b43_radio_write(dev, 0x2058, 0);
6634                        b43_radio_write(dev, 0x205E, 0);
6635                        b43_radio_mask(dev, 0x2062, ~0xF0);
6636                        b43_radio_write(dev, 0x2064, 0);
6637
6638                        b43_radio_write(dev, 0x304D, 0);
6639                        b43_radio_write(dev, 0x3053, 0);
6640                        b43_radio_write(dev, 0x3058, 0);
6641                        b43_radio_write(dev, 0x305E, 0);
6642                        b43_radio_mask(dev, 0x3062, ~0xF0);
6643                        b43_radio_write(dev, 0x3064, 0);
6644                }
6645        } else {
6646                if (phy->rev >= 19) {
6647                        /* TODO */
6648                } else if (phy->rev >= 7) {
6649                        if (!dev->phy.radio_on)
6650                                b43_radio_2057_init(dev);
6651                        b43_switch_channel(dev, dev->phy.channel);
6652                } else if (phy->rev >= 3) {
6653                        if (!dev->phy.radio_on)
6654                                b43_radio_init2056(dev);
6655                        b43_switch_channel(dev, dev->phy.channel);
6656                } else {
6657                        b43_radio_init2055(dev);
6658                }
6659        }
6660}
6661
6662/* http://bcm-v4.sipsolutions.net/802.11/PHY/Anacore */
6663static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on)
6664{
6665        struct b43_phy *phy = &dev->phy;
6666        u16 override = on ? 0x0 : 0x7FFF;
6667        u16 core = on ? 0xD : 0x00FD;
6668
6669        if (phy->rev >= 19) {
6670                /* TODO */
6671        } else if (phy->rev >= 3) {
6672                if (on) {
6673                        b43_phy_write(dev, B43_NPHY_AFECTL_C1, core);
6674                        b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override);
6675                        b43_phy_write(dev, B43_NPHY_AFECTL_C2, core);
6676                        b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6677                } else {
6678                        b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override);
6679                        b43_phy_write(dev, B43_NPHY_AFECTL_C1, core);
6680                        b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6681                        b43_phy_write(dev, B43_NPHY_AFECTL_C2, core);
6682                }
6683        } else {
6684                b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6685        }
6686}
6687
6688static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
6689                                      unsigned int new_channel)
6690{
6691        struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan;
6692        enum nl80211_channel_type channel_type =
6693                cfg80211_get_chandef_type(&dev->wl->hw->conf.chandef);
6694
6695        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
6696                if ((new_channel < 1) || (new_channel > 14))
6697                        return -EINVAL;
6698        } else {
6699                if (new_channel > 200)
6700                        return -EINVAL;
6701        }
6702
6703        return b43_nphy_set_channel(dev, channel, channel_type);
6704}
6705
6706static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev)
6707{
6708        if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6709                return 1;
6710        return 36;
6711}
6712
6713const struct b43_phy_operations b43_phyops_n = {
6714        .allocate               = b43_nphy_op_allocate,
6715        .free                   = b43_nphy_op_free,
6716        .prepare_structs        = b43_nphy_op_prepare_structs,
6717        .init                   = b43_nphy_op_init,
6718        .phy_maskset            = b43_nphy_op_maskset,
6719        .radio_read             = b43_nphy_op_radio_read,
6720        .radio_write            = b43_nphy_op_radio_write,
6721        .software_rfkill        = b43_nphy_op_software_rfkill,
6722        .switch_analog          = b43_nphy_op_switch_analog,
6723        .switch_channel         = b43_nphy_op_switch_channel,
6724        .get_default_chan       = b43_nphy_op_get_default_chan,
6725        .recalc_txpower         = b43_nphy_op_recalc_txpower,
6726};
6727