drivers/net/wireless/broadcom/b43/phy_n.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3
   4   Broadcom B43 wireless driver
   5   IEEE 802.11n PHY support
   6
   7   Copyright (c) 2008 Michael Buesch <m@bues.ch>
   8   Copyright (c) 2010-2011 Rafał Miłecki <zajec5@gmail.com>
   9
  10
  11 */
  12
  13 #include <linux/cordic.h>
  14 #include <linux/delay.h>
  15 #include <linux/slab.h>
  16 #include <linux/types.h>
  17
  18 #include "b43.h"
  19 #include "phy_n.h"
  20 #include "tables_nphy.h"
  21 #include "radio_2055.h"
  22 #include "radio_2056.h"
  23 #include "radio_2057.h"
  24 #include "main.h"
  25 #include "ppr.h"
  26
  27 struct nphy_txgains {
  28         u16 tx_lpf[2];
  29         u16 txgm[2];
  30         u16 pga[2];
  31         u16 pad[2];
  32         u16 ipa[2];
  33 };
  34
  35 struct nphy_iqcal_params {
  36         u16 tx_lpf;
  37         u16 txgm;
  38         u16 pga;
  39         u16 pad;
  40         u16 ipa;
  41         u16 cal_gain;
  42         u16 ncorr[5];
  43 };
  44
  45 struct nphy_iq_est {
  46         s32 iq0_prod;
  47         u32 i0_pwr;
  48         u32 q0_pwr;
  49         s32 iq1_prod;
  50         u32 i1_pwr;
  51         u32 q1_pwr;
  52 };
  53
  54 enum b43_nphy_rf_sequence {
  55         B43_RFSEQ_RX2TX,
  56         B43_RFSEQ_TX2RX,
  57         B43_RFSEQ_RESET2RX,
  58         B43_RFSEQ_UPDATE_GAINH,
  59         B43_RFSEQ_UPDATE_GAINL,
  60         B43_RFSEQ_UPDATE_GAINU,
  61 };
  62
  63 enum n_rf_ctl_over_cmd {
  64         N_RF_CTL_OVER_CMD_RXRF_PU = 0,
  65         N_RF_CTL_OVER_CMD_RX_PU = 1,
  66         N_RF_CTL_OVER_CMD_TX_PU = 2,
  67         N_RF_CTL_OVER_CMD_RX_GAIN = 3,
  68         N_RF_CTL_OVER_CMD_TX_GAIN = 4,
  69 };
  70
  71 enum n_intc_override {
  72         N_INTC_OVERRIDE_OFF = 0,
  73         N_INTC_OVERRIDE_TRSW = 1,
  74         N_INTC_OVERRIDE_PA = 2,
  75         N_INTC_OVERRIDE_EXT_LNA_PU = 3,
  76         N_INTC_OVERRIDE_EXT_LNA_GAIN = 4,
  77 };
  78
  79 enum n_rssi_type {
  80         N_RSSI_W1 = 0,
  81         N_RSSI_W2,
  82         N_RSSI_NB,
  83         N_RSSI_IQ,
  84         N_RSSI_TSSI_2G,
  85         N_RSSI_TSSI_5G,
  86         N_RSSI_TBD,
  87 };
  88
  89 enum n_rail_type {
  90         N_RAIL_I = 0,
  91         N_RAIL_Q = 1,
  92 };
  93
  94 static inline bool b43_nphy_ipa(struct b43_wldev *dev)
  95 {
  96         enum nl80211_band band = b43_current_band(dev->wl);
  97         return ((dev->phy.n->ipa2g_on && band == NL80211_BAND_2GHZ) ||
  98                 (dev->phy.n->ipa5g_on && band == NL80211_BAND_5GHZ));
  99 }
 100
 101 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreGetState */
 102 static u8 b43_nphy_get_rx_core_state(struct b43_wldev *dev)
 103 {
 104         return (b43_phy_read(dev, B43_NPHY_RFSEQCA) & B43_NPHY_RFSEQCA_RXEN) >>
 105                 B43_NPHY_RFSEQCA_RXEN_SHIFT;
 106 }
 107
 108 /**************************************************
 109  * RF (just without b43_nphy_rf_ctl_intc_override)
 110  **************************************************/
 111
 112 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */
 113 static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
 114                                        enum b43_nphy_rf_sequence seq)
 115 {
 116         static const u16 trigger[] = {
 117                 [B43_RFSEQ_RX2TX]               = B43_NPHY_RFSEQTR_RX2TX,
 118                 [B43_RFSEQ_TX2RX]               = B43_NPHY_RFSEQTR_TX2RX,
 119                 [B43_RFSEQ_RESET2RX]            = B43_NPHY_RFSEQTR_RST2RX,
 120                 [B43_RFSEQ_UPDATE_GAINH]        = B43_NPHY_RFSEQTR_UPGH,
 121                 [B43_RFSEQ_UPDATE_GAINL]        = B43_NPHY_RFSEQTR_UPGL,
 122                 [B43_RFSEQ_UPDATE_GAINU]        = B43_NPHY_RFSEQTR_UPGU,
 123         };
 124         int i;
 125         u16 seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
 126
 127         B43_WARN_ON(seq >= ARRAY_SIZE(trigger));
 128
 129         b43_phy_set(dev, B43_NPHY_RFSEQMODE,
 130                     B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER);
 131         b43_phy_set(dev, B43_NPHY_RFSEQTR, trigger[seq]);
 132         for (i = 0; i < 200; i++) {
 133                 if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & trigger[seq]))
 134                         goto ok;
 135                 msleep(1);
 136         }
 137         b43err(dev->wl, "RF sequence status timeout\n");
 138 ok:
 139         b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
 140 }
 141
 142 static void b43_nphy_rf_ctl_override_rev19(struct b43_wldev *dev, u16 field,
 143                                            u16 value, u8 core, bool off,
 144                                            u8 override_id)
 145 {
 146         /* TODO */
 147 }
 148
 149 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverrideRev7 */
 150 static void b43_nphy_rf_ctl_override_rev7(struct b43_wldev *dev, u16 field,
 151                                           u16 value, u8 core, bool off,
 152                                           u8 override)
 153 {
 154         struct b43_phy *phy = &dev->phy;
 155         const struct nphy_rf_control_override_rev7 *e;
 156         u16 en_addrs[3][2] = {
 157                 { 0x0E7, 0x0EC }, { 0x342, 0x343 }, { 0x346, 0x347 }
 158         };
 159         u16 en_addr;
 160         u16 en_mask = field;
 161         u16 val_addr;
 162         u8 i;
 163
 164         if (phy->rev >= 19 || phy->rev < 3) {
 165                 B43_WARN_ON(1);
 166                 return;
 167         }
 168
 169         /* Remember: we can get NULL! */
 170         e = b43_nphy_get_rf_ctl_over_rev7(dev, field, override);
 171
 172         for (i = 0; i < 2; i++) {
 173                 if (override >= ARRAY_SIZE(en_addrs)) {
 174                         b43err(dev->wl, "Invalid override value %d\n", override);
 175                         return;
 176                 }
 177                 en_addr = en_addrs[override][i];
 178
 179                 if (e)
 180                         val_addr = (i == 0) ? e->val_addr_core0 : e->val_addr_core1;
 181
 182                 if (off) {
 183                         b43_phy_mask(dev, en_addr, ~en_mask);
 184                         if (e) /* Do it safer, better than wl */
 185                                 b43_phy_mask(dev, val_addr, ~e->val_mask);
 186                 } else {
 187                         if (!core || (core & (1 << i))) {
 188                                 b43_phy_set(dev, en_addr, en_mask);
 189                                 if (e)
 190                                         b43_phy_maskset(dev, val_addr, ~e->val_mask, (value << e->val_shift));
 191                         }
 192                 }
 193         }
 194 }
 195
 196 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverideOneToMany */
 197 static void b43_nphy_rf_ctl_override_one_to_many(struct b43_wldev *dev,
 198                                                  enum n_rf_ctl_over_cmd cmd,
 199                                                  u16 value, u8 core, bool off)
 200 {
 201         struct b43_phy *phy = &dev->phy;
 202         u16 tmp;
 203
 204         B43_WARN_ON(phy->rev < 7);
 205
 206         switch (cmd) {
 207         case N_RF_CTL_OVER_CMD_RXRF_PU:
 208                 b43_nphy_rf_ctl_override_rev7(dev, 0x20, value, core, off, 1);
 209                 b43_nphy_rf_ctl_override_rev7(dev, 0x10, value, core, off, 1);
 210                 b43_nphy_rf_ctl_override_rev7(dev, 0x08, value, core, off, 1);
 211                 break;
 212         case N_RF_CTL_OVER_CMD_RX_PU:
 213                 b43_nphy_rf_ctl_override_rev7(dev, 0x4, value, core, off, 1);
 214                 b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 1);
 215                 b43_nphy_rf_ctl_override_rev7(dev, 0x1, value, core, off, 1);
 216                 b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 2);
 217                 b43_nphy_rf_ctl_override_rev7(dev, 0x0800, 0, core, off, 1);
 218                 break;
 219         case N_RF_CTL_OVER_CMD_TX_PU:
 220                 b43_nphy_rf_ctl_override_rev7(dev, 0x4, value, core, off, 0);
 221                 b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 1);
 222                 b43_nphy_rf_ctl_override_rev7(dev, 0x1, value, core, off, 2);
 223                 b43_nphy_rf_ctl_override_rev7(dev, 0x0800, 1, core, off, 1);
 224                 break;
 225         case N_RF_CTL_OVER_CMD_RX_GAIN:
 226                 tmp = value & 0xFF;
 227                 b43_nphy_rf_ctl_override_rev7(dev, 0x0800, tmp, core, off, 0);
 228                 tmp = value >> 8;
 229                 b43_nphy_rf_ctl_override_rev7(dev, 0x6000, tmp, core, off, 0);
 230                 break;
 231         case N_RF_CTL_OVER_CMD_TX_GAIN:
 232                 tmp = value & 0x7FFF;
 233                 b43_nphy_rf_ctl_override_rev7(dev, 0x1000, tmp, core, off, 0);
 234                 tmp = value >> 14;
 235                 b43_nphy_rf_ctl_override_rev7(dev, 0x4000, tmp, core, off, 0);
 236                 break;
 237         }
 238 }
 239
 240 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */
 241 static void b43_nphy_rf_ctl_override(struct b43_wldev *dev, u16 field,
 242                                      u16 value, u8 core, bool off)
 243 {
 244         int i;
 245         u8 index = fls(field);
 246         u8 addr, en_addr, val_addr;
 247         /* we expect only one bit set */
 248         B43_WARN_ON(field & (~(1 << (index - 1))));
 249
 250         if (dev->phy.rev >= 3) {
 251                 const struct nphy_rf_control_override_rev3 *rf_ctrl;
 252                 for (i = 0; i < 2; i++) {
 253                         if (index == 0 || index == 16) {
 254                                 b43err(dev->wl,
 255                                         "Unsupported RF Ctrl Override call\n");
 256                                 return;
 257                         }
 258
 259                         rf_ctrl = &tbl_rf_control_override_rev3[index - 1];
 260                         en_addr = B43_PHY_N((i == 0) ?
 261                                 rf_ctrl->en_addr0 : rf_ctrl->en_addr1);
 262                         val_addr = B43_PHY_N((i == 0) ?
 263                                 rf_ctrl->val_addr0 : rf_ctrl->val_addr1);
 264
 265                         if (off) {
 266                                 b43_phy_mask(dev, en_addr, ~(field));
 267                                 b43_phy_mask(dev, val_addr,
 268                                                 ~(rf_ctrl->val_mask));
 269                         } else {
 270                                 if (core == 0 || ((1 << i) & core)) {
 271                                         b43_phy_set(dev, en_addr, field);
 272                                         b43_phy_maskset(dev, val_addr,
 273                                                 ~(rf_ctrl->val_mask),
 274                                                 (value << rf_ctrl->val_shift));
 275                                 }
 276                         }
 277                 }
 278         } else {
 279                 const struct nphy_rf_control_override_rev2 *rf_ctrl;
 280                 if (off) {
 281                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field));
 282                         value = 0;
 283                 } else {
 284                         b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field);
 285                 }
 286
 287                 for (i = 0; i < 2; i++) {
 288                         if (index <= 1 || index == 16) {
 289                                 b43err(dev->wl,
 290                                         "Unsupported RF Ctrl Override call\n");
 291                                 return;
 292                         }
 293
 294                         if (index == 2 || index == 10 ||
 295                             (index >= 13 && index <= 15)) {
 296                                 core = 1;
 297                         }
 298
 299                         rf_ctrl = &tbl_rf_control_override_rev2[index - 2];
 300                         addr = B43_PHY_N((i == 0) ?
 301                                 rf_ctrl->addr0 : rf_ctrl->addr1);
 302
 303                         if ((1 << i) & core)
 304                                 b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask),
 305                                                 (value << rf_ctrl->shift));
 306
 307                         b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
 308                         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
 309                                         B43_NPHY_RFCTL_CMD_START);
 310                         udelay(1);
 311                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE);
 312                 }
 313         }
 314 }
 315
 316 static void b43_nphy_rf_ctl_intc_override_rev7(struct b43_wldev *dev,
 317                                                enum n_intc_override intc_override,
 318                                                u16 value, u8 core_sel)
 319 {
 320         u16 reg, tmp, tmp2, val;
 321         int core;
 322
 323         /* TODO: What about rev19+? Revs 3+ and 7+ are a bit similar */
 324
 325         for (core = 0; core < 2; core++) {
 326                 if ((core_sel == 1 && core != 0) ||
 327                     (core_sel == 2 && core != 1))
 328                         continue;
 329
 330                 reg = (core == 0) ? B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
 331
 332                 switch (intc_override) {
 333                 case N_INTC_OVERRIDE_OFF:
 334                         b43_phy_write(dev, reg, 0);
 335                         b43_phy_mask(dev, 0x2ff, ~0x2000);
 336                         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
 337                         break;
 338                 case N_INTC_OVERRIDE_TRSW:
 339                         b43_phy_maskset(dev, reg, ~0xC0, value << 6);
 340                         b43_phy_set(dev, reg, 0x400);
 341
 342                         b43_phy_mask(dev, 0x2ff, ~0xC000 & 0xFFFF);
 343                         b43_phy_set(dev, 0x2ff, 0x2000);
 344                         b43_phy_set(dev, 0x2ff, 0x0001);
 345                         break;
 346                 case N_INTC_OVERRIDE_PA:
 347                         tmp = 0x0030;
 348                         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
 349                                 val = value << 5;
 350                         else
 351                                 val = value << 4;
 352                         b43_phy_maskset(dev, reg, ~tmp, val);
 353                         b43_phy_set(dev, reg, 0x1000);
 354                         break;
 355                 case N_INTC_OVERRIDE_EXT_LNA_PU:
 356                         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 357                                 tmp = 0x0001;
 358                                 tmp2 = 0x0004;
 359                                 val = value;
 360                         } else {
 361                                 tmp = 0x0004;
 362                                 tmp2 = 0x0001;
 363                                 val = value << 2;
 364                         }
 365                         b43_phy_maskset(dev, reg, ~tmp, val);
 366                         b43_phy_mask(dev, reg, ~tmp2);
 367                         break;
 368                 case N_INTC_OVERRIDE_EXT_LNA_GAIN:
 369                         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 370                                 tmp = 0x0002;
 371                                 tmp2 = 0x0008;
 372                                 val = value << 1;
 373                         } else {
 374                                 tmp = 0x0008;
 375                                 tmp2 = 0x0002;
 376                                 val = value << 3;
 377                         }
 378                         b43_phy_maskset(dev, reg, ~tmp, val);
 379                         b43_phy_mask(dev, reg, ~tmp2);
 380                         break;
 381                 }
 382         }
 383 }
 384
 385 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */
 386 static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev,
 387                                           enum n_intc_override intc_override,
 388                                           u16 value, u8 core)
 389 {
 390         u8 i, j;
 391         u16 reg, tmp, val;
 392
 393         if (dev->phy.rev >= 7) {
 394                 b43_nphy_rf_ctl_intc_override_rev7(dev, intc_override, value,
 395                                                    core);
 396                 return;
 397         }
 398
 399         B43_WARN_ON(dev->phy.rev < 3);
 400
 401         for (i = 0; i < 2; i++) {
 402                 if ((core == 1 && i == 1) || (core == 2 && !i))
 403                         continue;
 404
 405                 reg = (i == 0) ?
 406                         B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
 407                 b43_phy_set(dev, reg, 0x400);
 408
 409                 switch (intc_override) {
 410                 case N_INTC_OVERRIDE_OFF:
 411                         b43_phy_write(dev, reg, 0);
 412                         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
 413                         break;
 414                 case N_INTC_OVERRIDE_TRSW:
 415                         if (!i) {
 416                                 b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC1,
 417                                                 0xFC3F, (value << 6));
 418                                 b43_phy_maskset(dev, B43_NPHY_TXF_40CO_B1S1,
 419                                                 0xFFFE, 1);
 420                                 b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
 421                                                 B43_NPHY_RFCTL_CMD_START);
 422                                 for (j = 0; j < 100; j++) {
 423                                         if (!(b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_START)) {
 424                                                 j = 0;
 425                                                 break;
 426                                         }
 427                                         udelay(10);
 428                                 }
 429                                 if (j)
 430                                         b43err(dev->wl,
 431                                                 "intc override timeout\n");
 432                                 b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1,
 433                                                 0xFFFE);
 434                         } else {
 435                                 b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC2,
 436                                                 0xFC3F, (value << 6));
 437                                 b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
 438                                                 0xFFFE, 1);
 439                                 b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
 440                                                 B43_NPHY_RFCTL_CMD_RXTX);
 441                                 for (j = 0; j < 100; j++) {
 442                                         if (!(b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_RXTX)) {
 443                                                 j = 0;
 444                                                 break;
 445                                         }
 446                                         udelay(10);
 447                                 }
 448                                 if (j)
 449                                         b43err(dev->wl,
 450                                                 "intc override timeout\n");
 451                                 b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
 452                                                 0xFFFE);
 453                         }
 454                         break;
 455                 case N_INTC_OVERRIDE_PA:
 456                         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 457                                 tmp = 0x0020;
 458                                 val = value << 5;
 459                         } else {
 460                                 tmp = 0x0010;
 461                                 val = value << 4;
 462                         }
 463                         b43_phy_maskset(dev, reg, ~tmp, val);
 464                         break;
 465                 case N_INTC_OVERRIDE_EXT_LNA_PU:
 466                         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 467                                 tmp = 0x0001;
 468                                 val = value;
 469                         } else {
 470                                 tmp = 0x0004;
 471                                 val = value << 2;
 472                         }
 473                         b43_phy_maskset(dev, reg, ~tmp, val);
 474                         break;
 475                 case N_INTC_OVERRIDE_EXT_LNA_GAIN:
 476                         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 477                                 tmp = 0x0002;
 478                                 val = value << 1;
 479                         } else {
 480                                 tmp = 0x0008;
 481                                 val = value << 3;
 482                         }
 483                         b43_phy_maskset(dev, reg, ~tmp, val);
 484                         break;
 485                 }
 486         }
 487 }
 488
 489 /**************************************************
 490  * Various PHY ops
 491  **************************************************/
 492
 493 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
 494 static void b43_nphy_write_clip_detection(struct b43_wldev *dev,
 495                                           const u16 *clip_st)
 496 {
 497         b43_phy_write(dev, B43_NPHY_C1_CLIP1THRES, clip_st[0]);
 498         b43_phy_write(dev, B43_NPHY_C2_CLIP1THRES, clip_st[1]);
 499 }
 500
 501 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
 502 static void b43_nphy_read_clip_detection(struct b43_wldev *dev, u16 *clip_st)
 503 {
 504         clip_st[0] = b43_phy_read(dev, B43_NPHY_C1_CLIP1THRES);
 505         clip_st[1] = b43_phy_read(dev, B43_NPHY_C2_CLIP1THRES);
 506 }
 507
 508 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/classifier */
 509 static u16 b43_nphy_classifier(struct b43_wldev *dev, u16 mask, u16 val)
 510 {
 511         u16 tmp;
 512
 513         if (dev->dev->core_rev == 16)
 514                 b43_mac_suspend(dev);
 515
 516         tmp = b43_phy_read(dev, B43_NPHY_CLASSCTL);
 517         tmp &= (B43_NPHY_CLASSCTL_CCKEN | B43_NPHY_CLASSCTL_OFDMEN |
 518                 B43_NPHY_CLASSCTL_WAITEDEN);
 519         tmp &= ~mask;
 520         tmp |= (val & mask);
 521         b43_phy_maskset(dev, B43_NPHY_CLASSCTL, 0xFFF8, tmp);
 522
 523         if (dev->dev->core_rev == 16)
 524                 b43_mac_enable(dev);
 525
 526         return tmp;
 527 }
 528
 529 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */
 530 static void b43_nphy_reset_cca(struct b43_wldev *dev)
 531 {
 532         u16 bbcfg;
 533
 534         b43_phy_force_clock(dev, 1);
 535         bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
 536         b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA);
 537         udelay(1);
 538         b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
 539         b43_phy_force_clock(dev, 0);
 540         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
 541 }
 542
 543 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/carriersearch */
 544 static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable)
 545 {
 546         struct b43_phy *phy = &dev->phy;
 547         struct b43_phy_n *nphy = phy->n;
 548
 549         if (enable) {
 550                 static const u16 clip[] = { 0xFFFF, 0xFFFF };
 551                 if (nphy->deaf_count++ == 0) {
 552                         nphy->classifier_state = b43_nphy_classifier(dev, 0, 0);
 553                         b43_nphy_classifier(dev, 0x7,
 554                                             B43_NPHY_CLASSCTL_WAITEDEN);
 555                         b43_nphy_read_clip_detection(dev, nphy->clip_state);
 556                         b43_nphy_write_clip_detection(dev, clip);
 557                 }
 558                 b43_nphy_reset_cca(dev);
 559         } else {
 560                 if (--nphy->deaf_count == 0) {
 561                         b43_nphy_classifier(dev, 0x7, nphy->classifier_state);
 562                         b43_nphy_write_clip_detection(dev, nphy->clip_state);
 563                 }
 564         }
 565 }
 566
 567 /* http://bcm-v4.sipsolutions.net/PHY/N/Read_Lpf_Bw_Ctl */
 568 static u16 b43_nphy_read_lpf_ctl(struct b43_wldev *dev, u16 offset)
 569 {
 570         if (!offset)
 571                 offset = b43_is_40mhz(dev) ? 0x159 : 0x154;
 572         return b43_ntab_read(dev, B43_NTAB16(7, offset)) & 0x7;
 573 }
 574
 575 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */
 576 static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev)
 577 {
 578         struct b43_phy_n *nphy = dev->phy.n;
 579
 580         u8 i;
 581         s16 tmp;
 582         u16 data[4];
 583         s16 gain[2];
 584         u16 minmax[2];
 585         static const u16 lna_gain[4] = { -2, 10, 19, 25 };
 586
 587         if (nphy->hang_avoid)
 588                 b43_nphy_stay_in_carrier_search(dev, 1);
 589
 590         if (nphy->gain_boost) {
 591                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
 592                         gain[0] = 6;
 593                         gain[1] = 6;
 594                 } else {
 595                         tmp = 40370 - 315 * dev->phy.channel;
 596                         gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1));
 597                         tmp = 23242 - 224 * dev->phy.channel;
 598                         gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1));
 599                 }
 600         } else {
 601                 gain[0] = 0;
 602                 gain[1] = 0;
 603         }
 604
 605         for (i = 0; i < 2; i++) {
 606                 if (nphy->elna_gain_config) {
 607                         data[0] = 19 + gain[i];
 608                         data[1] = 25 + gain[i];
 609                         data[2] = 25 + gain[i];
 610                         data[3] = 25 + gain[i];
 611                 } else {
 612                         data[0] = lna_gain[0] + gain[i];
 613                         data[1] = lna_gain[1] + gain[i];
 614                         data[2] = lna_gain[2] + gain[i];
 615                         data[3] = lna_gain[3] + gain[i];
 616                 }
 617                 b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data);
 618
 619                 minmax[i] = 23 + gain[i];
 620         }
 621
 622         b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN,
 623                                 minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT);
 624         b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN,
 625                                 minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT);
 626
 627         if (nphy->hang_avoid)
 628                 b43_nphy_stay_in_carrier_search(dev, 0);
 629 }
 630
 631 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */
 632 static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
 633                                         u8 *events, u8 *delays, u8 length)
 634 {
 635         struct b43_phy_n *nphy = dev->phy.n;
 636         u8 i;
 637         u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F;
 638         u16 offset1 = cmd << 4;
 639         u16 offset2 = offset1 + 0x80;
 640
 641         if (nphy->hang_avoid)
 642                 b43_nphy_stay_in_carrier_search(dev, true);
 643
 644         b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events);
 645         b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays);
 646
 647         for (i = length; i < 16; i++) {
 648                 b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end);
 649                 b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1);
 650         }
 651
 652         if (nphy->hang_avoid)
 653                 b43_nphy_stay_in_carrier_search(dev, false);
 654 }
 655
 656 /**************************************************
 657  * Radio 0x2057
 658  **************************************************/
 659
 660 static void b43_radio_2057_chantab_upload(struct b43_wldev *dev,
 661                                           const struct b43_nphy_chantabent_rev7 *e_r7,
 662                                           const struct b43_nphy_chantabent_rev7_2g *e_r7_2g)
 663 {
 664         if (e_r7_2g) {
 665                 b43_radio_write(dev, R2057_VCOCAL_COUNTVAL0, e_r7_2g->radio_vcocal_countval0);
 666                 b43_radio_write(dev, R2057_VCOCAL_COUNTVAL1, e_r7_2g->radio_vcocal_countval1);
 667                 b43_radio_write(dev, R2057_RFPLL_REFMASTER_SPAREXTALSIZE, e_r7_2g->radio_rfpll_refmaster_sparextalsize);
 668                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, e_r7_2g->radio_rfpll_loopfilter_r1);
 669                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, e_r7_2g->radio_rfpll_loopfilter_c2);
 670                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, e_r7_2g->radio_rfpll_loopfilter_c1);
 671                 b43_radio_write(dev, R2057_CP_KPD_IDAC, e_r7_2g->radio_cp_kpd_idac);
 672                 b43_radio_write(dev, R2057_RFPLL_MMD0, e_r7_2g->radio_rfpll_mmd0);
 673                 b43_radio_write(dev, R2057_RFPLL_MMD1, e_r7_2g->radio_rfpll_mmd1);
 674                 b43_radio_write(dev, R2057_VCOBUF_TUNE, e_r7_2g->radio_vcobuf_tune);
 675                 b43_radio_write(dev, R2057_LOGEN_MX2G_TUNE, e_r7_2g->radio_logen_mx2g_tune);
 676                 b43_radio_write(dev, R2057_LOGEN_INDBUF2G_TUNE, e_r7_2g->radio_logen_indbuf2g_tune);
 677                 b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, e_r7_2g->radio_txmix2g_tune_boost_pu_core0);
 678                 b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, e_r7_2g->radio_pad2g_tune_pus_core0);
 679                 b43_radio_write(dev, R2057_LNA2G_TUNE_CORE0, e_r7_2g->radio_lna2g_tune_core0);
 680                 b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, e_r7_2g->radio_txmix2g_tune_boost_pu_core1);
 681                 b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, e_r7_2g->radio_pad2g_tune_pus_core1);
 682                 b43_radio_write(dev, R2057_LNA2G_TUNE_CORE1, e_r7_2g->radio_lna2g_tune_core1);
 683
 684         } else {
 685                 b43_radio_write(dev, R2057_VCOCAL_COUNTVAL0, e_r7->radio_vcocal_countval0);
 686                 b43_radio_write(dev, R2057_VCOCAL_COUNTVAL1, e_r7->radio_vcocal_countval1);
 687                 b43_radio_write(dev, R2057_RFPLL_REFMASTER_SPAREXTALSIZE, e_r7->radio_rfpll_refmaster_sparextalsize);
 688                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, e_r7->radio_rfpll_loopfilter_r1);
 689                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, e_r7->radio_rfpll_loopfilter_c2);
 690                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, e_r7->radio_rfpll_loopfilter_c1);
 691                 b43_radio_write(dev, R2057_CP_KPD_IDAC, e_r7->radio_cp_kpd_idac);
 692                 b43_radio_write(dev, R2057_RFPLL_MMD0, e_r7->radio_rfpll_mmd0);
 693                 b43_radio_write(dev, R2057_RFPLL_MMD1, e_r7->radio_rfpll_mmd1);
 694                 b43_radio_write(dev, R2057_VCOBUF_TUNE, e_r7->radio_vcobuf_tune);
 695                 b43_radio_write(dev, R2057_LOGEN_MX2G_TUNE, e_r7->radio_logen_mx2g_tune);
 696                 b43_radio_write(dev, R2057_LOGEN_MX5G_TUNE, e_r7->radio_logen_mx5g_tune);
 697                 b43_radio_write(dev, R2057_LOGEN_INDBUF2G_TUNE, e_r7->radio_logen_indbuf2g_tune);
 698                 b43_radio_write(dev, R2057_LOGEN_INDBUF5G_TUNE, e_r7->radio_logen_indbuf5g_tune);
 699                 b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, e_r7->radio_txmix2g_tune_boost_pu_core0);
 700                 b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, e_r7->radio_pad2g_tune_pus_core0);
 701                 b43_radio_write(dev, R2057_PGA_BOOST_TUNE_CORE0, e_r7->radio_pga_boost_tune_core0);
 702                 b43_radio_write(dev, R2057_TXMIX5G_BOOST_TUNE_CORE0, e_r7->radio_txmix5g_boost_tune_core0);
 703                 b43_radio_write(dev, R2057_PAD5G_TUNE_MISC_PUS_CORE0, e_r7->radio_pad5g_tune_misc_pus_core0);
 704                 b43_radio_write(dev, R2057_LNA2G_TUNE_CORE0, e_r7->radio_lna2g_tune_core0);
 705                 b43_radio_write(dev, R2057_LNA5G_TUNE_CORE0, e_r7->radio_lna5g_tune_core0);
 706                 b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, e_r7->radio_txmix2g_tune_boost_pu_core1);
 707                 b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, e_r7->radio_pad2g_tune_pus_core1);
 708                 b43_radio_write(dev, R2057_PGA_BOOST_TUNE_CORE1, e_r7->radio_pga_boost_tune_core1);
 709                 b43_radio_write(dev, R2057_TXMIX5G_BOOST_TUNE_CORE1, e_r7->radio_txmix5g_boost_tune_core1);
 710                 b43_radio_write(dev, R2057_PAD5G_TUNE_MISC_PUS_CORE1, e_r7->radio_pad5g_tune_misc_pus_core1);
 711                 b43_radio_write(dev, R2057_LNA2G_TUNE_CORE1, e_r7->radio_lna2g_tune_core1);
 712                 b43_radio_write(dev, R2057_LNA5G_TUNE_CORE1, e_r7->radio_lna5g_tune_core1);
 713         }
 714 }
 715
 716 static void b43_radio_2057_setup(struct b43_wldev *dev,
 717                                  const struct b43_nphy_chantabent_rev7 *tabent_r7,
 718                                  const struct b43_nphy_chantabent_rev7_2g *tabent_r7_2g)
 719 {
 720         struct b43_phy *phy = &dev->phy;
 721
 722         b43_radio_2057_chantab_upload(dev, tabent_r7, tabent_r7_2g);
 723
 724         switch (phy->radio_rev) {
 725         case 0 ... 4:
 726         case 6:
 727                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
 728                         b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x3f);
 729                         b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
 730                         b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x8);
 731                         b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x8);
 732                 } else {
 733                         b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x1f);
 734                         b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
 735                         b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x8);
 736                         b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x8);
 737                 }
 738                 break;
 739         case 9: /* e.g. PHY rev 16 */
 740                 b43_radio_write(dev, R2057_LOGEN_PTAT_RESETS, 0x20);
 741                 b43_radio_write(dev, R2057_VCOBUF_IDACS, 0x18);
 742                 if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
 743                         b43_radio_write(dev, R2057_LOGEN_PTAT_RESETS, 0x38);
 744                         b43_radio_write(dev, R2057_VCOBUF_IDACS, 0x0f);
 745
 746                         if (b43_is_40mhz(dev)) {
 747                                 /* TODO */
 748                         } else {
 749                                 b43_radio_write(dev,
 750                                                 R2057_PAD_BIAS_FILTER_BWS_CORE0,
 751                                                 0x3c);
 752                                 b43_radio_write(dev,
 753                                                 R2057_PAD_BIAS_FILTER_BWS_CORE1,
 754                                                 0x3c);
 755                         }
 756                 }
 757                 break;
 758         case 14: /* 2 GHz only */
 759                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x1b);
 760                 b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
 761                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x1f);
 762                 b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x1f);
 763                 break;
 764         }
 765
 766         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
 767                 u16 txmix2g_tune_boost_pu = 0;
 768                 u16 pad2g_tune_pus = 0;
 769
 770                 if (b43_nphy_ipa(dev)) {
 771                         switch (phy->radio_rev) {
 772                         case 9:
 773                                 txmix2g_tune_boost_pu = 0x0041;
 774                                 /* TODO */
 775                                 break;
 776                         case 14:
 777                                 txmix2g_tune_boost_pu = 0x21;
 778                                 pad2g_tune_pus = 0x23;
 779                                 break;
 780                         }
 781                 }
 782
 783                 if (txmix2g_tune_boost_pu)
 784                         b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0,
 785                                         txmix2g_tune_boost_pu);
 786                 if (pad2g_tune_pus)
 787                         b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0,
 788                                         pad2g_tune_pus);
 789                 if (txmix2g_tune_boost_pu)
 790                         b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1,
 791                                         txmix2g_tune_boost_pu);
 792                 if (pad2g_tune_pus)
 793                         b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1,
 794                                         pad2g_tune_pus);
 795         }
 796
 797         usleep_range(50, 100);
 798
 799         /* VCO calibration */
 800         b43_radio_mask(dev, R2057_RFPLL_MISC_EN, ~0x01);
 801         b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x04);
 802         b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x4);
 803         b43_radio_set(dev, R2057_RFPLL_MISC_EN, 0x01);
 804         usleep_range(300, 600);
 805 }
 806
 807 /* Calibrate resistors in LPF of PLL?
 808  * http://bcm-v4.sipsolutions.net/PHY/radio205x_rcal
 809  */
 810 static u8 b43_radio_2057_rcal(struct b43_wldev *dev)
 811 {
 812         struct b43_phy *phy = &dev->phy;
 813         u16 saved_regs_phy[12];
 814         u16 saved_regs_phy_rf[6];
 815         u16 saved_regs_radio[2] = { };
 816         static const u16 phy_to_store[] = {
 817                 B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2,
 818                 B43_NPHY_RFCTL_LUT_TRSW_LO1, B43_NPHY_RFCTL_LUT_TRSW_LO2,
 819                 B43_NPHY_RFCTL_RXG1, B43_NPHY_RFCTL_RXG2,
 820                 B43_NPHY_RFCTL_TXG1, B43_NPHY_RFCTL_TXG2,
 821                 B43_NPHY_REV7_RF_CTL_MISC_REG3, B43_NPHY_REV7_RF_CTL_MISC_REG4,
 822                 B43_NPHY_REV7_RF_CTL_MISC_REG5, B43_NPHY_REV7_RF_CTL_MISC_REG6,
 823         };
 824         static const u16 phy_to_store_rf[] = {
 825                 B43_NPHY_REV3_RFCTL_OVER0, B43_NPHY_REV3_RFCTL_OVER1,
 826                 B43_NPHY_REV7_RF_CTL_OVER3, B43_NPHY_REV7_RF_CTL_OVER4,
 827                 B43_NPHY_REV7_RF_CTL_OVER5, B43_NPHY_REV7_RF_CTL_OVER6,
 828         };
 829         u16 tmp;
 830         int i;
 831
 832         /* Save */
 833         for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
 834                 saved_regs_phy[i] = b43_phy_read(dev, phy_to_store[i]);
 835         for (i = 0; i < ARRAY_SIZE(phy_to_store_rf); i++)
 836                 saved_regs_phy_rf[i] = b43_phy_read(dev, phy_to_store_rf[i]);
 837
 838         /* Set */
 839         for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
 840                 b43_phy_write(dev, phy_to_store[i], 0);
 841         b43_phy_write(dev, B43_NPHY_REV3_RFCTL_OVER0, 0x07ff);
 842         b43_phy_write(dev, B43_NPHY_REV3_RFCTL_OVER1, 0x07ff);
 843         b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x07ff);
 844         b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER4, 0x07ff);
 845         b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER5, 0x007f);
 846         b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER6, 0x007f);
 847
 848         switch (phy->radio_rev) {
 849         case 5:
 850                 b43_phy_mask(dev, B43_NPHY_REV7_RF_CTL_OVER3, ~0x2);
 851                 udelay(10);
 852                 b43_radio_set(dev, R2057_IQTEST_SEL_PU, 0x1);
 853                 b43_radio_maskset(dev, R2057v7_IQTEST_SEL_PU2, ~0x2, 0x1);
 854                 break;
 855         case 9:
 856                 b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x2);
 857                 b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_MISC_REG3, 0x2);
 858                 saved_regs_radio[0] = b43_radio_read(dev, R2057_IQTEST_SEL_PU);
 859                 b43_radio_write(dev, R2057_IQTEST_SEL_PU, 0x11);
 860                 break;
 861         case 14:
 862                 saved_regs_radio[0] = b43_radio_read(dev, R2057_IQTEST_SEL_PU);
 863                 saved_regs_radio[1] = b43_radio_read(dev, R2057v7_IQTEST_SEL_PU2);
 864                 b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_MISC_REG3, 0x2);
 865                 b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x2);
 866                 b43_radio_write(dev, R2057v7_IQTEST_SEL_PU2, 0x2);
 867                 b43_radio_write(dev, R2057_IQTEST_SEL_PU, 0x1);
 868                 break;
 869         }
 870
 871         /* Enable */
 872         b43_radio_set(dev, R2057_RCAL_CONFIG, 0x1);
 873         udelay(10);
 874
 875         /* Start */
 876         b43_radio_set(dev, R2057_RCAL_CONFIG, 0x2);
 877         usleep_range(100, 200);
 878
 879         /* Stop */
 880         b43_radio_mask(dev, R2057_RCAL_CONFIG, ~0x2);
 881
 882         /* Wait and check for result */
 883         if (!b43_radio_wait_value(dev, R2057_RCAL_STATUS, 1, 1, 100, 1000000)) {
 884                 b43err(dev->wl, "Radio 0x2057 rcal timeout\n");
 885                 return 0;
 886         }
 887         tmp = b43_radio_read(dev, R2057_RCAL_STATUS) & 0x3E;
 888
 889         /* Disable */
 890         b43_radio_mask(dev, R2057_RCAL_CONFIG, ~0x1);
 891
 892         /* Restore */
 893         for (i = 0; i < ARRAY_SIZE(phy_to_store_rf); i++)
 894                 b43_phy_write(dev, phy_to_store_rf[i], saved_regs_phy_rf[i]);
 895         for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
 896                 b43_phy_write(dev, phy_to_store[i], saved_regs_phy[i]);
 897
 898         switch (phy->radio_rev) {
 899         case 0 ... 4:
 900         case 6:
 901                 b43_radio_maskset(dev, R2057_TEMPSENSE_CONFIG, ~0x3C, tmp);
 902                 b43_radio_maskset(dev, R2057_BANDGAP_RCAL_TRIM, ~0xF0,
 903                                   tmp << 2);
 904                 break;
 905         case 5:
 906                 b43_radio_mask(dev, R2057_IPA2G_CASCONV_CORE0, ~0x1);
 907                 b43_radio_mask(dev, R2057v7_IQTEST_SEL_PU2, ~0x2);
 908                 break;
 909         case 9:
 910                 b43_radio_write(dev, R2057_IQTEST_SEL_PU, saved_regs_radio[0]);
 911                 break;
 912         case 14:
 913                 b43_radio_write(dev, R2057_IQTEST_SEL_PU, saved_regs_radio[0]);
 914                 b43_radio_write(dev, R2057v7_IQTEST_SEL_PU2, saved_regs_radio[1]);
 915                 break;
 916         }
 917
 918         return tmp & 0x3e;
 919 }
 920
 921 /* Calibrate the internal RC oscillator?
 922  * http://bcm-v4.sipsolutions.net/PHY/radio2057_rccal
 923  */
 924 static u16 b43_radio_2057_rccal(struct b43_wldev *dev)
 925 {
 926         struct b43_phy *phy = &dev->phy;
 927         bool special = (phy->radio_rev == 3 || phy->radio_rev == 4 ||
 928                         phy->radio_rev == 6);
 929         u16 tmp;
 930
 931         /* Setup cal */
 932         if (special) {
 933                 b43_radio_write(dev, R2057_RCCAL_MASTER, 0x61);
 934                 b43_radio_write(dev, R2057_RCCAL_TRC0, 0xC0);
 935         } else {
 936                 b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x61);
 937                 b43_radio_write(dev, R2057_RCCAL_TRC0, 0xE9);
 938         }
 939         b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
 940
 941         /* Start, wait, stop */
 942         b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
 943         if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
 944                                   5000000))
 945                 b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n");
 946         usleep_range(35, 70);
 947         b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
 948         usleep_range(70, 140);
 949
 950         /* Setup cal */
 951         if (special) {
 952                 b43_radio_write(dev, R2057_RCCAL_MASTER, 0x69);
 953                 b43_radio_write(dev, R2057_RCCAL_TRC0, 0xB0);
 954         } else {
 955                 b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x69);
 956                 b43_radio_write(dev, R2057_RCCAL_TRC0, 0xD5);
 957         }
 958         b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
 959
 960         /* Start, wait, stop */
 961         usleep_range(35, 70);
 962         b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
 963         usleep_range(70, 140);
 964         if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
 965                                   5000000))
 966                 b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n");
 967         usleep_range(35, 70);
 968         b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
 969         usleep_range(70, 140);
 970
 971         /* Setup cal */
 972         if (special) {
 973                 b43_radio_write(dev, R2057_RCCAL_MASTER, 0x73);
 974                 b43_radio_write(dev, R2057_RCCAL_X1, 0x28);
 975                 b43_radio_write(dev, R2057_RCCAL_TRC0, 0xB0);
 976         } else {
 977                 b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x73);
 978                 b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
 979                 b43_radio_write(dev, R2057_RCCAL_TRC0, 0x99);
 980         }
 981
 982         /* Start, wait, stop */
 983         usleep_range(35, 70);
 984         b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
 985         usleep_range(70, 140);
 986         if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
 987                                   5000000)) {
 988                 b43err(dev->wl, "Radio 0x2057 rcal timeout\n");
 989                 return 0;
 990         }
 991         tmp = b43_radio_read(dev, R2057_RCCAL_DONE_OSCCAP);
 992         usleep_range(35, 70);
 993         b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
 994         usleep_range(70, 140);
 995
 996         if (special)
 997                 b43_radio_mask(dev, R2057_RCCAL_MASTER, ~0x1);
 998         else
 999                 b43_radio_mask(dev, R2057v7_RCCAL_MASTER, ~0x1);
1000
1001         return tmp;
1002 }
1003
1004 static void b43_radio_2057_init_pre(struct b43_wldev *dev)
1005 {
1006         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, ~B43_NPHY_RFCTL_CMD_CHIP0PU);
1007         /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */
1008         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_OEPORFORCE);
1009         b43_phy_set(dev, B43_NPHY_RFCTL_CMD, ~B43_NPHY_RFCTL_CMD_OEPORFORCE);
1010         b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_CHIP0PU);
1011 }
1012
1013 static void b43_radio_2057_init_post(struct b43_wldev *dev)
1014 {
1015         b43_radio_set(dev, R2057_XTALPUOVR_PINCTRL, 0x1);
1016
1017         if (0) /* FIXME: Is this BCM43217 specific? */
1018                 b43_radio_set(dev, R2057_XTALPUOVR_PINCTRL, 0x2);
1019
1020         b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x78);
1021         b43_radio_set(dev, R2057_XTAL_CONFIG2, 0x80);
1022         usleep_range(2000, 3000);
1023         b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x78);
1024         b43_radio_mask(dev, R2057_XTAL_CONFIG2, ~0x80);
1025
1026         if (dev->phy.do_full_init) {
1027                 b43_radio_2057_rcal(dev);
1028                 b43_radio_2057_rccal(dev);
1029         }
1030         b43_radio_mask(dev, R2057_RFPLL_MASTER, ~0x8);
1031 }
1032
1033 /* http://bcm-v4.sipsolutions.net/802.11/Radio/2057/Init */
1034 static void b43_radio_2057_init(struct b43_wldev *dev)
1035 {
1036         b43_radio_2057_init_pre(dev);
1037         r2057_upload_inittabs(dev);
1038         b43_radio_2057_init_post(dev);
1039 }
1040
1041 /**************************************************
1042  * Radio 0x2056
1043  **************************************************/
1044
1045 static void b43_chantab_radio_2056_upload(struct b43_wldev *dev,
1046                                 const struct b43_nphy_channeltab_entry_rev3 *e)
1047 {
1048         b43_radio_write(dev, B2056_SYN_PLL_VCOCAL1, e->radio_syn_pll_vcocal1);
1049         b43_radio_write(dev, B2056_SYN_PLL_VCOCAL2, e->radio_syn_pll_vcocal2);
1050         b43_radio_write(dev, B2056_SYN_PLL_REFDIV, e->radio_syn_pll_refdiv);
1051         b43_radio_write(dev, B2056_SYN_PLL_MMD2, e->radio_syn_pll_mmd2);
1052         b43_radio_write(dev, B2056_SYN_PLL_MMD1, e->radio_syn_pll_mmd1);
1053         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1,
1054                                         e->radio_syn_pll_loopfilter1);
1055         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2,
1056                                         e->radio_syn_pll_loopfilter2);
1057         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER3,
1058                                         e->radio_syn_pll_loopfilter3);
1059         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4,
1060                                         e->radio_syn_pll_loopfilter4);
1061         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER5,
1062                                         e->radio_syn_pll_loopfilter5);
1063         b43_radio_write(dev, B2056_SYN_RESERVED_ADDR27,
1064                                         e->radio_syn_reserved_addr27);
1065         b43_radio_write(dev, B2056_SYN_RESERVED_ADDR28,
1066                                         e->radio_syn_reserved_addr28);
1067         b43_radio_write(dev, B2056_SYN_RESERVED_ADDR29,
1068                                         e->radio_syn_reserved_addr29);
1069         b43_radio_write(dev, B2056_SYN_LOGEN_VCOBUF1,
1070                                         e->radio_syn_logen_vcobuf1);
1071         b43_radio_write(dev, B2056_SYN_LOGEN_MIXER2, e->radio_syn_logen_mixer2);
1072         b43_radio_write(dev, B2056_SYN_LOGEN_BUF3, e->radio_syn_logen_buf3);
1073         b43_radio_write(dev, B2056_SYN_LOGEN_BUF4, e->radio_syn_logen_buf4);
1074
1075         b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA_TUNE,
1076                                         e->radio_rx0_lnaa_tune);
1077         b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG_TUNE,
1078                                         e->radio_rx0_lnag_tune);
1079
1080         b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAA_BOOST_TUNE,
1081                                         e->radio_tx0_intpaa_boost_tune);
1082         b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAG_BOOST_TUNE,
1083                                         e->radio_tx0_intpag_boost_tune);
1084         b43_radio_write(dev, B2056_TX0 | B2056_TX_PADA_BOOST_TUNE,
1085                                         e->radio_tx0_pada_boost_tune);
1086         b43_radio_write(dev, B2056_TX0 | B2056_TX_PADG_BOOST_TUNE,
1087                                         e->radio_tx0_padg_boost_tune);
1088         b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAA_BOOST_TUNE,
1089                                         e->radio_tx0_pgaa_boost_tune);
1090         b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAG_BOOST_TUNE,
1091                                         e->radio_tx0_pgag_boost_tune);
1092         b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXA_BOOST_TUNE,
1093                                         e->radio_tx0_mixa_boost_tune);
1094         b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXG_BOOST_TUNE,
1095                                         e->radio_tx0_mixg_boost_tune);
1096
1097         b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA_TUNE,
1098                                         e->radio_rx1_lnaa_tune);
1099         b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG_TUNE,
1100                                         e->radio_rx1_lnag_tune);
1101
1102         b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAA_BOOST_TUNE,
1103                                         e->radio_tx1_intpaa_boost_tune);
1104         b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAG_BOOST_TUNE,
1105                                         e->radio_tx1_intpag_boost_tune);
1106         b43_radio_write(dev, B2056_TX1 | B2056_TX_PADA_BOOST_TUNE,
1107                                         e->radio_tx1_pada_boost_tune);
1108         b43_radio_write(dev, B2056_TX1 | B2056_TX_PADG_BOOST_TUNE,
1109                                         e->radio_tx1_padg_boost_tune);
1110         b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAA_BOOST_TUNE,
1111                                         e->radio_tx1_pgaa_boost_tune);
1112         b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAG_BOOST_TUNE,
1113                                         e->radio_tx1_pgag_boost_tune);
1114         b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXA_BOOST_TUNE,
1115                                         e->radio_tx1_mixa_boost_tune);
1116         b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXG_BOOST_TUNE,
1117                                         e->radio_tx1_mixg_boost_tune);
1118 }
1119
1120 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2056Setup */
1121 static void b43_radio_2056_setup(struct b43_wldev *dev,
1122                                 const struct b43_nphy_channeltab_entry_rev3 *e)
1123 {
1124         struct b43_phy *phy = &dev->phy;
1125         struct ssb_sprom *sprom = dev->dev->bus_sprom;
1126         enum nl80211_band band = b43_current_band(dev->wl);
1127         u16 offset;
1128         u8 i;
1129         u16 bias, cbias;
1130         u16 pag_boost, padg_boost, pgag_boost, mixg_boost;
1131         u16 paa_boost, pada_boost, pgaa_boost, mixa_boost;
1132         bool is_pkg_fab_smic;
1133
1134         B43_WARN_ON(dev->phy.rev < 3);
1135
1136         is_pkg_fab_smic =
1137                 ((dev->dev->chip_id == BCMA_CHIP_ID_BCM43224 ||
1138                   dev->dev->chip_id == BCMA_CHIP_ID_BCM43225 ||
1139                   dev->dev->chip_id == BCMA_CHIP_ID_BCM43421) &&
1140                  dev->dev->chip_pkg == BCMA_PKG_ID_BCM43224_FAB_SMIC);
1141
1142         b43_chantab_radio_2056_upload(dev, e);
1143         b2056_upload_syn_pll_cp2(dev, band == NL80211_BAND_5GHZ);
1144
1145         if (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR &&
1146             b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
1147                 b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F);
1148                 b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F);
1149                 if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 ||
1150                     dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) {
1151                         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x14);
1152                         b43_radio_write(dev, B2056_SYN_PLL_CP2, 0);
1153                 } else {
1154                         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0B);
1155                         b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x14);
1156                 }
1157         }
1158         if (sprom->boardflags2_hi & B43_BFH2_GPLL_WAR2 &&
1159             b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
1160                 b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1f);
1161                 b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1f);
1162                 b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0b);
1163                 b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x20);
1164         }
1165         if (sprom->boardflags2_lo & B43_BFL2_APLL_WAR &&
1166             b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
1167                 b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F);
1168                 b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F);
1169                 b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x05);
1170                 b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x0C);
1171         }
1172
1173         if (dev->phy.n->ipa2g_on && band == NL80211_BAND_2GHZ) {
1174                 for (i = 0; i < 2; i++) {
1175                         offset = i ? B2056_TX1 : B2056_TX0;
1176                         if (dev->phy.rev >= 5) {
1177                                 b43_radio_write(dev,
1178                                         offset | B2056_TX_PADG_IDAC, 0xcc);
1179
1180                                 if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 ||
1181                                     dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) {
1182                                         bias = 0x40;
1183                                         cbias = 0x45;
1184                                         pag_boost = 0x5;
1185                                         pgag_boost = 0x33;
1186                                         mixg_boost = 0x55;
1187                                 } else {
1188                                         bias = 0x25;
1189                                         cbias = 0x20;
1190                                         if (is_pkg_fab_smic) {
1191                                                 bias = 0x2a;
1192                                                 cbias = 0x38;
1193                                         }
1194                                         pag_boost = 0x4;
1195                                         pgag_boost = 0x03;
1196                                         mixg_boost = 0x65;
1197                                 }
1198                                 padg_boost = 0x77;
1199
1200                                 b43_radio_write(dev,
1201                                         offset | B2056_TX_INTPAG_IMAIN_STAT,
1202                                         bias);
1203                                 b43_radio_write(dev,
1204                                         offset | B2056_TX_INTPAG_IAUX_STAT,
1205                                         bias);
1206                                 b43_radio_write(dev,
1207                                         offset | B2056_TX_INTPAG_CASCBIAS,
1208                                         cbias);
1209                                 b43_radio_write(dev,
1210                                         offset | B2056_TX_INTPAG_BOOST_TUNE,
1211                                         pag_boost);
1212                                 b43_radio_write(dev,
1213                                         offset | B2056_TX_PGAG_BOOST_TUNE,
1214                                         pgag_boost);
1215                                 b43_radio_write(dev,
1216                                         offset | B2056_TX_PADG_BOOST_TUNE,
1217                                         padg_boost);
1218                                 b43_radio_write(dev,
1219                                         offset | B2056_TX_MIXG_BOOST_TUNE,
1220                                         mixg_boost);
1221                         } else {
1222                                 bias = b43_is_40mhz(dev) ? 0x40 : 0x20;
1223                                 b43_radio_write(dev,
1224                                         offset | B2056_TX_INTPAG_IMAIN_STAT,
1225                                         bias);
1226                                 b43_radio_write(dev,
1227                                         offset | B2056_TX_INTPAG_IAUX_STAT,
1228                                         bias);
1229                                 b43_radio_write(dev,
1230                                         offset | B2056_TX_INTPAG_CASCBIAS,
1231                                         0x30);
1232                         }
1233                         b43_radio_write(dev, offset | B2056_TX_PA_SPARE1, 0xee);
1234                 }
1235         } else if (dev->phy.n->ipa5g_on && band == NL80211_BAND_5GHZ) {
1236                 u16 freq = phy->chandef->chan->center_freq;
1237                 if (freq < 5100) {
1238                         paa_boost = 0xA;
1239                         pada_boost = 0x77;
1240                         pgaa_boost = 0xF;
1241                         mixa_boost = 0xF;
1242                 } else if (freq < 5340) {
1243                         paa_boost = 0x8;
1244                         pada_boost = 0x77;
1245                         pgaa_boost = 0xFB;
1246                         mixa_boost = 0xF;
1247                 } else if (freq < 5650) {
1248                         paa_boost = 0x0;
1249                         pada_boost = 0x77;
1250                         pgaa_boost = 0xB;
1251                         mixa_boost = 0xF;
1252                 } else {
1253                         paa_boost = 0x0;
1254                         pada_boost = 0x77;
1255                         if (freq != 5825)
1256                                 pgaa_boost = -(freq - 18) / 36 + 168;
1257                         else
1258                                 pgaa_boost = 6;
1259                         mixa_boost = 0xF;
1260                 }
1261
1262                 cbias = is_pkg_fab_smic ? 0x35 : 0x30;
1263
1264                 for (i = 0; i < 2; i++) {
1265                         offset = i ? B2056_TX1 : B2056_TX0;
1266
1267                         b43_radio_write(dev,
1268                                 offset | B2056_TX_INTPAA_BOOST_TUNE, paa_boost);
1269                         b43_radio_write(dev,
1270                                 offset | B2056_TX_PADA_BOOST_TUNE, pada_boost);
1271                         b43_radio_write(dev,
1272                                 offset | B2056_TX_PGAA_BOOST_TUNE, pgaa_boost);
1273                         b43_radio_write(dev,
1274                                 offset | B2056_TX_MIXA_BOOST_TUNE, mixa_boost);
1275                         b43_radio_write(dev,
1276                                 offset | B2056_TX_TXSPARE1, 0x30);
1277                         b43_radio_write(dev,
1278                                 offset | B2056_TX_PA_SPARE2, 0xee);
1279                         b43_radio_write(dev,
1280                                 offset | B2056_TX_PADA_CASCBIAS, 0x03);
1281                         b43_radio_write(dev,
1282                                 offset | B2056_TX_INTPAA_IAUX_STAT, 0x30);
1283                         b43_radio_write(dev,
1284                                 offset | B2056_TX_INTPAA_IMAIN_STAT, 0x30);
1285                         b43_radio_write(dev,
1286                                 offset | B2056_TX_INTPAA_CASCBIAS, cbias);
1287                 }
1288         }
1289
1290         udelay(50);
1291         /* VCO calibration */
1292         b43_radio_write(dev, B2056_SYN_PLL_VCOCAL12, 0x00);
1293         b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
1294         b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x18);
1295         b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
1296         b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x39);
1297         udelay(300);
1298 }
1299
1300 static u8 b43_radio_2056_rcal(struct b43_wldev *dev)
1301 {
1302         struct b43_phy *phy = &dev->phy;
1303         u16 mast2, tmp;
1304
1305         if (phy->rev != 3)
1306                 return 0;
1307
1308         mast2 = b43_radio_read(dev, B2056_SYN_PLL_MAST2);
1309         b43_radio_write(dev, B2056_SYN_PLL_MAST2, mast2 | 0x7);
1310
1311         udelay(10);
1312         b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x01);
1313         udelay(10);
1314         b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x09);
1315
1316         if (!b43_radio_wait_value(dev, B2056_SYN_RCAL_CODE_OUT, 0x80, 0x80, 100,
1317                                   1000000)) {
1318                 b43err(dev->wl, "Radio recalibration timeout\n");
1319                 return 0;
1320         }
1321
1322         b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x01);
1323         tmp = b43_radio_read(dev, B2056_SYN_RCAL_CODE_OUT);
1324         b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x00);
1325
1326         b43_radio_write(dev, B2056_SYN_PLL_MAST2, mast2);
1327
1328         return tmp & 0x1f;
1329 }
1330
1331 static void b43_radio_init2056_pre(struct b43_wldev *dev)
1332 {
1333         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1334                      ~B43_NPHY_RFCTL_CMD_CHIP0PU);
1335         /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */
1336         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1337                      B43_NPHY_RFCTL_CMD_OEPORFORCE);
1338         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1339                     ~B43_NPHY_RFCTL_CMD_OEPORFORCE);
1340         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1341                     B43_NPHY_RFCTL_CMD_CHIP0PU);
1342 }
1343
1344 static void b43_radio_init2056_post(struct b43_wldev *dev)
1345 {
1346         b43_radio_set(dev, B2056_SYN_COM_CTRL, 0xB);
1347         b43_radio_set(dev, B2056_SYN_COM_PU, 0x2);
1348         b43_radio_set(dev, B2056_SYN_COM_RESET, 0x2);
1349         msleep(1);
1350         b43_radio_mask(dev, B2056_SYN_COM_RESET, ~0x2);
1351         b43_radio_mask(dev, B2056_SYN_PLL_MAST2, ~0xFC);
1352         b43_radio_mask(dev, B2056_SYN_RCCAL_CTRL0, ~0x1);
1353         if (dev->phy.do_full_init)
1354                 b43_radio_2056_rcal(dev);
1355 }
1356
1357 /*
1358  * Initialize a Broadcom 2056 N-radio
1359  * http://bcm-v4.sipsolutions.net/802.11/Radio/2056/Init
1360  */
1361 static void b43_radio_init2056(struct b43_wldev *dev)
1362 {
1363         b43_radio_init2056_pre(dev);
1364         b2056_upload_inittabs(dev, 0, 0);
1365         b43_radio_init2056_post(dev);
1366 }
1367
1368 /**************************************************
1369  * Radio 0x2055
1370  **************************************************/
1371
1372 static void b43_chantab_radio_upload(struct b43_wldev *dev,
1373                                 const struct b43_nphy_channeltab_entry_rev2 *e)
1374 {
1375         b43_radio_write(dev, B2055_PLL_REF, e->radio_pll_ref);
1376         b43_radio_write(dev, B2055_RF_PLLMOD0, e->radio_rf_pllmod0);
1377         b43_radio_write(dev, B2055_RF_PLLMOD1, e->radio_rf_pllmod1);
1378         b43_radio_write(dev, B2055_VCO_CAPTAIL, e->radio_vco_captail);
1379         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1380
1381         b43_radio_write(dev, B2055_VCO_CAL1, e->radio_vco_cal1);
1382         b43_radio_write(dev, B2055_VCO_CAL2, e->radio_vco_cal2);
1383         b43_radio_write(dev, B2055_PLL_LFC1, e->radio_pll_lfc1);
1384         b43_radio_write(dev, B2055_PLL_LFR1, e->radio_pll_lfr1);
1385         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1386
1387         b43_radio_write(dev, B2055_PLL_LFC2, e->radio_pll_lfc2);
1388         b43_radio_write(dev, B2055_LGBUF_CENBUF, e->radio_lgbuf_cenbuf);
1389         b43_radio_write(dev, B2055_LGEN_TUNE1, e->radio_lgen_tune1);
1390         b43_radio_write(dev, B2055_LGEN_TUNE2, e->radio_lgen_tune2);
1391         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1392
1393         b43_radio_write(dev, B2055_C1_LGBUF_ATUNE, e->radio_c1_lgbuf_atune);
1394         b43_radio_write(dev, B2055_C1_LGBUF_GTUNE, e->radio_c1_lgbuf_gtune);
1395         b43_radio_write(dev, B2055_C1_RX_RFR1, e->radio_c1_rx_rfr1);
1396         b43_radio_write(dev, B2055_C1_TX_PGAPADTN, e->radio_c1_tx_pgapadtn);
1397         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1398
1399         b43_radio_write(dev, B2055_C1_TX_MXBGTRIM, e->radio_c1_tx_mxbgtrim);
1400         b43_radio_write(dev, B2055_C2_LGBUF_ATUNE, e->radio_c2_lgbuf_atune);
1401         b43_radio_write(dev, B2055_C2_LGBUF_GTUNE, e->radio_c2_lgbuf_gtune);
1402         b43_radio_write(dev, B2055_C2_RX_RFR1, e->radio_c2_rx_rfr1);
1403         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1404
1405         b43_radio_write(dev, B2055_C2_TX_PGAPADTN, e->radio_c2_tx_pgapadtn);
1406         b43_radio_write(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim);
1407 }
1408
1409 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2055Setup */
1410 static void b43_radio_2055_setup(struct b43_wldev *dev,
1411                                 const struct b43_nphy_channeltab_entry_rev2 *e)
1412 {
1413         B43_WARN_ON(dev->phy.rev >= 3);
1414
1415         b43_chantab_radio_upload(dev, e);
1416         udelay(50);
1417         b43_radio_write(dev, B2055_VCO_CAL10, 0x05);
1418         b43_radio_write(dev, B2055_VCO_CAL10, 0x45);
1419         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1420         b43_radio_write(dev, B2055_VCO_CAL10, 0x65);
1421         udelay(300);
1422 }
1423
1424 static void b43_radio_init2055_pre(struct b43_wldev *dev)
1425 {
1426         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1427                      ~B43_NPHY_RFCTL_CMD_PORFORCE);
1428         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1429                     B43_NPHY_RFCTL_CMD_CHIP0PU |
1430                     B43_NPHY_RFCTL_CMD_OEPORFORCE);
1431         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1432                     B43_NPHY_RFCTL_CMD_PORFORCE);
1433 }
1434
1435 static void b43_radio_init2055_post(struct b43_wldev *dev)
1436 {
1437         struct b43_phy_n *nphy = dev->phy.n;
1438         struct ssb_sprom *sprom = dev->dev->bus_sprom;
1439         bool workaround = false;
1440
1441         if (sprom->revision < 4)
1442                 workaround = (dev->dev->board_vendor != PCI_VENDOR_ID_BROADCOM
1443                               && dev->dev->board_type == SSB_BOARD_CB2_4321
1444                               && dev->dev->board_rev >= 0x41);
1445         else
1446                 workaround =
1447                         !(sprom->boardflags2_lo & B43_BFL2_RXBB_INT_REG_DIS);
1448
1449         b43_radio_mask(dev, B2055_MASTER1, 0xFFF3);
1450         if (workaround) {
1451                 b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F);
1452                 b43_radio_mask(dev, B2055_C2_RX_BB_REG, 0x7F);
1453         }
1454         b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0xFFC0, 0x2C);
1455         b43_radio_write(dev, B2055_CAL_MISC, 0x3C);
1456         b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE);
1457         b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80);
1458         b43_radio_set(dev, B2055_CAL_MISC, 0x1);
1459         msleep(1);
1460         b43_radio_set(dev, B2055_CAL_MISC, 0x40);
1461         if (!b43_radio_wait_value(dev, B2055_CAL_COUT2, 0x80, 0x80, 10, 2000))
1462                 b43err(dev->wl, "radio post init timeout\n");
1463         b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F);
1464         b43_switch_channel(dev, dev->phy.channel);
1465         b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9);
1466         b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9);
1467         b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83);
1468         b43_radio_write(dev, B2055_C2_RX_BB_MIDACHP, 0x83);
1469         b43_radio_maskset(dev, B2055_C1_LNA_GAINBST, 0xFFF8, 0x6);
1470         b43_radio_maskset(dev, B2055_C2_LNA_GAINBST, 0xFFF8, 0x6);
1471         if (!nphy->gain_boost) {
1472                 b43_radio_set(dev, B2055_C1_RX_RFSPC1, 0x2);
1473                 b43_radio_set(dev, B2055_C2_RX_RFSPC1, 0x2);
1474         } else {
1475                 b43_radio_mask(dev, B2055_C1_RX_RFSPC1, 0xFFFD);
1476                 b43_radio_mask(dev, B2055_C2_RX_RFSPC1, 0xFFFD);
1477         }
1478         udelay(2);
1479 }
1480
1481 /*
1482  * Initialize a Broadcom 2055 N-radio
1483  * http://bcm-v4.sipsolutions.net/802.11/Radio/2055/Init
1484  */
1485 static void b43_radio_init2055(struct b43_wldev *dev)
1486 {
1487         b43_radio_init2055_pre(dev);
1488         if (b43_status(dev) < B43_STAT_INITIALIZED) {
1489                 /* Follow wl, not specs. Do not force uploading all regs */
1490                 b2055_upload_inittab(dev, 0, 0);
1491         } else {
1492                 bool ghz5 = b43_current_band(dev->wl) == NL80211_BAND_5GHZ;
1493                 b2055_upload_inittab(dev, ghz5, 0);
1494         }
1495         b43_radio_init2055_post(dev);
1496 }
1497
1498 /**************************************************
1499  * Samples
1500  **************************************************/
1501
1502 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */
1503 static int b43_nphy_load_samples(struct b43_wldev *dev,
1504                                         struct cordic_iq *samples, u16 len) {
1505         struct b43_phy_n *nphy = dev->phy.n;
1506         u16 i;
1507         u32 *data;
1508
1509         data = kcalloc(len, sizeof(u32), GFP_KERNEL);
1510         if (!data) {
1511                 b43err(dev->wl, "allocation for samples loading failed\n");
1512                 return -ENOMEM;
1513         }
1514         if (nphy->hang_avoid)
1515                 b43_nphy_stay_in_carrier_search(dev, 1);
1516
1517         for (i = 0; i < len; i++) {
1518                 data[i] = (samples[i].i & 0x3FF << 10);
1519                 data[i] |= samples[i].q & 0x3FF;
1520         }
1521         b43_ntab_write_bulk(dev, B43_NTAB32(17, 0), len, data);
1522
1523         kfree(data);
1524         if (nphy->hang_avoid)
1525                 b43_nphy_stay_in_carrier_search(dev, 0);
1526         return 0;
1527 }
1528
1529 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */
1530 static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max,
1531                                         bool test)
1532 {
1533         int i;
1534         u16 bw, len, rot, angle;
1535         struct cordic_iq *samples;
1536
1537         bw = b43_is_40mhz(dev) ? 40 : 20;
1538         len = bw << 3;
1539
1540         if (test) {
1541                 if (b43_phy_read(dev, B43_NPHY_BBCFG) & B43_NPHY_BBCFG_RSTRX)
1542                         bw = 82;
1543                 else
1544                         bw = 80;
1545
1546                 if (b43_is_40mhz(dev))
1547                         bw <<= 1;
1548
1549                 len = bw << 1;
1550         }
1551
1552         samples = kcalloc(len, sizeof(struct cordic_iq), GFP_KERNEL);
1553         if (!samples) {
1554                 b43err(dev->wl, "allocation for samples generation failed\n");
1555                 return 0;
1556         }
1557         rot = (((freq * 36) / bw) << 16) / 100;
1558         angle = 0;
1559
1560         for (i = 0; i < len; i++) {
1561                 samples[i] = cordic_calc_iq(CORDIC_FIXED(angle));
1562                 angle += rot;
1563                 samples[i].q = CORDIC_FLOAT(samples[i].q * max);
1564                 samples[i].i = CORDIC_FLOAT(samples[i].i * max);
1565         }
1566
1567         i = b43_nphy_load_samples(dev, samples, len);
1568         kfree(samples);
1569         return (i < 0) ? 0 : len;
1570 }
1571
1572 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RunSamples */
1573 static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
1574                                  u16 wait, bool iqmode, bool dac_test,
1575                                  bool modify_bbmult)
1576 {
1577         struct b43_phy *phy = &dev->phy;
1578         struct b43_phy_n *nphy = dev->phy.n;
1579         int i;
1580         u16 seq_mode;
1581         u32 tmp;
1582
1583         b43_nphy_stay_in_carrier_search(dev, true);
1584
1585         if (phy->rev >= 7) {
1586                 bool lpf_bw3, lpf_bw4;
1587
1588                 lpf_bw3 = b43_phy_read(dev, B43_NPHY_REV7_RF_CTL_OVER3) & 0x80;
1589                 lpf_bw4 = b43_phy_read(dev, B43_NPHY_REV7_RF_CTL_OVER4) & 0x80;
1590
1591                 if (lpf_bw3 || lpf_bw4) {
1592                         /* TODO */
1593                 } else {
1594                         u16 value = b43_nphy_read_lpf_ctl(dev, 0);
1595                         if (phy->rev >= 19)
1596                                 b43_nphy_rf_ctl_override_rev19(dev, 0x80, value,
1597                                                                0, false, 1);
1598                         else
1599                                 b43_nphy_rf_ctl_override_rev7(dev, 0x80, value,
1600                                                               0, false, 1);
1601                         nphy->lpf_bw_overrode_for_sample_play = true;
1602                 }
1603         }
1604
1605         if ((nphy->bb_mult_save & 0x80000000) == 0) {
1606                 tmp = b43_ntab_read(dev, B43_NTAB16(15, 87));
1607                 nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000;
1608         }
1609
1610         if (modify_bbmult) {
1611                 tmp = !b43_is_40mhz(dev) ? 0x6464 : 0x4747;
1612                 b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
1613         }
1614
1615         b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1));
1616
1617         if (loops != 0xFFFF)
1618                 b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, (loops - 1));
1619         else
1620                 b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, loops);
1621
1622         b43_phy_write(dev, B43_NPHY_SAMP_WAITCNT, wait);
1623
1624         seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
1625
1626         b43_phy_set(dev, B43_NPHY_RFSEQMODE, B43_NPHY_RFSEQMODE_CAOVER);
1627         if (iqmode) {
1628                 b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
1629                 b43_phy_set(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8000);
1630         } else {
1631                 tmp = dac_test ? 5 : 1;
1632                 b43_phy_write(dev, B43_NPHY_SAMP_CMD, tmp);
1633         }
1634         for (i = 0; i < 100; i++) {
1635                 if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & 1)) {
1636                         i = 0;
1637                         break;
1638                 }
1639                 udelay(10);
1640         }
1641         if (i)
1642                 b43err(dev->wl, "run samples timeout\n");
1643
1644         b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
1645
1646         b43_nphy_stay_in_carrier_search(dev, false);
1647 }
1648
1649 /**************************************************
1650  * RSSI
1651  **************************************************/
1652
1653 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */
1654 static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale,
1655                                         s8 offset, u8 core,
1656                                         enum n_rail_type rail,
1657                                         enum n_rssi_type rssi_type)
1658 {
1659         u16 tmp;
1660         bool core1or5 = (core == 1) || (core == 5);
1661         bool core2or5 = (core == 2) || (core == 5);
1662
1663         offset = clamp_val(offset, -32, 31);
1664         tmp = ((scale & 0x3F) << 8) | (offset & 0x3F);
1665
1666         switch (rssi_type) {
1667         case N_RSSI_NB:
1668                 if (core1or5 && rail == N_RAIL_I)
1669                         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp);
1670                 if (core1or5 && rail == N_RAIL_Q)
1671                         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp);
1672                 if (core2or5 && rail == N_RAIL_I)
1673                         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp);
1674                 if (core2or5 && rail == N_RAIL_Q)
1675                         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp);
1676                 break;
1677         case N_RSSI_W1:
1678                 if (core1or5 && rail == N_RAIL_I)
1679                         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp);
1680                 if (core1or5 && rail == N_RAIL_Q)
1681                         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp);
1682                 if (core2or5 && rail == N_RAIL_I)
1683                         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp);
1684                 if (core2or5 && rail == N_RAIL_Q)
1685                         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp);
1686                 break;
1687         case N_RSSI_W2:
1688                 if (core1or5 && rail == N_RAIL_I)
1689                         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp);
1690                 if (core1or5 && rail == N_RAIL_Q)
1691                         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp);
1692                 if (core2or5 && rail == N_RAIL_I)
1693                         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp);
1694                 if (core2or5 && rail == N_RAIL_Q)
1695                         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp);
1696                 break;
1697         case N_RSSI_TBD:
1698                 if (core1or5 && rail == N_RAIL_I)
1699                         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp);
1700                 if (core1or5 && rail == N_RAIL_Q)
1701                         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp);
1702                 if (core2or5 && rail == N_RAIL_I)
1703                         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp);
1704                 if (core2or5 && rail == N_RAIL_Q)
1705                         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp);
1706                 break;
1707         case N_RSSI_IQ:
1708                 if (core1or5 && rail == N_RAIL_I)
1709                         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp);
1710                 if (core1or5 && rail == N_RAIL_Q)
1711                         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp);
1712                 if (core2or5 && rail == N_RAIL_I)
1713                         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp);
1714                 if (core2or5 && rail == N_RAIL_Q)
1715                         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp);
1716                 break;
1717         case N_RSSI_TSSI_2G:
1718                 if (core1or5)
1719                         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp);
1720                 if (core2or5)
1721                         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp);
1722                 break;
1723         case N_RSSI_TSSI_5G:
1724                 if (core1or5)
1725                         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp);
1726                 if (core2or5)
1727                         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
1728                 break;
1729         }
1730 }
1731
1732 static void b43_nphy_rssi_select_rev19(struct b43_wldev *dev, u8 code,
1733                                        enum n_rssi_type rssi_type)
1734 {
1735         /* TODO */
1736 }
1737
1738 static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code,
1739                                       enum n_rssi_type rssi_type)
1740 {
1741         u8 i;
1742         u16 reg, val;
1743
1744         if (code == 0) {
1745                 b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF);
1746                 b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF);
1747                 b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF);
1748                 b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF);
1749                 b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF);
1750                 b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF);
1751                 b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3);
1752                 b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3);
1753         } else {
1754                 for (i = 0; i < 2; i++) {
1755                         if ((code == 1 && i == 1) || (code == 2 && !i))
1756                                 continue;
1757
1758                         reg = (i == 0) ?
1759                                 B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER;
1760                         b43_phy_maskset(dev, reg, 0xFDFF, 0x0200);
1761
1762                         if (rssi_type == N_RSSI_W1 ||
1763                             rssi_type == N_RSSI_W2 ||
1764                             rssi_type == N_RSSI_NB) {
1765                                 reg = (i == 0) ?
1766                                         B43_NPHY_AFECTL_C1 :
1767                                         B43_NPHY_AFECTL_C2;
1768                                 b43_phy_maskset(dev, reg, 0xFCFF, 0);
1769
1770                                 reg = (i == 0) ?
1771                                         B43_NPHY_RFCTL_LUT_TRSW_UP1 :
1772                                         B43_NPHY_RFCTL_LUT_TRSW_UP2;
1773                                 b43_phy_maskset(dev, reg, 0xFFC3, 0);
1774
1775                                 if (rssi_type == N_RSSI_W1)
1776                                         val = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? 4 : 8;
1777                                 else if (rssi_type == N_RSSI_W2)
1778                                         val = 16;
1779                                 else
1780                                         val = 32;
1781                                 b43_phy_set(dev, reg, val);
1782
1783                                 reg = (i == 0) ?
1784                                         B43_NPHY_TXF_40CO_B1S0 :
1785                                         B43_NPHY_TXF_40CO_B32S1;
1786                                 b43_phy_set(dev, reg, 0x0020);
1787                         } else {
1788                                 if (rssi_type == N_RSSI_TBD)
1789                                         val = 0x0100;
1790                                 else if (rssi_type == N_RSSI_IQ)
1791                                         val = 0x0200;
1792                                 else
1793                                         val = 0x0300;
1794
1795                                 reg = (i == 0) ?
1796                                         B43_NPHY_AFECTL_C1 :
1797                                         B43_NPHY_AFECTL_C2;
1798
1799                                 b43_phy_maskset(dev, reg, 0xFCFF, val);
1800                                 b43_phy_maskset(dev, reg, 0xF3FF, val << 2);
1801
1802                                 if (rssi_type != N_RSSI_IQ &&
1803                                     rssi_type != N_RSSI_TBD) {
1804                                         enum nl80211_band band =
1805                                                 b43_current_band(dev->wl);
1806
1807                                         if (dev->phy.rev < 7) {
1808                                                 if (b43_nphy_ipa(dev))
1809                                                         val = (band == NL80211_BAND_5GHZ) ? 0xC : 0xE;
1810                                                 else
1811                                                         val = 0x11;
1812                                                 reg = (i == 0) ? B2056_TX0 : B2056_TX1;
1813                                                 reg |= B2056_TX_TX_SSI_MUX;
1814                                                 b43_radio_write(dev, reg, val);
1815                                         }
1816
1817                                         reg = (i == 0) ?
1818                                                 B43_NPHY_AFECTL_OVER1 :
1819                                                 B43_NPHY_AFECTL_OVER;
1820                                         b43_phy_set(dev, reg, 0x0200);
1821                                 }
1822                         }
1823                 }
1824         }
1825 }
1826
1827 static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code,
1828                                       enum n_rssi_type rssi_type)
1829 {
1830         u16 val;
1831         bool rssi_w1_w2_nb = false;
1832
1833         switch (rssi_type) {
1834         case N_RSSI_W1:
1835         case N_RSSI_W2:
1836         case N_RSSI_NB:
1837                 val = 0;
1838                 rssi_w1_w2_nb = true;
1839                 break;
1840         case N_RSSI_TBD:
1841                 val = 1;
1842                 break;
1843         case N_RSSI_IQ:
1844                 val = 2;
1845                 break;
1846         default:
1847                 val = 3;
1848         }
1849
1850         val = (val << 12) | (val << 14);
1851         b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
1852         b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
1853
1854         if (rssi_w1_w2_nb) {
1855                 b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
1856                                 (rssi_type + 1) << 4);
1857                 b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
1858                                 (rssi_type + 1) << 4);
1859         }
1860
1861         if (code == 0) {
1862                 b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000);
1863                 if (rssi_w1_w2_nb) {
1864                         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1865                                 ~(B43_NPHY_RFCTL_CMD_RXEN |
1866                                   B43_NPHY_RFCTL_CMD_CORESEL));
1867                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
1868                                 ~(0x1 << 12 |
1869                                   0x1 << 5 |
1870                                   0x1 << 1 |
1871                                   0x1));
1872                         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1873                                 ~B43_NPHY_RFCTL_CMD_START);
1874                         udelay(20);
1875                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
1876                 }
1877         } else {
1878                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000);
1879                 if (rssi_w1_w2_nb) {
1880                         b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
1881                                 ~(B43_NPHY_RFCTL_CMD_RXEN |
1882                                   B43_NPHY_RFCTL_CMD_CORESEL),
1883                                 (B43_NPHY_RFCTL_CMD_RXEN |
1884                                  code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT));
1885                         b43_phy_set(dev, B43_NPHY_RFCTL_OVER,
1886                                 (0x1 << 12 |
1887                                   0x1 << 5 |
1888                                   0x1 << 1 |
1889                                   0x1));
1890                         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1891                                 B43_NPHY_RFCTL_CMD_START);
1892                         udelay(20);
1893                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
1894                 }
1895         }
1896 }
1897
1898 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
1899 static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code,
1900                                  enum n_rssi_type type)
1901 {
1902         if (dev->phy.rev >= 19)
1903                 b43_nphy_rssi_select_rev19(dev, code, type);
1904         else if (dev->phy.rev >= 3)
1905                 b43_nphy_rev3_rssi_select(dev, code, type);
1906         else
1907                 b43_nphy_rev2_rssi_select(dev, code, type);
1908 }
1909
1910 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */
1911 static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev,
1912                                        enum n_rssi_type rssi_type, u8 *buf)
1913 {
1914         int i;
1915         for (i = 0; i < 2; i++) {
1916                 if (rssi_type == N_RSSI_NB) {
1917                         if (i == 0) {
1918                                 b43_radio_maskset(dev, B2055_C1_B0NB_RSSIVCM,
1919                                                   0xFC, buf[0]);
1920                                 b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
1921                                                   0xFC, buf[1]);
1922                         } else {
1923                                 b43_radio_maskset(dev, B2055_C2_B0NB_RSSIVCM,
1924                                                   0xFC, buf[2 * i]);
1925                                 b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
1926                                                   0xFC, buf[2 * i + 1]);
1927                         }
1928                 } else {
1929                         if (i == 0)
1930                                 b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
1931                                                   0xF3, buf[0] << 2);
1932                         else
1933                                 b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
1934                                                   0xF3, buf[2 * i + 1] << 2);
1935                 }
1936         }
1937 }
1938
1939 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PollRssi */
1940 static int b43_nphy_poll_rssi(struct b43_wldev *dev, enum n_rssi_type rssi_type,
1941                               s32 *buf, u8 nsamp)
1942 {
1943         int i;
1944         int out;
1945         u16 save_regs_phy[9];
1946         u16 s[2];
1947
1948         /* TODO: rev7+ is treated like rev3+, what about rev19+? */
1949
1950         if (dev->phy.rev >= 3) {
1951                 save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
1952                 save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
1953                 save_regs_phy[2] = b43_phy_read(dev,
1954                                                 B43_NPHY_RFCTL_LUT_TRSW_UP1);
1955                 save_regs_phy[3] = b43_phy_read(dev,
1956                                                 B43_NPHY_RFCTL_LUT_TRSW_UP2);
1957                 save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
1958                 save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
1959                 save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S0);
1960                 save_regs_phy[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B32S1);
1961                 save_regs_phy[8] = 0;
1962         } else {
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, B43_NPHY_AFECTL_OVER);
1966                 save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_RFCTL_CMD);
1967                 save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
1968                 save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
1969                 save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
1970                 save_regs_phy[7] = 0;
1971                 save_regs_phy[8] = 0;
1972         }
1973
1974         b43_nphy_rssi_select(dev, 5, rssi_type);
1975
1976         if (dev->phy.rev < 2) {
1977                 save_regs_phy[8] = b43_phy_read(dev, B43_NPHY_GPIO_SEL);
1978                 b43_phy_write(dev, B43_NPHY_GPIO_SEL, 5);
1979         }
1980
1981         for (i = 0; i < 4; i++)
1982                 buf[i] = 0;
1983
1984         for (i = 0; i < nsamp; i++) {
1985                 if (dev->phy.rev < 2) {
1986                         s[0] = b43_phy_read(dev, B43_NPHY_GPIO_LOOUT);
1987                         s[1] = b43_phy_read(dev, B43_NPHY_GPIO_HIOUT);
1988                 } else {
1989                         s[0] = b43_phy_read(dev, B43_NPHY_RSSI1);
1990                         s[1] = b43_phy_read(dev, B43_NPHY_RSSI2);
1991                 }
1992
1993                 buf[0] += ((s8)((s[0] & 0x3F) << 2)) >> 2;
1994                 buf[1] += ((s8)(((s[0] >> 8) & 0x3F) << 2)) >> 2;
1995                 buf[2] += ((s8)((s[1] & 0x3F) << 2)) >> 2;
1996                 buf[3] += ((s8)(((s[1] >> 8) & 0x3F) << 2)) >> 2;
1997         }
1998         out = (buf[0] & 0xFF) << 24 | (buf[1] & 0xFF) << 16 |
1999                 (buf[2] & 0xFF) << 8 | (buf[3] & 0xFF);
2000
2001         if (dev->phy.rev < 2)
2002                 b43_phy_write(dev, B43_NPHY_GPIO_SEL, save_regs_phy[8]);
2003
2004         if (dev->phy.rev >= 3) {
2005                 b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]);
2006                 b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]);
2007                 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1,
2008                                 save_regs_phy[2]);
2009                 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2010                                 save_regs_phy[3]);
2011                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, save_regs_phy[4]);
2012                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[5]);
2013                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, save_regs_phy[6]);
2014                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, save_regs_phy[7]);
2015         } else {
2016                 b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]);
2017                 b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]);
2018                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[2]);
2019                 b43_phy_write(dev, B43_NPHY_RFCTL_CMD, save_regs_phy[3]);
2020                 b43_phy_write(dev, B43_NPHY_RFCTL_OVER, save_regs_phy[4]);
2021                 b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, save_regs_phy[5]);
2022                 b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, save_regs_phy[6]);
2023         }
2024
2025         return out;
2026 }
2027
2028 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */
2029 static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
2030 {
2031         struct b43_phy *phy = &dev->phy;
2032         struct b43_phy_n *nphy = dev->phy.n;
2033
2034         u16 saved_regs_phy_rfctl[2];
2035         u16 saved_regs_phy[22];
2036         u16 regs_to_store_rev3[] = {
2037                 B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER,
2038                 B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2,
2039                 B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER,
2040                 B43_NPHY_TXF_40CO_B1S0, B43_NPHY_TXF_40CO_B32S1,
2041                 B43_NPHY_RFCTL_CMD,
2042                 B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2043                 B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2
2044         };
2045         u16 regs_to_store_rev7[] = {
2046                 B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER,
2047                 B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2,
2048                 B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER,
2049                 B43_NPHY_REV7_RF_CTL_OVER3, B43_NPHY_REV7_RF_CTL_OVER4,
2050                 B43_NPHY_REV7_RF_CTL_OVER5, B43_NPHY_REV7_RF_CTL_OVER6,
2051                 0x2ff,
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_REV7_RF_CTL_MISC_REG3, B43_NPHY_REV7_RF_CTL_MISC_REG4,
2056                 B43_NPHY_REV7_RF_CTL_MISC_REG5, B43_NPHY_REV7_RF_CTL_MISC_REG6,
2057                 B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2
2058         };
2059         u16 *regs_to_store;
2060         int regs_amount;
2061
2062         u16 class;
2063
2064         u16 clip_state[2];
2065         u16 clip_off[2] = { 0xFFFF, 0xFFFF };
2066
2067         u8 vcm_final = 0;
2068         s32 offset[4];
2069         s32 results[8][4] = { };
2070         s32 results_min[4] = { };
2071         s32 poll_results[4] = { };
2072
2073         u16 *rssical_radio_regs = NULL;
2074         u16 *rssical_phy_regs = NULL;
2075
2076         u16 r; /* routing */
2077         u8 rx_core_state;
2078         int core, i, j, vcm;
2079
2080         if (dev->phy.rev >= 7) {
2081                 regs_to_store = regs_to_store_rev7;
2082                 regs_amount = ARRAY_SIZE(regs_to_store_rev7);
2083         } else {
2084                 regs_to_store = regs_to_store_rev3;
2085                 regs_amount = ARRAY_SIZE(regs_to_store_rev3);
2086         }
2087         BUG_ON(regs_amount > ARRAY_SIZE(saved_regs_phy));
2088
2089         class = b43_nphy_classifier(dev, 0, 0);
2090         b43_nphy_classifier(dev, 7, 4);
2091         b43_nphy_read_clip_detection(dev, clip_state);
2092         b43_nphy_write_clip_detection(dev, clip_off);
2093
2094         saved_regs_phy_rfctl[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2095         saved_regs_phy_rfctl[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2096         for (i = 0; i < regs_amount; i++)
2097                 saved_regs_phy[i] = b43_phy_read(dev, regs_to_store[i]);
2098
2099         b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_OFF, 0, 7);
2100         b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 1, 7);
2101
2102         if (dev->phy.rev >= 7) {
2103                 b43_nphy_rf_ctl_override_one_to_many(dev,
2104                                                      N_RF_CTL_OVER_CMD_RXRF_PU,
2105                                                      0, 0, false);
2106                 b43_nphy_rf_ctl_override_one_to_many(dev,
2107                                                      N_RF_CTL_OVER_CMD_RX_PU,
2108                                                      1, 0, false);
2109                 b43_nphy_rf_ctl_override_rev7(dev, 0x80, 1, 0, false, 0);
2110                 b43_nphy_rf_ctl_override_rev7(dev, 0x40, 1, 0, false, 0);
2111                 if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
2112                         b43_nphy_rf_ctl_override_rev7(dev, 0x20, 0, 0, false,
2113                                                       0);
2114                         b43_nphy_rf_ctl_override_rev7(dev, 0x10, 1, 0, false,
2115                                                       0);
2116                 } else {
2117                         b43_nphy_rf_ctl_override_rev7(dev, 0x10, 0, 0, false,
2118                                                       0);
2119                         b43_nphy_rf_ctl_override_rev7(dev, 0x20, 1, 0, false,
2120                                                       0);
2121                 }
2122         } else {
2123                 b43_nphy_rf_ctl_override(dev, 0x1, 0, 0, false);
2124                 b43_nphy_rf_ctl_override(dev, 0x2, 1, 0, false);
2125                 b43_nphy_rf_ctl_override(dev, 0x80, 1, 0, false);
2126                 b43_nphy_rf_ctl_override(dev, 0x40, 1, 0, false);
2127                 if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
2128                         b43_nphy_rf_ctl_override(dev, 0x20, 0, 0, false);
2129                         b43_nphy_rf_ctl_override(dev, 0x10, 1, 0, false);
2130                 } else {
2131                         b43_nphy_rf_ctl_override(dev, 0x10, 0, 0, false);
2132                         b43_nphy_rf_ctl_override(dev, 0x20, 1, 0, false);
2133                 }
2134         }
2135
2136         rx_core_state = b43_nphy_get_rx_core_state(dev);
2137         for (core = 0; core < 2; core++) {
2138                 if (!(rx_core_state & (1 << core)))
2139                         continue;
2140                 r = core ? B2056_RX1 : B2056_RX0;
2141                 b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, N_RAIL_I,
2142                                            N_RSSI_NB);
2143                 b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, N_RAIL_Q,
2144                                            N_RSSI_NB);
2145
2146                 /* Grab RSSI results for every possible VCM */
2147                 for (vcm = 0; vcm < 8; vcm++) {
2148                         if (dev->phy.rev >= 7)
2149                                 b43_radio_maskset(dev,
2150                                                   core ? R2057_NB_MASTER_CORE1 :
2151                                                          R2057_NB_MASTER_CORE0,
2152                                                   ~R2057_VCM_MASK, vcm);
2153                         else
2154                                 b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC,
2155                                                   0xE3, vcm << 2);
2156                         b43_nphy_poll_rssi(dev, N_RSSI_NB, results[vcm], 8);
2157                 }
2158
2159                 /* Find out which VCM got the best results */
2160                 for (i = 0; i < 4; i += 2) {
2161                         s32 currd;
2162                         s32 mind = 0x100000;
2163                         s32 minpoll = 249;
2164                         u8 minvcm = 0;
2165                         if (2 * core != i)
2166                                 continue;
2167                         for (vcm = 0; vcm < 8; vcm++) {
2168                                 currd = results[vcm][i] * results[vcm][i] +
2169                                         results[vcm][i + 1] * results[vcm][i];
2170                                 if (currd < mind) {
2171                                         mind = currd;
2172                                         minvcm = vcm;
2173                                 }
2174                                 if (results[vcm][i] < minpoll)
2175                                         minpoll = results[vcm][i];
2176                         }
2177                         vcm_final = minvcm;
2178                         results_min[i] = minpoll;
2179                 }
2180
2181                 /* Select the best VCM */
2182                 if (dev->phy.rev >= 7)
2183                         b43_radio_maskset(dev,
2184                                           core ? R2057_NB_MASTER_CORE1 :
2185                                                  R2057_NB_MASTER_CORE0,
2186                                           ~R2057_VCM_MASK, vcm);
2187                 else
2188                         b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC,
2189                                           0xE3, vcm_final << 2);
2190
2191                 for (i = 0; i < 4; i++) {
2192                         if (core != i / 2)
2193                                 continue;
2194                         offset[i] = -results[vcm_final][i];
2195                         if (offset[i] < 0)
2196                                 offset[i] = -((abs(offset[i]) + 4) / 8);
2197                         else
2198                                 offset[i] = (offset[i] + 4) / 8;
2199                         if (results_min[i] == 248)
2200                                 offset[i] = -32;
2201                         b43_nphy_scale_offset_rssi(dev, 0, offset[i],
2202                                                    (i / 2 == 0) ? 1 : 2,
2203                                                    (i % 2 == 0) ? N_RAIL_I : N_RAIL_Q,
2204                                                    N_RSSI_NB);
2205                 }
2206         }
2207
2208         for (core = 0; core < 2; core++) {
2209                 if (!(rx_core_state & (1 << core)))
2210                         continue;
2211                 for (i = 0; i < 2; i++) {
2212                         b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1,
2213                                                    N_RAIL_I, i);
2214                         b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1,
2215                                                    N_RAIL_Q, i);
2216                         b43_nphy_poll_rssi(dev, i, poll_results, 8);
2217                         for (j = 0; j < 4; j++) {
2218                                 if (j / 2 == core) {
2219                                         offset[j] = 232 - poll_results[j];
2220                                         if (offset[j] < 0)
2221                                                 offset[j] = -(abs(offset[j] + 4) / 8);
2222                                         else
2223                                                 offset[j] = (offset[j] + 4) / 8;
2224                                         b43_nphy_scale_offset_rssi(dev, 0,
2225                                                 offset[2 * core], core + 1, j % 2, i);
2226                                 }
2227                         }
2228                 }
2229         }
2230
2231         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, saved_regs_phy_rfctl[0]);
2232         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, saved_regs_phy_rfctl[1]);
2233
2234         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
2235
2236         b43_phy_set(dev, B43_NPHY_TXF_40CO_B1S1, 0x1);
2237         b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_START);
2238         b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1, ~0x1);
2239
2240         b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
2241         b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_RXTX);
2242         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
2243
2244         for (i = 0; i < regs_amount; i++)
2245                 b43_phy_write(dev, regs_to_store[i], saved_regs_phy[i]);
2246
2247         /* Store for future configuration */
2248         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2249                 rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G;
2250                 rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G;
2251         } else {
2252                 rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
2253                 rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
2254         }
2255         if (dev->phy.rev >= 7) {
2256                 rssical_radio_regs[0] = b43_radio_read(dev,
2257                                                        R2057_NB_MASTER_CORE0);
2258                 rssical_radio_regs[1] = b43_radio_read(dev,
2259                                                        R2057_NB_MASTER_CORE1);
2260         } else {
2261                 rssical_radio_regs[0] = b43_radio_read(dev, B2056_RX0 |
2262                                                        B2056_RX_RSSI_MISC);
2263                 rssical_radio_regs[1] = b43_radio_read(dev, B2056_RX1 |
2264                                                        B2056_RX_RSSI_MISC);
2265         }
2266         rssical_phy_regs[0] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_Z);
2267         rssical_phy_regs[1] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z);
2268         rssical_phy_regs[2] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_Z);
2269         rssical_phy_regs[3] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z);
2270         rssical_phy_regs[4] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_X);
2271         rssical_phy_regs[5] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_X);
2272         rssical_phy_regs[6] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_X);
2273         rssical_phy_regs[7] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_X);
2274         rssical_phy_regs[8] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_Y);
2275         rssical_phy_regs[9] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y);
2276         rssical_phy_regs[10] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_Y);
2277         rssical_phy_regs[11] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y);
2278
2279         /* Remember for which channel we store configuration */
2280         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
2281                 nphy->rssical_chanspec_2G.center_freq = phy->chandef->chan->center_freq;
2282         else
2283                 nphy->rssical_chanspec_5G.center_freq = phy->chandef->chan->center_freq;
2284
2285         /* End of calibration, restore configuration */
2286         b43_nphy_classifier(dev, 7, class);
2287         b43_nphy_write_clip_detection(dev, clip_state);
2288 }
2289
2290 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal */
2291 static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, enum n_rssi_type type)
2292 {
2293         int i, j, vcm;
2294         u8 state[4];
2295         u8 code, val;
2296         u16 class, override;
2297         u8 regs_save_radio[2];
2298         u16 regs_save_phy[2];
2299
2300         s32 offset[4];
2301         u8 core;
2302         u8 rail;
2303
2304         u16 clip_state[2];
2305         u16 clip_off[2] = { 0xFFFF, 0xFFFF };
2306         s32 results_min[4] = { };
2307         u8 vcm_final[4] = { };
2308         s32 results[4][4] = { };
2309         s32 miniq[4][2] = { };
2310
2311         if (type == N_RSSI_NB) {
2312                 code = 0;
2313                 val = 6;
2314         } else if (type == N_RSSI_W1 || type == N_RSSI_W2) {
2315                 code = 25;
2316                 val = 4;
2317         } else {
2318                 B43_WARN_ON(1);
2319                 return;
2320         }
2321
2322         class = b43_nphy_classifier(dev, 0, 0);
2323         b43_nphy_classifier(dev, 7, 4);
2324         b43_nphy_read_clip_detection(dev, clip_state);
2325         b43_nphy_write_clip_detection(dev, clip_off);
2326
2327         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
2328                 override = 0x140;
2329         else
2330                 override = 0x110;
2331
2332         regs_save_phy[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2333         regs_save_radio[0] = b43_radio_read(dev, B2055_C1_PD_RXTX);
2334         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, override);
2335         b43_radio_write(dev, B2055_C1_PD_RXTX, val);
2336
2337         regs_save_phy[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2338         regs_save_radio[1] = b43_radio_read(dev, B2055_C2_PD_RXTX);
2339         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, override);
2340         b43_radio_write(dev, B2055_C2_PD_RXTX, val);
2341
2342         state[0] = b43_radio_read(dev, B2055_C1_PD_RSSIMISC) & 0x07;
2343         state[1] = b43_radio_read(dev, B2055_C2_PD_RSSIMISC) & 0x07;
2344         b43_radio_mask(dev, B2055_C1_PD_RSSIMISC, 0xF8);
2345         b43_radio_mask(dev, B2055_C2_PD_RSSIMISC, 0xF8);
2346         state[2] = b43_radio_read(dev, B2055_C1_SP_RSSI) & 0x07;
2347         state[3] = b43_radio_read(dev, B2055_C2_SP_RSSI) & 0x07;
2348
2349         b43_nphy_rssi_select(dev, 5, type);
2350         b43_nphy_scale_offset_rssi(dev, 0, 0, 5, N_RAIL_I, type);
2351         b43_nphy_scale_offset_rssi(dev, 0, 0, 5, N_RAIL_Q, type);
2352
2353         for (vcm = 0; vcm < 4; vcm++) {
2354                 u8 tmp[4];
2355                 for (j = 0; j < 4; j++)
2356                         tmp[j] = vcm;
2357                 if (type != N_RSSI_W2)
2358                         b43_nphy_set_rssi_2055_vcm(dev, type, tmp);
2359                 b43_nphy_poll_rssi(dev, type, results[vcm], 8);
2360                 if (type == N_RSSI_W1 || type == N_RSSI_W2)
2361                         for (j = 0; j < 2; j++)
2362                                 miniq[vcm][j] = min(results[vcm][2 * j],
2363                                                     results[vcm][2 * j + 1]);
2364         }
2365
2366         for (i = 0; i < 4; i++) {
2367                 s32 mind = 0x100000;
2368                 u8 minvcm = 0;
2369                 s32 minpoll = 249;
2370                 s32 currd;
2371                 for (vcm = 0; vcm < 4; vcm++) {
2372                         if (type == N_RSSI_NB)
2373                                 currd = abs(results[vcm][i] - code * 8);
2374                         else
2375                                 currd = abs(miniq[vcm][i / 2] - code * 8);
2376
2377                         if (currd < mind) {
2378                                 mind = currd;
2379                                 minvcm = vcm;
2380                         }
2381
2382                         if (results[vcm][i] < minpoll)
2383                                 minpoll = results[vcm][i];
2384                 }
2385                 results_min[i] = minpoll;
2386                 vcm_final[i] = minvcm;
2387         }
2388
2389         if (type != N_RSSI_W2)
2390                 b43_nphy_set_rssi_2055_vcm(dev, type, vcm_final);
2391
2392         for (i = 0; i < 4; i++) {
2393                 offset[i] = (code * 8) - results[vcm_final[i]][i];
2394
2395                 if (offset[i] < 0)
2396                         offset[i] = -((abs(offset[i]) + 4) / 8);
2397                 else
2398                         offset[i] = (offset[i] + 4) / 8;
2399
2400                 if (results_min[i] == 248)
2401                         offset[i] = code - 32;
2402
2403                 core = (i / 2) ? 2 : 1;
2404                 rail = (i % 2) ? N_RAIL_Q : N_RAIL_I;
2405
2406                 b43_nphy_scale_offset_rssi(dev, 0, offset[i], core, rail,
2407                                                 type);
2408         }
2409
2410         b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[0]);
2411         b43_radio_maskset(dev, B2055_C2_PD_RSSIMISC, 0xF8, state[1]);
2412
2413         switch (state[2]) {
2414         case 1:
2415                 b43_nphy_rssi_select(dev, 1, N_RSSI_NB);
2416                 break;
2417         case 4:
2418                 b43_nphy_rssi_select(dev, 1, N_RSSI_W1);
2419                 break;
2420         case 2:
2421                 b43_nphy_rssi_select(dev, 1, N_RSSI_W2);
2422                 break;
2423         default:
2424                 b43_nphy_rssi_select(dev, 1, N_RSSI_W2);
2425                 break;
2426         }
2427
2428         switch (state[3]) {
2429         case 1:
2430                 b43_nphy_rssi_select(dev, 2, N_RSSI_NB);
2431                 break;
2432         case 4:
2433                 b43_nphy_rssi_select(dev, 2, N_RSSI_W1);
2434                 break;
2435         default:
2436                 b43_nphy_rssi_select(dev, 2, N_RSSI_W2);
2437                 break;
2438         }
2439
2440         b43_nphy_rssi_select(dev, 0, type);
2441
2442         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs_save_phy[0]);
2443         b43_radio_write(dev, B2055_C1_PD_RXTX, regs_save_radio[0]);
2444         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs_save_phy[1]);
2445         b43_radio_write(dev, B2055_C2_PD_RXTX, regs_save_radio[1]);
2446
2447         b43_nphy_classifier(dev, 7, class);
2448         b43_nphy_write_clip_detection(dev, clip_state);
2449         /* Specs don't say about reset here, but it makes wl and b43 dumps
2450            identical, it really seems wl performs this */
2451         b43_nphy_reset_cca(dev);
2452 }
2453
2454 /*
2455  * RSSI Calibration
2456  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal
2457  */
2458 static void b43_nphy_rssi_cal(struct b43_wldev *dev)
2459 {
2460         if (dev->phy.rev >= 19) {
2461                 /* TODO */
2462         } else if (dev->phy.rev >= 3) {
2463                 b43_nphy_rev3_rssi_cal(dev);
2464         } else {
2465                 b43_nphy_rev2_rssi_cal(dev, N_RSSI_NB);
2466                 b43_nphy_rev2_rssi_cal(dev, N_RSSI_W1);
2467                 b43_nphy_rev2_rssi_cal(dev, N_RSSI_W2);
2468         }
2469 }
2470
2471 /**************************************************
2472  * Workarounds
2473  **************************************************/
2474
2475 static void b43_nphy_gain_ctl_workarounds_rev19(struct b43_wldev *dev)
2476 {
2477         /* TODO */
2478 }
2479
2480 static void b43_nphy_gain_ctl_workarounds_rev7(struct b43_wldev *dev)
2481 {
2482         struct b43_phy *phy = &dev->phy;
2483
2484         switch (phy->rev) {
2485         /* TODO */
2486         }
2487 }
2488
2489 static void b43_nphy_gain_ctl_workarounds_rev3(struct b43_wldev *dev)
2490 {
2491         struct ssb_sprom *sprom = dev->dev->bus_sprom;
2492
2493         bool ghz5;
2494         bool ext_lna;
2495         u16 rssi_gain;
2496         struct nphy_gain_ctl_workaround_entry *e;
2497         u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
2498         u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
2499
2500         /* Prepare values */
2501         ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL)
2502                 & B43_NPHY_BANDCTL_5GHZ;
2503         ext_lna = ghz5 ? sprom->boardflags_hi & B43_BFH_EXTLNA_5GHZ :
2504                 sprom->boardflags_lo & B43_BFL_EXTLNA;
2505         e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna);
2506         if (ghz5 && dev->phy.rev >= 5)
2507                 rssi_gain = 0x90;
2508         else
2509                 rssi_gain = 0x50;
2510
2511         b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040);
2512
2513         /* Set Clip 2 detect */
2514         b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT);
2515         b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT);
2516
2517         b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC,
2518                         0x17);
2519         b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC,
2520                         0x17);
2521         b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0);
2522         b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0);
2523         b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00);
2524         b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00);
2525         b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN,
2526                         rssi_gain);
2527         b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN,
2528                         rssi_gain);
2529         b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC,
2530                         0x17);
2531         b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC,
2532                         0x17);
2533         b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF);
2534         b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF);
2535
2536         b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain);
2537         b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain);
2538         b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain);
2539         b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain);
2540         b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db);
2541         b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db);
2542         b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits);
2543         b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits);
2544         b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain);
2545         b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain);
2546         b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits);
2547         b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits);
2548
2549         b43_phy_write(dev, B43_NPHY_REV3_C1_INITGAIN_A, e->init_gain);
2550         b43_phy_write(dev, B43_NPHY_REV3_C2_INITGAIN_A, e->init_gain);
2551
2552         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2,
2553                                 e->rfseq_init);
2554
2555         b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_HIGAIN_A, e->cliphi_gain);
2556         b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_HIGAIN_A, e->cliphi_gain);
2557         b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_MEDGAIN_A, e->clipmd_gain);
2558         b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_MEDGAIN_A, e->clipmd_gain);
2559         b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_LOGAIN_A, e->cliplo_gain);
2560         b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_LOGAIN_A, e->cliplo_gain);
2561
2562         b43_phy_maskset(dev, B43_NPHY_CRSMINPOWER0, 0xFF00, e->crsmin);
2563         b43_phy_maskset(dev, B43_NPHY_CRSMINPOWERL0, 0xFF00, e->crsminl);
2564         b43_phy_maskset(dev, B43_NPHY_CRSMINPOWERU0, 0xFF00, e->crsminu);
2565         b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip);
2566         b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip);
2567         b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
2568                         ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip);
2569         b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
2570                         ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip);
2571         b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
2572 }
2573
2574 static void b43_nphy_gain_ctl_workarounds_rev1_2(struct b43_wldev *dev)
2575 {
2576         struct b43_phy_n *nphy = dev->phy.n;
2577
2578         u8 i, j;
2579         u8 code;
2580         u16 tmp;
2581         u8 rfseq_events[3] = { 6, 8, 7 };
2582         u8 rfseq_delays[3] = { 10, 30, 1 };
2583
2584         /* Set Clip 2 detect */
2585         b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT);
2586         b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT);
2587
2588         /* Set narrowband clip threshold */
2589         b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
2590         b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
2591
2592         if (!b43_is_40mhz(dev)) {
2593                 /* Set dwell lengths */
2594                 b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
2595                 b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
2596                 b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
2597                 b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009);
2598         }
2599
2600         /* Set wideband clip 2 threshold */
2601         b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
2602                         ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, 21);
2603         b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
2604                         ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, 21);
2605
2606         if (!b43_is_40mhz(dev)) {
2607                 b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
2608                         ~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
2609                 b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
2610                         ~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1);
2611                 b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI,
2612                         ~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1);
2613                 b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI,
2614                         ~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1);
2615         }
2616
2617         b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
2618
2619         if (nphy->gain_boost) {
2620                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ &&
2621                     b43_is_40mhz(dev))
2622                         code = 4;
2623                 else
2624                         code = 5;
2625         } else {
2626                 code = b43_is_40mhz(dev) ? 6 : 7;
2627         }
2628
2629         /* Set HPVGA2 index */
2630         b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN, ~B43_NPHY_C1_INITGAIN_HPVGA2,
2631                         code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
2632         b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN, ~B43_NPHY_C2_INITGAIN_HPVGA2,
2633                         code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
2634
2635         b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
2636         /* specs say about 2 loops, but wl does 4 */
2637         for (i = 0; i < 4; i++)
2638                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, (code << 8 | 0x7C));
2639
2640         b43_nphy_adjust_lna_gain_table(dev);
2641
2642         if (nphy->elna_gain_config) {
2643                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808);
2644                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
2645                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2646                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2647                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2648
2649                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08);
2650                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
2651                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2652                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2653                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2654
2655                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
2656                 /* specs say about 2 loops, but wl does 4 */
2657                 for (i = 0; i < 4; i++)
2658                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
2659                                                 (code << 8 | 0x74));
2660         }
2661
2662         if (dev->phy.rev == 2) {
2663                 for (i = 0; i < 4; i++) {
2664                         b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
2665                                         (0x0400 * i) + 0x0020);
2666                         for (j = 0; j < 21; j++) {
2667                                 tmp = j * (i < 2 ? 3 : 1);
2668                                 b43_phy_write(dev,
2669                                         B43_NPHY_TABLE_DATALO, tmp);
2670                         }
2671                 }
2672         }
2673
2674         b43_nphy_set_rf_sequence(dev, 5, rfseq_events, rfseq_delays, 3);
2675         b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
2676                 ~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF,
2677                 0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
2678
2679         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
2680                 b43_phy_maskset(dev, B43_PHY_N(0xC5D), 0xFF80, 4);
2681 }
2682
2683 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */
2684 static void b43_nphy_gain_ctl_workarounds(struct b43_wldev *dev)
2685 {
2686         if (dev->phy.rev >= 19)
2687                 b43_nphy_gain_ctl_workarounds_rev19(dev);
2688         else if (dev->phy.rev >= 7)
2689                 b43_nphy_gain_ctl_workarounds_rev7(dev);
2690         else if (dev->phy.rev >= 3)
2691                 b43_nphy_gain_ctl_workarounds_rev3(dev);
2692         else
2693                 b43_nphy_gain_ctl_workarounds_rev1_2(dev);
2694 }
2695
2696 static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev)
2697 {
2698         struct ssb_sprom *sprom = dev->dev->bus_sprom;
2699         struct b43_phy *phy = &dev->phy;
2700
2701         /* TX to RX */
2702         u8 tx2rx_events[7] = { 4, 3, 5, 2, 1, 8, 31, };
2703         u8 tx2rx_delays[7] = { 8, 4, 4, 4, 4, 6, 1, };
2704         /* RX to TX */
2705         u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3,
2706                                         0x1F };
2707         u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
2708
2709         static const u16 ntab7_15e_16e[] = { 0, 0x10f, 0x10f };
2710         u8 ntab7_138_146[] = { 0x11, 0x11 };
2711         u8 ntab7_133[] = { 0x77, 0x11, 0x11 };
2712
2713         u16 lpf_ofdm_20mhz[2], lpf_ofdm_40mhz[2], lpf_11b[2];
2714         u16 bcap_val;
2715         s16 bcap_val_11b[2], bcap_val_11n_20[2], bcap_val_11n_40[2];
2716         u16 scap_val;
2717         s16 scap_val_11b[2], scap_val_11n_20[2], scap_val_11n_40[2];
2718         bool rccal_ovrd = false;
2719
2720         u16 bias, conv, filt;
2721
2722         u32 noise_tbl[2];
2723
2724         u32 tmp32;
2725         u8 core;
2726
2727         b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125);
2728         b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01b3);
2729         b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105);
2730         b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016e);
2731         b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00cd);
2732         b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020);
2733
2734         if (phy->rev == 7) {
2735                 b43_phy_set(dev, B43_NPHY_FINERX2_CGC, 0x10);
2736                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN0, 0xFF80, 0x0020);
2737                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN0, 0x80FF, 0x2700);
2738                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN1, 0xFF80, 0x002E);
2739                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN1, 0x80FF, 0x3300);
2740                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN2, 0xFF80, 0x0037);
2741                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN2, 0x80FF, 0x3A00);
2742                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN3, 0xFF80, 0x003C);
2743                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN3, 0x80FF, 0x3E00);
2744                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN4, 0xFF80, 0x003E);
2745                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN4, 0x80FF, 0x3F00);
2746                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN5, 0xFF80, 0x0040);
2747                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN5, 0x80FF, 0x4000);
2748                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN6, 0xFF80, 0x0040);
2749                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN6, 0x80FF, 0x4000);
2750                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN7, 0xFF80, 0x0040);
2751                 b43_phy_maskset(dev, B43_NPHY_FREQGAIN7, 0x80FF, 0x4000);
2752         }
2753
2754         if (phy->rev >= 16) {
2755                 b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x7ff);
2756                 b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x7ff);
2757         } else if (phy->rev <= 8) {
2758                 b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x1B0);
2759                 b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x1B0);
2760         }
2761
2762         if (phy->rev >= 16)
2763                 b43_phy_maskset(dev, B43_NPHY_TXTAILCNT, ~0xFF, 0xa0);
2764         else if (phy->rev >= 8)
2765                 b43_phy_maskset(dev, B43_NPHY_TXTAILCNT, ~0xFF, 0x72);
2766
2767         b43_ntab_write(dev, B43_NTAB16(8, 0x00), 2);
2768         b43_ntab_write(dev, B43_NTAB16(8, 0x10), 2);
2769         tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0));
2770         tmp32 &= 0xffffff;
2771         b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32);
2772         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x15d), 3, ntab7_15e_16e);
2773         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x16d), 3, ntab7_15e_16e);
2774
2775         b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays,
2776                                  ARRAY_SIZE(tx2rx_events));
2777         if (b43_nphy_ipa(dev))
2778                 b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa,
2779                                 rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa));
2780
2781         b43_phy_maskset(dev, B43_NPHY_EPS_OVERRIDEI_0, 0x3FFF, 0x4000);
2782         b43_phy_maskset(dev, B43_NPHY_EPS_OVERRIDEI_1, 0x3FFF, 0x4000);
2783
2784         for (core = 0; core < 2; core++) {
2785                 lpf_ofdm_20mhz[core] = b43_nphy_read_lpf_ctl(dev, 0x154 + core * 0x10);
2786                 lpf_ofdm_40mhz[core] = b43_nphy_read_lpf_ctl(dev, 0x159 + core * 0x10);
2787                 lpf_11b[core] = b43_nphy_read_lpf_ctl(dev, 0x152 + core * 0x10);
2788         }
2789
2790         bcap_val = b43_radio_read(dev, R2057_RCCAL_BCAP_VAL);
2791         scap_val = b43_radio_read(dev, R2057_RCCAL_SCAP_VAL);
2792
2793         if (b43_nphy_ipa(dev)) {
2794                 bool ghz2 = b43_current_band(dev->wl) == NL80211_BAND_2GHZ;
2795
2796                 switch (phy->radio_rev) {
2797                 case 5:
2798                         /* Check radio version (to be 0) by PHY rev for now */
2799                         if (phy->rev == 8 && b43_is_40mhz(dev)) {
2800                                 for (core = 0; core < 2; core++) {
2801                                         scap_val_11b[core] = scap_val;
2802                                         bcap_val_11b[core] = bcap_val;
2803                                         scap_val_11n_20[core] = scap_val;
2804                                         bcap_val_11n_20[core] = bcap_val;
2805                                         scap_val_11n_40[core] = 0xc;
2806                                         bcap_val_11n_40[core] = 0xc;
2807                                 }
2808
2809                                 rccal_ovrd = true;
2810                         }
2811                         if (phy->rev == 9) {
2812                                 /* TODO: Radio version 1 (e.g. BCM5357B0) */
2813                         }
2814                         break;
2815                 case 7:
2816                 case 8:
2817                         for (core = 0; core < 2; core++) {
2818                                 scap_val_11b[core] = scap_val;
2819                                 bcap_val_11b[core] = bcap_val;
2820                                 lpf_ofdm_20mhz[core] = 4;
2821                                 lpf_11b[core] = 1;
2822                                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2823                                         scap_val_11n_20[core] = 0xc;
2824                                         bcap_val_11n_20[core] = 0xc;
2825                                         scap_val_11n_40[core] = 0xa;
2826                                         bcap_val_11n_40[core] = 0xa;
2827                                 } else {
2828                                         scap_val_11n_20[core] = 0x14;
2829                                         bcap_val_11n_20[core] = 0x14;
2830                                         scap_val_11n_40[core] = 0xf;
2831                                         bcap_val_11n_40[core] = 0xf;
2832                                 }
2833                         }
2834
2835                         rccal_ovrd = true;
2836                         break;
2837                 case 9:
2838                         for (core = 0; core < 2; core++) {
2839                                 bcap_val_11b[core] = bcap_val;
2840                                 scap_val_11b[core] = scap_val;
2841                                 lpf_11b[core] = 1;
2842
2843                                 if (ghz2) {
2844                                         bcap_val_11n_20[core] = bcap_val + 13;
2845                                         scap_val_11n_20[core] = scap_val + 15;
2846                                 } else {
2847                                         bcap_val_11n_20[core] = bcap_val + 14;
2848                                         scap_val_11n_20[core] = scap_val + 15;
2849                                 }
2850                                 lpf_ofdm_20mhz[core] = 4;
2851
2852                                 if (ghz2) {
2853                                         bcap_val_11n_40[core] = bcap_val - 7;
2854                                         scap_val_11n_40[core] = scap_val - 5;
2855                                 } else {
2856                                         bcap_val_11n_40[core] = bcap_val + 2;
2857                                         scap_val_11n_40[core] = scap_val + 4;
2858                                 }
2859                                 lpf_ofdm_40mhz[core] = 4;
2860                         }
2861
2862                         rccal_ovrd = true;
2863                         break;
2864                 case 14:
2865                         for (core = 0; core < 2; core++) {
2866                                 bcap_val_11b[core] = bcap_val;
2867                                 scap_val_11b[core] = scap_val;
2868                                 lpf_11b[core] = 1;
2869                         }
2870
2871                         bcap_val_11n_20[0] = bcap_val + 20;
2872                         scap_val_11n_20[0] = scap_val + 20;
2873                         lpf_ofdm_20mhz[0] = 3;
2874
2875                         bcap_val_11n_20[1] = bcap_val + 16;
2876                         scap_val_11n_20[1] = scap_val + 16;
2877                         lpf_ofdm_20mhz[1] = 3;
2878
2879                         bcap_val_11n_40[0] = bcap_val + 20;
2880                         scap_val_11n_40[0] = scap_val + 20;
2881                         lpf_ofdm_40mhz[0] = 4;
2882
2883                         bcap_val_11n_40[1] = bcap_val + 10;
2884                         scap_val_11n_40[1] = scap_val + 10;
2885                         lpf_ofdm_40mhz[1] = 4;
2886
2887                         rccal_ovrd = true;
2888                         break;
2889                 }
2890         } else {
2891                 if (phy->radio_rev == 5) {
2892                         for (core = 0; core < 2; core++) {
2893                                 lpf_ofdm_20mhz[core] = 1;
2894                                 lpf_ofdm_40mhz[core] = 3;
2895                                 scap_val_11b[core] = scap_val;
2896                                 bcap_val_11b[core] = bcap_val;
2897                                 scap_val_11n_20[core] = 0x11;
2898                                 scap_val_11n_40[core] = 0x11;
2899                                 bcap_val_11n_20[core] = 0x13;
2900                                 bcap_val_11n_40[core] = 0x13;
2901                         }
2902
2903                         rccal_ovrd = true;
2904                 }
2905         }
2906         if (rccal_ovrd) {
2907                 u16 rx2tx_lut_20_11b[2], rx2tx_lut_20_11n[2], rx2tx_lut_40_11n[2];
2908                 u8 rx2tx_lut_extra = 1;
2909
2910                 for (core = 0; core < 2; core++) {
2911                         bcap_val_11b[core] = clamp_val(bcap_val_11b[core], 0, 0x1f);
2912                         scap_val_11b[core] = clamp_val(scap_val_11b[core], 0, 0x1f);
2913                         bcap_val_11n_20[core] = clamp_val(bcap_val_11n_20[core], 0, 0x1f);
2914                         scap_val_11n_20[core] = clamp_val(scap_val_11n_20[core], 0, 0x1f);
2915                         bcap_val_11n_40[core] = clamp_val(bcap_val_11n_40[core], 0, 0x1f);
2916                         scap_val_11n_40[core] = clamp_val(scap_val_11n_40[core], 0, 0x1f);
2917
2918                         rx2tx_lut_20_11b[core] = (rx2tx_lut_extra << 13) |
2919                                                  (bcap_val_11b[core] << 8) |
2920                                                  (scap_val_11b[core] << 3) |
2921                                                  lpf_11b[core];
2922                         rx2tx_lut_20_11n[core] = (rx2tx_lut_extra << 13) |
2923                                                  (bcap_val_11n_20[core] << 8) |
2924                                                  (scap_val_11n_20[core] << 3) |
2925                                                  lpf_ofdm_20mhz[core];
2926                         rx2tx_lut_40_11n[core] = (rx2tx_lut_extra << 13) |
2927                                                  (bcap_val_11n_40[core] << 8) |
2928                                                  (scap_val_11n_40[core] << 3) |
2929                                                  lpf_ofdm_40mhz[core];
2930                 }
2931
2932                 for (core = 0; core < 2; core++) {
2933                         b43_ntab_write(dev, B43_NTAB16(7, 0x152 + core * 16),
2934                                        rx2tx_lut_20_11b[core]);
2935                         b43_ntab_write(dev, B43_NTAB16(7, 0x153 + core * 16),
2936                                        rx2tx_lut_20_11n[core]);
2937                         b43_ntab_write(dev, B43_NTAB16(7, 0x154 + core * 16),
2938                                        rx2tx_lut_20_11n[core]);
2939                         b43_ntab_write(dev, B43_NTAB16(7, 0x155 + core * 16),
2940                                        rx2tx_lut_40_11n[core]);
2941                         b43_ntab_write(dev, B43_NTAB16(7, 0x156 + core * 16),
2942                                        rx2tx_lut_40_11n[core]);
2943                         b43_ntab_write(dev, B43_NTAB16(7, 0x157 + core * 16),
2944                                        rx2tx_lut_40_11n[core]);
2945                         b43_ntab_write(dev, B43_NTAB16(7, 0x158 + core * 16),
2946                                        rx2tx_lut_40_11n[core]);
2947                         b43_ntab_write(dev, B43_NTAB16(7, 0x159 + core * 16),
2948                                        rx2tx_lut_40_11n[core]);
2949                 }
2950         }
2951
2952         b43_phy_write(dev, 0x32F, 0x3);
2953
2954         if (phy->radio_rev == 4 || phy->radio_rev == 6)
2955                 b43_nphy_rf_ctl_override_rev7(dev, 4, 1, 3, false, 0);
2956
2957         if (phy->radio_rev == 3 || phy->radio_rev == 4 || phy->radio_rev == 6) {
2958                 if (sprom->revision &&
2959                     sprom->boardflags2_hi & B43_BFH2_IPALVLSHIFT_3P3) {
2960                         b43_radio_write(dev, 0x5, 0x05);
2961                         b43_radio_write(dev, 0x6, 0x30);
2962                         b43_radio_write(dev, 0x7, 0x00);
2963                         b43_radio_set(dev, 0x4f, 0x1);
2964                         b43_radio_set(dev, 0xd4, 0x1);
2965                         bias = 0x1f;
2966                         conv = 0x6f;
2967                         filt = 0xaa;
2968                 } else {
2969                         bias = 0x2b;
2970                         conv = 0x7f;
2971                         filt = 0xee;
2972                 }
2973                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2974                         for (core = 0; core < 2; core++) {
2975                                 if (core == 0) {
2976                                         b43_radio_write(dev, 0x5F, bias);
2977                                         b43_radio_write(dev, 0x64, conv);
2978                                         b43_radio_write(dev, 0x66, filt);
2979                                 } else {
2980                                         b43_radio_write(dev, 0xE8, bias);
2981                                         b43_radio_write(dev, 0xE9, conv);
2982                                         b43_radio_write(dev, 0xEB, filt);
2983                                 }
2984                         }
2985                 }
2986         }
2987
2988         if (b43_nphy_ipa(dev)) {
2989                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2990                         if (phy->radio_rev == 3 || phy->radio_rev == 4 ||
2991                             phy->radio_rev == 6) {
2992                                 for (core = 0; core < 2; core++) {
2993                                         if (core == 0)
2994                                                 b43_radio_write(dev, 0x51,
2995                                                                 0x7f);
2996                                         else
2997                                                 b43_radio_write(dev, 0xd6,
2998                                                                 0x7f);
2999                                 }
3000                         }
3001                         switch (phy->radio_rev) {
3002                         case 3:
3003                                 for (core = 0; core < 2; core++) {
3004                                         if (core == 0) {
3005                                                 b43_radio_write(dev, 0x64,
3006                                                                 0x13);
3007                                                 b43_radio_write(dev, 0x5F,
3008                                                                 0x1F);
3009                                                 b43_radio_write(dev, 0x66,
3010                                                                 0xEE);
3011                                                 b43_radio_write(dev, 0x59,
3012                                                                 0x8A);
3013                                                 b43_radio_write(dev, 0x80,
3014                                                                 0x3E);
3015                                         } else {
3016                                                 b43_radio_write(dev, 0x69,
3017                                                                 0x13);
3018                                                 b43_radio_write(dev, 0xE8,
3019                                                                 0x1F);
3020                                                 b43_radio_write(dev, 0xEB,
3021                                                                 0xEE);
3022                                                 b43_radio_write(dev, 0xDE,
3023                                                                 0x8A);
3024                                                 b43_radio_write(dev, 0x105,
3025                                                                 0x3E);
3026                                         }
3027                                 }
3028                                 break;
3029                         case 7:
3030                         case 8:
3031                                 if (!b43_is_40mhz(dev)) {
3032                                         b43_radio_write(dev, 0x5F, 0x14);
3033                                         b43_radio_write(dev, 0xE8, 0x12);
3034                                 } else {
3035                                         b43_radio_write(dev, 0x5F, 0x16);
3036                                         b43_radio_write(dev, 0xE8, 0x16);
3037                                 }
3038                                 break;
3039                         case 14:
3040                                 for (core = 0; core < 2; core++) {
3041                                         int o = core ? 0x85 : 0;
3042
3043                                         b43_radio_write(dev, o + R2057_IPA2G_CASCONV_CORE0, 0x13);
3044                                         b43_radio_write(dev, o + R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, 0x21);
3045                                         b43_radio_write(dev, o + R2057_IPA2G_BIAS_FILTER_CORE0, 0xff);
3046                                         b43_radio_write(dev, o + R2057_PAD2G_IDACS_CORE0, 0x88);
3047                                         b43_radio_write(dev, o + R2057_PAD2G_TUNE_PUS_CORE0, 0x23);
3048                                         b43_radio_write(dev, o + R2057_IPA2G_IMAIN_CORE0, 0x16);
3049                                         b43_radio_write(dev, o + R2057_PAD_BIAS_FILTER_BWS_CORE0, 0x3e);
3050                                         b43_radio_write(dev, o + R2057_BACKUP1_CORE0, 0x10);
3051                                 }
3052                                 break;
3053                         }
3054                 } else {
3055                         u16 freq = phy->chandef->chan->center_freq;
3056                         if ((freq >= 5180 && freq <= 5230) ||
3057                             (freq >= 5745 && freq <= 5805)) {
3058                                 b43_radio_write(dev, 0x7D, 0xFF);
3059                                 b43_radio_write(dev, 0xFE, 0xFF);
3060                         }
3061                 }
3062         } else {
3063                 if (phy->radio_rev != 5) {
3064                         for (core = 0; core < 2; core++) {
3065                                 if (core == 0) {
3066                                         b43_radio_write(dev, 0x5c, 0x61);
3067                                         b43_radio_write(dev, 0x51, 0x70);
3068                                 } else {
3069                                         b43_radio_write(dev, 0xe1, 0x61);
3070                                         b43_radio_write(dev, 0xd6, 0x70);
3071                                 }
3072                         }
3073                 }
3074         }
3075
3076         if (phy->radio_rev == 4) {
3077                 b43_ntab_write(dev, B43_NTAB16(8, 0x05), 0x20);
3078                 b43_ntab_write(dev, B43_NTAB16(8, 0x15), 0x20);
3079                 for (core = 0; core < 2; core++) {
3080                         if (core == 0) {
3081                                 b43_radio_write(dev, 0x1a1, 0x00);
3082                                 b43_radio_write(dev, 0x1a2, 0x3f);
3083                                 b43_radio_write(dev, 0x1a6, 0x3f);
3084                         } else {
3085                                 b43_radio_write(dev, 0x1a7, 0x00);
3086                                 b43_radio_write(dev, 0x1ab, 0x3f);
3087                                 b43_radio_write(dev, 0x1ac, 0x3f);
3088                         }
3089                 }
3090         } else {
3091                 b43_phy_set(dev, B43_NPHY_AFECTL_C1, 0x4);
3092                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x4);
3093                 b43_phy_set(dev, B43_NPHY_AFECTL_C2, 0x4);
3094                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4);
3095
3096                 b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x1);
3097                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x1);
3098                 b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x1);
3099                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x1);
3100                 b43_ntab_write(dev, B43_NTAB16(8, 0x05), 0);
3101                 b43_ntab_write(dev, B43_NTAB16(8, 0x15), 0);
3102
3103                 b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x4);
3104                 b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x4);
3105                 b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x4);
3106                 b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4);
3107         }
3108
3109         b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, 0x2);
3110
3111         b43_ntab_write(dev, B43_NTAB32(16, 0x100), 20);
3112         b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x138), 2, ntab7_138_146);
3113         b43_ntab_write(dev, B43_NTAB16(7, 0x141), 0x77);
3114         b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x133), 3, ntab7_133);
3115         b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x146), 2, ntab7_138_146);
3116         b43_ntab_write(dev, B43_NTAB16(7, 0x123), 0x77);
3117         b43_ntab_write(dev, B43_NTAB16(7, 0x12A), 0x77);
3118
3119         b43_ntab_read_bulk(dev, B43_NTAB32(16, 0x02), 1, noise_tbl);
3120         noise_tbl[1] = b43_is_40mhz(dev) ? 0x14D : 0x18D;
3121         b43_ntab_write_bulk(dev, B43_NTAB32(16, 0x02), 2, noise_tbl);
3122
3123         b43_ntab_read_bulk(dev, B43_NTAB32(16, 0x7E), 1, noise_tbl);
3124         noise_tbl[1] = b43_is_40mhz(dev) ? 0x14D : 0x18D;
3125         b43_ntab_write_bulk(dev, B43_NTAB32(16, 0x7E), 2, noise_tbl);
3126
3127         b43_nphy_gain_ctl_workarounds(dev);
3128
3129         /* TODO
3130         b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4,
3131                             aux_adc_vmid_rev7_core0);
3132         b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4,
3133                             aux_adc_vmid_rev7_core1);
3134         b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0C), 4,
3135                             aux_adc_gain_rev7);
3136         b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1C), 4,
3137                             aux_adc_gain_rev7);
3138         */
3139 }
3140
3141 static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev)
3142 {
3143         struct b43_phy_n *nphy = dev->phy.n;
3144         struct ssb_sprom *sprom = dev->dev->bus_sprom;
3145
3146         /* TX to RX */
3147         u8 tx2rx_events[7] = { 0x4, 0x3, 0x5, 0x2, 0x1, 0x8, 0x1F };
3148         u8 tx2rx_delays[7] = { 8, 4, 4, 4, 4, 6, 1 };
3149         /* RX to TX */
3150         u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3,
3151                                         0x1F };
3152         u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
3153         u8 rx2tx_events[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0x3, 0x4, 0x1F };
3154         u8 rx2tx_delays[9] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 };
3155
3156         u16 vmids[5][4] = {
3157                 { 0xa2, 0xb4, 0xb4, 0x89, }, /* 0 */
3158                 { 0xb4, 0xb4, 0xb4, 0x24, }, /* 1 */
3159                 { 0xa2, 0xb4, 0xb4, 0x74, }, /* 2 */
3160                 { 0xa2, 0xb4, 0xb4, 0x270, }, /* 3 */
3161                 { 0xa2, 0xb4, 0xb4, 0x00, }, /* 4 and 5 */
3162         };
3163         u16 gains[5][4] = {
3164                 { 0x02, 0x02, 0x02, 0x00, }, /* 0 */
3165                 { 0x02, 0x02, 0x02, 0x02, }, /* 1 */
3166                 { 0x02, 0x02, 0x02, 0x04, }, /* 2 */
3167                 { 0x02, 0x02, 0x02, 0x00, }, /* 3 */
3168                 { 0x02, 0x02, 0x02, 0x00, }, /* 4 and 5 */
3169         };
3170         u16 *vmid, *gain;
3171
3172         u8 pdet_range;
3173         u16 tmp16;
3174         u32 tmp32;
3175
3176         b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x1f8);
3177         b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x1f8);
3178
3179         tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0));
3180         tmp32 &= 0xffffff;
3181         b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32);
3182
3183         b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125);
3184         b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01B3);
3185         b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105);
3186         b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016E);
3187         b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00CD);
3188         b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020);
3189
3190         b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_LOGAIN_B, 0x000C);
3191         b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_LOGAIN_B, 0x000C);
3192
3193         /* TX to RX */
3194         b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays,
3195                                  ARRAY_SIZE(tx2rx_events));
3196
3197         /* RX to TX */
3198         if (b43_nphy_ipa(dev))
3199                 b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa,
3200                                 rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa));
3201         if (nphy->hw_phyrxchain != 3 &&
3202             nphy->hw_phyrxchain != nphy->hw_phytxchain) {
3203                 if (b43_nphy_ipa(dev)) {
3204                         rx2tx_delays[5] = 59;
3205                         rx2tx_delays[6] = 1;
3206                         rx2tx_events[7] = 0x1F;
3207                 }
3208                 b43_nphy_set_rf_sequence(dev, 0, rx2tx_events, rx2tx_delays,
3209                                          ARRAY_SIZE(rx2tx_events));
3210         }
3211
3212         tmp16 = (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) ?
3213                 0x2 : 0x9C40;
3214         b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, tmp16);
3215
3216         b43_phy_maskset(dev, B43_NPHY_SGILTRNOFFSET, 0xF0FF, 0x0700);
3217
3218         if (!b43_is_40mhz(dev)) {
3219                 b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D);
3220                 b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D);
3221         } else {
3222                 b43_ntab_write(dev, B43_NTAB32(16, 3), 0x14D);
3223                 b43_ntab_write(dev, B43_NTAB32(16, 127), 0x14D);
3224         }
3225
3226         b43_nphy_gain_ctl_workarounds(dev);
3227
3228         b43_ntab_write(dev, B43_NTAB16(8, 0), 2);
3229         b43_ntab_write(dev, B43_NTAB16(8, 16), 2);
3230
3231         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3232                 pdet_range = sprom->fem.ghz2.pdet_range;
3233         else
3234                 pdet_range = sprom->fem.ghz5.pdet_range;
3235         vmid = vmids[min_t(u16, pdet_range, 4)];
3236         gain = gains[min_t(u16, pdet_range, 4)];
3237         switch (pdet_range) {
3238         case 3:
3239                 if (!(dev->phy.rev >= 4 &&
3240                       b43_current_band(dev->wl) == NL80211_BAND_2GHZ))
3241                         break;
3242                 /* FALL THROUGH */
3243         case 0:
3244         case 1:
3245                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3246                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3247                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3248                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3249                 break;
3250         case 2:
3251                 if (dev->phy.rev >= 6) {
3252                         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3253                                 vmid[3] = 0x94;
3254                         else
3255                                 vmid[3] = 0x8e;
3256                         gain[3] = 3;
3257                 } else if (dev->phy.rev == 5) {
3258                         vmid[3] = 0x84;
3259                         gain[3] = 2;
3260                 }
3261                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3262                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3263                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3264                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3265                 break;
3266         case 4:
3267         case 5:
3268                 if (b43_current_band(dev->wl) != NL80211_BAND_2GHZ) {
3269                         if (pdet_range == 4) {
3270                                 vmid[3] = 0x8e;
3271                                 tmp16 = 0x96;
3272                                 gain[3] = 0x2;
3273                         } else {
3274                                 vmid[3] = 0x89;
3275                                 tmp16 = 0x89;
3276                                 gain[3] = 0;
3277                         }
3278                 } else {
3279                         if (pdet_range == 4) {
3280                                 vmid[3] = 0x89;
3281                                 tmp16 = 0x8b;
3282                                 gain[3] = 0x2;
3283                         } else {
3284                                 vmid[3] = 0x74;
3285                                 tmp16 = 0x70;
3286                                 gain[3] = 0;
3287                         }
3288                 }
3289                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3290                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3291                 vmid[3] = tmp16;
3292                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3293                 b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3294                 break;
3295         }
3296
3297         b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_MAST_BIAS, 0x00);
3298         b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_MAST_BIAS, 0x00);
3299         b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
3300         b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
3301         b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_AUX, 0x07);
3302         b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_AUX, 0x07);
3303         b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_LOB_BIAS, 0x88);
3304         b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_LOB_BIAS, 0x88);
3305         b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_CMFB_IDAC, 0x00);
3306         b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_CMFB_IDAC, 0x00);
3307         b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
3308         b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
3309
3310         /* N PHY WAR TX Chain Update with hw_phytxchain as argument */
3311
3312         if ((sprom->boardflags2_lo & B43_BFL2_APLL_WAR &&
3313              b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ||
3314             (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR &&
3315              b43_current_band(dev->wl) == NL80211_BAND_2GHZ))
3316                 tmp32 = 0x00088888;
3317         else
3318                 tmp32 = 0x88888888;
3319         b43_ntab_write(dev, B43_NTAB32(30, 1), tmp32);
3320         b43_ntab_write(dev, B43_NTAB32(30, 2), tmp32);
3321         b43_ntab_write(dev, B43_NTAB32(30, 3), tmp32);
3322
3323         if (dev->phy.rev == 4 &&
3324             b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
3325                 b43_radio_write(dev, B2056_TX0 | B2056_TX_GMBB_IDAC,
3326                                 0x70);
3327                 b43_radio_write(dev, B2056_TX1 | B2056_TX_GMBB_IDAC,
3328                                 0x70);
3329         }
3330
3331         /* Dropped probably-always-true condition */
3332         b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH0, 0x03eb);
3333         b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH1, 0x03eb);
3334         b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH0, 0x0341);
3335         b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH1, 0x0341);
3336         b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH0, 0x042b);
3337         b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH1, 0x042b);
3338         b43_phy_write(dev, B43_NPHY_ED_CRS20LDEASSERTTHRESH0, 0x0381);
3339         b43_phy_write(dev, B43_NPHY_ED_CRS20LDEASSERTTHRESH1, 0x0381);
3340         b43_phy_write(dev, B43_NPHY_ED_CRS20UASSERTTHRESH0, 0x042b);
3341         b43_phy_write(dev, B43_NPHY_ED_CRS20UASSERTTHRESH1, 0x042b);
3342         b43_phy_write(dev, B43_NPHY_ED_CRS20UDEASSERTTHRESH0, 0x0381);
3343         b43_phy_write(dev, B43_NPHY_ED_CRS20UDEASSERTTHRESH1, 0x0381);
3344
3345         if (dev->phy.rev >= 6 && sprom->boardflags2_lo & B43_BFL2_SINGLEANT_CCK)
3346                 ; /* TODO: 0x0080000000000000 HF */
3347 }
3348
3349 static void b43_nphy_workarounds_rev1_2(struct b43_wldev *dev)
3350 {
3351         struct ssb_sprom *sprom = dev->dev->bus_sprom;
3352         struct b43_phy *phy = &dev->phy;
3353         struct b43_phy_n *nphy = phy->n;
3354
3355         u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 };
3356         u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 };
3357
3358         u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 };
3359         u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 };
3360
3361         if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD ||
3362             dev->dev->board_type == BCMA_BOARD_TYPE_BCM943224M93) {
3363                 delays1[0] = 0x1;
3364                 delays1[5] = 0x14;
3365         }
3366
3367         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ &&
3368             nphy->band5g_pwrgain) {
3369                 b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8);
3370                 b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8);
3371         } else {
3372                 b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
3373                 b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8);
3374         }
3375
3376         b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0x000A);
3377         b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0x000A);
3378         if (dev->phy.rev < 3) {
3379                 b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
3380                 b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
3381         }
3382
3383         if (dev->phy.rev < 2) {
3384                 b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0x0000);
3385                 b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0x0000);
3386                 b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
3387                 b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
3388                 b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x0800);
3389                 b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x0800);
3390         }
3391
3392         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
3393         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
3394         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
3395         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
3396
3397         b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
3398         b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
3399
3400         b43_nphy_gain_ctl_workarounds(dev);
3401
3402         if (dev->phy.rev < 2) {
3403                 if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
3404                         b43_hf_write(dev, b43_hf_read(dev) |
3405                                         B43_HF_MLADVW);
3406         } else if (dev->phy.rev == 2) {
3407                 b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0);
3408                 b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0);
3409         }
3410
3411         if (dev->phy.rev < 2)
3412                 b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
3413                                 ~B43_NPHY_SCRAM_SIGCTL_SCM);
3414
3415         /* Set phase track alpha and beta */
3416         b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
3417         b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
3418         b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
3419         b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
3420         b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
3421         b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
3422
3423         if (dev->phy.rev < 3) {
3424                 b43_phy_mask(dev, B43_NPHY_PIL_DW1,
3425                              ~B43_NPHY_PIL_DW_64QAM & 0xFFFF);
3426                 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5);
3427                 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4);
3428                 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00);
3429         }
3430
3431         if (dev->phy.rev == 2)
3432                 b43_phy_set(dev, B43_NPHY_FINERX2_CGC,
3433                                 B43_NPHY_FINERX2_CGC_DECGC);
3434 }
3435
3436 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */
3437 static void b43_nphy_workarounds(struct b43_wldev *dev)
3438 {
3439         struct b43_phy *phy = &dev->phy;
3440         struct b43_phy_n *nphy = phy->n;
3441
3442         if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
3443                 b43_nphy_classifier(dev, 1, 0);
3444         else
3445                 b43_nphy_classifier(dev, 1, 1);
3446
3447         if (nphy->hang_avoid)
3448                 b43_nphy_stay_in_carrier_search(dev, 1);
3449
3450         b43_phy_set(dev, B43_NPHY_IQFLIP,
3451                     B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
3452
3453         /* TODO: rev19+ */
3454         if (dev->phy.rev >= 7)
3455                 b43_nphy_workarounds_rev7plus(dev);
3456         else if (dev->phy.rev >= 3)
3457                 b43_nphy_workarounds_rev3plus(dev);
3458         else
3459                 b43_nphy_workarounds_rev1_2(dev);
3460
3461         if (nphy->hang_avoid)
3462                 b43_nphy_stay_in_carrier_search(dev, 0);
3463 }
3464
3465 /**************************************************
3466  * Tx/Rx common
3467  **************************************************/
3468
3469 /*
3470  * Transmits a known value for LO calibration
3471  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone
3472  */
3473 static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val,
3474                             bool iqmode, bool dac_test, bool modify_bbmult)
3475 {
3476         u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test);
3477         if (samp == 0)
3478                 return -1;
3479         b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test,
3480                              modify_bbmult);
3481         return 0;
3482 }
3483
3484 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Chains */
3485 static void b43_nphy_update_txrx_chain(struct b43_wldev *dev)
3486 {
3487         struct b43_phy_n *nphy = dev->phy.n;
3488
3489         bool override = false;
3490         u16 chain = 0x33;
3491
3492         if (nphy->txrx_chain == 0) {
3493                 chain = 0x11;
3494                 override = true;
3495         } else if (nphy->txrx_chain == 1) {
3496                 chain = 0x22;
3497                 override = true;
3498         }
3499
3500         b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
3501                         ~(B43_NPHY_RFSEQCA_TXEN | B43_NPHY_RFSEQCA_RXEN),
3502                         chain);
3503
3504         if (override)
3505                 b43_phy_set(dev, B43_NPHY_RFSEQMODE,
3506                                 B43_NPHY_RFSEQMODE_CAOVER);
3507         else
3508                 b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
3509                                 ~B43_NPHY_RFSEQMODE_CAOVER);
3510 }
3511
3512 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/stop-playback */
3513 static void b43_nphy_stop_playback(struct b43_wldev *dev)
3514 {
3515         struct b43_phy *phy = &dev->phy;
3516         struct b43_phy_n *nphy = dev->phy.n;
3517         u16 tmp;
3518
3519         if (nphy->hang_avoid)
3520                 b43_nphy_stay_in_carrier_search(dev, 1);
3521
3522         tmp = b43_phy_read(dev, B43_NPHY_SAMP_STAT);
3523         if (tmp & 0x1)
3524                 b43_phy_set(dev, B43_NPHY_SAMP_CMD, B43_NPHY_SAMP_CMD_STOP);
3525         else if (tmp & 0x2)
3526                 b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
3527
3528         b43_phy_mask(dev, B43_NPHY_SAMP_CMD, ~0x0004);
3529
3530         if (nphy->bb_mult_save & 0x80000000) {
3531                 tmp = nphy->bb_mult_save & 0xFFFF;
3532                 b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
3533                 nphy->bb_mult_save = 0;
3534         }
3535
3536         if (phy->rev >= 7 && nphy->lpf_bw_overrode_for_sample_play) {
3537                 if (phy->rev >= 19)
3538                         b43_nphy_rf_ctl_override_rev19(dev, 0x80, 0, 0, true,
3539                                                        1);
3540                 else
3541                         b43_nphy_rf_ctl_override_rev7(dev, 0x80, 0, 0, true, 1);
3542                 nphy->lpf_bw_overrode_for_sample_play = false;
3543         }
3544
3545         if (nphy->hang_avoid)
3546                 b43_nphy_stay_in_carrier_search(dev, 0);
3547 }
3548
3549 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IqCalGainParams */
3550 static void b43_nphy_iq_cal_gain_params(struct b43_wldev *dev, u16 core,
3551                                         struct nphy_txgains target,
3552                                         struct nphy_iqcal_params *params)
3553 {
3554         struct b43_phy *phy = &dev->phy;
3555         int i, j, indx;
3556         u16 gain;
3557
3558         if (dev->phy.rev >= 3) {
3559                 params->tx_lpf = target.tx_lpf[core]; /* Rev 7+ */
3560                 params->txgm = target.txgm[core];
3561                 params->pga = target.pga[core];
3562                 params->pad = target.pad[core];
3563                 params->ipa = target.ipa[core];
3564                 if (phy->rev >= 19) {
3565                         /* TODO */
3566                 } else if (phy->rev >= 7) {
3567                         params->cal_gain = (params->txgm << 12) | (params->pga << 8) | (params->pad << 3) | (params->ipa) | (params->tx_lpf << 15);
3568                 } else {
3569                         params->cal_gain = (params->txgm << 12) | (params->pga << 8) | (params->pad << 4) | (params->ipa);
3570                 }
3571                 for (j = 0; j < 5; j++)
3572                         params->ncorr[j] = 0x79;
3573         } else {
3574                 gain = (target.pad[core]) | (target.pga[core] << 4) |
3575                         (target.txgm[core] << 8);
3576
3577                 indx = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ?
3578                         1 : 0;
3579                 for (i = 0; i < 9; i++)
3580                         if (tbl_iqcal_gainparams[indx][i][0] == gain)
3581                                 break;
3582                 i = min(i, 8);
3583
3584                 params->txgm = tbl_iqcal_gainparams[indx][i][1];
3585                 params->pga = tbl_iqcal_gainparams[indx][i][2];
3586                 params->pad = tbl_iqcal_gainparams[indx][i][3];
3587                 params->cal_gain = (params->txgm << 7) | (params->pga << 4) |
3588                                         (params->pad << 2);
3589                 for (j = 0; j < 4; j++)
3590                         params->ncorr[j] = tbl_iqcal_gainparams[indx][i][4 + j];
3591         }
3592 }
3593
3594 /**************************************************
3595  * Tx and Rx
3596  **************************************************/
3597
3598 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlEnable */
3599 static void b43_nphy_tx_power_ctrl(struct b43_wldev *dev, bool enable)
3600 {
3601         struct b43_phy *phy = &dev->phy;
3602         struct b43_phy_n *nphy = dev->phy.n;
3603         u8 i;
3604         u16 bmask, val, tmp;
3605         enum nl80211_band band = b43_current_band(dev->wl);
3606
3607         if (nphy->hang_avoid)
3608                 b43_nphy_stay_in_carrier_search(dev, 1);
3609
3610         nphy->txpwrctrl = enable;
3611         if (!enable) {
3612                 if (dev->phy.rev >= 3 &&
3613                     (b43_phy_read(dev, B43_NPHY_TXPCTL_CMD) &
3614                      (B43_NPHY_TXPCTL_CMD_COEFF |
3615                       B43_NPHY_TXPCTL_CMD_HWPCTLEN |
3616                       B43_NPHY_TXPCTL_CMD_PCTLEN))) {
3617                         /* We disable enabled TX pwr ctl, save it's state */
3618                         nphy->tx_pwr_idx[0] = b43_phy_read(dev,
3619                                                 B43_NPHY_C1_TXPCTL_STAT) & 0x7f;
3620                         nphy->tx_pwr_idx[1] = b43_phy_read(dev,
3621                                                 B43_NPHY_C2_TXPCTL_STAT) & 0x7f;
3622                 }
3623
3624                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6840);
3625                 for (i = 0; i < 84; i++)
3626                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
3627
3628                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6C40);
3629                 for (i = 0; i < 84; i++)
3630                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
3631
3632                 tmp = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3633                 if (dev->phy.rev >= 3)
3634                         tmp |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3635                 b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD, ~tmp);
3636
3637                 if (dev->phy.rev >= 3) {
3638                         b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
3639                         b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
3640                 } else {
3641                         b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
3642                 }
3643
3644                 if (dev->phy.rev == 2)
3645                         b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
3646                                 ~B43_NPHY_BPHY_CTL3_SCALE, 0x53);
3647                 else if (dev->phy.rev < 2)
3648                         b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
3649                                 ~B43_NPHY_BPHY_CTL3_SCALE, 0x5A);
3650
3651                 if (dev->phy.rev < 2 && b43_is_40mhz(dev))
3652                         b43_hf_write(dev, b43_hf_read(dev) | B43_HF_TSSIRPSMW);
3653         } else {
3654                 b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84,
3655                                     nphy->adj_pwr_tbl);
3656                 b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84,
3657                                     nphy->adj_pwr_tbl);
3658
3659                 bmask = B43_NPHY_TXPCTL_CMD_COEFF |
3660                         B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3661                 /* wl does useless check for "enable" param here */
3662                 val = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3663                 if (dev->phy.rev >= 3) {
3664                         bmask |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3665                         if (val)
3666                                 val |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3667                 }
3668                 b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, ~(bmask), val);
3669
3670                 if (band == NL80211_BAND_5GHZ) {
3671                         if (phy->rev >= 19) {
3672                                 /* TODO */
3673                         } else if (phy->rev >= 7) {
3674                                 b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3675                                                 ~B43_NPHY_TXPCTL_CMD_INIT,
3676                                                 0x32);
3677                                 b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
3678                                                 ~B43_NPHY_TXPCTL_INIT_PIDXI1,
3679                                                 0x32);
3680                         } else {
3681                                 b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3682                                                 ~B43_NPHY_TXPCTL_CMD_INIT,
3683                                                 0x64);
3684                                 if (phy->rev > 1)
3685                                         b43_phy_maskset(dev,
3686                                                         B43_NPHY_TXPCTL_INIT,
3687                                                         ~B43_NPHY_TXPCTL_INIT_PIDXI1,
3688                                                         0x64);
3689                         }
3690                 }
3691
3692                 if (dev->phy.rev >= 3) {
3693                         if (nphy->tx_pwr_idx[0] != 128 &&
3694                             nphy->tx_pwr_idx[1] != 128) {
3695                                 /* Recover TX pwr ctl state */
3696                                 b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3697                                                 ~B43_NPHY_TXPCTL_CMD_INIT,
3698                                                 nphy->tx_pwr_idx[0]);
3699                                 if (dev->phy.rev > 1)
3700                                         b43_phy_maskset(dev,
3701                                                 B43_NPHY_TXPCTL_INIT,
3702                                                 ~0xff, nphy->tx_pwr_idx[1]);
3703                         }
3704                 }
3705
3706                 if (phy->rev >= 7) {
3707                         /* TODO */
3708                 }
3709
3710                 if (dev->phy.rev >= 3) {
3711                         b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x100);
3712                         b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x100);
3713                 } else {
3714                         b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4000);
3715                 }
3716
3717                 if (dev->phy.rev == 2)
3718                         b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x3b);
3719                 else if (dev->phy.rev < 2)
3720                         b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x40);
3721
3722                 if (dev->phy.rev < 2 && b43_is_40mhz(dev))
3723                         b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_TSSIRPSMW);
3724
3725                 if (b43_nphy_ipa(dev)) {
3726                         b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x4);
3727                         b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x4);
3728                 }
3729         }
3730
3731         if (nphy->hang_avoid)
3732                 b43_nphy_stay_in_carrier_search(dev, 0);
3733 }
3734
3735 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrFix */
3736 static void b43_nphy_tx_power_fix(struct b43_wldev *dev)
3737 {
3738         struct b43_phy *phy = &dev->phy;
3739         struct b43_phy_n *nphy = dev->phy.n;
3740         struct ssb_sprom *sprom = dev->dev->bus_sprom;
3741
3742         u8 txpi[2], bbmult, i;
3743         u16 tmp, radio_gain, dac_gain;
3744         u16 freq = phy->chandef->chan->center_freq;
3745         u32 txgain;
3746         /* u32 gaintbl; rev3+ */
3747
3748         if (nphy->hang_avoid)
3749                 b43_nphy_stay_in_carrier_search(dev, 1);
3750
3751         /* TODO: rev19+ */
3752         if (dev->phy.rev >= 7) {
3753                 txpi[0] = txpi[1] = 30;
3754         } else if (dev->phy.rev >= 3) {
3755                 txpi[0] = 40;
3756                 txpi[1] = 40;
3757         } else if (sprom->revision < 4) {
3758                 txpi[0] = 72;
3759                 txpi[1] = 72;
3760         } else {
3761                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3762                         txpi[0] = sprom->txpid2g[0];
3763                         txpi[1] = sprom->txpid2g[1];
3764                 } else if (freq >= 4900 && freq < 5100) {
3765                         txpi[0] = sprom->txpid5gl[0];
3766                         txpi[1] = sprom->txpid5gl[1];
3767                 } else if (freq >= 5100 && freq < 5500) {
3768                         txpi[0] = sprom->txpid5g[0];
3769                         txpi[1] = sprom->txpid5g[1];
3770                 } else if (freq >= 5500) {
3771                         txpi[0] = sprom->txpid5gh[0];
3772                         txpi[1] = sprom->txpid5gh[1];
3773                 } else {
3774                         txpi[0] = 91;
3775                         txpi[1] = 91;
3776                 }
3777         }
3778         if (dev->phy.rev < 7 &&
3779             (txpi[0] < 40 || txpi[0] > 100 || txpi[1] < 40 || txpi[1] > 100))
3780                 txpi[0] = txpi[1] = 91;
3781
3782         /*
3783         for (i = 0; i < 2; i++) {
3784                 nphy->txpwrindex[i].index_internal = txpi[i];
3785                 nphy->txpwrindex[i].index_internal_save = txpi[i];
3786         }
3787         */
3788
3789         for (i = 0; i < 2; i++) {
3790                 const u32 *table = b43_nphy_get_tx_gain_table(dev);
3791
3792                 if (!table)
3793                         break;
3794                 txgain = *(table + txpi[i]);
3795
3796                 if (dev->phy.rev >= 3)
3797                         radio_gain = (txgain >> 16) & 0x1FFFF;
3798                 else
3799                         radio_gain = (txgain >> 16) & 0x1FFF;
3800
3801                 if (dev->phy.rev >= 7)
3802                         dac_gain = (txgain >> 8) & 0x7;
3803                 else
3804                         dac_gain = (txgain >> 8) & 0x3F;
3805                 bbmult = txgain & 0xFF;
3806
3807                 if (dev->phy.rev >= 3) {
3808                         if (i == 0)
3809                                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
3810                         else
3811                                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
3812                 } else {
3813                         b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
3814                 }
3815
3816                 if (i == 0)
3817                         b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN1, dac_gain);
3818                 else
3819                         b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN2, dac_gain);
3820
3821                 b43_ntab_write(dev, B43_NTAB16(0x7, 0x110 + i), radio_gain);
3822
3823                 tmp = b43_ntab_read(dev, B43_NTAB16(0xF, 0x57));
3824                 if (i == 0)
3825                         tmp = (tmp & 0x00FF) | (bbmult << 8);
3826                 else
3827                         tmp = (tmp & 0xFF00) | bbmult;
3828                 b43_ntab_write(dev, B43_NTAB16(0xF, 0x57), tmp);
3829
3830                 if (b43_nphy_ipa(dev)) {
3831                         u32 tmp32;
3832                         u16 reg = (i == 0) ?
3833                                 B43_NPHY_PAPD_EN0 : B43_NPHY_PAPD_EN1;
3834                         tmp32 = b43_ntab_read(dev, B43_NTAB32(26 + i,
3835                                                               576 + txpi[i]));
3836                         b43_phy_maskset(dev, reg, 0xE00F, (u32) tmp32 << 4);
3837                         b43_phy_set(dev, reg, 0x4);
3838                 }
3839         }
3840
3841         b43_phy_mask(dev, B43_NPHY_BPHY_CTL2, ~B43_NPHY_BPHY_CTL2_LUT);
3842
3843         if (nphy->hang_avoid)
3844                 b43_nphy_stay_in_carrier_search(dev, 0);
3845 }
3846
3847 static void b43_nphy_ipa_internal_tssi_setup(struct b43_wldev *dev)
3848 {
3849         struct b43_phy *phy = &dev->phy;
3850
3851         u8 core;
3852         u16 r; /* routing */
3853
3854         if (phy->rev >= 19) {
3855                 /* TODO */
3856         } else if (phy->rev >= 7) {
3857                 for (core = 0; core < 2; core++) {
3858                         r = core ? 0x190 : 0x170;
3859                         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3860                                 b43_radio_write(dev, r + 0x5, 0x5);
3861                                 b43_radio_write(dev, r + 0x9, 0xE);
3862                                 if (phy->rev != 5)
3863                                         b43_radio_write(dev, r + 0xA, 0);
3864                                 if (phy->rev != 7)
3865                                         b43_radio_write(dev, r + 0xB, 1);
3866                                 else
3867                                         b43_radio_write(dev, r + 0xB, 0x31);
3868                         } else {
3869                                 b43_radio_write(dev, r + 0x5, 0x9);
3870                                 b43_radio_write(dev, r + 0x9, 0xC);
3871                                 b43_radio_write(dev, r + 0xB, 0x0);
3872                                 if (phy->rev != 5)
3873                                         b43_radio_write(dev, r + 0xA, 1);
3874                                 else
3875                                         b43_radio_write(dev, r + 0xA, 0x31);
3876                         }
3877                         b43_radio_write(dev, r + 0x6, 0);
3878                         b43_radio_write(dev, r + 0x7, 0);
3879                         b43_radio_write(dev, r + 0x8, 3);
3880                         b43_radio_write(dev, r + 0xC, 0);
3881                 }
3882         } else {
3883                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3884                         b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x128);
3885                 else
3886                         b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x80);
3887                 b43_radio_write(dev, B2056_SYN_RESERVED_ADDR30, 0);
3888                 b43_radio_write(dev, B2056_SYN_GPIO_MASTER1, 0x29);
3889
3890                 for (core = 0; core < 2; core++) {
3891                         r = core ? B2056_TX1 : B2056_TX0;
3892
3893                         b43_radio_write(dev, r | B2056_TX_IQCAL_VCM_HG, 0);
3894                         b43_radio_write(dev, r | B2056_TX_IQCAL_IDAC, 0);
3895                         b43_radio_write(dev, r | B2056_TX_TSSI_VCM, 3);
3896                         b43_radio_write(dev, r | B2056_TX_TX_AMP_DET, 0);
3897                         b43_radio_write(dev, r | B2056_TX_TSSI_MISC1, 8);
3898                         b43_radio_write(dev, r | B2056_TX_TSSI_MISC2, 0);
3899                         b43_radio_write(dev, r | B2056_TX_TSSI_MISC3, 0);
3900                         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3901                                 b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER,
3902                                                 0x5);
3903                                 if (phy->rev != 5)
3904                                         b43_radio_write(dev, r | B2056_TX_TSSIA,
3905                                                         0x00);
3906                                 if (phy->rev >= 5)
3907                                         b43_radio_write(dev, r | B2056_TX_TSSIG,
3908                                                         0x31);
3909                                 else
3910                                         b43_radio_write(dev, r | B2056_TX_TSSIG,
3911                                                         0x11);
3912                                 b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX,
3913                                                 0xE);
3914                         } else {
3915                                 b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER,
3916                                                 0x9);
3917                                 b43_radio_write(dev, r | B2056_TX_TSSIA, 0x31);
3918                                 b43_radio_write(dev, r | B2056_TX_TSSIG, 0x0);
3919                                 b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX,
3920                                                 0xC);
3921                         }
3922                 }
3923         }
3924 }
3925
3926 /*
3927  * Stop radio and transmit known signal. Then check received signal strength to
3928  * get TSSI (Transmit Signal Strength Indicator).
3929  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlIdleTssi
3930  */
3931 static void b43_nphy_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
3932 {
3933         struct b43_phy *phy = &dev->phy;
3934         struct b43_phy_n *nphy = dev->phy.n;
3935
3936         u32 tmp;
3937         s32 rssi[4] = { };
3938
3939         if (phy->chandef->chan->flags & IEEE80211_CHAN_NO_IR)
3940                 return;
3941
3942         if (b43_nphy_ipa(dev))
3943                 b43_nphy_ipa_internal_tssi_setup(dev);
3944
3945         if (phy->rev >= 19)
3946                 b43_nphy_rf_ctl_override_rev19(dev, 0x1000, 0, 3, false, 0);
3947         else if (phy->rev >= 7)
3948                 b43_nphy_rf_ctl_override_rev7(dev, 0x1000, 0, 3, false, 0);
3949         else if (phy->rev >= 3)
3950                 b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, false);
3951
3952         b43_nphy_stop_playback(dev);
3953         b43_nphy_tx_tone(dev, 4000, 0, false, false, false);
3954         udelay(20);
3955         tmp = b43_nphy_poll_rssi(dev, N_RSSI_TSSI_2G, rssi, 1);
3956         b43_nphy_stop_playback(dev);
3957
3958         b43_nphy_rssi_select(dev, 0, N_RSSI_W1);
3959
3960         if (phy->rev >= 19)
3961                 b43_nphy_rf_ctl_override_rev19(dev, 0x1000, 0, 3, true, 0);
3962         else if (phy->rev >= 7)
3963                 b43_nphy_rf_ctl_override_rev7(dev, 0x1000, 0, 3, true, 0);
3964         else if (phy->rev >= 3)
3965                 b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, true);
3966
3967         if (phy->rev >= 19) {
3968                 /* TODO */
3969                 return;
3970         } else if (phy->rev >= 3) {
3971                 nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 24) & 0xFF;
3972                 nphy->pwr_ctl_info[1].idle_tssi_5g = (tmp >> 8) & 0xFF;
3973         } else {
3974                 nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 16) & 0xFF;
3975                 nphy->pwr_ctl_info[1].idle_tssi_5g = tmp & 0xFF;
3976         }
3977         nphy->pwr_ctl_info[0].idle_tssi_2g = (tmp >> 24) & 0xFF;
3978         nphy->pwr_ctl_info[1].idle_tssi_2g = (tmp >> 8) & 0xFF;
3979 }
3980
3981 /* http://bcm-v4.sipsolutions.net/PHY/N/TxPwrLimitToTbl */
3982 static void b43_nphy_tx_prepare_adjusted_power_table(struct b43_wldev *dev)
3983 {
3984         struct b43_phy_n *nphy = dev->phy.n;
3985
3986         u8 idx, delta;
3987         u8 i, stf_mode;
3988
3989         /* Array adj_pwr_tbl corresponds to the hardware table. It consists of
3990          * 21 groups, each containing 4 entries.
3991          *
3992          * First group has entries for CCK modulation.
3993          * The rest of groups has 1 entry per modulation (SISO, CDD, STBC, SDM).
3994          *
3995          * Group 0 is for CCK
3996          * Groups 1..4 use BPSK (group per coding rate)
3997          * Groups 5..8 use QPSK (group per coding rate)
3998          * Groups 9..12 use 16-QAM (group per coding rate)
3999          * Groups 13..16 use 64-QAM (group per coding rate)
4000          * Groups 17..20 are unknown
4001          */
4002
4003         for (i = 0; i < 4; i++)
4004                 nphy->adj_pwr_tbl[i] = nphy->tx_power_offset[i];
4005
4006         for (stf_mode = 0; stf_mode < 4; stf_mode++) {
4007                 delta = 0;
4008                 switch (stf_mode) {
4009                 case 0:
4010                         if (b43_is_40mhz(dev) && dev->phy.rev >= 5) {
4011                                 idx = 68;
4012                         } else {
4013                                 delta = 1;
4014                                 idx = b43_is_40mhz(dev) ? 52 : 4;
4015                         }
4016                         break;
4017                 case 1:
4018                         idx = b43_is_40mhz(dev) ? 76 : 28;
4019                         break;
4020                 case 2:
4021                         idx = b43_is_40mhz(dev) ? 84 : 36;
4022                         break;
4023                 case 3:
4024                         idx = b43_is_40mhz(dev) ? 92 : 44;
4025                         break;
4026                 }
4027
4028                 for (i = 0; i < 20; i++) {
4029                         nphy->adj_pwr_tbl[4 + 4 * i + stf_mode] =
4030                                 nphy->tx_power_offset[idx];
4031                         if (i == 0)
4032                                 idx += delta;
4033                         if (i == 14)
4034                                 idx += 1 - delta;
4035                         if (i == 3 || i == 4 || i == 7 || i == 8 || i == 11 ||
4036                             i == 13)
4037                                 idx += 1;
4038                 }
4039         }
4040 }
4041
4042 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlSetup */
4043 static void b43_nphy_tx_power_ctl_setup(struct b43_wldev *dev)
4044 {
4045         struct b43_phy *phy = &dev->phy;
4046         struct b43_phy_n *nphy = dev->phy.n;
4047         struct ssb_sprom *sprom = dev->dev->bus_sprom;
4048
4049         s16 a1[2], b0[2], b1[2];
4050         u8 idle[2];
4051         u8 ppr_max;
4052         s8 target[2];
4053         s32 num, den, pwr;
4054         u32 regval[64];
4055
4056         u16 freq = phy->chandef->chan->center_freq;
4057         u16 tmp;
4058         u16 r; /* routing */
4059         u8 i, c;
4060
4061         if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
4062                 b43_maskset32(dev, B43_MMIO_MACCTL, ~0, 0x200000);
4063                 b43_read32(dev, B43_MMIO_MACCTL);
4064                 udelay(1);
4065         }
4066
4067         if (nphy->hang_avoid)
4068                 b43_nphy_stay_in_carrier_search(dev, true);
4069
4070         b43_phy_set(dev, B43_NPHY_TSSIMODE, B43_NPHY_TSSIMODE_EN);
4071         if (dev->phy.rev >= 3)
4072                 b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD,
4073                              ~B43_NPHY_TXPCTL_CMD_PCTLEN & 0xFFFF);
4074         else
4075                 b43_phy_set(dev, B43_NPHY_TXPCTL_CMD,
4076                             B43_NPHY_TXPCTL_CMD_PCTLEN);
4077
4078         if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
4079                 b43_maskset32(dev, B43_MMIO_MACCTL, ~0x200000, 0);
4080
4081         if (sprom->revision < 4) {
4082                 idle[0] = nphy->pwr_ctl_info[0].idle_tssi_2g;
4083                 idle[1] = nphy->pwr_ctl_info[1].idle_tssi_2g;
4084                 target[0] = target[1] = 52;
4085                 a1[0] = a1[1] = -424;
4086                 b0[0] = b0[1] = 5612;
4087                 b1[0] = b1[1] = -1393;
4088         } else {
4089                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
4090                         for (c = 0; c < 2; c++) {
4091                                 idle[c] = nphy->pwr_ctl_info[c].idle_tssi_2g;
4092                                 target[c] = sprom->core_pwr_info[c].maxpwr_2g;
4093                                 a1[c] = sprom->core_pwr_info[c].pa_2g[0];
4094                                 b0[c] = sprom->core_pwr_info[c].pa_2g[1];
4095                                 b1[c] = sprom->core_pwr_info[c].pa_2g[2];
4096                         }
4097                 } else if (freq >= 4900 && freq < 5100) {
4098                         for (c = 0; c < 2; c++) {
4099                                 idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4100                                 target[c] = sprom->core_pwr_info[c].maxpwr_5gl;
4101                                 a1[c] = sprom->core_pwr_info[c].pa_5gl[0];
4102                                 b0[c] = sprom->core_pwr_info[c].pa_5gl[1];
4103                                 b1[c] = sprom->core_pwr_info[c].pa_5gl[2];
4104                         }
4105                 } else if (freq >= 5100 && freq < 5500) {
4106                         for (c = 0; c < 2; c++) {
4107                                 idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4108                                 target[c] = sprom->core_pwr_info[c].maxpwr_5g;
4109                                 a1[c] = sprom->core_pwr_info[c].pa_5g[0];
4110                                 b0[c] = sprom->core_pwr_info[c].pa_5g[1];
4111                                 b1[c] = sprom->core_pwr_info[c].pa_5g[2];
4112                         }
4113                 } else if (freq >= 5500) {
4114                         for (c = 0; c < 2; c++) {
4115                                 idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4116                                 target[c] = sprom->core_pwr_info[c].maxpwr_5gh;
4117                                 a1[c] = sprom->core_pwr_info[c].pa_5gh[0];
4118                                 b0[c] = sprom->core_pwr_info[c].pa_5gh[1];
4119                                 b1[c] = sprom->core_pwr_info[c].pa_5gh[2];
4120                         }
4121                 } else {
4122                         idle[0] = nphy->pwr_ctl_info[0].idle_tssi_5g;
4123                         idle[1] = nphy->pwr_ctl_info[1].idle_tssi_5g;
4124                         target[0] = target[1] = 52;
4125                         a1[0] = a1[1] = -424;
4126                         b0[0] = b0[1] = 5612;
4127                         b1[0] = b1[1] = -1393;
4128                 }
4129         }
4130
4131         ppr_max = b43_ppr_get_max(dev, &nphy->tx_pwr_max_ppr);
4132         if (ppr_max) {
4133                 target[0] = ppr_max;
4134                 target[1] = ppr_max;
4135         }
4136
4137         if (dev->phy.rev >= 3) {
4138                 if (sprom->fem.ghz2.tssipos)
4139                         b43_phy_set(dev, B43_NPHY_TXPCTL_ITSSI, 0x4000);
4140                 if (dev->phy.rev >= 7) {
4141                         for (c = 0; c < 2; c++) {
4142                                 r = c ? 0x190 : 0x170;
4143                                 if (b43_nphy_ipa(dev))
4144                                         b43_radio_write(dev, r + 0x9, (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) ? 0xE : 0xC);
4145                         }
4146                 } else {
4147                         if (b43_nphy_ipa(dev)) {
4148                                 tmp = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? 0xC : 0xE;
4149                                 b43_radio_write(dev,
4150                                         B2056_TX0 | B2056_TX_TX_SSI_MUX, tmp);
4151                                 b43_radio_write(dev,
4152                                         B2056_TX1 | B2056_TX_TX_SSI_MUX, tmp);
4153                         } else {
4154                                 b43_radio_write(dev,
4155                                         B2056_TX0 | B2056_TX_TX_SSI_MUX, 0x11);
4156                                 b43_radio_write(dev,
4157                                         B2056_TX1 | B2056_TX_TX_SSI_MUX, 0x11);
4158                         }
4159                 }
4160         }
4161
4162         if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
4163                 b43_maskset32(dev, B43_MMIO_MACCTL, ~0, 0x200000);
4164                 b43_read32(dev, B43_MMIO_MACCTL);
4165                 udelay(1);
4166         }
4167
4168         if (phy->rev >= 19) {
4169                 /* TODO */
4170         } else if (phy->rev >= 7) {
4171                 b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
4172                                 ~B43_NPHY_TXPCTL_CMD_INIT, 0x19);
4173                 b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
4174                                 ~B43_NPHY_TXPCTL_INIT_PIDXI1, 0x19);
4175         } else {
4176                 b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
4177                                 ~B43_NPHY_TXPCTL_CMD_INIT, 0x40);
4178                 if (dev->phy.rev > 1)
4179                         b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
4180                                 ~B43_NPHY_TXPCTL_INIT_PIDXI1, 0x40);
4181         }
4182
4183         if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
4184                 b43_maskset32(dev, B43_MMIO_MACCTL, ~0x200000, 0);
4185
4186         b43_phy_write(dev, B43_NPHY_TXPCTL_N,
4187                       0xF0 << B43_NPHY_TXPCTL_N_TSSID_SHIFT |
4188                       3 << B43_NPHY_TXPCTL_N_NPTIL2_SHIFT);
4189         b43_phy_write(dev, B43_NPHY_TXPCTL_ITSSI,
4190                       idle[0] << B43_NPHY_TXPCTL_ITSSI_0_SHIFT |
4191                       idle[1] << B43_NPHY_TXPCTL_ITSSI_1_SHIFT |
4192                       B43_NPHY_TXPCTL_ITSSI_BINF);
4193         b43_phy_write(dev, B43_NPHY_TXPCTL_TPWR,
4194                       target[0] << B43_NPHY_TXPCTL_TPWR_0_SHIFT |
4195                       target[1] << B43_NPHY_TXPCTL_TPWR_1_SHIFT);
4196
4197         for (c = 0; c < 2; c++) {
4198                 for (i = 0; i < 64; i++) {
4199                         num = 8 * (16 * b0[c] + b1[c] * i);
4200                         den = 32768 + a1[c] * i;
4201                         pwr = max((4 * num + den / 2) / den, -8);
4202                         if (dev->phy.rev < 3 && (i <= (31 - idle[c] + 1)))
4203                                 pwr = max(pwr, target[c] + 1);
4204                         regval[i] = pwr;
4205                 }
4206                 b43_ntab_write_bulk(dev, B43_NTAB32(26 + c, 0), 64, regval);
4207         }
4208
4209         b43_nphy_tx_prepare_adjusted_power_table(dev);
4210         b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84, nphy->adj_pwr_tbl);
4211         b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84, nphy->adj_pwr_tbl);
4212
4213         if (nphy->hang_avoid)
4214                 b43_nphy_stay_in_carrier_search(dev, false);
4215 }
4216
4217 static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev)
4218 {
4219         struct b43_phy *phy = &dev->phy;
4220
4221         const u32 *table = NULL;
4222         u32 rfpwr_offset;
4223         u8 pga_gain, pad_gain;
4224         int i;
4225         const s16 *uninitialized_var(rf_pwr_offset_table);
4226
4227         table = b43_nphy_get_tx_gain_table(dev);
4228         if (!table)
4229                 return;
4230
4231         b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128, table);
4232         b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128, table);
4233
4234         if (phy->rev < 3)
4235                 return;
4236
4237 #if 0
4238         nphy->gmval = (table[0] >> 16) & 0x7000;
4239 #endif
4240
4241         if (phy->rev >= 19) {
4242                 return;
4243         } else if (phy->rev >= 7) {
4244                 rf_pwr_offset_table = b43_ntab_get_rf_pwr_offset_table(dev);
4245                 if (!rf_pwr_offset_table)
4246                         return;
4247                 /* TODO: Enable this once we have gains configured */
4248                 return;
4249         }
4250
4251         for (i = 0; i < 128; i++) {
4252                 if (phy->rev >= 19) {
4253                         /* TODO */
4254                         return;
4255                 } else if (phy->rev >= 7) {
4256                         pga_gain = (table[i] >> 24) & 0xf;
4257                         pad_gain = (table[i] >> 19) & 0x1f;
4258                         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
4259                                 rfpwr_offset = rf_pwr_offset_table[pad_gain];
4260                         else
4261                                 rfpwr_offset = rf_pwr_offset_table[pga_gain];
4262                 } else {
4263                         pga_gain = (table[i] >> 24) & 0xF;
4264                         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
4265                                 rfpwr_offset = b43_ntab_papd_pga_gain_delta_ipa_2g[pga_gain];
4266                         else
4267                                 rfpwr_offset = 0; /* FIXME */
4268                 }
4269
4270                 b43_ntab_write(dev, B43_NTAB32(26, 576 + i), rfpwr_offset);
4271                 b43_ntab_write(dev, B43_NTAB32(27, 576 + i), rfpwr_offset);
4272         }
4273 }
4274
4275 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */
4276 static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable)
4277 {
4278         struct b43_phy_n *nphy = dev->phy.n;
4279         enum nl80211_band band;
4280         u16 tmp;
4281
4282         if (!enable) {
4283                 nphy->rfctrl_intc1_save = b43_phy_read(dev,
4284                                                        B43_NPHY_RFCTL_INTC1);
4285                 nphy->rfctrl_intc2_save = b43_phy_read(dev,
4286                                                        B43_NPHY_RFCTL_INTC2);
4287                 band = b43_current_band(dev->wl);
4288                 if (dev->phy.rev >= 7) {
4289                         tmp = 0x1480;
4290                 } else if (dev->phy.rev >= 3) {
4291                         if (band == NL80211_BAND_5GHZ)
4292                                 tmp = 0x600;
4293                         else
4294                                 tmp = 0x480;
4295                 } else {
4296                         if (band == NL80211_BAND_5GHZ)
4297                                 tmp = 0x180;
4298                         else
4299                                 tmp = 0x120;
4300                 }
4301                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
4302                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
4303         } else {
4304                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1,
4305                                 nphy->rfctrl_intc1_save);
4306                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2,
4307                                 nphy->rfctrl_intc2_save);
4308         }
4309 }
4310
4311 /*
4312  * TX low-pass filter bandwidth setup
4313  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxLpFbw
4314  */
4315 static void b43_nphy_tx_lpf_bw(struct b43_wldev *dev)
4316 {
4317         u16 tmp;
4318
4319         if (dev->phy.rev < 3 || dev->phy.rev >= 7)
4320                 return;
4321
4322         if (b43_nphy_ipa(dev))
4323                 tmp = b43_is_40mhz(dev) ? 5 : 4;
4324         else
4325                 tmp = b43_is_40mhz(dev) ? 3 : 1;
4326         b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S2,
4327                       (tmp << 9) | (tmp << 6) | (tmp << 3) | tmp);
4328
4329         if (b43_nphy_ipa(dev)) {
4330                 tmp = b43_is_40mhz(dev) ? 4 : 1;
4331                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S2,
4332                               (tmp << 9) | (tmp << 6) | (tmp << 3) | tmp);
4333         }
4334 }
4335
4336 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqEst */
4337 static void b43_nphy_rx_iq_est(struct b43_wldev *dev, struct nphy_iq_est *est,
4338                                 u16 samps, u8 time, bool wait)
4339 {
4340         int i;
4341         u16 tmp;
4342
4343         b43_phy_write(dev, B43_NPHY_IQEST_SAMCNT, samps);
4344         b43_phy_maskset(dev, B43_NPHY_IQEST_WT, ~B43_NPHY_IQEST_WT_VAL, time);
4345         if (wait)
4346                 b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE);
4347         else
4348                 b43_phy_mask(dev, B43_NPHY_IQEST_CMD, ~B43_NPHY_IQEST_CMD_MODE);
4349
4350         b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_START);
4351
4352         for (i = 1000; i; i--) {
4353                 tmp = b43_phy_read(dev, B43_NPHY_IQEST_CMD);
4354                 if (!(tmp & B43_NPHY_IQEST_CMD_START)) {
4355                         est->i0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI0) << 16) |
4356                                         b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO0);
4357                         est->q0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI0) << 16) |
4358                                         b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO0);
4359                         est->iq0_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI0) << 16) |
4360                                         b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO0);
4361
4362                         est->i1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI1) << 16) |
4363                                         b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO1);
4364                         est->q1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI1) << 16) |
4365                                         b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO1);
4366                         est->iq1_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI1) << 16) |
4367                                         b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO1);
4368                         return;
4369                 }
4370                 udelay(10);
4371         }
4372         memset(est, 0, sizeof(*est));
4373 }
4374
4375 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqCoeffs */
4376 static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write,
4377                                         struct b43_phy_n_iq_comp *pcomp)
4378 {
4379         if (write) {
4380                 b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPA0, pcomp->a0);
4381                 b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPB0, pcomp->b0);
4382                 b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPA1, pcomp->a1);
4383                 b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPB1, pcomp->b1);
4384         } else {
4385                 pcomp->a0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPA0);
4386                 pcomp->b0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPB0);
4387                 pcomp->a1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPA1);
4388                 pcomp->b1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPB1);
4389         }
4390 }
4391
4392 #if 0
4393 /* Ready but not used anywhere */
4394 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhyCleanup */
4395 static void b43_nphy_rx_cal_phy_cleanup(struct b43_wldev *dev, u8 core)
4396 {
4397         u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
4398
4399         b43_phy_write(dev, B43_NPHY_RFSEQCA, regs[0]);
4400         if (core == 0) {
4401                 b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[1]);
4402                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
4403         } else {
4404                 b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
4405                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
4406         }
4407         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[3]);
4408         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[4]);
4409         b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, regs[5]);
4410         b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, regs[6]);
4411         b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, regs[7]);
4412         b43_phy_write(dev, B43_NPHY_RFCTL_OVER, regs[8]);
4413         b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
4414         b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
4415 }
4416
4417 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhySetup */
4418 static void b43_nphy_rx_cal_phy_setup(struct b43_wldev *dev, u8 core)
4419 {
4420         u8 rxval, txval;
4421         u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
4422
4423         regs[0] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
4424         if (core == 0) {
4425                 regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
4426                 regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
4427         } else {
4428                 regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
4429                 regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
4430         }
4431         regs[3] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
4432         regs[4] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
4433         regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
4434         regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
4435         regs[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S1);
4436         regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
4437         regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
4438         regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
4439
4440         b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
4441         b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
4442
4443         b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
4444                         ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
4445                         ((1 - core) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
4446         b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
4447                         ((1 - core) << B43_NPHY_RFSEQCA_TXEN_SHIFT));
4448         b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
4449                         (core << B43_NPHY_RFSEQCA_RXEN_SHIFT));
4450         b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXDIS,
4451                         (core << B43_NPHY_RFSEQCA_TXDIS_SHIFT));
4452
4453         if (core == 0) {
4454                 b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x0007);
4455                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0007);
4456         } else {
4457                 b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x0007);
4458                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0007);
4459         }
4460
4461         b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA, 0, 3);
4462         b43_nphy_rf_ctl_override(dev, 8, 0, 3, false);
4463         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
4464
4465         if (core == 0) {
4466                 rxval = 1;
4467                 txval = 8;
4468         } else {
4469                 rxval = 4;
4470                 txval = 2;
4471         }
4472         b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, rxval,
4473                                       core + 1);
4474         b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, txval,
4475                                       2 - core);
4476 }
4477 #endif
4478
4479 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */
4480 static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask)
4481 {
4482         int i;
4483         s32 iq;
4484         u32 ii;
4485         u32 qq;
4486         int iq_nbits, qq_nbits;
4487         int arsh, brsh;
4488         u16 tmp, a, b;
4489
4490         struct nphy_iq_est est;
4491         struct b43_phy_n_iq_comp old;
4492         struct b43_phy_n_iq_comp new = { };
4493         bool error = false;
4494
4495         if (mask == 0)
4496                 return;
4497
4498         b43_nphy_rx_iq_coeffs(dev, false, &old);
4499         b43_nphy_rx_iq_coeffs(dev, true, &new);
4500         b43_nphy_rx_iq_est(dev, &est, 0x4000, 32, false);
4501         new = old;
4502
4503         for (i = 0; i < 2; i++) {
4504                 if (i == 0 && (mask & 1)) {
4505                         iq = est.iq0_prod;
4506                         ii = est.i0_pwr;
4507                         qq = est.q0_pwr;
4508                 } else if (i == 1 && (mask & 2)) {
4509                         iq = est.iq1_prod;
4510                         ii = est.i1_pwr;
4511                         qq = est.q1_pwr;
4512                 } else {
4513                         continue;
4514                 }
4515
4516                 if (ii + qq < 2) {
4517                         error = true;
4518                         break;
4519                 }
4520
4521                 iq_nbits = fls(abs(iq));
4522                 qq_nbits = fls(qq);
4523
4524                 arsh = iq_nbits - 20;
4525                 if (arsh >= 0) {
4526                         a = -((iq << (30 - iq_nbits)) + (ii >> (1 + arsh)));
4527                         tmp = ii >> arsh;
4528                 } else {
4529                         a = -((iq << (30 - iq_nbits)) + (ii << (-1 - arsh)));
4530                         tmp = ii << -arsh;
4531                 }
4532                 if (tmp == 0) {
4533                         error = true;
4534                         break;
4535                 }
4536                 a /= tmp;
4537
4538                 brsh = qq_nbits - 11;
4539                 if (brsh >= 0) {
4540                         b = (qq << (31 - qq_nbits));
4541                         tmp = ii >> brsh;
4542                 } else {
4543                         b = (qq << (31 - qq_nbits));
4544                         tmp = ii << -brsh;
4545                 }
4546                 if (tmp == 0) {
4547                         error = true;
4548                         break;
4549                 }
4550                 b = int_sqrt(b / tmp - a * a) - (1 << 10);
4551
4552                 if (i == 0 && (mask & 0x1)) {
4553                         if (dev->phy.rev >= 3) {
4554                                 new.a0 = a & 0x3FF;
4555                                 new.b0 = b & 0x3FF;
4556                         } else {
4557                                 new.a0 = b & 0x3FF;
4558                                 new.b0 = a & 0x3FF;
4559                         }
4560                 } else if (i == 1 && (mask & 0x2)) {
4561                         if (dev->phy.rev >= 3) {
4562                                 new.a1 = a & 0x3FF;
4563                                 new.b1 = b & 0x3FF;
4564                         } else {
4565                                 new.a1 = b & 0x3FF;
4566                                 new.b1 = a & 0x3FF;
4567                         }
4568                 }
4569         }
4570
4571         if (error)
4572                 new = old;
4573
4574         b43_nphy_rx_iq_coeffs(dev, true, &new);
4575 }
4576
4577 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */
4578 static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev)
4579 {
4580         u16 array[4];
4581         b43_ntab_read_bulk(dev, B43_NTAB16(0xF, 0x50), 4, array);
4582
4583         b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]);
4584         b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]);
4585         b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]);
4586         b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]);
4587 }
4588
4589 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SpurWar */
4590 static void b43_nphy_spur_workaround(struct b43_wldev *dev)
4591 {
4592         struct b43_phy_n *nphy = dev->phy.n;
4593
4594         u8 channel = dev->phy.channel;
4595         int tone[2] = { 57, 58 };
4596         u32 noise[2] = { 0x3FF, 0x3FF };
4597
4598         B43_WARN_ON(dev->phy.rev < 3);
4599
4600         if (nphy->hang_avoid)
4601                 b43_nphy_stay_in_carrier_search(dev, 1);
4602
4603         if (nphy->gband_spurwar_en) {
4604                 /* TODO: N PHY Adjust Analog Pfbw (7) */
4605                 if (channel == 11 && b43_is_40mhz(dev))
4606                         ; /* TODO: N PHY Adjust Min Noise Var(2, tone, noise)*/
4607                 else
4608                         ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
4609                 /* TODO: N PHY Adjust CRS Min Power (0x1E) */
4610         }
4611
4612         if (nphy->aband_spurwar_en) {
4613                 if (channel == 54) {
4614                         tone[0] = 0x20;
4615                         noise[0] = 0x25F;
4616                 } else if (channel == 38 || channel == 102 || channel == 118) {
4617                         if (0 /* FIXME */) {
4618                                 tone[0] = 0x20;
4619                                 noise[0] = 0x21F;
4620                         } else {
4621                                 tone[0] = 0;
4622                                 noise[0] = 0;
4623                         }
4624                 } else if (channel == 134) {
4625                         tone[0] = 0x20;
4626                         noise[0] = 0x21F;
4627                 } else if (channel == 151) {
4628                         tone[0] = 0x10;
4629                         noise[0] = 0x23F;
4630                 } else if (channel == 153 || channel == 161) {
4631                         tone[0] = 0x30;
4632                         noise[0] = 0x23F;
4633                 } else {
4634                         tone[0] = 0;
4635                         noise[0] = 0;
4636                 }
4637
4638                 if (!tone[0] && !noise[0])
4639                         ; /* TODO: N PHY Adjust Min Noise Var(1, tone, noise)*/
4640                 else
4641                         ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
4642         }
4643
4644         if (nphy->hang_avoid)
4645                 b43_nphy_stay_in_carrier_search(dev, 0);
4646 }
4647
4648 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlCoefSetup */
4649 static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
4650 {
4651         struct b43_phy_n *nphy = dev->phy.n;
4652         int i, j;
4653         u32 tmp;
4654         u32 cur_real, cur_imag, real_part, imag_part;
4655
4656         u16 buffer[7];
4657
4658         if (nphy->hang_avoid)
4659                 b43_nphy_stay_in_carrier_search(dev, true);
4660
4661         b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
4662
4663         for (i = 0; i < 2; i++) {
4664                 tmp = ((buffer[i * 2] & 0x3FF) << 10) |
4665                         (buffer[i * 2 + 1] & 0x3FF);
4666                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
4667                                 (((i + 26) << 10) | 320));
4668                 for (j = 0; j < 128; j++) {
4669                         b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
4670                                         ((tmp >> 16) & 0xFFFF));
4671                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
4672                                         (tmp & 0xFFFF));
4673                 }
4674         }
4675
4676         for (i = 0; i < 2; i++) {
4677                 tmp = buffer[5 + i];
4678                 real_part = (tmp >> 8) & 0xFF;
4679                 imag_part = (tmp & 0xFF);
4680                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
4681                                 (((i + 26) << 10) | 448));
4682
4683                 if (dev->phy.rev >= 3) {
4684                         cur_real = real_part;
4685                         cur_imag = imag_part;
4686                         tmp = ((cur_real & 0xFF) << 8) | (cur_imag & 0xFF);
4687                 }
4688
4689                 for (j = 0; j < 128; j++) {
4690                         if (dev->phy.rev < 3) {
4691                                 cur_real = (real_part * loscale[j] + 128) >> 8;
4692                                 cur_imag = (imag_part * loscale[j] + 128) >> 8;
4693                                 tmp = ((cur_real & 0xFF) << 8) |
4694                                         (cur_imag & 0xFF);
4695                         }
4696                         b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
4697                                         ((tmp >> 16) & 0xFFFF));
4698                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
4699                                         (tmp & 0xFFFF));
4700                 }
4701         }
4702
4703         if (dev->phy.rev >= 3) {
4704                 b43_shm_write16(dev, B43_SHM_SHARED,
4705                                 B43_SHM_SH_NPHY_TXPWR_INDX0, 0xFFFF);
4706                 b43_shm_write16(dev, B43_SHM_SHARED,
4707                                 B43_SHM_SH_NPHY_TXPWR_INDX1, 0xFFFF);
4708         }
4709
4710         if (nphy->hang_avoid)
4711                 b43_nphy_stay_in_carrier_search(dev, false);
4712 }
4713
4714 /*
4715  * Restore RSSI Calibration
4716  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreRssiCal
4717  */
4718 static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev)
4719 {
4720         struct b43_phy_n *nphy = dev->phy.n;
4721
4722         u16 *rssical_radio_regs = NULL;
4723         u16 *rssical_phy_regs = NULL;
4724
4725         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
4726                 if (!nphy->rssical_chanspec_2G.center_freq)
4727                         return;
4728                 rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G;
4729                 rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G;
4730         } else {
4731                 if (!nphy->rssical_chanspec_5G.center_freq)
4732                         return;
4733                 rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
4734                 rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
4735         }
4736
4737         if (dev->phy.rev >= 19) {
4738                 /* TODO */
4739         } else if (dev->phy.rev >= 7) {
4740                 b43_radio_maskset(dev, R2057_NB_MASTER_CORE0, ~R2057_VCM_MASK,
4741                                   rssical_radio_regs[0]);
4742                 b43_radio_maskset(dev, R2057_NB_MASTER_CORE1, ~R2057_VCM_MASK,
4743                                   rssical_radio_regs[1]);
4744         } else {
4745                 b43_radio_maskset(dev, B2056_RX0 | B2056_RX_RSSI_MISC, 0xE3,
4746                                   rssical_radio_regs[0]);
4747                 b43_radio_maskset(dev, B2056_RX1 | B2056_RX_RSSI_MISC, 0xE3,
4748                                   rssical_radio_regs[1]);
4749         }
4750
4751         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, rssical_phy_regs[0]);
4752         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, rssical_phy_regs[1]);
4753         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, rssical_phy_regs[2]);
4754         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, rssical_phy_regs[3]);
4755
4756         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, rssical_phy_regs[4]);
4757         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, rssical_phy_regs[5]);
4758         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, rssical_phy_regs[6]);
4759         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, rssical_phy_regs[7]);
4760
4761         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, rssical_phy_regs[8]);
4762         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, rssical_phy_regs[9]);
4763         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, rssical_phy_regs[10]);
4764         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, rssical_phy_regs[11]);
4765 }
4766
4767 static void b43_nphy_tx_cal_radio_setup_rev19(struct b43_wldev *dev)
4768 {
4769         /* TODO */
4770 }
4771
4772 static void b43_nphy_tx_cal_radio_setup_rev7(struct b43_wldev *dev)
4773 {
4774         struct b43_phy *phy = &dev->phy;
4775         struct b43_phy_n *nphy = dev->phy.n;
4776         u16 *save = nphy->tx_rx_cal_radio_saveregs;
4777         int core, off;
4778         u16 r, tmp;
4779
4780         for (core = 0; core < 2; core++) {
4781                 r = core ? 0x20 : 0;
4782                 off = core * 11;
4783
4784                 save[off + 0] = b43_radio_read(dev, r + R2057_TX0_TX_SSI_MASTER);
4785                 save[off + 1] = b43_radio_read(dev, r + R2057_TX0_IQCAL_VCM_HG);
4786                 save[off + 2] = b43_radio_read(dev, r + R2057_TX0_IQCAL_IDAC);
4787                 save[off + 3] = b43_radio_read(dev, r + R2057_TX0_TSSI_VCM);
4788                 save[off + 4] = 0;
4789                 save[off + 5] = b43_radio_read(dev, r + R2057_TX0_TX_SSI_MUX);
4790                 if (phy->radio_rev != 5)
4791                         save[off + 6] = b43_radio_read(dev, r + R2057_TX0_TSSIA);
4792                 save[off + 7] = b43_radio_read(dev, r + R2057_TX0_TSSIG);
4793                 save[off + 8] = b43_radio_read(dev, r + R2057_TX0_TSSI_MISC1);
4794
4795                 if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
4796                         b43_radio_write(dev, r + R2057_TX0_TX_SSI_MASTER, 0xA);
4797                         b43_radio_write(dev, r + R2057_TX0_IQCAL_VCM_HG, 0x43);
4798                         b43_radio_write(dev, r + R2057_TX0_IQCAL_IDAC, 0x55);
4799                         b43_radio_write(dev, r + R2057_TX0_TSSI_VCM, 0);
4800                         b43_radio_write(dev, r + R2057_TX0_TSSIG, 0);
4801                         if (nphy->use_int_tx_iq_lo_cal) {
4802                                 b43_radio_write(dev, r + R2057_TX0_TX_SSI_MUX, 0x4);
4803                                 tmp = true ? 0x31 : 0x21; /* TODO */
4804                                 b43_radio_write(dev, r + R2057_TX0_TSSIA, tmp);
4805                         }
4806                         b43_radio_write(dev, r + R2057_TX0_TSSI_MISC1, 0x00);
4807                 } else {
4808                         b43_radio_write(dev, r + R2057_TX0_TX_SSI_MASTER, 0x6);
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
4813                         if (phy->radio_rev != 5)
4814                                 b43_radio_write(dev, r + R2057_TX0_TSSIA, 0);
4815                         if (nphy->use_int_tx_iq_lo_cal) {
4816                                 b43_radio_write(dev, r + R2057_TX0_TX_SSI_MUX, 0x6);
4817                                 tmp = true ? 0x31 : 0x21; /* TODO */
4818                                 b43_radio_write(dev, r + R2057_TX0_TSSIG, tmp);
4819                         }
4820                         b43_radio_write(dev, r + R2057_TX0_TSSI_MISC1, 0);
4821                 }
4822         }
4823 }
4824
4825 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalRadioSetup */
4826 static void b43_nphy_tx_cal_radio_setup(struct b43_wldev *dev)
4827 {
4828         struct b43_phy *phy = &dev->phy;
4829         struct b43_phy_n *nphy = dev->phy.n;
4830         u16 *save = nphy->tx_rx_cal_radio_saveregs;
4831         u16 tmp;
4832         u8 offset, i;
4833
4834         if (phy->rev >= 19) {
4835                 b43_nphy_tx_cal_radio_setup_rev19(dev);
4836         } else if (phy->rev >= 7) {
4837                 b43_nphy_tx_cal_radio_setup_rev7(dev);
4838         } else if (phy->rev >= 3) {
4839             for (i = 0; i < 2; i++) {
4840                 tmp = (i == 0) ? 0x2000 : 0x3000;
4841                 offset = i * 11;
4842
4843                 save[offset + 0] = b43_radio_read(dev, B2055_CAL_RVARCTL);
4844                 save[offset + 1] = b43_radio_read(dev, B2055_CAL_LPOCTL);
4845                 save[offset + 2] = b43_radio_read(dev, B2055_CAL_TS);
4846                 save[offset + 3] = b43_radio_read(dev, B2055_CAL_RCCALRTS);
4847                 save[offset + 4] = b43_radio_read(dev, B2055_CAL_RCALRTS);
4848                 save[offset + 5] = b43_radio_read(dev, B2055_PADDRV);
4849                 save[offset + 6] = b43_radio_read(dev, B2055_XOCTL1);
4850                 save[offset + 7] = b43_radio_read(dev, B2055_XOCTL2);
4851                 save[offset + 8] = b43_radio_read(dev, B2055_XOREGUL);
4852                 save[offset + 9] = b43_radio_read(dev, B2055_XOMISC);
4853                 save[offset + 10] = b43_radio_read(dev, B2055_PLL_LFC1);
4854
4855                 if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
4856                         b43_radio_write(dev, tmp | B2055_CAL_RVARCTL, 0x0A);
4857                         b43_radio_write(dev, tmp | B2055_CAL_LPOCTL, 0x40);
4858                         b43_radio_write(dev, tmp | B2055_CAL_TS, 0x55);
4859                         b43_radio_write(dev, tmp | B2055_CAL_RCCALRTS, 0);
4860                         b43_radio_write(dev, tmp | B2055_CAL_RCALRTS, 0);
4861                         if (nphy->ipa5g_on) {
4862                                 b43_radio_write(dev, tmp | B2055_PADDRV, 4);
4863                                 b43_radio_write(dev, tmp | B2055_XOCTL1, 1);
4864                         } else {
4865                                 b43_radio_write(dev, tmp | B2055_PADDRV, 0);
4866                                 b43_radio_write(dev, tmp | B2055_XOCTL1, 0x2F);
4867                         }
4868                         b43_radio_write(dev, tmp | B2055_XOCTL2, 0);
4869                 } else {
4870                         b43_radio_write(dev, tmp | B2055_CAL_RVARCTL, 0x06);
4871                         b43_radio_write(dev, tmp | B2055_CAL_LPOCTL, 0x40);
4872                         b43_radio_write(dev, tmp | B2055_CAL_TS, 0x55);
4873                         b43_radio_write(dev, tmp | B2055_CAL_RCCALRTS, 0);
4874                         b43_radio_write(dev, tmp | B2055_CAL_RCALRTS, 0);
4875                         b43_radio_write(dev, tmp | B2055_XOCTL1, 0);
4876                         if (nphy->ipa2g_on) {
4877                                 b43_radio_write(dev, tmp | B2055_PADDRV, 6);
4878                                 b43_radio_write(dev, tmp | B2055_XOCTL2,
4879                                         (dev->phy.rev < 5) ? 0x11 : 0x01);
4880                         } else {
4881                                 b43_radio_write(dev, tmp | B2055_PADDRV, 0);
4882                                 b43_radio_write(dev, tmp | B2055_XOCTL2, 0);
4883                         }
4884                 }
4885                 b43_radio_write(dev, tmp | B2055_XOREGUL, 0);
4886                 b43_radio_write(dev, tmp | B2055_XOMISC, 0);
4887                 b43_radio_write(dev, tmp | B2055_PLL_LFC1, 0);
4888             }
4889         } else {
4890                 save[0] = b43_radio_read(dev, B2055_C1_TX_RF_IQCAL1);
4891                 b43_radio_write(dev, B2055_C1_TX_RF_IQCAL1, 0x29);
4892
4893                 save[1] = b43_radio_read(dev, B2055_C1_TX_RF_IQCAL2);
4894                 b43_radio_write(dev, B2055_C1_TX_RF_IQCAL2, 0x54);
4895
4896                 save[2] = b43_radio_read(dev, B2055_C2_TX_RF_IQCAL1);
4897                 b43_radio_write(dev, B2055_C2_TX_RF_IQCAL1, 0x29);
4898
4899                 save[3] = b43_radio_read(dev, B2055_C2_TX_RF_IQCAL2);
4900                 b43_radio_write(dev, B2055_C2_TX_RF_IQCAL2, 0x54);
4901
4902                 save[3] = b43_radio_read(dev, B2055_C1_PWRDET_RXTX);
4903                 save[4] = b43_radio_read(dev, B2055_C2_PWRDET_RXTX);
4904
4905                 if (!(b43_phy_read(dev, B43_NPHY_BANDCTL) &
4906                     B43_NPHY_BANDCTL_5GHZ)) {
4907                         b43_radio_write(dev, B2055_C1_PWRDET_RXTX, 0x04);
4908                         b43_radio_write(dev, B2055_C2_PWRDET_RXTX, 0x04);
4909                 } else {
4910                         b43_radio_write(dev, B2055_C1_PWRDET_RXTX, 0x20);
4911                         b43_radio_write(dev, B2055_C2_PWRDET_RXTX, 0x20);
4912                 }
4913
4914                 if (dev->phy.rev < 2) {
4915                         b43_radio_set(dev, B2055_C1_TX_BB_MXGM, 0x20);
4916                         b43_radio_set(dev, B2055_C2_TX_BB_MXGM, 0x20);
4917                 } else {
4918                         b43_radio_mask(dev, B2055_C1_TX_BB_MXGM, ~0x20);
4919                         b43_radio_mask(dev, B2055_C2_TX_BB_MXGM, ~0x20);
4920                 }
4921         }
4922 }
4923
4924 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/UpdateTxCalLadder */
4925 static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core)
4926 {
4927         struct b43_phy_n *nphy = dev->phy.n;
4928         int i;
4929         u16 scale, entry;
4930
4931         u16 tmp = nphy->txcal_bbmult;
4932         if (core == 0)
4933                 tmp >>= 8;
4934         tmp &= 0xff;
4935
4936         for (i = 0; i < 18; i++) {
4937                 scale = (ladder_lo[i].percent * tmp) / 100;
4938                 entry = ((scale & 0xFF) << 8) | ladder_lo[i].g_env;
4939                 b43_ntab_write(dev, B43_NTAB16(15, i), entry);
4940
4941                 scale = (ladder_iq[i].percent * tmp) / 100;
4942                 entry = ((scale & 0xFF) << 8) | ladder_iq[i].g_env;
4943                 b43_ntab_write(dev, B43_NTAB16(15, i + 32), entry);
4944         }
4945 }
4946
4947 static void b43_nphy_pa_set_tx_dig_filter(struct b43_wldev *dev, u16 offset,
4948                                           const s16 *filter)
4949 {
4950         int i;
4951
4952         offset = B43_PHY_N(offset);
4953
4954         for (i = 0; i < 15; i++, offset++)
4955                 b43_phy_write(dev, offset, filter[i]);
4956 }
4957
4958 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */
4959 static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev)
4960 {
4961         b43_nphy_pa_set_tx_dig_filter(dev, 0x2C5,
4962                                       tbl_tx_filter_coef_rev4[2]);
4963 }
4964
4965 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */
4966 static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev)
4967 {
4968         /* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */
4969         static const u16 offset[] = { 0x186, 0x195, 0x2C5 };
4970         static const s16 dig_filter_phy_rev16[] = {
4971                 -375, 136, -407, 208, -1527,
4972                 956, 93, 186, 93, 230,
4973                 -44, 230, 201, -191, 201,
4974         };
4975         int i;
4976
4977         for (i = 0; i < 3; i++)
4978                 b43_nphy_pa_set_tx_dig_filter(dev, offset[i],
4979                                               tbl_tx_filter_coef_rev4[i]);
4980
4981         /* Verified with BCM43227 and BCM43228 */
4982         if (dev->phy.rev == 16)
4983                 b43_nphy_pa_set_tx_dig_filter(dev, 0x186, dig_filter_phy_rev16);
4984
4985         /* Verified with BCM43131 and BCM43217 */
4986         if (dev->phy.rev == 17) {
4987                 b43_nphy_pa_set_tx_dig_filter(dev, 0x186, dig_filter_phy_rev16);
4988                 b43_nphy_pa_set_tx_dig_filter(dev, 0x195,
4989                                               tbl_tx_filter_coef_rev4[1]);
4990         }
4991
4992         if (b43_is_40mhz(dev)) {
4993                 b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
4994                                               tbl_tx_filter_coef_rev4[3]);
4995         } else {
4996                 if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
4997                         b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
4998                                                       tbl_tx_filter_coef_rev4[5]);
4999                 if (dev->phy.channel == 14)
5000                         b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
5001                                                       tbl_tx_filter_coef_rev4[6]);
5002         }
5003 }
5004
5005 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */
5006 static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
5007 {
5008         struct b43_phy_n *nphy = dev->phy.n;
5009
5010         u16 curr_gain[2];
5011         struct nphy_txgains target;
5012         const u32 *table = NULL;
5013
5014         if (!nphy->txpwrctrl) {
5015                 int i;
5016
5017                 if (nphy->hang_avoid)
5018                         b43_nphy_stay_in_carrier_search(dev, true);
5019                 b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, curr_gain);
5020                 if (nphy->hang_avoid)
5021                         b43_nphy_stay_in_carrier_search(dev, false);
5022
5023                 for (i = 0; i < 2; ++i) {
5024                         if (dev->phy.rev >= 7) {
5025                                 target.ipa[i] = curr_gain[i] & 0x0007;
5026                                 target.pad[i] = (curr_gain[i] & 0x00F8) >> 3;
5027                                 target.pga[i] = (curr_gain[i] & 0x0F00) >> 8;
5028                                 target.txgm[i] = (curr_gain[i] & 0x7000) >> 12;
5029                                 target.tx_lpf[i] = (curr_gain[i] & 0x8000) >> 15;
5030                         } else if (dev->phy.rev >= 3) {
5031                                 target.ipa[i] = curr_gain[i] & 0x000F;
5032                                 target.pad[i] = (curr_gain[i] & 0x00F0) >> 4;
5033                                 target.pga[i] = (curr_gain[i] & 0x0F00) >> 8;
5034                                 target.txgm[i] = (curr_gain[i] & 0x7000) >> 12;
5035                         } else {
5036                                 target.ipa[i] = curr_gain[i] & 0x0003;
5037                                 target.pad[i] = (curr_gain[i] & 0x000C) >> 2;
5038                                 target.pga[i] = (curr_gain[i] & 0x0070) >> 4;
5039                                 target.txgm[i] = (curr_gain[i] & 0x0380) >> 7;
5040                         }
5041                 }
5042         } else {
5043                 int i;
5044                 u16 index[2];
5045                 index[0] = (b43_phy_read(dev, B43_NPHY_C1_TXPCTL_STAT) &
5046                         B43_NPHY_TXPCTL_STAT_BIDX) >>
5047                         B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
5048                 index[1] = (b43_phy_read(dev, B43_NPHY_C2_TXPCTL_STAT) &
5049                         B43_NPHY_TXPCTL_STAT_BIDX) >>
5050                         B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
5051
5052                 for (i = 0; i < 2; ++i) {
5053                         table = b43_nphy_get_tx_gain_table(dev);
5054                         if (!table)
5055                                 break;
5056
5057                         if (dev->phy.rev >= 7) {
5058                                 target.ipa[i] = (table[index[i]] >> 16) & 0x7;
5059                                 target.pad[i] = (table[index[i]] >> 19) & 0x1F;
5060                                 target.pga[i] = (table[index[i]] >> 24) & 0xF;
5061                                 target.txgm[i] = (table[index[i]] >> 28) & 0x7;
5062                                 target.tx_lpf[i] = (table[index[i]] >> 31) & 0x1;
5063                         } else if (dev->phy.rev >= 3) {
5064                                 target.ipa[i] = (table[index[i]] >> 16) & 0xF;
5065                                 target.pad[i] = (table[index[i]] >> 20) & 0xF;
5066                                 target.pga[i] = (table[index[i]] >> 24) & 0xF;
5067                                 target.txgm[i] = (table[index[i]] >> 28) & 0xF;
5068                         } else {
5069                                 target.ipa[i] = (table[index[i]] >> 16) & 0x3;
5070                                 target.pad[i] = (table[index[i]] >> 18) & 0x3;
5071                                 target.pga[i] = (table[index[i]] >> 20) & 0x7;
5072                                 target.txgm[i] = (table[index[i]] >> 23) & 0x7;
5073                         }
5074                 }
5075         }
5076
5077         return target;
5078 }
5079
5080 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhyCleanup */
5081 static void b43_nphy_tx_cal_phy_cleanup(struct b43_wldev *dev)
5082 {
5083         u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
5084
5085         if (dev->phy.rev >= 3) {
5086                 b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[0]);
5087                 b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
5088                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
5089                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[3]);
5090                 b43_phy_write(dev, B43_NPHY_BBCFG, regs[4]);
5091                 b43_ntab_write(dev, B43_NTAB16(8, 3), regs[5]);
5092                 b43_ntab_write(dev, B43_NTAB16(8, 19), regs[6]);
5093                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[7]);
5094                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[8]);
5095                 b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
5096                 b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
5097                 b43_nphy_reset_cca(dev);
5098         } else {
5099                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, regs[0]);
5100                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, regs[1]);
5101                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
5102                 b43_ntab_write(dev, B43_NTAB16(8, 2), regs[3]);
5103                 b43_ntab_write(dev, B43_NTAB16(8, 18), regs[4]);
5104                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[5]);
5105                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[6]);
5106         }
5107 }
5108
5109 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhySetup */
5110 static void b43_nphy_tx_cal_phy_setup(struct b43_wldev *dev)
5111 {
5112         struct b43_phy *phy = &dev->phy;
5113         struct b43_phy_n *nphy = dev->phy.n;
5114         u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
5115         u16 tmp;
5116
5117         regs[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
5118         regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
5119         if (dev->phy.rev >= 3) {
5120                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0xF0FF, 0x0A00);
5121                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0xF0FF, 0x0A00);
5122
5123                 tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
5124                 regs[2] = tmp;
5125                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, tmp | 0x0600);
5126
5127                 tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5128                 regs[3] = tmp;
5129                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x0600);
5130
5131                 regs[4] = b43_phy_read(dev, B43_NPHY_BBCFG);
5132                 b43_phy_mask(dev, B43_NPHY_BBCFG,
5133                              ~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
5134
5135                 tmp = b43_ntab_read(dev, B43_NTAB16(8, 3));
5136                 regs[5] = tmp;
5137                 b43_ntab_write(dev, B43_NTAB16(8, 3), 0);
5138
5139                 tmp = b43_ntab_read(dev, B43_NTAB16(8, 19));
5140                 regs[6] = tmp;
5141                 b43_ntab_write(dev, B43_NTAB16(8, 19), 0);
5142                 regs[7] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
5143                 regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
5144
5145                 if (!nphy->use_int_tx_iq_lo_cal)
5146                         b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA,
5147                                                       1, 3);
5148                 else
5149                         b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA,
5150                                                       0, 3);
5151                 b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 2, 1);
5152                 b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 8, 2);
5153
5154                 regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
5155                 regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
5156                 b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
5157                 b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
5158
5159                 tmp = b43_nphy_read_lpf_ctl(dev, 0);
5160                 if (phy->rev >= 19)
5161                         b43_nphy_rf_ctl_override_rev19(dev, 0x80, tmp, 0, false,
5162                                                        1);
5163                 else if (phy->rev >= 7)
5164                         b43_nphy_rf_ctl_override_rev7(dev, 0x80, tmp, 0, false,
5165                                                       1);
5166
5167                 if (nphy->use_int_tx_iq_lo_cal && true /* FIXME */) {
5168                         if (phy->rev >= 19) {
5169                                 b43_nphy_rf_ctl_override_rev19(dev, 0x8, 0, 0x3,
5170                                                                false, 0);
5171                         } else if (phy->rev >= 8) {
5172                                 b43_nphy_rf_ctl_override_rev7(dev, 0x8, 0, 0x3,
5173                                                               false, 0);
5174                         } else if (phy->rev == 7) {
5175                                 b43_radio_maskset(dev, R2057_OVR_REG0, 1 << 4, 1 << 4);
5176                                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5177                                         b43_radio_maskset(dev, R2057_PAD2G_TUNE_PUS_CORE0, ~1, 0);
5178                                         b43_radio_maskset(dev, R2057_PAD2G_TUNE_PUS_CORE1, ~1, 0);
5179                                 } else {
5180                                         b43_radio_maskset(dev, R2057_IPA5G_CASCOFFV_PU_CORE0, ~1, 0);
5181                                         b43_radio_maskset(dev, R2057_IPA5G_CASCOFFV_PU_CORE1, ~1, 0);
5182                                 }
5183                         }
5184                 }
5185         } else {
5186                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, 0xA000);
5187                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, 0xA000);
5188                 tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5189                 regs[2] = tmp;
5190                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x3000);
5191                 tmp = b43_ntab_read(dev, B43_NTAB16(8, 2));
5192                 regs[3] = tmp;
5193                 tmp |= 0x2000;
5194                 b43_ntab_write(dev, B43_NTAB16(8, 2), tmp);
5195                 tmp = b43_ntab_read(dev, B43_NTAB16(8, 18));
5196                 regs[4] = tmp;
5197                 tmp |= 0x2000;
5198                 b43_ntab_write(dev, B43_NTAB16(8, 18), tmp);
5199                 regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
5200                 regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
5201                 if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
5202                         tmp = 0x0180;
5203                 else
5204                         tmp = 0x0120;
5205                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
5206                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
5207         }
5208 }
5209
5210 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SaveCal */
5211 static void b43_nphy_save_cal(struct b43_wldev *dev)
5212 {
5213         struct b43_phy *phy = &dev->phy;
5214         struct b43_phy_n *nphy = dev->phy.n;
5215
5216         struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
5217         u16 *txcal_radio_regs = NULL;
5218         struct b43_chanspec *iqcal_chanspec;
5219         u16 *table = NULL;
5220
5221         if (nphy->hang_avoid)
5222                 b43_nphy_stay_in_carrier_search(dev, 1);
5223
5224         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5225                 rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
5226                 txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
5227                 iqcal_chanspec = &nphy->iqcal_chanspec_2G;
5228                 table = nphy->cal_cache.txcal_coeffs_2G;
5229         } else {
5230                 rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
5231                 txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
5232                 iqcal_chanspec = &nphy->iqcal_chanspec_5G;
5233                 table = nphy->cal_cache.txcal_coeffs_5G;
5234         }
5235
5236         b43_nphy_rx_iq_coeffs(dev, false, rxcal_coeffs);
5237         /* TODO use some definitions */
5238         if (phy->rev >= 19) {
5239                 /* TODO */
5240         } else if (phy->rev >= 7) {
5241                 txcal_radio_regs[0] = b43_radio_read(dev,
5242                                                      R2057_TX0_LOFT_FINE_I);
5243                 txcal_radio_regs[1] = b43_radio_read(dev,
5244                                                      R2057_TX0_LOFT_FINE_Q);
5245                 txcal_radio_regs[4] = b43_radio_read(dev,
5246                                                      R2057_TX0_LOFT_COARSE_I);
5247                 txcal_radio_regs[5] = b43_radio_read(dev,
5248                                                      R2057_TX0_LOFT_COARSE_Q);
5249                 txcal_radio_regs[2] = b43_radio_read(dev,
5250                                                      R2057_TX1_LOFT_FINE_I);
5251                 txcal_radio_regs[3] = b43_radio_read(dev,
5252                                                      R2057_TX1_LOFT_FINE_Q);
5253                 txcal_radio_regs[6] = b43_radio_read(dev,
5254                                                      R2057_TX1_LOFT_COARSE_I);
5255                 txcal_radio_regs[7] = b43_radio_read(dev,
5256                                                      R2057_TX1_LOFT_COARSE_Q);
5257         } else if (phy->rev >= 3) {
5258                 txcal_radio_regs[0] = b43_radio_read(dev, 0x2021);
5259                 txcal_radio_regs[1] = b43_radio_read(dev, 0x2022);
5260                 txcal_radio_regs[2] = b43_radio_read(dev, 0x3021);
5261                 txcal_radio_regs[3] = b43_radio_read(dev, 0x3022);
5262                 txcal_radio_regs[4] = b43_radio_read(dev, 0x2023);
5263                 txcal_radio_regs[5] = b43_radio_read(dev, 0x2024);
5264                 txcal_radio_regs[6] = b43_radio_read(dev, 0x3023);
5265                 txcal_radio_regs[7] = b43_radio_read(dev, 0x3024);
5266         } else {
5267                 txcal_radio_regs[0] = b43_radio_read(dev, 0x8B);
5268                 txcal_radio_regs[1] = b43_radio_read(dev, 0xBA);
5269                 txcal_radio_regs[2] = b43_radio_read(dev, 0x8D);
5270                 txcal_radio_regs[3] = b43_radio_read(dev, 0xBC);
5271         }
5272         iqcal_chanspec->center_freq = dev->phy.chandef->chan->center_freq;
5273         iqcal_chanspec->channel_type =
5274                                 cfg80211_get_chandef_type(dev->phy.chandef);
5275         b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 8, table);
5276
5277         if (nphy->hang_avoid)
5278                 b43_nphy_stay_in_carrier_search(dev, 0);
5279 }
5280
5281 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreCal */
5282 static void b43_nphy_restore_cal(struct b43_wldev *dev)
5283 {
5284         struct b43_phy *phy = &dev->phy;
5285         struct b43_phy_n *nphy = dev->phy.n;
5286
5287         u16 coef[4];
5288         u16 *loft = NULL;
5289         u16 *table = NULL;
5290
5291         int i;
5292         u16 *txcal_radio_regs = NULL;
5293         struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
5294
5295         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5296                 if (!nphy->iqcal_chanspec_2G.center_freq)
5297                         return;
5298                 table = nphy->cal_cache.txcal_coeffs_2G;
5299                 loft = &nphy->cal_cache.txcal_coeffs_2G[5];
5300         } else {
5301                 if (!nphy->iqcal_chanspec_5G.center_freq)
5302                         return;
5303                 table = nphy->cal_cache.txcal_coeffs_5G;
5304                 loft = &nphy->cal_cache.txcal_coeffs_5G[5];
5305         }
5306
5307         b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, table);
5308
5309         for (i = 0; i < 4; i++) {
5310                 if (dev->phy.rev >= 3)
5311                         table[i] = coef[i];
5312                 else
5313                         coef[i] = 0;
5314         }
5315
5316         b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, coef);
5317         b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, loft);
5318         b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, loft);
5319
5320         if (dev->phy.rev < 2)
5321                 b43_nphy_tx_iq_workaround(dev);
5322
5323         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5324                 txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
5325                 rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
5326         } else {
5327                 txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
5328                 rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
5329         }
5330
5331         /* TODO use some definitions */
5332         if (phy->rev >= 19) {
5333                 /* TODO */
5334         } else if (phy->rev >= 7) {
5335                 b43_radio_write(dev, R2057_TX0_LOFT_FINE_I,
5336                                 txcal_radio_regs[0]);
5337                 b43_radio_write(dev, R2057_TX0_LOFT_FINE_Q,
5338                                 txcal_radio_regs[1]);
5339                 b43_radio_write(dev, R2057_TX0_LOFT_COARSE_I,
5340                                 txcal_radio_regs[4]);
5341                 b43_radio_write(dev, R2057_TX0_LOFT_COARSE_Q,
5342                                 txcal_radio_regs[5]);
5343                 b43_radio_write(dev, R2057_TX1_LOFT_FINE_I,
5344                                 txcal_radio_regs[2]);
5345                 b43_radio_write(dev, R2057_TX1_LOFT_FINE_Q,
5346                                 txcal_radio_regs[3]);
5347                 b43_radio_write(dev, R2057_TX1_LOFT_COARSE_I,
5348                                 txcal_radio_regs[6]);
5349                 b43_radio_write(dev, R2057_TX1_LOFT_COARSE_Q,
5350                                 txcal_radio_regs[7]);
5351         } else if (phy->rev >= 3) {
5352                 b43_radio_write(dev, 0x2021, txcal_radio_regs[0]);
5353                 b43_radio_write(dev, 0x2022, txcal_radio_regs[1]);
5354                 b43_radio_write(dev, 0x3021, txcal_radio_regs[2]);
5355                 b43_radio_write(dev, 0x3022, txcal_radio_regs[3]);
5356                 b43_radio_write(dev, 0x2023, txcal_radio_regs[4]);
5357                 b43_radio_write(dev, 0x2024, txcal_radio_regs[5]);
5358                 b43_radio_write(dev, 0x3023, txcal_radio_regs[6]);
5359                 b43_radio_write(dev, 0x3024, txcal_radio_regs[7]);
5360         } else {
5361                 b43_radio_write(dev, 0x8B, txcal_radio_regs[0]);
5362                 b43_radio_write(dev, 0xBA, txcal_radio_regs[1]);
5363                 b43_radio_write(dev, 0x8D, txcal_radio_regs[2]);
5364                 b43_radio_write(dev, 0xBC, txcal_radio_regs[3]);
5365         }
5366         b43_nphy_rx_iq_coeffs(dev, true, rxcal_coeffs);
5367 }
5368
5369 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalTxIqlo */
5370 static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
5371                                 struct nphy_txgains target,
5372                                 bool full, bool mphase)
5373 {
5374         struct b43_phy *phy = &dev->phy;
5375         struct b43_phy_n *nphy = dev->phy.n;
5376         int i;
5377         int error = 0;
5378         int freq;
5379         bool avoid = false;
5380         u8 length;
5381         u16 tmp, core, type, count, max, numb, last = 0, cmd;
5382         const u16 *table;
5383         bool phy6or5x;
5384
5385         u16 buffer[11];
5386         u16 diq_start = 0;
5387         u16 save[2];
5388         u16 gain[2];
5389         struct nphy_iqcal_params params[2];
5390         bool updated[2] = { };
5391
5392         b43_nphy_stay_in_carrier_search(dev, true);
5393
5394         if (dev->phy.rev >= 4) {
5395                 avoid = nphy->hang_avoid;
5396                 nphy->hang_avoid = false;
5397         }
5398
5399         b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
5400
5401         for (i = 0; i < 2; i++) {
5402                 b43_nphy_iq_cal_gain_params(dev, i, target, &params[i]);
5403                 gain[i] = params[i].cal_gain;
5404         }
5405
5406         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain);
5407
5408         b43_nphy_tx_cal_radio_setup(dev);
5409         b43_nphy_tx_cal_phy_setup(dev);
5410
5411         phy6or5x = dev->phy.rev >= 6 ||
5412                 (dev->phy.rev == 5 && nphy->ipa2g_on &&
5413                 b43_current_band(dev->wl) == NL80211_BAND_2GHZ);
5414         if (phy6or5x) {
5415                 if (b43_is_40mhz(dev)) {
5416                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
5417                                         tbl_tx_iqlo_cal_loft_ladder_40);
5418                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
5419                                         tbl_tx_iqlo_cal_iqimb_ladder_40);
5420                 } else {
5421                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
5422                                         tbl_tx_iqlo_cal_loft_ladder_20);
5423                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
5424                                         tbl_tx_iqlo_cal_iqimb_ladder_20);
5425                 }
5426         }
5427
5428         if (phy->rev >= 19) {
5429                 /* TODO */
5430         } else if (phy->rev >= 7) {
5431                 b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AD9);
5432         } else {
5433                 b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9);
5434         }
5435
5436         if (!b43_is_40mhz(dev))
5437                 freq = 2500;
5438         else
5439                 freq = 5000;
5440
5441         if (nphy->mphase_cal_phase_id > 2)
5442                 b43_nphy_run_samples(dev, (b43_is_40mhz(dev) ? 40 : 20) * 8,
5443                                      0xFFFF, 0, true, false, false);
5444         else
5445                 error = b43_nphy_tx_tone(dev, freq, 250, true, false, false);
5446
5447         if (error == 0) {
5448                 if (nphy->mphase_cal_phase_id > 2) {
5449                         table = nphy->mphase_txcal_bestcoeffs;
5450                         length = 11;
5451                         if (dev->phy.rev < 3)
5452                                 length -= 2;
5453                 } else {
5454                         if (!full && nphy->txiqlocal_coeffsvalid) {
5455                                 table = nphy->txiqlocal_bestc;
5456                                 length = 11;
5457                                 if (dev->phy.rev < 3)
5458                                         length -= 2;
5459                         } else {
5460                                 full = true;
5461                                 if (dev->phy.rev >= 3) {
5462                                         table = tbl_tx_iqlo_cal_startcoefs_nphyrev3;
5463                                         length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3;
5464                                 } else {
5465                                         table = tbl_tx_iqlo_cal_startcoefs;
5466                                         length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS;
5467                                 }
5468                         }
5469                 }
5470
5471                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, table);
5472
5473                 if (full) {
5474                         if (dev->phy.rev >= 3)
5475                                 max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3;
5476                         else
5477                                 max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL;
5478                 } else {
5479                         if (dev->phy.rev >= 3)
5480                                 max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL_REV3;
5481                         else
5482                                 max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL;
5483                 }
5484
5485                 if (mphase) {
5486                         count = nphy->mphase_txcal_cmdidx;
5487                         numb = min(max,
5488                                 (u16)(count + nphy->mphase_txcal_numcmds));
5489                 } else {
5490                         count = 0;
5491                         numb = max;
5492                 }
5493
5494                 for (; count < numb; count++) {
5495                         if (full) {
5496                                 if (dev->phy.rev >= 3)
5497                                         cmd = tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[count];
5498                                 else
5499                                         cmd = tbl_tx_iqlo_cal_cmds_fullcal[count];
5500                         } else {
5501                                 if (dev->phy.rev >= 3)
5502                                         cmd = tbl_tx_iqlo_cal_cmds_recal_nphyrev3[count];
5503                                 else
5504                                         cmd = tbl_tx_iqlo_cal_cmds_recal[count];
5505                         }
5506
5507                         core = (cmd & 0x3000) >> 12;
5508                         type = (cmd & 0x0F00) >> 8;
5509
5510                         if (phy6or5x && updated[core] == 0) {
5511                                 b43_nphy_update_tx_cal_ladder(dev, core);
5512                                 updated[core] = true;
5513                         }
5514
5515                         tmp = (params[core].ncorr[type] << 8) | 0x66;
5516                         b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDNNUM, tmp);
5517
5518                         if (type == 1 || type == 3 || type == 4) {
5519                                 buffer[0] = b43_ntab_read(dev,
5520                                                 B43_NTAB16(15, 69 + core));
5521                                 diq_start = buffer[0];
5522                                 buffer[0] = 0;
5523                                 b43_ntab_write(dev, B43_NTAB16(15, 69 + core),
5524                                                 0);
5525                         }
5526
5527                         b43_phy_write(dev, B43_NPHY_IQLOCAL_CMD, cmd);
5528                         for (i = 0; i < 2000; i++) {
5529                                 tmp = b43_phy_read(dev, B43_NPHY_IQLOCAL_CMD);
5530                                 if (tmp & 0xC000)
5531                                         break;
5532                                 udelay(10);
5533                         }
5534
5535                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5536                                                 buffer);
5537                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length,
5538                                                 buffer);
5539
5540                         if (type == 1 || type == 3 || type == 4)
5541                                 buffer[0] = diq_start;
5542                 }
5543
5544                 if (mphase)
5545                         nphy->mphase_txcal_cmdidx = (numb >= max) ? 0 : numb;
5546
5547                 last = (dev->phy.rev < 3) ? 6 : 7;
5548
5549                 if (!mphase || nphy->mphase_cal_phase_id == last) {
5550                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 96), 4, buffer);
5551                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 4, buffer);
5552                         if (dev->phy.rev < 3) {
5553                                 buffer[0] = 0;
5554                                 buffer[1] = 0;
5555                                 buffer[2] = 0;
5556                                 buffer[3] = 0;
5557                         }
5558                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
5559                                                 buffer);
5560                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 101), 2,
5561                                                 buffer);
5562                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
5563                                                 buffer);
5564                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
5565                                                 buffer);
5566                         length = 11;
5567                         if (dev->phy.rev < 3)
5568                                 length -= 2;
5569                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5570                                                 nphy->txiqlocal_bestc);
5571                         nphy->txiqlocal_coeffsvalid = true;
5572                         nphy->txiqlocal_chanspec.center_freq =
5573                                                 phy->chandef->chan->center_freq;
5574                         nphy->txiqlocal_chanspec.channel_type =
5575                                         cfg80211_get_chandef_type(phy->chandef);
5576                 } else {
5577                         length = 11;
5578                         if (dev->phy.rev < 3)
5579                                 length -= 2;
5580                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5581                                                 nphy->mphase_txcal_bestcoeffs);
5582                 }
5583
5584                 b43_nphy_stop_playback(dev);
5585                 b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0);
5586         }
5587
5588         b43_nphy_tx_cal_phy_cleanup(dev);
5589         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
5590
5591         if (dev->phy.rev < 2 && (!mphase || nphy->mphase_cal_phase_id == last))
5592                 b43_nphy_tx_iq_workaround(dev);
5593
5594         if (dev->phy.rev >= 4)
5595                 nphy->hang_avoid = avoid;
5596
5597         b43_nphy_stay_in_carrier_search(dev, false);
5598
5599         return error;
5600 }
5601
5602 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ReapplyTxCalCoeffs */
5603 static void b43_nphy_reapply_tx_cal_coeffs(struct b43_wldev *dev)
5604 {
5605         struct b43_phy_n *nphy = dev->phy.n;
5606         u8 i;
5607         u16 buffer[7];
5608         bool equal = true;
5609
5610         if (!nphy->txiqlocal_coeffsvalid ||
5611             nphy->txiqlocal_chanspec.center_freq != dev->phy.chandef->chan->center_freq ||
5612             nphy->txiqlocal_chanspec.channel_type != cfg80211_get_chandef_type(dev->phy.chandef))
5613                 return;
5614
5615         b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
5616         for (i = 0; i < 4; i++) {
5617                 if (buffer[i] != nphy->txiqlocal_bestc[i]) {
5618                         equal = false;
5619                         break;
5620                 }
5621         }
5622
5623         if (!equal) {
5624                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4,
5625                                         nphy->txiqlocal_bestc);
5626                 for (i = 0; i < 4; i++)
5627                         buffer[i] = 0;
5628                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
5629                                         buffer);
5630                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
5631                                         &nphy->txiqlocal_bestc[5]);
5632                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
5633                                         &nphy->txiqlocal_bestc[5]);
5634         }
5635 }
5636
5637 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIqRev2 */
5638 static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
5639                         struct nphy_txgains target, u8 type, bool debug)
5640 {
5641         struct b43_phy_n *nphy = dev->phy.n;
5642         int i, j, index;
5643         u8 rfctl[2];
5644         u8 afectl_core;
5645         u16 tmp[6];
5646         u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna;
5647         u32 real, imag;
5648         enum nl80211_band band;
5649
5650         u8 use;
5651         u16 cur_hpf;
5652         u16 lna[3] = { 3, 3, 1 };
5653         u16 hpf1[3] = { 7, 2, 0 };
5654         u16 hpf2[3] = { 2, 0, 0 };
5655         u32 power[3] = { };
5656         u16 gain_save[2];
5657         u16 cal_gain[2];
5658         struct nphy_iqcal_params cal_params[2];
5659         struct nphy_iq_est est;
5660         int ret = 0;
5661         bool playtone = true;
5662         int desired = 13;
5663
5664         b43_nphy_stay_in_carrier_search(dev, 1);
5665
5666         if (dev->phy.rev < 2)
5667                 b43_nphy_reapply_tx_cal_coeffs(dev);
5668         b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
5669         for (i = 0; i < 2; i++) {
5670                 b43_nphy_iq_cal_gain_params(dev, i, target, &cal_params[i]);
5671                 cal_gain[i] = cal_params[i].cal_gain;
5672         }
5673         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, cal_gain);
5674
5675         for (i = 0; i < 2; i++) {
5676                 if (i == 0) {
5677                         rfctl[0] = B43_NPHY_RFCTL_INTC1;
5678                         rfctl[1] = B43_NPHY_RFCTL_INTC2;
5679                         afectl_core = B43_NPHY_AFECTL_C1;
5680                 } else {
5681                         rfctl[0] = B43_NPHY_RFCTL_INTC2;
5682                         rfctl[1] = B43_NPHY_RFCTL_INTC1;
5683                         afectl_core = B43_NPHY_AFECTL_C2;
5684                 }
5685
5686                 tmp[1] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
5687                 tmp[2] = b43_phy_read(dev, afectl_core);
5688                 tmp[3] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5689                 tmp[4] = b43_phy_read(dev, rfctl[0]);
5690                 tmp[5] = b43_phy_read(dev, rfctl[1]);
5691
5692                 b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
5693                                 ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
5694                                 ((1 - i) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
5695                 b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
5696                                 (1 - i));
5697                 b43_phy_set(dev, afectl_core, 0x0006);
5698                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0006);
5699
5700                 band = b43_current_band(dev->wl);
5701
5702                 if (nphy->rxcalparams & 0xFF000000) {
5703                         if (band == NL80211_BAND_5GHZ)
5704                                 b43_phy_write(dev, rfctl[0], 0x140);
5705                         else
5706                                 b43_phy_write(dev, rfctl[0], 0x110);
5707                 } else {
5708                         if (band == NL80211_BAND_5GHZ)
5709                                 b43_phy_write(dev, rfctl[0], 0x180);
5710                         else
5711                                 b43_phy_write(dev, rfctl[0], 0x120);
5712                 }
5713
5714                 if (band == NL80211_BAND_5GHZ)
5715                         b43_phy_write(dev, rfctl[1], 0x148);
5716                 else
5717                         b43_phy_write(dev, rfctl[1], 0x114);
5718
5719                 if (nphy->rxcalparams & 0x10000) {
5720                         b43_radio_maskset(dev, B2055_C1_GENSPARE2, 0xFC,
5721                                         (i + 1));
5722                         b43_radio_maskset(dev, B2055_C2_GENSPARE2, 0xFC,
5723                                         (2 - i));
5724                 }
5725
5726                 for (j = 0; j < 4; j++) {
5727                         if (j < 3) {
5728                                 cur_lna = lna[j];
5729                                 cur_hpf1 = hpf1[j];
5730                                 cur_hpf2 = hpf2[j];
5731                         } else {
5732                                 if (power[1] > 10000) {
5733                                         use = 1;
5734                                         cur_hpf = cur_hpf1;
5735                                         index = 2;
5736                                 } else {
5737                                         if (power[0] > 10000) {
5738                                                 use = 1;
5739                                                 cur_hpf = cur_hpf1;
5740                                                 index = 1;
5741                                         } else {
5742                                                 index = 0;
5743                                                 use = 2;
5744                                                 cur_hpf = cur_hpf2;
5745                                         }
5746                                 }
5747                                 cur_lna = lna[index];
5748                                 cur_hpf1 = hpf1[index];
5749                                 cur_hpf2 = hpf2[index];
5750                                 cur_hpf += desired - hweight32(power[index]);
5751                                 cur_hpf = clamp_val(cur_hpf, 0, 10);
5752                                 if (use == 1)
5753                                         cur_hpf1 = cur_hpf;
5754                                 else
5755                                         cur_hpf2 = cur_hpf;
5756                         }
5757
5758                         tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) |
5759                                         (cur_lna << 2));
5760                         b43_nphy_rf_ctl_override(dev, 0x400, tmp[0], 3,
5761                                                                         false);
5762                         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5763                         b43_nphy_stop_playback(dev);
5764
5765                         if (playtone) {
5766                                 ret = b43_nphy_tx_tone(dev, 4000,
5767                                                 (nphy->rxcalparams & 0xFFFF),
5768                                                 false, false, true);
5769                                 playtone = false;
5770                         } else {
5771                                 b43_nphy_run_samples(dev, 160, 0xFFFF, 0, false,
5772                                                      false, true);
5773                         }
5774
5775                         if (ret == 0) {
5776                                 if (j < 3) {
5777                                         b43_nphy_rx_iq_est(dev, &est, 1024, 32,
5778                                                                         false);
5779                                         if (i == 0) {
5780                                                 real = est.i0_pwr;
5781                                                 imag = est.q0_pwr;
5782                                         } else {
5783                                                 real = est.i1_pwr;
5784                                                 imag = est.q1_pwr;
5785                                         }
5786                                         power[i] = ((real + imag) / 1024) + 1;
5787                                 } else {
5788                                         b43_nphy_calc_rx_iq_comp(dev, 1 << i);
5789                                 }
5790                                 b43_nphy_stop_playback(dev);
5791                         }
5792
5793                         if (ret != 0)
5794                                 break;
5795                 }
5796
5797                 b43_radio_mask(dev, B2055_C1_GENSPARE2, 0xFC);
5798                 b43_radio_mask(dev, B2055_C2_GENSPARE2, 0xFC);
5799                 b43_phy_write(dev, rfctl[1], tmp[5]);
5800                 b43_phy_write(dev, rfctl[0], tmp[4]);
5801                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp[3]);
5802                 b43_phy_write(dev, afectl_core, tmp[2]);
5803                 b43_phy_write(dev, B43_NPHY_RFSEQCA, tmp[1]);
5804
5805                 if (ret != 0)
5806                         break;
5807         }
5808
5809         b43_nphy_rf_ctl_override(dev, 0x400, 0, 3, true);
5810         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5811         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
5812
5813         b43_nphy_stay_in_carrier_search(dev, 0);
5814
5815         return ret;
5816 }
5817
5818 static int b43_nphy_rev3_cal_rx_iq(struct b43_wldev *dev,
5819                         struct nphy_txgains target, u8 type, bool debug)
5820 {
5821         return -1;
5822 }
5823
5824 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIq */
5825 static int b43_nphy_cal_rx_iq(struct b43_wldev *dev,
5826                         struct nphy_txgains target, u8 type, bool debug)
5827 {
5828         if (dev->phy.rev >= 7)
5829                 type = 0;
5830
5831         if (dev->phy.rev >= 3)
5832                 return b43_nphy_rev3_cal_rx_iq(dev, target, type, debug);
5833         else
5834                 return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug);
5835 }
5836
5837 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreSetState */
5838 static void b43_nphy_set_rx_core_state(struct b43_wldev *dev, u8 mask)
5839 {
5840         struct b43_phy *phy = &dev->phy;
5841         struct b43_phy_n *nphy = phy->n;
5842         /* u16 buf[16]; it's rev3+ */
5843
5844         nphy->phyrxchain = mask;
5845
5846         if (0 /* FIXME clk */)
5847                 return;
5848
5849         b43_mac_suspend(dev);
5850
5851         if (nphy->hang_avoid)
5852                 b43_nphy_stay_in_carrier_search(dev, true);
5853
5854         b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
5855                         (mask & 0x3) << B43_NPHY_RFSEQCA_RXEN_SHIFT);
5856
5857         if ((mask & 0x3) != 0x3) {
5858                 b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 1);
5859                 if (dev->phy.rev >= 3) {
5860                         /* TODO */
5861                 }
5862         } else {
5863                 b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 0x1E);
5864                 if (dev->phy.rev >= 3) {
5865                         /* TODO */
5866                 }
5867         }
5868
5869         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5870
5871         if (nphy->hang_avoid)
5872                 b43_nphy_stay_in_carrier_search(dev, false);
5873
5874         b43_mac_enable(dev);
5875 }
5876
5877 static enum b43_txpwr_result b43_nphy_op_recalc_txpower(struct b43_wldev *dev,
5878                                                         bool ignore_tssi)
5879 {
5880         struct b43_phy *phy = &dev->phy;
5881         struct b43_phy_n *nphy = dev->phy.n;
5882         struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan;
5883         struct b43_ppr *ppr = &nphy->tx_pwr_max_ppr;
5884         u8 max; /* qdBm */
5885
5886         if (nphy->tx_pwr_last_recalc_freq == channel->center_freq &&
5887             nphy->tx_pwr_last_recalc_limit == phy->desired_txpower)
5888                 return B43_TXPWR_RES_DONE;
5889
5890         /* Make sure we have a clean PPR */
5891         b43_ppr_clear(dev, ppr);
5892
5893         /* HW limitations */
5894         b43_ppr_load_max_from_sprom(dev, ppr, B43_BAND_2G);
5895
5896         /* Regulatory & user settings */
5897         max = INT_TO_Q52(phy->chandef->chan->max_power);
5898         if (phy->desired_txpower)
5899                 max = min_t(u8, max, INT_TO_Q52(phy->desired_txpower));
5900         b43_ppr_apply_max(dev, ppr, max);
5901         if (b43_debug(dev, B43_DBG_XMITPOWER))
5902                 b43dbg(dev->wl, "Calculated TX power: " Q52_FMT "\n",
5903                        Q52_ARG(b43_ppr_get_max(dev, ppr)));
5904
5905         /* TODO: Enable this once we get gains working */
5906 #if 0
5907         /* Some extra gains */
5908         hw_gain = 6; /* N-PHY specific */
5909         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
5910                 hw_gain += sprom->antenna_gain.a0;
5911         else
5912                 hw_gain += sprom->antenna_gain.a1;
5913         b43_ppr_add(dev, ppr, -hw_gain);
5914 #endif
5915
5916         /* Make sure we didn't go too low */
5917         b43_ppr_apply_min(dev, ppr, INT_TO_Q52(8));
5918
5919         /* Apply */
5920         b43_mac_suspend(dev);
5921         b43_nphy_tx_power_ctl_setup(dev);
5922         if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
5923                 b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_PHY_LOCK);
5924                 b43_read32(dev, B43_MMIO_MACCTL);
5925                 udelay(1);
5926         }
5927         b43_nphy_tx_power_ctrl(dev, nphy->txpwrctrl);
5928         if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
5929                 b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PHY_LOCK, 0);
5930         b43_mac_enable(dev);
5931
5932         nphy->tx_pwr_last_recalc_freq = channel->center_freq;
5933         nphy->tx_pwr_last_recalc_limit = phy->desired_txpower;
5934
5935         return B43_TXPWR_RES_DONE;
5936 }
5937
5938 /**************************************************
5939  * N-PHY init
5940  **************************************************/
5941
5942 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MIMOConfig */
5943 static void b43_nphy_update_mimo_config(struct b43_wldev *dev, s32 preamble)
5944 {
5945         u16 mimocfg = b43_phy_read(dev, B43_NPHY_MIMOCFG);
5946
5947         mimocfg |= B43_NPHY_MIMOCFG_AUTO;
5948         if (preamble == 1)
5949                 mimocfg |= B43_NPHY_MIMOCFG_GFMIX;
5950         else
5951                 mimocfg &= ~B43_NPHY_MIMOCFG_GFMIX;
5952
5953         b43_phy_write(dev, B43_NPHY_MIMOCFG, mimocfg);
5954 }
5955
5956 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BPHYInit */
5957 static void b43_nphy_bphy_init(struct b43_wldev *dev)
5958 {
5959         unsigned int i;
5960         u16 val;
5961
5962         val = 0x1E1F;
5963         for (i = 0; i < 16; i++) {
5964                 b43_phy_write(dev, B43_PHY_N_BMODE(0x88 + i), val);
5965                 val -= 0x202;
5966         }
5967         val = 0x3E3F;
5968         for (i = 0; i < 16; i++) {
5969                 b43_phy_write(dev, B43_PHY_N_BMODE(0x98 + i), val);
5970                 val -= 0x202;
5971         }
5972         b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
5973 }
5974
5975 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SuperSwitchInit */
5976 static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init)
5977 {
5978         if (dev->phy.rev >= 7)
5979                 return;
5980
5981         if (dev->phy.rev >= 3) {
5982                 if (!init)
5983                         return;
5984                 if (0 /* FIXME */) {
5985                         b43_ntab_write(dev, B43_NTAB16(9, 2), 0x211);
5986                         b43_ntab_write(dev, B43_NTAB16(9, 3), 0x222);
5987                         b43_ntab_write(dev, B43_NTAB16(9, 8), 0x144);
5988                         b43_ntab_write(dev, B43_NTAB16(9, 12), 0x188);
5989                 }
5990         } else {
5991                 b43_phy_write(dev, B43_NPHY_GPIO_LOOEN, 0);
5992                 b43_phy_write(dev, B43_NPHY_GPIO_HIOEN, 0);
5993
5994                 switch (dev->dev->bus_type) {
5995 #ifdef CONFIG_B43_BCMA
5996                 case B43_BUS_BCMA:
5997                         bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc,
5998                                                  0xFC00, 0xFC00);
5999                         break;
6000 #endif
6001 #ifdef CONFIG_B43_SSB
6002                 case B43_BUS_SSB:
6003                         ssb_chipco_gpio_control(&dev->dev->sdev->bus->chipco,
6004                                                 0xFC00, 0xFC00);
6005                         break;
6006 #endif
6007                 }
6008
6009                 b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_GPOUTSMSK, 0);
6010                 b43_maskset16(dev, B43_MMIO_GPIO_MASK, ~0, 0xFC00);
6011                 b43_maskset16(dev, B43_MMIO_GPIO_CONTROL, (~0xFC00 & 0xFFFF),
6012                               0);
6013
6014                 if (init) {
6015                         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
6016                         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
6017                         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
6018                         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
6019                 }
6020         }
6021 }
6022
6023 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N */
6024 static int b43_phy_initn(struct b43_wldev *dev)
6025 {
6026         struct ssb_sprom *sprom = dev->dev->bus_sprom;
6027         struct b43_phy *phy = &dev->phy;
6028         struct b43_phy_n *nphy = phy->n;
6029         u8 tx_pwr_state;
6030         struct nphy_txgains target;
6031         u16 tmp;
6032         bool do_rssi_cal;
6033
6034         u16 clip[2];
6035         bool do_cal = false;
6036
6037         if ((dev->phy.rev >= 3) &&
6038            (sprom->boardflags_lo & B43_BFL_EXTLNA) &&
6039            (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)) {
6040                 switch (dev->dev->bus_type) {
6041 #ifdef CONFIG_B43_BCMA
6042                 case B43_BUS_BCMA:
6043                         bcma_cc_set32(&dev->dev->bdev->bus->drv_cc,
6044                                       BCMA_CC_CHIPCTL, 0x40);
6045                         break;
6046 #endif
6047 #ifdef CONFIG_B43_SSB
6048                 case B43_BUS_SSB:
6049                         chipco_set32(&dev->dev->sdev->bus->chipco,
6050                                      SSB_CHIPCO_CHIPCTL, 0x40);
6051                         break;
6052 #endif
6053                 }
6054         }
6055         nphy->use_int_tx_iq_lo_cal = b43_nphy_ipa(dev) ||
6056                 phy->rev >= 7 ||
6057                 (phy->rev >= 5 &&
6058                  sprom->boardflags2_hi & B43_BFH2_INTERNDET_TXIQCAL);
6059         nphy->deaf_count = 0;
6060         b43_nphy_tables_init(dev);
6061         nphy->crsminpwr_adjusted = false;
6062         nphy->noisevars_adjusted = false;
6063
6064         /* Clear all overrides */
6065         if (dev->phy.rev >= 3) {
6066                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, 0);
6067                 b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
6068                 if (phy->rev >= 7) {
6069                         b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0);
6070                         b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER4, 0);
6071                         b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER5, 0);
6072                         b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER6, 0);
6073                 }
6074                 if (phy->rev >= 19) {
6075                         /* TODO */
6076                 }
6077
6078                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, 0);
6079                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, 0);
6080         } else {
6081                 b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
6082         }
6083         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, 0);
6084         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, 0);
6085         if (dev->phy.rev < 6) {
6086                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC3, 0);
6087                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC4, 0);
6088         }
6089         b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
6090                      ~(B43_NPHY_RFSEQMODE_CAOVER |
6091                        B43_NPHY_RFSEQMODE_TROVER));
6092         if (dev->phy.rev >= 3)
6093                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, 0);
6094         b43_phy_write(dev, B43_NPHY_AFECTL_OVER, 0);
6095
6096         if (dev->phy.rev <= 2) {
6097                 tmp = (dev->phy.rev == 2) ? 0x3B : 0x40;
6098                 b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
6099                                 ~B43_NPHY_BPHY_CTL3_SCALE,
6100                                 tmp << B43_NPHY_BPHY_CTL3_SCALE_SHIFT);
6101         }
6102         b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_20M, 0x20);
6103         b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_40M, 0x20);
6104
6105         if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD ||
6106             (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE &&
6107              dev->dev->board_type == BCMA_BOARD_TYPE_BCM943224M93))
6108                 b43_phy_write(dev, B43_NPHY_TXREALFD, 0xA0);
6109         else
6110                 b43_phy_write(dev, B43_NPHY_TXREALFD, 0xB8);
6111         b43_phy_write(dev, B43_NPHY_MIMO_CRSTXEXT, 0xC8);
6112         b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x50);
6113         b43_phy_write(dev, B43_NPHY_TXRIFS_FRDEL, 0x30);
6114
6115         if (phy->rev < 8)
6116                 b43_nphy_update_mimo_config(dev, nphy->preamble_override);
6117
6118         b43_nphy_update_txrx_chain(dev);
6119
6120         if (phy->rev < 2) {
6121                 b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8);
6122                 b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4);
6123         }
6124
6125         if (b43_nphy_ipa(dev)) {
6126                 b43_phy_set(dev, B43_NPHY_PAPD_EN0, 0x1);
6127                 b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ0, 0x007F,
6128                                 nphy->papd_epsilon_offset[0] << 7);
6129                 b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1);
6130                 b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F,
6131                                 nphy->papd_epsilon_offset[1] << 7);
6132                 b43_nphy_int_pa_set_tx_dig_filters(dev);
6133         } else if (phy->rev >= 5) {
6134                 b43_nphy_ext_pa_set_tx_dig_filters(dev);
6135         }
6136
6137         b43_nphy_workarounds(dev);
6138
6139         /* Reset CCA, in init code it differs a little from standard way */
6140         b43_phy_force_clock(dev, 1);
6141         tmp = b43_phy_read(dev, B43_NPHY_BBCFG);
6142         b43_phy_write(dev, B43_NPHY_BBCFG, tmp | B43_NPHY_BBCFG_RSTCCA);
6143         b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA);
6144         b43_phy_force_clock(dev, 0);
6145
6146         b43_mac_phy_clock_set(dev, true);
6147
6148         if (phy->rev < 7) {
6149                 b43_nphy_pa_override(dev, false);
6150                 b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
6151                 b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
6152                 b43_nphy_pa_override(dev, true);
6153         }
6154
6155         b43_nphy_classifier(dev, 0, 0);
6156         b43_nphy_read_clip_detection(dev, clip);
6157         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6158                 b43_nphy_bphy_init(dev);
6159
6160         tx_pwr_state = nphy->txpwrctrl;
6161         b43_nphy_tx_power_ctrl(dev, false);
6162         b43_nphy_tx_power_fix(dev);
6163         b43_nphy_tx_power_ctl_idle_tssi(dev);
6164         b43_nphy_tx_power_ctl_setup(dev);
6165         b43_nphy_tx_gain_table_upload(dev);
6166
6167         if (nphy->phyrxchain != 3)
6168                 b43_nphy_set_rx_core_state(dev, nphy->phyrxchain);
6169         if (nphy->mphase_cal_phase_id > 0)
6170                 ;/* TODO PHY Periodic Calibration Multi-Phase Restart */
6171
6172         do_rssi_cal = false;
6173         if (phy->rev >= 3) {
6174                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6175                         do_rssi_cal = !nphy->rssical_chanspec_2G.center_freq;
6176                 else
6177                         do_rssi_cal = !nphy->rssical_chanspec_5G.center_freq;
6178
6179                 if (do_rssi_cal)
6180                         b43_nphy_rssi_cal(dev);
6181                 else
6182                         b43_nphy_restore_rssi_cal(dev);
6183         } else {
6184                 b43_nphy_rssi_cal(dev);
6185         }
6186
6187         if (!((nphy->measure_hold & 0x6) != 0)) {
6188                 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6189                         do_cal = !nphy->iqcal_chanspec_2G.center_freq;
6190                 else
6191                         do_cal = !nphy->iqcal_chanspec_5G.center_freq;
6192
6193                 if (nphy->mute)
6194                         do_cal = false;
6195
6196                 if (do_cal) {
6197                         target = b43_nphy_get_tx_gains(dev);
6198
6199                         if (nphy->antsel_type == 2)
6200                                 b43_nphy_superswitch_init(dev, true);
6201                         if (nphy->perical != 2) {
6202                                 b43_nphy_rssi_cal(dev);
6203                                 if (phy->rev >= 3) {
6204                                         nphy->cal_orig_pwr_idx[0] =
6205                                             nphy->txpwrindex[0].index_internal;
6206                                         nphy->cal_orig_pwr_idx[1] =
6207                                             nphy->txpwrindex[1].index_internal;
6208                                         /* TODO N PHY Pre Calibrate TX Gain */
6209                                         target = b43_nphy_get_tx_gains(dev);
6210                                 }
6211                                 if (!b43_nphy_cal_tx_iq_lo(dev, target, true, false))
6212                                         if (b43_nphy_cal_rx_iq(dev, target, 2, 0) == 0)
6213                                                 b43_nphy_save_cal(dev);
6214                         } else if (nphy->mphase_cal_phase_id == 0)
6215                                 ;/* N PHY Periodic Calibration with arg 3 */
6216                 } else {
6217                         b43_nphy_restore_cal(dev);
6218                 }
6219         }
6220
6221         b43_nphy_tx_pwr_ctrl_coef_setup(dev);
6222         b43_nphy_tx_power_ctrl(dev, tx_pwr_state);
6223         b43_phy_write(dev, B43_NPHY_TXMACIF_HOLDOFF, 0x0015);
6224         b43_phy_write(dev, B43_NPHY_TXMACDELAY, 0x0320);
6225         if (phy->rev >= 3 && phy->rev <= 6)
6226                 b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0032);
6227         b43_nphy_tx_lpf_bw(dev);
6228         if (phy->rev >= 3)
6229                 b43_nphy_spur_workaround(dev);
6230
6231         return 0;
6232 }
6233
6234 /**************************************************
6235  * Channel switching ops.
6236  **************************************************/
6237
6238 static void b43_chantab_phy_upload(struct b43_wldev *dev,
6239                                    const struct b43_phy_n_sfo_cfg *e)
6240 {
6241         b43_phy_write(dev, B43_NPHY_BW1A, e->phy_bw1a);
6242         b43_phy_write(dev, B43_NPHY_BW2, e->phy_bw2);
6243         b43_phy_write(dev, B43_NPHY_BW3, e->phy_bw3);
6244         b43_phy_write(dev, B43_NPHY_BW4, e->phy_bw4);
6245         b43_phy_write(dev, B43_NPHY_BW5, e->phy_bw5);
6246         b43_phy_write(dev, B43_NPHY_BW6, e->phy_bw6);
6247 }
6248
6249 /* http://bcm-v4.sipsolutions.net/802.11/PmuSpurAvoid */
6250 static void b43_nphy_pmu_spur_avoid(struct b43_wldev *dev, bool avoid)
6251 {
6252         switch (dev->dev->bus_type) {
6253 #ifdef CONFIG_B43_BCMA
6254         case B43_BUS_BCMA:
6255                 bcma_pmu_spuravoid_pllupdate(&dev->dev->bdev->bus->drv_cc,
6256                                              avoid);
6257                 break;
6258 #endif
6259 #ifdef CONFIG_B43_SSB
6260         case B43_BUS_SSB:
6261                 ssb_pmu_spuravoid_pllupdate(&dev->dev->sdev->bus->chipco,
6262                                             avoid);
6263                 break;
6264 #endif
6265         }
6266 }
6267
6268 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ChanspecSetup */
6269 static void b43_nphy_channel_setup(struct b43_wldev *dev,
6270                                 const struct b43_phy_n_sfo_cfg *e,
6271                                 struct ieee80211_channel *new_channel)
6272 {
6273         struct b43_phy *phy = &dev->phy;
6274         struct b43_phy_n *nphy = dev->phy.n;
6275         int ch = new_channel->hw_value;
6276         u16 tmp16;
6277
6278         if (new_channel->band == NL80211_BAND_5GHZ) {
6279                 /* Switch to 2 GHz for a moment to access B43_PHY_B_BBCFG */
6280                 b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
6281
6282                 tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR);
6283                 b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4);
6284                 /* Put BPHY in the reset */
6285                 b43_phy_set(dev, B43_PHY_B_BBCFG,
6286                             B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX);
6287                 b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16);
6288                 b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ);
6289         } else if (new_channel->band == NL80211_BAND_2GHZ) {
6290                 b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
6291                 tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR);
6292                 b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4);
6293                 /* Take BPHY out of the reset */
6294                 b43_phy_mask(dev, B43_PHY_B_BBCFG,
6295                              (u16)~(B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX));
6296                 b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16);
6297         }
6298
6299         b43_chantab_phy_upload(dev, e);
6300
6301         if (new_channel->hw_value == 14) {
6302                 b43_nphy_classifier(dev, 2, 0);
6303                 b43_phy_set(dev, B43_PHY_B_TEST, 0x0800);
6304         } else {
6305                 b43_nphy_classifier(dev, 2, 2);
6306                 if (new_channel->band == NL80211_BAND_2GHZ)
6307                         b43_phy_mask(dev, B43_PHY_B_TEST, ~0x840);
6308         }
6309
6310         if (!nphy->txpwrctrl)
6311                 b43_nphy_tx_power_fix(dev);
6312
6313         if (dev->phy.rev < 3)
6314                 b43_nphy_adjust_lna_gain_table(dev);
6315
6316         b43_nphy_tx_lpf_bw(dev);
6317
6318         if (dev->phy.rev >= 3 &&
6319             dev->phy.n->spur_avoid != B43_SPUR_AVOID_DISABLE) {
6320                 u8 spuravoid = 0;
6321
6322                 if (dev->phy.n->spur_avoid == B43_SPUR_AVOID_FORCE) {
6323                         spuravoid = 1;
6324                 } else if (phy->rev >= 19) {
6325                         /* TODO */
6326                 } else if (phy->rev >= 18) {
6327                         /* TODO */
6328                 } else if (phy->rev >= 17) {
6329                         /* TODO: Off for channels 1-11, but check 12-14! */
6330                 } else if (phy->rev >= 16) {
6331                         /* TODO: Off for 2 GHz, but check 5 GHz! */
6332                 } else if (phy->rev >= 7) {
6333                         if (!b43_is_40mhz(dev)) { /* 20MHz */
6334                                 if (ch == 13 || ch == 14 || ch == 153)
6335                                         spuravoid = 1;
6336                         } else { /* 40 MHz */
6337                                 if (ch == 54)
6338                                         spuravoid = 1;
6339                         }
6340                 } else {
6341                         if (!b43_is_40mhz(dev)) { /* 20MHz */
6342                                 if ((ch >= 5 && ch <= 8) || ch == 13 || ch == 14)
6343                                         spuravoid = 1;
6344                         } else { /* 40MHz */
6345                                 if (nphy->aband_spurwar_en &&
6346                                     (ch == 38 || ch == 102 || ch == 118))
6347                                         spuravoid = dev->dev->chip_id == 0x4716;
6348                         }
6349                 }
6350
6351                 b43_nphy_pmu_spur_avoid(dev, spuravoid);
6352
6353                 b43_mac_switch_freq(dev, spuravoid);
6354
6355                 if (dev->phy.rev == 3 || dev->phy.rev == 4)
6356                         b43_wireless_core_phy_pll_reset(dev);
6357
6358                 if (spuravoid)
6359                         b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTRX);
6360                 else
6361                         b43_phy_mask(dev, B43_NPHY_BBCFG,
6362                                      ~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
6363
6364                 b43_nphy_reset_cca(dev);
6365
6366                 /* wl sets useless phy_isspuravoid here */
6367         }
6368
6369         b43_phy_write(dev, B43_NPHY_NDATAT_DUP40, 0x3830);
6370
6371         if (phy->rev >= 3)
6372                 b43_nphy_spur_workaround(dev);
6373 }
6374
6375 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetChanspec */
6376 static int b43_nphy_set_channel(struct b43_wldev *dev,
6377                                 struct ieee80211_channel *channel,
6378                                 enum nl80211_channel_type channel_type)
6379 {
6380         struct b43_phy *phy = &dev->phy;
6381
6382         const struct b43_nphy_channeltab_entry_rev2 *tabent_r2 = NULL;
6383         const struct b43_nphy_channeltab_entry_rev3 *tabent_r3 = NULL;
6384         const struct b43_nphy_chantabent_rev7 *tabent_r7 = NULL;
6385         const struct b43_nphy_chantabent_rev7_2g *tabent_r7_2g = NULL;
6386
6387         u8 tmp;
6388
6389         if (phy->rev >= 19) {
6390                 return -ESRCH;
6391                 /* TODO */
6392         } else if (phy->rev >= 7) {
6393                 r2057_get_chantabent_rev7(dev, channel->center_freq,
6394                                           &tabent_r7, &tabent_r7_2g);
6395                 if (!tabent_r7 && !tabent_r7_2g)
6396                         return -ESRCH;
6397         } else if (phy->rev >= 3) {
6398                 tabent_r3 = b43_nphy_get_chantabent_rev3(dev,
6399                                                         channel->center_freq);
6400                 if (!tabent_r3)
6401                         return -ESRCH;
6402         } else {
6403                 tabent_r2 = b43_nphy_get_chantabent_rev2(dev,
6404                                                         channel->hw_value);
6405                 if (!tabent_r2)
6406                         return -ESRCH;
6407         }
6408
6409         /* Channel is set later in common code, but we need to set it on our
6410            own to let this function's subcalls work properly. */
6411         phy->channel = channel->hw_value;
6412
6413 #if 0
6414         if (b43_channel_type_is_40mhz(phy->channel_type) !=
6415                 b43_channel_type_is_40mhz(channel_type))
6416                 ; /* TODO: BMAC BW Set (channel_type) */
6417 #endif
6418
6419         if (channel_type == NL80211_CHAN_HT40PLUS) {
6420                 b43_phy_set(dev, B43_NPHY_RXCTL, B43_NPHY_RXCTL_BSELU20);
6421                 if (phy->rev >= 7)
6422                         b43_phy_set(dev, 0x310, 0x8000);
6423         } else if (channel_type == NL80211_CHAN_HT40MINUS) {
6424                 b43_phy_mask(dev, B43_NPHY_RXCTL, ~B43_NPHY_RXCTL_BSELU20);
6425                 if (phy->rev >= 7)
6426                         b43_phy_mask(dev, 0x310, (u16)~0x8000);
6427         }
6428
6429         if (phy->rev >= 19) {
6430                 /* TODO */
6431         } else if (phy->rev >= 7) {
6432                 const struct b43_phy_n_sfo_cfg *phy_regs = tabent_r7 ?
6433                         &(tabent_r7->phy_regs) : &(tabent_r7_2g->phy_regs);
6434
6435                 if (phy->radio_rev <= 4 || phy->radio_rev == 6) {
6436                         tmp = (channel->band == NL80211_BAND_5GHZ) ? 2 : 0;
6437                         b43_radio_maskset(dev, R2057_TIA_CONFIG_CORE0, ~2, tmp);
6438                         b43_radio_maskset(dev, R2057_TIA_CONFIG_CORE1, ~2, tmp);
6439                 }
6440
6441                 b43_radio_2057_setup(dev, tabent_r7, tabent_r7_2g);
6442                 b43_nphy_channel_setup(dev, phy_regs, channel);
6443         } else if (phy->rev >= 3) {
6444                 tmp = (channel->band == NL80211_BAND_5GHZ) ? 4 : 0;
6445                 b43_radio_maskset(dev, 0x08, 0xFFFB, tmp);
6446                 b43_radio_2056_setup(dev, tabent_r3);
6447                 b43_nphy_channel_setup(dev, &(tabent_r3->phy_regs), channel);
6448         } else {
6449                 tmp = (channel->band == NL80211_BAND_5GHZ) ? 0x0020 : 0x0050;
6450                 b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, tmp);
6451                 b43_radio_2055_setup(dev, tabent_r2);
6452                 b43_nphy_channel_setup(dev, &(tabent_r2->phy_regs), channel);
6453         }
6454
6455         return 0;
6456 }
6457
6458 /**************************************************
6459  * Basic PHY ops.
6460  **************************************************/
6461
6462 static int b43_nphy_op_allocate(struct b43_wldev *dev)
6463 {
6464         struct b43_phy_n *nphy;
6465
6466         nphy = kzalloc(sizeof(*nphy), GFP_KERNEL);
6467         if (!nphy)
6468                 return -ENOMEM;
6469
6470         dev->phy.n = nphy;
6471
6472         return 0;
6473 }
6474
6475 static void b43_nphy_op_prepare_structs(struct b43_wldev *dev)
6476 {
6477         struct b43_phy *phy = &dev->phy;
6478         struct b43_phy_n *nphy = phy->n;
6479         struct ssb_sprom *sprom = dev->dev->bus_sprom;
6480
6481         memset(nphy, 0, sizeof(*nphy));
6482
6483         nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4);
6484         nphy->spur_avoid = (phy->rev >= 3) ?
6485                                 B43_SPUR_AVOID_AUTO : B43_SPUR_AVOID_DISABLE;
6486         nphy->gain_boost = true; /* this way we follow wl, assume it is true */
6487         nphy->txrx_chain = 2; /* sth different than 0 and 1 for now */
6488         nphy->phyrxchain = 3; /* to avoid b43_nphy_set_rx_core_state like wl */
6489         nphy->perical = 2; /* avoid additional rssi cal on init (like wl) */
6490         /* 128 can mean disabled-by-default state of TX pwr ctl. Max value is
6491          * 0x7f == 127 and we check for 128 when restoring TX pwr ctl. */
6492         nphy->tx_pwr_idx[0] = 128;
6493         nphy->tx_pwr_idx[1] = 128;
6494
6495         /* Hardware TX power control and 5GHz power gain */
6496         nphy->txpwrctrl = false;
6497         nphy->pwg_gain_5ghz = false;
6498         if (dev->phy.rev >= 3 ||
6499             (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE &&
6500              (dev->dev->core_rev == 11 || dev->dev->core_rev == 12))) {
6501                 nphy->txpwrctrl = true;
6502                 nphy->pwg_gain_5ghz = true;
6503         } else if (sprom->revision >= 4) {
6504                 if (dev->phy.rev >= 2 &&
6505                     (sprom->boardflags2_lo & B43_BFL2_TXPWRCTRL_EN)) {
6506                         nphy->txpwrctrl = true;
6507 #ifdef CONFIG_B43_SSB
6508                         if (dev->dev->bus_type == B43_BUS_SSB &&
6509                             dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI) {
6510                                 struct pci_dev *pdev =
6511                                         dev->dev->sdev->bus->host_pci;
6512                                 if (pdev->device == 0x4328 ||
6513                                     pdev->device == 0x432a)
6514                                         nphy->pwg_gain_5ghz = true;
6515                         }
6516 #endif
6517                 } else if (sprom->boardflags2_lo & B43_BFL2_5G_PWRGAIN) {
6518                         nphy->pwg_gain_5ghz = true;
6519                 }
6520         }
6521
6522         if (dev->phy.rev >= 3) {
6523                 nphy->ipa2g_on = sprom->fem.ghz2.extpa_gain == 2;
6524                 nphy->ipa5g_on = sprom->fem.ghz5.extpa_gain == 2;
6525         }
6526 }
6527
6528 static void b43_nphy_op_free(struct b43_wldev *dev)
6529 {
6530         struct b43_phy *phy = &dev->phy;
6531         struct b43_phy_n *nphy = phy->n;
6532
6533         kfree(nphy);
6534         phy->n = NULL;
6535 }
6536
6537 static int b43_nphy_op_init(struct b43_wldev *dev)
6538 {
6539         return b43_phy_initn(dev);
6540 }
6541
6542 static inline void check_phyreg(struct b43_wldev *dev, u16 offset)
6543 {
6544 #if B43_DEBUG
6545         if ((offset & B43_PHYROUTE) == B43_PHYROUTE_OFDM_GPHY) {
6546                 /* OFDM registers are onnly available on A/G-PHYs */
6547                 b43err(dev->wl, "Invalid OFDM PHY access at "
6548                        "0x%04X on N-PHY\n", offset);
6549                 dump_stack();
6550         }
6551         if ((offset & B43_PHYROUTE) == B43_PHYROUTE_EXT_GPHY) {
6552                 /* Ext-G registers are only available on G-PHYs */
6553                 b43err(dev->wl, "Invalid EXT-G PHY access at "
6554                        "0x%04X on N-PHY\n", offset);
6555                 dump_stack();
6556         }
6557 #endif /* B43_DEBUG */
6558 }
6559
6560 static void b43_nphy_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
6561                                  u16 set)
6562 {
6563         check_phyreg(dev, reg);
6564         b43_write16f(dev, B43_MMIO_PHY_CONTROL, reg);
6565         b43_maskset16(dev, B43_MMIO_PHY_DATA, mask, set);
6566         dev->phy.writes_counter = 1;
6567 }
6568
6569 static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg)
6570 {
6571         /* Register 1 is a 32-bit register. */
6572         B43_WARN_ON(dev->phy.rev < 7 && reg == 1);
6573
6574         if (dev->phy.rev >= 7)
6575                 reg |= 0x200; /* Radio 0x2057 */
6576         else
6577                 reg |= 0x100;
6578
6579         b43_write16f(dev, B43_MMIO_RADIO_CONTROL, reg);
6580         return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
6581 }
6582
6583 static void b43_nphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
6584 {
6585         /* Register 1 is a 32-bit register. */
6586         B43_WARN_ON(dev->phy.rev < 7 && reg == 1);
6587
6588         b43_write16f(dev, B43_MMIO_RADIO_CONTROL, reg);
6589         b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
6590 }
6591
6592 /* http://bcm-v4.sipsolutions.net/802.11/Radio/Switch%20Radio */
6593 static void b43_nphy_op_software_rfkill(struct b43_wldev *dev,
6594                                         bool blocked)
6595 {
6596         struct b43_phy *phy = &dev->phy;
6597
6598         if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)
6599                 b43err(dev->wl, "MAC not suspended\n");
6600
6601         if (blocked) {
6602                 if (phy->rev >= 19) {
6603                         /* TODO */
6604                 } else if (phy->rev >= 8) {
6605                         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
6606                                      ~B43_NPHY_RFCTL_CMD_CHIP0PU);
6607                 } else if (phy->rev >= 7) {
6608                         /* Nothing needed */
6609                 } else if (phy->rev >= 3) {
6610                         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
6611                                      ~B43_NPHY_RFCTL_CMD_CHIP0PU);
6612
6613                         b43_radio_mask(dev, 0x09, ~0x2);
6614
6615                         b43_radio_write(dev, 0x204D, 0);
6616                         b43_radio_write(dev, 0x2053, 0);
6617                         b43_radio_write(dev, 0x2058, 0);
6618                         b43_radio_write(dev, 0x205E, 0);
6619                         b43_radio_mask(dev, 0x2062, ~0xF0);
6620                         b43_radio_write(dev, 0x2064, 0);
6621
6622                         b43_radio_write(dev, 0x304D, 0);
6623                         b43_radio_write(dev, 0x3053, 0);
6624                         b43_radio_write(dev, 0x3058, 0);
6625                         b43_radio_write(dev, 0x305E, 0);
6626                         b43_radio_mask(dev, 0x3062, ~0xF0);
6627                         b43_radio_write(dev, 0x3064, 0);
6628                 }
6629         } else {
6630                 if (phy->rev >= 19) {
6631                         /* TODO */
6632                 } else if (phy->rev >= 7) {
6633                         if (!dev->phy.radio_on)
6634                                 b43_radio_2057_init(dev);
6635                         b43_switch_channel(dev, dev->phy.channel);
6636                 } else if (phy->rev >= 3) {
6637                         if (!dev->phy.radio_on)
6638                                 b43_radio_init2056(dev);
6639                         b43_switch_channel(dev, dev->phy.channel);
6640                 } else {
6641                         b43_radio_init2055(dev);
6642                 }
6643         }
6644 }
6645
6646 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Anacore */
6647 static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on)
6648 {
6649         struct b43_phy *phy = &dev->phy;
6650         u16 override = on ? 0x0 : 0x7FFF;
6651         u16 core = on ? 0xD : 0x00FD;
6652
6653         if (phy->rev >= 19) {
6654                 /* TODO */
6655         } else if (phy->rev >= 3) {
6656                 if (on) {
6657                         b43_phy_write(dev, B43_NPHY_AFECTL_C1, core);
6658                         b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override);
6659                         b43_phy_write(dev, B43_NPHY_AFECTL_C2, core);
6660                         b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6661                 } else {
6662                         b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override);
6663                         b43_phy_write(dev, B43_NPHY_AFECTL_C1, core);
6664                         b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6665                         b43_phy_write(dev, B43_NPHY_AFECTL_C2, core);
6666                 }
6667         } else {
6668                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6669         }
6670 }
6671
6672 static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
6673                                       unsigned int new_channel)
6674 {
6675         struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan;
6676         enum nl80211_channel_type channel_type =
6677                 cfg80211_get_chandef_type(&dev->wl->hw->conf.chandef);
6678
6679         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
6680                 if ((new_channel < 1) || (new_channel > 14))
6681                         return -EINVAL;
6682         } else {
6683                 if (new_channel > 200)
6684                         return -EINVAL;
6685         }
6686
6687         return b43_nphy_set_channel(dev, channel, channel_type);
6688 }
6689
6690 static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev)
6691 {
6692         if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6693                 return 1;
6694         return 36;
6695 }
6696
6697 const struct b43_phy_operations b43_phyops_n = {
6698         .allocate               = b43_nphy_op_allocate,
6699         .free                   = b43_nphy_op_free,
6700         .prepare_structs        = b43_nphy_op_prepare_structs,
6701         .init                   = b43_nphy_op_init,
6702         .phy_maskset            = b43_nphy_op_maskset,
6703         .radio_read             = b43_nphy_op_radio_read,
6704         .radio_write            = b43_nphy_op_radio_write,
6705         .software_rfkill        = b43_nphy_op_software_rfkill,
6706         .switch_analog          = b43_nphy_op_switch_analog,
6707         .switch_channel         = b43_nphy_op_switch_channel,
6708         .get_default_chan       = b43_nphy_op_get_default_chan,
6709         .recalc_txpower         = b43_nphy_op_recalc_txpower,
6710 };