drivers/net/wireless/rt2x00/rt2800lib.c

   1 /*
   2         Copyright (C) 2010 Willow Garage <http://www.willowgarage.com>
   3         Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com>
   4         Copyright (C) 2009 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
   5         Copyright (C) 2009 Gertjan van Wingerde <gwingerde@gmail.com>
   6
   7         Based on the original rt2800pci.c and rt2800usb.c.
   8           Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com>
   9           Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
  10           Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com>
  11           Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de>
  12           Copyright (C) 2009 Mark Asselstine <asselsm@gmail.com>
  13           Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com>
  14           <http://rt2x00.serialmonkey.com>
  15
  16         This program is free software; you can redistribute it and/or modify
  17         it under the terms of the GNU General Public License as published by
  18         the Free Software Foundation; either version 2 of the License, or
  19         (at your option) any later version.
  20
  21         This program is distributed in the hope that it will be useful,
  22         but WITHOUT ANY WARRANTY; without even the implied warranty of
  23         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  24         GNU General Public License for more details.
  25
  26         You should have received a copy of the GNU General Public License
  27         along with this program; if not, write to the
  28         Free Software Foundation, Inc.,
  29         59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  30  */
  31
  32 /*
  33         Module: rt2800lib
  34         Abstract: rt2800 generic device routines.
  35  */
  36
  37 #include <linux/crc-ccitt.h>
  38 #include <linux/kernel.h>
  39 #include <linux/module.h>
  40 #include <linux/slab.h>
  41
  42 #include "rt2x00.h"
  43 #include "rt2800lib.h"
  44 #include "rt2800.h"
  45
  46 /*
  47  * Register access.
  48  * All access to the CSR registers will go through the methods
  49  * rt2800_register_read and rt2800_register_write.
  50  * BBP and RF register require indirect register access,
  51  * and use the CSR registers BBPCSR and RFCSR to achieve this.
  52  * These indirect registers work with busy bits,
  53  * and we will try maximal REGISTER_BUSY_COUNT times to access
  54  * the register while taking a REGISTER_BUSY_DELAY us delay
  55  * between each attampt. When the busy bit is still set at that time,
  56  * the access attempt is considered to have failed,
  57  * and we will print an error.
  58  * The _lock versions must be used if you already hold the csr_mutex
  59  */
  60 #define WAIT_FOR_BBP(__dev, __reg) \
  61         rt2800_regbusy_read((__dev), BBP_CSR_CFG, BBP_CSR_CFG_BUSY, (__reg))
  62 #define WAIT_FOR_RFCSR(__dev, __reg) \
  63         rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY, (__reg))
  64 #define WAIT_FOR_RF(__dev, __reg) \
  65         rt2800_regbusy_read((__dev), RF_CSR_CFG0, RF_CSR_CFG0_BUSY, (__reg))
  66 #define WAIT_FOR_MCU(__dev, __reg) \
  67         rt2800_regbusy_read((__dev), H2M_MAILBOX_CSR, \
  68                             H2M_MAILBOX_CSR_OWNER, (__reg))
  69
  70 static inline bool rt2800_is_305x_soc(struct rt2x00_dev *rt2x00dev)
  71 {
  72         /* check for rt2872 on SoC */
  73         if (!rt2x00_is_soc(rt2x00dev) ||
  74             !rt2x00_rt(rt2x00dev, RT2872))
  75                 return false;
  76
  77         /* we know for sure that these rf chipsets are used on rt305x boards */
  78         if (rt2x00_rf(rt2x00dev, RF3020) ||
  79             rt2x00_rf(rt2x00dev, RF3021) ||
  80             rt2x00_rf(rt2x00dev, RF3022))
  81                 return true;
  82
  83         rt2x00_warn(rt2x00dev, "Unknown RF chipset on rt305x\n");
  84         return false;
  85 }
  86
  87 static void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev,
  88                              const unsigned int word, const u8 value)
  89 {
  90         u32 reg;
  91
  92         mutex_lock(&rt2x00dev->csr_mutex);
  93
  94         /*
  95          * Wait until the BBP becomes available, afterwards we
  96          * can safely write the new data into the register.
  97          */
  98         if (WAIT_FOR_BBP(rt2x00dev, &reg)) {
  99                 reg = 0;
 100                 rt2x00_set_field32(&reg, BBP_CSR_CFG_VALUE, value);
 101                 rt2x00_set_field32(&reg, BBP_CSR_CFG_REGNUM, word);
 102                 rt2x00_set_field32(&reg, BBP_CSR_CFG_BUSY, 1);
 103                 rt2x00_set_field32(&reg, BBP_CSR_CFG_READ_CONTROL, 0);
 104                 rt2x00_set_field32(&reg, BBP_CSR_CFG_BBP_RW_MODE, 1);
 105
 106                 rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
 107         }
 108
 109         mutex_unlock(&rt2x00dev->csr_mutex);
 110 }
 111
 112 static void rt2800_bbp_read(struct rt2x00_dev *rt2x00dev,
 113                             const unsigned int word, u8 *value)
 114 {
 115         u32 reg;
 116
 117         mutex_lock(&rt2x00dev->csr_mutex);
 118
 119         /*
 120          * Wait until the BBP becomes available, afterwards we
 121          * can safely write the read request into the register.
 122          * After the data has been written, we wait until hardware
 123          * returns the correct value, if at any time the register
 124          * doesn't become available in time, reg will be 0xffffffff
 125          * which means we return 0xff to the caller.
 126          */
 127         if (WAIT_FOR_BBP(rt2x00dev, &reg)) {
 128                 reg = 0;
 129                 rt2x00_set_field32(&reg, BBP_CSR_CFG_REGNUM, word);
 130                 rt2x00_set_field32(&reg, BBP_CSR_CFG_BUSY, 1);
 131                 rt2x00_set_field32(&reg, BBP_CSR_CFG_READ_CONTROL, 1);
 132                 rt2x00_set_field32(&reg, BBP_CSR_CFG_BBP_RW_MODE, 1);
 133
 134                 rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
 135
 136                 WAIT_FOR_BBP(rt2x00dev, &reg);
 137         }
 138
 139         *value = rt2x00_get_field32(reg, BBP_CSR_CFG_VALUE);
 140
 141         mutex_unlock(&rt2x00dev->csr_mutex);
 142 }
 143
 144 static void rt2800_rfcsr_write(struct rt2x00_dev *rt2x00dev,
 145                                const unsigned int word, const u8 value)
 146 {
 147         u32 reg;
 148
 149         mutex_lock(&rt2x00dev->csr_mutex);
 150
 151         /*
 152          * Wait until the RFCSR becomes available, afterwards we
 153          * can safely write the new data into the register.
 154          */
 155         if (WAIT_FOR_RFCSR(rt2x00dev, &reg)) {
 156                 reg = 0;
 157                 rt2x00_set_field32(&reg, RF_CSR_CFG_DATA, value);
 158                 rt2x00_set_field32(&reg, RF_CSR_CFG_REGNUM, word);
 159                 rt2x00_set_field32(&reg, RF_CSR_CFG_WRITE, 1);
 160                 rt2x00_set_field32(&reg, RF_CSR_CFG_BUSY, 1);
 161
 162                 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg);
 163         }
 164
 165         mutex_unlock(&rt2x00dev->csr_mutex);
 166 }
 167
 168 static void rt2800_rfcsr_read(struct rt2x00_dev *rt2x00dev,
 169                               const unsigned int word, u8 *value)
 170 {
 171         u32 reg;
 172
 173         mutex_lock(&rt2x00dev->csr_mutex);
 174
 175         /*
 176          * Wait until the RFCSR becomes available, afterwards we
 177          * can safely write the read request into the register.
 178          * After the data has been written, we wait until hardware
 179          * returns the correct value, if at any time the register
 180          * doesn't become available in time, reg will be 0xffffffff
 181          * which means we return 0xff to the caller.
 182          */
 183         if (WAIT_FOR_RFCSR(rt2x00dev, &reg)) {
 184                 reg = 0;
 185                 rt2x00_set_field32(&reg, RF_CSR_CFG_REGNUM, word);
 186                 rt2x00_set_field32(&reg, RF_CSR_CFG_WRITE, 0);
 187                 rt2x00_set_field32(&reg, RF_CSR_CFG_BUSY, 1);
 188
 189                 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg);
 190
 191                 WAIT_FOR_RFCSR(rt2x00dev, &reg);
 192         }
 193
 194         *value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA);
 195
 196         mutex_unlock(&rt2x00dev->csr_mutex);
 197 }
 198
 199 static void rt2800_rf_write(struct rt2x00_dev *rt2x00dev,
 200                             const unsigned int word, const u32 value)
 201 {
 202         u32 reg;
 203
 204         mutex_lock(&rt2x00dev->csr_mutex);
 205
 206         /*
 207          * Wait until the RF becomes available, afterwards we
 208          * can safely write the new data into the register.
 209          */
 210         if (WAIT_FOR_RF(rt2x00dev, &reg)) {
 211                 reg = 0;
 212                 rt2x00_set_field32(&reg, RF_CSR_CFG0_REG_VALUE_BW, value);
 213                 rt2x00_set_field32(&reg, RF_CSR_CFG0_STANDBYMODE, 0);
 214                 rt2x00_set_field32(&reg, RF_CSR_CFG0_SEL, 0);
 215                 rt2x00_set_field32(&reg, RF_CSR_CFG0_BUSY, 1);
 216
 217                 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG0, reg);
 218                 rt2x00_rf_write(rt2x00dev, word, value);
 219         }
 220
 221         mutex_unlock(&rt2x00dev->csr_mutex);
 222 }
 223
 224 static const unsigned int rt2800_eeprom_map[EEPROM_WORD_COUNT] = {
 225         [EEPROM_CHIP_ID]                = 0x0000,
 226         [EEPROM_VERSION]                = 0x0001,
 227         [EEPROM_MAC_ADDR_0]             = 0x0002,
 228         [EEPROM_MAC_ADDR_1]             = 0x0003,
 229         [EEPROM_MAC_ADDR_2]             = 0x0004,
 230         [EEPROM_NIC_CONF0]              = 0x001a,
 231         [EEPROM_NIC_CONF1]              = 0x001b,
 232         [EEPROM_FREQ]                   = 0x001d,
 233         [EEPROM_LED_AG_CONF]            = 0x001e,
 234         [EEPROM_LED_ACT_CONF]           = 0x001f,
 235         [EEPROM_LED_POLARITY]           = 0x0020,
 236         [EEPROM_NIC_CONF2]              = 0x0021,
 237         [EEPROM_LNA]                    = 0x0022,
 238         [EEPROM_RSSI_BG]                = 0x0023,
 239         [EEPROM_RSSI_BG2]               = 0x0024,
 240         [EEPROM_TXMIXER_GAIN_BG]        = 0x0024, /* overlaps with RSSI_BG2 */
 241         [EEPROM_RSSI_A]                 = 0x0025,
 242         [EEPROM_RSSI_A2]                = 0x0026,
 243         [EEPROM_TXMIXER_GAIN_A]         = 0x0026, /* overlaps with RSSI_A2 */
 244         [EEPROM_EIRP_MAX_TX_POWER]      = 0x0027,
 245         [EEPROM_TXPOWER_DELTA]          = 0x0028,
 246         [EEPROM_TXPOWER_BG1]            = 0x0029,
 247         [EEPROM_TXPOWER_BG2]            = 0x0030,
 248         [EEPROM_TSSI_BOUND_BG1]         = 0x0037,
 249         [EEPROM_TSSI_BOUND_BG2]         = 0x0038,
 250         [EEPROM_TSSI_BOUND_BG3]         = 0x0039,
 251         [EEPROM_TSSI_BOUND_BG4]         = 0x003a,
 252         [EEPROM_TSSI_BOUND_BG5]         = 0x003b,
 253         [EEPROM_TXPOWER_A1]             = 0x003c,
 254         [EEPROM_TXPOWER_A2]             = 0x0053,
 255         [EEPROM_TSSI_BOUND_A1]          = 0x006a,
 256         [EEPROM_TSSI_BOUND_A2]          = 0x006b,
 257         [EEPROM_TSSI_BOUND_A3]          = 0x006c,
 258         [EEPROM_TSSI_BOUND_A4]          = 0x006d,
 259         [EEPROM_TSSI_BOUND_A5]          = 0x006e,
 260         [EEPROM_TXPOWER_BYRATE]         = 0x006f,
 261         [EEPROM_BBP_START]              = 0x0078,
 262 };
 263
 264 static const unsigned int rt2800_eeprom_map_ext[EEPROM_WORD_COUNT] = {
 265         [EEPROM_CHIP_ID]                = 0x0000,
 266         [EEPROM_VERSION]                = 0x0001,
 267         [EEPROM_MAC_ADDR_0]             = 0x0002,
 268         [EEPROM_MAC_ADDR_1]             = 0x0003,
 269         [EEPROM_MAC_ADDR_2]             = 0x0004,
 270         [EEPROM_NIC_CONF0]              = 0x001a,
 271         [EEPROM_NIC_CONF1]              = 0x001b,
 272         [EEPROM_NIC_CONF2]              = 0x001c,
 273         [EEPROM_EIRP_MAX_TX_POWER]      = 0x0020,
 274         [EEPROM_FREQ]                   = 0x0022,
 275         [EEPROM_LED_AG_CONF]            = 0x0023,
 276         [EEPROM_LED_ACT_CONF]           = 0x0024,
 277         [EEPROM_LED_POLARITY]           = 0x0025,
 278         [EEPROM_LNA]                    = 0x0026,
 279         [EEPROM_EXT_LNA2]               = 0x0027,
 280         [EEPROM_RSSI_BG]                = 0x0028,
 281         [EEPROM_RSSI_BG2]               = 0x0029,
 282         [EEPROM_RSSI_A]                 = 0x002a,
 283         [EEPROM_RSSI_A2]                = 0x002b,
 284         [EEPROM_TXPOWER_BG1]            = 0x0030,
 285         [EEPROM_TXPOWER_BG2]            = 0x0037,
 286         [EEPROM_EXT_TXPOWER_BG3]        = 0x003e,
 287         [EEPROM_TSSI_BOUND_BG1]         = 0x0045,
 288         [EEPROM_TSSI_BOUND_BG2]         = 0x0046,
 289         [EEPROM_TSSI_BOUND_BG3]         = 0x0047,
 290         [EEPROM_TSSI_BOUND_BG4]         = 0x0048,
 291         [EEPROM_TSSI_BOUND_BG5]         = 0x0049,
 292         [EEPROM_TXPOWER_A1]             = 0x004b,
 293         [EEPROM_TXPOWER_A2]             = 0x0065,
 294         [EEPROM_EXT_TXPOWER_A3]         = 0x007f,
 295         [EEPROM_TSSI_BOUND_A1]          = 0x009a,
 296         [EEPROM_TSSI_BOUND_A2]          = 0x009b,
 297         [EEPROM_TSSI_BOUND_A3]          = 0x009c,
 298         [EEPROM_TSSI_BOUND_A4]          = 0x009d,
 299         [EEPROM_TSSI_BOUND_A5]          = 0x009e,
 300         [EEPROM_TXPOWER_BYRATE]         = 0x00a0,
 301 };
 302
 303 static unsigned int rt2800_eeprom_word_index(struct rt2x00_dev *rt2x00dev,
 304                                              const enum rt2800_eeprom_word word)
 305 {
 306         const unsigned int *map;
 307         unsigned int index;
 308
 309         if (WARN_ONCE(word >= EEPROM_WORD_COUNT,
 310                       "%s: invalid EEPROM word %d\n",
 311                       wiphy_name(rt2x00dev->hw->wiphy), word))
 312                 return 0;
 313
 314         if (rt2x00_rt(rt2x00dev, RT3593))
 315                 map = rt2800_eeprom_map_ext;
 316         else
 317                 map = rt2800_eeprom_map;
 318
 319         index = map[word];
 320
 321         /* Index 0 is valid only for EEPROM_CHIP_ID.
 322          * Otherwise it means that the offset of the
 323          * given word is not initialized in the map,
 324          * or that the field is not usable on the
 325          * actual chipset.
 326          */
 327         WARN_ONCE(word != EEPROM_CHIP_ID && index == 0,
 328                   "%s: invalid access of EEPROM word %d\n",
 329                   wiphy_name(rt2x00dev->hw->wiphy), word);
 330
 331         return index;
 332 }
 333
 334 static void *rt2800_eeprom_addr(struct rt2x00_dev *rt2x00dev,
 335                                 const enum rt2800_eeprom_word word)
 336 {
 337         unsigned int index;
 338
 339         index = rt2800_eeprom_word_index(rt2x00dev, word);
 340         return rt2x00_eeprom_addr(rt2x00dev, index);
 341 }
 342
 343 static void rt2800_eeprom_read(struct rt2x00_dev *rt2x00dev,
 344                                const enum rt2800_eeprom_word word, u16 *data)
 345 {
 346         unsigned int index;
 347
 348         index = rt2800_eeprom_word_index(rt2x00dev, word);
 349         rt2x00_eeprom_read(rt2x00dev, index, data);
 350 }
 351
 352 static void rt2800_eeprom_write(struct rt2x00_dev *rt2x00dev,
 353                                 const enum rt2800_eeprom_word word, u16 data)
 354 {
 355         unsigned int index;
 356
 357         index = rt2800_eeprom_word_index(rt2x00dev, word);
 358         rt2x00_eeprom_write(rt2x00dev, index, data);
 359 }
 360
 361 static void rt2800_eeprom_read_from_array(struct rt2x00_dev *rt2x00dev,
 362                                           const enum rt2800_eeprom_word array,
 363                                           unsigned int offset,
 364                                           u16 *data)
 365 {
 366         unsigned int index;
 367
 368         index = rt2800_eeprom_word_index(rt2x00dev, array);
 369         rt2x00_eeprom_read(rt2x00dev, index + offset, data);
 370 }
 371
 372 static int rt2800_enable_wlan_rt3290(struct rt2x00_dev *rt2x00dev)
 373 {
 374         u32 reg;
 375         int i, count;
 376
 377         rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL, &reg);
 378         if (rt2x00_get_field32(reg, WLAN_EN))
 379                 return 0;
 380
 381         rt2x00_set_field32(&reg, WLAN_GPIO_OUT_OE_BIT_ALL, 0xff);
 382         rt2x00_set_field32(&reg, FRC_WL_ANT_SET, 1);
 383         rt2x00_set_field32(&reg, WLAN_CLK_EN, 0);
 384         rt2x00_set_field32(&reg, WLAN_EN, 1);
 385         rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg);
 386
 387         udelay(REGISTER_BUSY_DELAY);
 388
 389         count = 0;
 390         do {
 391                 /*
 392                  * Check PLL_LD & XTAL_RDY.
 393                  */
 394                 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
 395                         rt2800_register_read(rt2x00dev, CMB_CTRL, &reg);
 396                         if (rt2x00_get_field32(reg, PLL_LD) &&
 397                             rt2x00_get_field32(reg, XTAL_RDY))
 398                                 break;
 399                         udelay(REGISTER_BUSY_DELAY);
 400                 }
 401
 402                 if (i >= REGISTER_BUSY_COUNT) {
 403
 404                         if (count >= 10)
 405                                 return -EIO;
 406
 407                         rt2800_register_write(rt2x00dev, 0x58, 0x018);
 408                         udelay(REGISTER_BUSY_DELAY);
 409                         rt2800_register_write(rt2x00dev, 0x58, 0x418);
 410                         udelay(REGISTER_BUSY_DELAY);
 411                         rt2800_register_write(rt2x00dev, 0x58, 0x618);
 412                         udelay(REGISTER_BUSY_DELAY);
 413                         count++;
 414                 } else {
 415                         count = 0;
 416                 }
 417
 418                 rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL, &reg);
 419                 rt2x00_set_field32(&reg, PCIE_APP0_CLK_REQ, 0);
 420                 rt2x00_set_field32(&reg, WLAN_CLK_EN, 1);
 421                 rt2x00_set_field32(&reg, WLAN_RESET, 1);
 422                 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg);
 423                 udelay(10);
 424                 rt2x00_set_field32(&reg, WLAN_RESET, 0);
 425                 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg);
 426                 udelay(10);
 427                 rt2800_register_write(rt2x00dev, INT_SOURCE_CSR, 0x7fffffff);
 428         } while (count != 0);
 429
 430         return 0;
 431 }
 432
 433 void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
 434                         const u8 command, const u8 token,
 435                         const u8 arg0, const u8 arg1)
 436 {
 437         u32 reg;
 438
 439         /*
 440          * SOC devices don't support MCU requests.
 441          */
 442         if (rt2x00_is_soc(rt2x00dev))
 443                 return;
 444
 445         mutex_lock(&rt2x00dev->csr_mutex);
 446
 447         /*
 448          * Wait until the MCU becomes available, afterwards we
 449          * can safely write the new data into the register.
 450          */
 451         if (WAIT_FOR_MCU(rt2x00dev, &reg)) {
 452                 rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_OWNER, 1);
 453                 rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_CMD_TOKEN, token);
 454                 rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_ARG0, arg0);
 455                 rt2x00_set_field32(&reg, H2M_MAILBOX_CSR_ARG1, arg1);
 456                 rt2800_register_write_lock(rt2x00dev, H2M_MAILBOX_CSR, reg);
 457
 458                 reg = 0;
 459                 rt2x00_set_field32(&reg, HOST_CMD_CSR_HOST_COMMAND, command);
 460                 rt2800_register_write_lock(rt2x00dev, HOST_CMD_CSR, reg);
 461         }
 462
 463         mutex_unlock(&rt2x00dev->csr_mutex);
 464 }
 465 EXPORT_SYMBOL_GPL(rt2800_mcu_request);
 466
 467 int rt2800_wait_csr_ready(struct rt2x00_dev *rt2x00dev)
 468 {
 469         unsigned int i = 0;
 470         u32 reg;
 471
 472         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
 473                 rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
 474                 if (reg && reg != ~0)
 475                         return 0;
 476                 msleep(1);
 477         }
 478
 479         rt2x00_err(rt2x00dev, "Unstable hardware\n");
 480         return -EBUSY;
 481 }
 482 EXPORT_SYMBOL_GPL(rt2800_wait_csr_ready);
 483
 484 int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
 485 {
 486         unsigned int i;
 487         u32 reg;
 488
 489         /*
 490          * Some devices are really slow to respond here. Wait a whole second
 491          * before timing out.
 492          */
 493         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
 494                 rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
 495                 if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
 496                     !rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
 497                         return 0;
 498
 499                 msleep(10);
 500         }
 501
 502         rt2x00_err(rt2x00dev, "WPDMA TX/RX busy [0x%08x]\n", reg);
 503         return -EACCES;
 504 }
 505 EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready);
 506
 507 void rt2800_disable_wpdma(struct rt2x00_dev *rt2x00dev)
 508 {
 509         u32 reg;
 510
 511         rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
 512         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
 513         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_DMA_BUSY, 0);
 514         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
 515         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_DMA_BUSY, 0);
 516         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
 517         rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
 518 }
 519 EXPORT_SYMBOL_GPL(rt2800_disable_wpdma);
 520
 521 void rt2800_get_txwi_rxwi_size(struct rt2x00_dev *rt2x00dev,
 522                                unsigned short *txwi_size,
 523                                unsigned short *rxwi_size)
 524 {
 525         switch (rt2x00dev->chip.rt) {
 526         case RT3593:
 527                 *txwi_size = TXWI_DESC_SIZE_4WORDS;
 528                 *rxwi_size = RXWI_DESC_SIZE_5WORDS;
 529                 break;
 530
 531         case RT5592:
 532                 *txwi_size = TXWI_DESC_SIZE_5WORDS;
 533                 *rxwi_size = RXWI_DESC_SIZE_6WORDS;
 534                 break;
 535
 536         default:
 537                 *txwi_size = TXWI_DESC_SIZE_4WORDS;
 538                 *rxwi_size = RXWI_DESC_SIZE_4WORDS;
 539                 break;
 540         }
 541 }
 542 EXPORT_SYMBOL_GPL(rt2800_get_txwi_rxwi_size);
 543
 544 static bool rt2800_check_firmware_crc(const u8 *data, const size_t len)
 545 {
 546         u16 fw_crc;
 547         u16 crc;
 548
 549         /*
 550          * The last 2 bytes in the firmware array are the crc checksum itself,
 551          * this means that we should never pass those 2 bytes to the crc
 552          * algorithm.
 553          */
 554         fw_crc = (data[len - 2] << 8 | data[len - 1]);
 555
 556         /*
 557          * Use the crc ccitt algorithm.
 558          * This will return the same value as the legacy driver which
 559          * used bit ordering reversion on the both the firmware bytes
 560          * before input input as well as on the final output.
 561          * Obviously using crc ccitt directly is much more efficient.
 562          */
 563         crc = crc_ccitt(~0, data, len - 2);
 564
 565         /*
 566          * There is a small difference between the crc-itu-t + bitrev and
 567          * the crc-ccitt crc calculation. In the latter method the 2 bytes
 568          * will be swapped, use swab16 to convert the crc to the correct
 569          * value.
 570          */
 571         crc = swab16(crc);
 572
 573         return fw_crc == crc;
 574 }
 575
 576 int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev,
 577                           const u8 *data, const size_t len)
 578 {
 579         size_t offset = 0;
 580         size_t fw_len;
 581         bool multiple;
 582
 583         /*
 584          * PCI(e) & SOC devices require firmware with a length
 585          * of 8kb. USB devices require firmware files with a length
 586          * of 4kb. Certain USB chipsets however require different firmware,
 587          * which Ralink only provides attached to the original firmware
 588          * file. Thus for USB devices, firmware files have a length
 589          * which is a multiple of 4kb. The firmware for rt3290 chip also
 590          * have a length which is a multiple of 4kb.
 591          */
 592         if (rt2x00_is_usb(rt2x00dev) || rt2x00_rt(rt2x00dev, RT3290))
 593                 fw_len = 4096;
 594         else
 595                 fw_len = 8192;
 596
 597         multiple = true;
 598         /*
 599          * Validate the firmware length
 600          */
 601         if (len != fw_len && (!multiple || (len % fw_len) != 0))
 602                 return FW_BAD_LENGTH;
 603
 604         /*
 605          * Check if the chipset requires one of the upper parts
 606          * of the firmware.
 607          */
 608         if (rt2x00_is_usb(rt2x00dev) &&
 609             !rt2x00_rt(rt2x00dev, RT2860) &&
 610             !rt2x00_rt(rt2x00dev, RT2872) &&
 611             !rt2x00_rt(rt2x00dev, RT3070) &&
 612             ((len / fw_len) == 1))
 613                 return FW_BAD_VERSION;
 614
 615         /*
 616          * 8kb firmware files must be checked as if it were
 617          * 2 separate firmware files.
 618          */
 619         while (offset < len) {
 620                 if (!rt2800_check_firmware_crc(data + offset, fw_len))
 621                         return FW_BAD_CRC;
 622
 623                 offset += fw_len;
 624         }
 625
 626         return FW_OK;
 627 }
 628 EXPORT_SYMBOL_GPL(rt2800_check_firmware);
 629
 630 int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev,
 631                          const u8 *data, const size_t len)
 632 {
 633         unsigned int i;
 634         u32 reg;
 635         int retval;
 636
 637         if (rt2x00_rt(rt2x00dev, RT3290)) {
 638                 retval = rt2800_enable_wlan_rt3290(rt2x00dev);
 639                 if (retval)
 640                         return -EBUSY;
 641         }
 642
 643         /*
 644          * If driver doesn't wake up firmware here,
 645          * rt2800_load_firmware will hang forever when interface is up again.
 646          */
 647         rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0x00000000);
 648
 649         /*
 650          * Wait for stable hardware.
 651          */
 652         if (rt2800_wait_csr_ready(rt2x00dev))
 653                 return -EBUSY;
 654
 655         if (rt2x00_is_pci(rt2x00dev)) {
 656                 if (rt2x00_rt(rt2x00dev, RT3290) ||
 657                     rt2x00_rt(rt2x00dev, RT3572) ||
 658                     rt2x00_rt(rt2x00dev, RT5390) ||
 659                     rt2x00_rt(rt2x00dev, RT5392)) {
 660                         rt2800_register_read(rt2x00dev, AUX_CTRL, &reg);
 661                         rt2x00_set_field32(&reg, AUX_CTRL_FORCE_PCIE_CLK, 1);
 662                         rt2x00_set_field32(&reg, AUX_CTRL_WAKE_PCIE_EN, 1);
 663                         rt2800_register_write(rt2x00dev, AUX_CTRL, reg);
 664                 }
 665                 rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000002);
 666         }
 667
 668         rt2800_disable_wpdma(rt2x00dev);
 669
 670         /*
 671          * Write firmware to the device.
 672          */
 673         rt2800_drv_write_firmware(rt2x00dev, data, len);
 674
 675         /*
 676          * Wait for device to stabilize.
 677          */
 678         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
 679                 rt2800_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
 680                 if (rt2x00_get_field32(reg, PBF_SYS_CTRL_READY))
 681                         break;
 682                 msleep(1);
 683         }
 684
 685         if (i == REGISTER_BUSY_COUNT) {
 686                 rt2x00_err(rt2x00dev, "PBF system register not ready\n");
 687                 return -EBUSY;
 688         }
 689
 690         /*
 691          * Disable DMA, will be reenabled later when enabling
 692          * the radio.
 693          */
 694         rt2800_disable_wpdma(rt2x00dev);
 695
 696         /*
 697          * Initialize firmware.
 698          */
 699         rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
 700         rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
 701         if (rt2x00_is_usb(rt2x00dev)) {
 702                 rt2800_register_write(rt2x00dev, H2M_INT_SRC, 0);
 703                 rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0, 0, 0);
 704         }
 705         msleep(1);
 706
 707         return 0;
 708 }
 709 EXPORT_SYMBOL_GPL(rt2800_load_firmware);
 710
 711 void rt2800_write_tx_data(struct queue_entry *entry,
 712                           struct txentry_desc *txdesc)
 713 {
 714         __le32 *txwi = rt2800_drv_get_txwi(entry);
 715         u32 word;
 716         int i;
 717
 718         /*
 719          * Initialize TX Info descriptor
 720          */
 721         rt2x00_desc_read(txwi, 0, &word);
 722         rt2x00_set_field32(&word, TXWI_W0_FRAG,
 723                            test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
 724         rt2x00_set_field32(&word, TXWI_W0_MIMO_PS,
 725                            test_bit(ENTRY_TXD_HT_MIMO_PS, &txdesc->flags));
 726         rt2x00_set_field32(&word, TXWI_W0_CF_ACK, 0);
 727         rt2x00_set_field32(&word, TXWI_W0_TS,
 728                            test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
 729         rt2x00_set_field32(&word, TXWI_W0_AMPDU,
 730                            test_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags));
 731         rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY,
 732                            txdesc->u.ht.mpdu_density);
 733         rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->u.ht.txop);
 734         rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->u.ht.mcs);
 735         rt2x00_set_field32(&word, TXWI_W0_BW,
 736                            test_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags));
 737         rt2x00_set_field32(&word, TXWI_W0_SHORT_GI,
 738                            test_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags));
 739         rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->u.ht.stbc);
 740         rt2x00_set_field32(&word, TXWI_W0_PHYMODE, txdesc->rate_mode);
 741         rt2x00_desc_write(txwi, 0, word);
 742
 743         rt2x00_desc_read(txwi, 1, &word);
 744         rt2x00_set_field32(&word, TXWI_W1_ACK,
 745                            test_bit(ENTRY_TXD_ACK, &txdesc->flags));
 746         rt2x00_set_field32(&word, TXWI_W1_NSEQ,
 747                            test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags));
 748         rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->u.ht.ba_size);
 749         rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID,
 750                            test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ?
 751                            txdesc->key_idx : txdesc->u.ht.wcid);
 752         rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT,
 753                            txdesc->length);
 754         rt2x00_set_field32(&word, TXWI_W1_PACKETID_QUEUE, entry->queue->qid);
 755         rt2x00_set_field32(&word, TXWI_W1_PACKETID_ENTRY, (entry->entry_idx % 3) + 1);
 756         rt2x00_desc_write(txwi, 1, word);
 757
 758         /*
 759          * Always write 0 to IV/EIV fields (word 2 and 3), hardware will insert
 760          * the IV from the IVEIV register when TXD_W3_WIV is set to 0.
 761          * When TXD_W3_WIV is set to 1 it will use the IV data
 762          * from the descriptor. The TXWI_W1_WIRELESS_CLI_ID indicates which
 763          * crypto entry in the registers should be used to encrypt the frame.
 764          *
 765          * Nulify all remaining words as well, we don't know how to program them.
 766          */
 767         for (i = 2; i < entry->queue->winfo_size / sizeof(__le32); i++)
 768                 _rt2x00_desc_write(txwi, i, 0);
 769 }
 770 EXPORT_SYMBOL_GPL(rt2800_write_tx_data);
 771
 772 static int rt2800_agc_to_rssi(struct rt2x00_dev *rt2x00dev, u32 rxwi_w2)
 773 {
 774         s8 rssi0 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI0);
 775         s8 rssi1 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI1);
 776         s8 rssi2 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI2);
 777         u16 eeprom;
 778         u8 offset0;
 779         u8 offset1;
 780         u8 offset2;
 781
 782         if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
 783                 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &eeprom);
 784                 offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET0);
 785                 offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET1);
 786                 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom);
 787                 offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG2_OFFSET2);
 788         } else {
 789                 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &eeprom);
 790                 offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET0);
 791                 offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET1);
 792                 rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom);
 793                 offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A2_OFFSET2);
 794         }
 795
 796         /*
 797          * Convert the value from the descriptor into the RSSI value
 798          * If the value in the descriptor is 0, it is considered invalid
 799          * and the default (extremely low) rssi value is assumed
 800          */
 801         rssi0 = (rssi0) ? (-12 - offset0 - rt2x00dev->lna_gain - rssi0) : -128;
 802         rssi1 = (rssi1) ? (-12 - offset1 - rt2x00dev->lna_gain - rssi1) : -128;
 803         rssi2 = (rssi2) ? (-12 - offset2 - rt2x00dev->lna_gain - rssi2) : -128;
 804
 805         /*
 806          * mac80211 only accepts a single RSSI value. Calculating the
 807          * average doesn't deliver a fair answer either since -60:-60 would
 808          * be considered equally good as -50:-70 while the second is the one
 809          * which gives less energy...
 810          */
 811         rssi0 = max(rssi0, rssi1);
 812         return (int)max(rssi0, rssi2);
 813 }
 814
 815 void rt2800_process_rxwi(struct queue_entry *entry,
 816                          struct rxdone_entry_desc *rxdesc)
 817 {
 818         __le32 *rxwi = (__le32 *) entry->skb->data;
 819         u32 word;
 820
 821         rt2x00_desc_read(rxwi, 0, &word);
 822
 823         rxdesc->cipher = rt2x00_get_field32(word, RXWI_W0_UDF);
 824         rxdesc->size = rt2x00_get_field32(word, RXWI_W0_MPDU_TOTAL_BYTE_COUNT);
 825
 826         rt2x00_desc_read(rxwi, 1, &word);
 827
 828         if (rt2x00_get_field32(word, RXWI_W1_SHORT_GI))
 829                 rxdesc->flags |= RX_FLAG_SHORT_GI;
 830
 831         if (rt2x00_get_field32(word, RXWI_W1_BW))
 832                 rxdesc->flags |= RX_FLAG_40MHZ;
 833
 834         /*
 835          * Detect RX rate, always use MCS as signal type.
 836          */
 837         rxdesc->dev_flags |= RXDONE_SIGNAL_MCS;
 838         rxdesc->signal = rt2x00_get_field32(word, RXWI_W1_MCS);
 839         rxdesc->rate_mode = rt2x00_get_field32(word, RXWI_W1_PHYMODE);
 840
 841         /*
 842          * Mask of 0x8 bit to remove the short preamble flag.
 843          */
 844         if (rxdesc->rate_mode == RATE_MODE_CCK)
 845                 rxdesc->signal &= ~0x8;
 846
 847         rt2x00_desc_read(rxwi, 2, &word);
 848
 849         /*
 850          * Convert descriptor AGC value to RSSI value.
 851          */
 852         rxdesc->rssi = rt2800_agc_to_rssi(entry->queue->rt2x00dev, word);
 853         /*
 854          * Remove RXWI descriptor from start of the buffer.
 855          */
 856         skb_pull(entry->skb, entry->queue->winfo_size);
 857 }
 858 EXPORT_SYMBOL_GPL(rt2800_process_rxwi);
 859
 860 void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi)
 861 {
 862         struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
 863         struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
 864         struct txdone_entry_desc txdesc;
 865         u32 word;
 866         u16 mcs, real_mcs;
 867         int aggr, ampdu;
 868
 869         /*
 870          * Obtain the status about this packet.
 871          */
 872         txdesc.flags = 0;
 873         rt2x00_desc_read(txwi, 0, &word);
 874
 875         mcs = rt2x00_get_field32(word, TXWI_W0_MCS);
 876         ampdu = rt2x00_get_field32(word, TXWI_W0_AMPDU);
 877
 878         real_mcs = rt2x00_get_field32(status, TX_STA_FIFO_MCS);
 879         aggr = rt2x00_get_field32(status, TX_STA_FIFO_TX_AGGRE);
 880
 881         /*
 882          * If a frame was meant to be sent as a single non-aggregated MPDU
 883          * but ended up in an aggregate the used tx rate doesn't correlate
 884          * with the one specified in the TXWI as the whole aggregate is sent
 885          * with the same rate.
 886          *
 887          * For example: two frames are sent to rt2x00, the first one sets
 888          * AMPDU=1 and requests MCS7 whereas the second frame sets AMDPU=0
 889          * and requests MCS15. If the hw aggregates both frames into one
 890          * AMDPU the tx status for both frames will contain MCS7 although
 891          * the frame was sent successfully.
 892          *
 893          * Hence, replace the requested rate with the real tx rate to not
 894          * confuse the rate control algortihm by providing clearly wrong
 895          * data.
 896          */
 897         if (unlikely(aggr == 1 && ampdu == 0 && real_mcs != mcs)) {
 898                 skbdesc->tx_rate_idx = real_mcs;
 899                 mcs = real_mcs;
 900         }
 901
 902         if (aggr == 1 || ampdu == 1)
 903                 __set_bit(TXDONE_AMPDU, &txdesc.flags);
 904
 905         /*
 906          * Ralink has a retry mechanism using a global fallback
 907          * table. We setup this fallback table to try the immediate
 908          * lower rate for all rates. In the TX_STA_FIFO, the MCS field
 909          * always contains the MCS used for the last transmission, be
 910          * it successful or not.
 911          */
 912         if (rt2x00_get_field32(status, TX_STA_FIFO_TX_SUCCESS)) {
 913                 /*
 914                  * Transmission succeeded. The number of retries is
 915                  * mcs - real_mcs
 916                  */
 917                 __set_bit(TXDONE_SUCCESS, &txdesc.flags);
 918                 txdesc.retry = ((mcs > real_mcs) ? mcs - real_mcs : 0);
 919         } else {
 920                 /*
 921                  * Transmission failed. The number of retries is
 922                  * always 7 in this case (for a total number of 8
 923                  * frames sent).
 924                  */
 925                 __set_bit(TXDONE_FAILURE, &txdesc.flags);
 926                 txdesc.retry = rt2x00dev->long_retry;
 927         }
 928
 929         /*
 930          * the frame was retried at least once
 931          * -> hw used fallback rates
 932          */
 933         if (txdesc.retry)
 934                 __set_bit(TXDONE_FALLBACK, &txdesc.flags);
 935
 936         rt2x00lib_txdone(entry, &txdesc);
 937 }
 938 EXPORT_SYMBOL_GPL(rt2800_txdone_entry);
 939
 940 static unsigned int rt2800_hw_beacon_base(struct rt2x00_dev *rt2x00dev,
 941                                           unsigned int index)
 942 {
 943         return HW_BEACON_BASE(index);
 944 }
 945
 946 static inline u8 rt2800_get_beacon_offset(struct rt2x00_dev *rt2x00dev,
 947                                           unsigned int index)
 948 {
 949         return BEACON_BASE_TO_OFFSET(rt2800_hw_beacon_base(rt2x00dev, index));
 950 }
 951
 952 void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc)
 953 {
 954         struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
 955         struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
 956         unsigned int beacon_base;
 957         unsigned int padding_len;
 958         u32 orig_reg, reg;
 959         const int txwi_desc_size = entry->queue->winfo_size;
 960
 961         /*
 962          * Disable beaconing while we are reloading the beacon data,
 963          * otherwise we might be sending out invalid data.
 964          */
 965         rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
 966         orig_reg = reg;
 967         rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
 968         rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
 969
 970         /*
 971          * Add space for the TXWI in front of the skb.
 972          */
 973         memset(skb_push(entry->skb, txwi_desc_size), 0, txwi_desc_size);
 974
 975         /*
 976          * Register descriptor details in skb frame descriptor.
 977          */
 978         skbdesc->flags |= SKBDESC_DESC_IN_SKB;
 979         skbdesc->desc = entry->skb->data;
 980         skbdesc->desc_len = txwi_desc_size;
 981
 982         /*
 983          * Add the TXWI for the beacon to the skb.
 984          */
 985         rt2800_write_tx_data(entry, txdesc);
 986
 987         /*
 988          * Dump beacon to userspace through debugfs.
 989          */
 990         rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
 991
 992         /*
 993          * Write entire beacon with TXWI and padding to register.
 994          */
 995         padding_len = roundup(entry->skb->len, 4) - entry->skb->len;
 996         if (padding_len && skb_pad(entry->skb, padding_len)) {
 997                 rt2x00_err(rt2x00dev, "Failure padding beacon, aborting\n");
 998                 /* skb freed by skb_pad() on failure */
 999                 entry->skb = NULL;
1000                 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg);
1001                 return;
1002         }
1003
1004         beacon_base = rt2800_hw_beacon_base(rt2x00dev, entry->entry_idx);
1005
1006         rt2800_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data,
1007                                    entry->skb->len + padding_len);
1008
1009         /*
1010          * Enable beaconing again.
1011          */
1012         rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 1);
1013         rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1014
1015         /*
1016          * Clean up beacon skb.
1017          */
1018         dev_kfree_skb_any(entry->skb);
1019         entry->skb = NULL;
1020 }
1021 EXPORT_SYMBOL_GPL(rt2800_write_beacon);
1022
1023 static inline void rt2800_clear_beacon_register(struct rt2x00_dev *rt2x00dev,
1024                                                 unsigned int index)
1025 {
1026         int i;
1027         const int txwi_desc_size = rt2x00dev->bcn->winfo_size;
1028         unsigned int beacon_base;
1029
1030         beacon_base = rt2800_hw_beacon_base(rt2x00dev, index);
1031
1032         /*
1033          * For the Beacon base registers we only need to clear
1034          * the whole TXWI which (when set to 0) will invalidate
1035          * the entire beacon.
1036          */
1037         for (i = 0; i < txwi_desc_size; i += sizeof(__le32))
1038                 rt2800_register_write(rt2x00dev, beacon_base + i, 0);
1039 }
1040
1041 void rt2800_clear_beacon(struct queue_entry *entry)
1042 {
1043         struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
1044         u32 reg;
1045
1046         /*
1047          * Disable beaconing while we are reloading the beacon data,
1048          * otherwise we might be sending out invalid data.
1049          */
1050         rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
1051         rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
1052         rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1053
1054         /*
1055          * Clear beacon.
1056          */
1057         rt2800_clear_beacon_register(rt2x00dev, entry->entry_idx);
1058
1059         /*
1060          * Enabled beaconing again.
1061          */
1062         rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 1);
1063         rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1064 }
1065 EXPORT_SYMBOL_GPL(rt2800_clear_beacon);
1066
1067 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
1068 const struct rt2x00debug rt2800_rt2x00debug = {
1069         .owner  = THIS_MODULE,
1070         .csr    = {
1071                 .read           = rt2800_register_read,
1072                 .write          = rt2800_register_write,
1073                 .flags          = RT2X00DEBUGFS_OFFSET,
1074                 .word_base      = CSR_REG_BASE,
1075                 .word_size      = sizeof(u32),
1076                 .word_count     = CSR_REG_SIZE / sizeof(u32),
1077         },
1078         .eeprom = {
1079                 /* NOTE: The local EEPROM access functions can't
1080                  * be used here, use the generic versions instead.
1081                  */
1082                 .read           = rt2x00_eeprom_read,
1083                 .write          = rt2x00_eeprom_write,
1084                 .word_base      = EEPROM_BASE,
1085                 .word_size      = sizeof(u16),
1086                 .word_count     = EEPROM_SIZE / sizeof(u16),
1087         },
1088         .bbp    = {
1089                 .read           = rt2800_bbp_read,
1090                 .write          = rt2800_bbp_write,
1091                 .word_base      = BBP_BASE,
1092                 .word_size      = sizeof(u8),
1093                 .word_count     = BBP_SIZE / sizeof(u8),
1094         },
1095         .rf     = {
1096                 .read           = rt2x00_rf_read,
1097                 .write          = rt2800_rf_write,
1098                 .word_base      = RF_BASE,
1099                 .word_size      = sizeof(u32),
1100                 .word_count     = RF_SIZE / sizeof(u32),
1101         },
1102         .rfcsr  = {
1103                 .read           = rt2800_rfcsr_read,
1104                 .write          = rt2800_rfcsr_write,
1105                 .word_base      = RFCSR_BASE,
1106                 .word_size      = sizeof(u8),
1107                 .word_count     = RFCSR_SIZE / sizeof(u8),
1108         },
1109 };
1110 EXPORT_SYMBOL_GPL(rt2800_rt2x00debug);
1111 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
1112
1113 int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev)
1114 {
1115         u32 reg;
1116
1117         if (rt2x00_rt(rt2x00dev, RT3290)) {
1118                 rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL, &reg);
1119                 return rt2x00_get_field32(reg, WLAN_GPIO_IN_BIT0);
1120         } else {
1121                 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
1122                 return rt2x00_get_field32(reg, GPIO_CTRL_VAL2);
1123         }
1124 }
1125 EXPORT_SYMBOL_GPL(rt2800_rfkill_poll);
1126
1127 #ifdef CONFIG_RT2X00_LIB_LEDS
1128 static void rt2800_brightness_set(struct led_classdev *led_cdev,
1129                                   enum led_brightness brightness)
1130 {
1131         struct rt2x00_led *led =
1132             container_of(led_cdev, struct rt2x00_led, led_dev);
1133         unsigned int enabled = brightness != LED_OFF;
1134         unsigned int bg_mode =
1135             (enabled && led->rt2x00dev->curr_band == IEEE80211_BAND_2GHZ);
1136         unsigned int polarity =
1137                 rt2x00_get_field16(led->rt2x00dev->led_mcu_reg,
1138                                    EEPROM_FREQ_LED_POLARITY);
1139         unsigned int ledmode =
1140                 rt2x00_get_field16(led->rt2x00dev->led_mcu_reg,
1141                                    EEPROM_FREQ_LED_MODE);
1142         u32 reg;
1143
1144         /* Check for SoC (SOC devices don't support MCU requests) */
1145         if (rt2x00_is_soc(led->rt2x00dev)) {
1146                 rt2800_register_read(led->rt2x00dev, LED_CFG, &reg);
1147
1148                 /* Set LED Polarity */
1149                 rt2x00_set_field32(&reg, LED_CFG_LED_POLAR, polarity);
1150
1151                 /* Set LED Mode */
1152                 if (led->type == LED_TYPE_RADIO) {
1153                         rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE,
1154                                            enabled ? 3 : 0);
1155                 } else if (led->type == LED_TYPE_ASSOC) {
1156                         rt2x00_set_field32(&reg, LED_CFG_Y_LED_MODE,
1157                                            enabled ? 3 : 0);
1158                 } else if (led->type == LED_TYPE_QUALITY) {
1159                         rt2x00_set_field32(&reg, LED_CFG_R_LED_MODE,
1160                                            enabled ? 3 : 0);
1161                 }
1162
1163                 rt2800_register_write(led->rt2x00dev, LED_CFG, reg);
1164
1165         } else {
1166                 if (led->type == LED_TYPE_RADIO) {
1167                         rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode,
1168                                               enabled ? 0x20 : 0);
1169                 } else if (led->type == LED_TYPE_ASSOC) {
1170                         rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode,
1171                                               enabled ? (bg_mode ? 0x60 : 0xa0) : 0x20);
1172                 } else if (led->type == LED_TYPE_QUALITY) {
1173                         /*
1174                          * The brightness is divided into 6 levels (0 - 5),
1175                          * The specs tell us the following levels:
1176                          *      0, 1 ,3, 7, 15, 31
1177                          * to determine the level in a simple way we can simply
1178                          * work with bitshifting:
1179                          *      (1 << level) - 1
1180                          */
1181                         rt2800_mcu_request(led->rt2x00dev, MCU_LED_STRENGTH, 0xff,
1182                                               (1 << brightness / (LED_FULL / 6)) - 1,
1183                                               polarity);
1184                 }
1185         }
1186 }
1187
1188 static void rt2800_init_led(struct rt2x00_dev *rt2x00dev,
1189                      struct rt2x00_led *led, enum led_type type)
1190 {
1191         led->rt2x00dev = rt2x00dev;
1192         led->type = type;
1193         led->led_dev.brightness_set = rt2800_brightness_set;
1194         led->flags = LED_INITIALIZED;
1195 }
1196 #endif /* CONFIG_RT2X00_LIB_LEDS */
1197
1198 /*
1199  * Configuration handlers.
1200  */
1201 static void rt2800_config_wcid(struct rt2x00_dev *rt2x00dev,
1202                                const u8 *address,
1203                                int wcid)
1204 {
1205         struct mac_wcid_entry wcid_entry;
1206         u32 offset;
1207
1208         offset = MAC_WCID_ENTRY(wcid);
1209
1210         memset(&wcid_entry, 0xff, sizeof(wcid_entry));
1211         if (address)
1212                 memcpy(wcid_entry.mac, address, ETH_ALEN);
1213
1214         rt2800_register_multiwrite(rt2x00dev, offset,
1215                                       &wcid_entry, sizeof(wcid_entry));
1216 }
1217
1218 static void rt2800_delete_wcid_attr(struct rt2x00_dev *rt2x00dev, int wcid)
1219 {
1220         u32 offset;
1221         offset = MAC_WCID_ATTR_ENTRY(wcid);
1222         rt2800_register_write(rt2x00dev, offset, 0);
1223 }
1224
1225 static void rt2800_config_wcid_attr_bssidx(struct rt2x00_dev *rt2x00dev,
1226                                            int wcid, u32 bssidx)
1227 {
1228         u32 offset = MAC_WCID_ATTR_ENTRY(wcid);
1229         u32 reg;
1230
1231         /*
1232          * The BSS Idx numbers is split in a main value of 3 bits,
1233          * and a extended field for adding one additional bit to the value.
1234          */
1235         rt2800_register_read(rt2x00dev, offset, &reg);
1236         rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX, (bssidx & 0x7));
1237         rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX_EXT,
1238                            (bssidx & 0x8) >> 3);
1239         rt2800_register_write(rt2x00dev, offset, reg);
1240 }
1241
1242 static void rt2800_config_wcid_attr_cipher(struct rt2x00_dev *rt2x00dev,
1243                                            struct rt2x00lib_crypto *crypto,
1244                                            struct ieee80211_key_conf *key)
1245 {
1246         struct mac_iveiv_entry iveiv_entry;
1247         u32 offset;
1248         u32 reg;
1249
1250         offset = MAC_WCID_ATTR_ENTRY(key->hw_key_idx);
1251
1252         if (crypto->cmd == SET_KEY) {
1253                 rt2800_register_read(rt2x00dev, offset, &reg);
1254                 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB,
1255                                    !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE));
1256                 /*
1257                  * Both the cipher as the BSS Idx numbers are split in a main
1258                  * value of 3 bits, and a extended field for adding one additional
1259                  * bit to the value.
1260                  */
1261                 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER,
1262                                    (crypto->cipher & 0x7));
1263                 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER_EXT,
1264                                    (crypto->cipher & 0x8) >> 3);
1265                 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher);
1266                 rt2800_register_write(rt2x00dev, offset, reg);
1267         } else {
1268                 /* Delete the cipher without touching the bssidx */
1269                 rt2800_register_read(rt2x00dev, offset, &reg);
1270                 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB, 0);
1271                 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER, 0);
1272                 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER_EXT, 0);
1273                 rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, 0);
1274                 rt2800_register_write(rt2x00dev, offset, reg);
1275         }
1276
1277         offset = MAC_IVEIV_ENTRY(key->hw_key_idx);
1278
1279         memset(&iveiv_entry, 0, sizeof(iveiv_entry));
1280         if ((crypto->cipher == CIPHER_TKIP) ||
1281             (crypto->cipher == CIPHER_TKIP_NO_MIC) ||
1282             (crypto->cipher == CIPHER_AES))
1283                 iveiv_entry.iv[3] |= 0x20;
1284         iveiv_entry.iv[3] |= key->keyidx << 6;
1285         rt2800_register_multiwrite(rt2x00dev, offset,
1286                                       &iveiv_entry, sizeof(iveiv_entry));
1287 }
1288
1289 int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev,
1290                              struct rt2x00lib_crypto *crypto,
1291                              struct ieee80211_key_conf *key)
1292 {
1293         struct hw_key_entry key_entry;
1294         struct rt2x00_field32 field;
1295         u32 offset;
1296         u32 reg;
1297
1298         if (crypto->cmd == SET_KEY) {
1299                 key->hw_key_idx = (4 * crypto->bssidx) + key->keyidx;
1300
1301                 memcpy(key_entry.key, crypto->key,
1302                        sizeof(key_entry.key));
1303                 memcpy(key_entry.tx_mic, crypto->tx_mic,
1304                        sizeof(key_entry.tx_mic));
1305                 memcpy(key_entry.rx_mic, crypto->rx_mic,
1306                        sizeof(key_entry.rx_mic));
1307
1308                 offset = SHARED_KEY_ENTRY(key->hw_key_idx);
1309                 rt2800_register_multiwrite(rt2x00dev, offset,
1310                                               &key_entry, sizeof(key_entry));
1311         }
1312
1313         /*
1314          * The cipher types are stored over multiple registers
1315          * starting with SHARED_KEY_MODE_BASE each word will have
1316          * 32 bits and contains the cipher types for 2 bssidx each.
1317          * Using the correct defines correctly will cause overhead,
1318          * so just calculate the correct offset.
1319          */
1320         field.bit_offset = 4 * (key->hw_key_idx % 8);
1321         field.bit_mask = 0x7 << field.bit_offset;
1322
1323         offset = SHARED_KEY_MODE_ENTRY(key->hw_key_idx / 8);
1324
1325         rt2800_register_read(rt2x00dev, offset, &reg);
1326         rt2x00_set_field32(&reg, field,
1327                            (crypto->cmd == SET_KEY) * crypto->cipher);
1328         rt2800_register_write(rt2x00dev, offset, reg);
1329
1330         /*
1331          * Update WCID information
1332          */
1333         rt2800_config_wcid(rt2x00dev, crypto->address, key->hw_key_idx);
1334         rt2800_config_wcid_attr_bssidx(rt2x00dev, key->hw_key_idx,
1335                                        crypto->bssidx);
1336         rt2800_config_wcid_attr_cipher(rt2x00dev, crypto, key);
1337
1338         return 0;
1339 }
1340 EXPORT_SYMBOL_GPL(rt2800_config_shared_key);
1341
1342 static inline int rt2800_find_wcid(struct rt2x00_dev *rt2x00dev)
1343 {
1344         struct mac_wcid_entry wcid_entry;
1345         int idx;
1346         u32 offset;
1347
1348         /*
1349          * Search for the first free WCID entry and return the corresponding
1350          * index.
1351          *
1352          * Make sure the WCID starts _after_ the last possible shared key
1353          * entry (>32).
1354          *
1355          * Since parts of the pairwise key table might be shared with
1356          * the beacon frame buffers 6 & 7 we should only write into the
1357          * first 222 entries.
1358          */
1359         for (idx = 33; idx <= 222; idx++) {
1360                 offset = MAC_WCID_ENTRY(idx);
1361                 rt2800_register_multiread(rt2x00dev, offset, &wcid_entry,
1362                                           sizeof(wcid_entry));
1363                 if (is_broadcast_ether_addr(wcid_entry.mac))
1364                         return idx;
1365         }
1366
1367         /*
1368          * Use -1 to indicate that we don't have any more space in the WCID
1369          * table.
1370          */
1371         return -1;
1372 }
1373
1374 int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
1375                                struct rt2x00lib_crypto *crypto,
1376                                struct ieee80211_key_conf *key)
1377 {
1378         struct hw_key_entry key_entry;
1379         u32 offset;
1380
1381         if (crypto->cmd == SET_KEY) {
1382                 /*
1383                  * Allow key configuration only for STAs that are
1384                  * known by the hw.
1385                  */
1386                 if (crypto->wcid < 0)
1387                         return -ENOSPC;
1388                 key->hw_key_idx = crypto->wcid;
1389
1390                 memcpy(key_entry.key, crypto->key,
1391                        sizeof(key_entry.key));
1392                 memcpy(key_entry.tx_mic, crypto->tx_mic,
1393                        sizeof(key_entry.tx_mic));
1394                 memcpy(key_entry.rx_mic, crypto->rx_mic,
1395                        sizeof(key_entry.rx_mic));
1396
1397                 offset = PAIRWISE_KEY_ENTRY(key->hw_key_idx);
1398                 rt2800_register_multiwrite(rt2x00dev, offset,
1399                                               &key_entry, sizeof(key_entry));
1400         }
1401
1402         /*
1403          * Update WCID information
1404          */
1405         rt2800_config_wcid_attr_cipher(rt2x00dev, crypto, key);
1406
1407         return 0;
1408 }
1409 EXPORT_SYMBOL_GPL(rt2800_config_pairwise_key);
1410
1411 int rt2800_sta_add(struct rt2x00_dev *rt2x00dev, struct ieee80211_vif *vif,
1412                    struct ieee80211_sta *sta)
1413 {
1414         int wcid;
1415         struct rt2x00_sta *sta_priv = sta_to_rt2x00_sta(sta);
1416
1417         /*
1418          * Find next free WCID.
1419          */
1420         wcid = rt2800_find_wcid(rt2x00dev);
1421
1422         /*
1423          * Store selected wcid even if it is invalid so that we can
1424          * later decide if the STA is uploaded into the hw.
1425          */
1426         sta_priv->wcid = wcid;
1427
1428         /*
1429          * No space left in the device, however, we can still communicate
1430          * with the STA -> No error.
1431          */
1432         if (wcid < 0)
1433                 return 0;
1434
1435         /*
1436          * Clean up WCID attributes and write STA address to the device.
1437          */
1438         rt2800_delete_wcid_attr(rt2x00dev, wcid);
1439         rt2800_config_wcid(rt2x00dev, sta->addr, wcid);
1440         rt2800_config_wcid_attr_bssidx(rt2x00dev, wcid,
1441                                        rt2x00lib_get_bssidx(rt2x00dev, vif));
1442         return 0;
1443 }
1444 EXPORT_SYMBOL_GPL(rt2800_sta_add);
1445
1446 int rt2800_sta_remove(struct rt2x00_dev *rt2x00dev, int wcid)
1447 {
1448         /*
1449          * Remove WCID entry, no need to clean the attributes as they will
1450          * get renewed when the WCID is reused.
1451          */
1452         rt2800_config_wcid(rt2x00dev, NULL, wcid);
1453
1454         return 0;
1455 }
1456 EXPORT_SYMBOL_GPL(rt2800_sta_remove);
1457
1458 void rt2800_config_filter(struct rt2x00_dev *rt2x00dev,
1459                           const unsigned int filter_flags)
1460 {
1461         u32 reg;
1462
1463         /*
1464          * Start configuration steps.
1465          * Note that the version error will always be dropped
1466          * and broadcast frames will always be accepted since
1467          * there is no filter for it at this time.
1468          */
1469         rt2800_register_read(rt2x00dev, RX_FILTER_CFG, &reg);
1470         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CRC_ERROR,
1471                            !(filter_flags & FIF_FCSFAIL));
1472         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_PHY_ERROR,
1473                            !(filter_flags & FIF_PLCPFAIL));
1474         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_NOT_TO_ME,
1475                            !(filter_flags & FIF_PROMISC_IN_BSS));
1476         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_NOT_MY_BSSD, 0);
1477         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_VER_ERROR, 1);
1478         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_MULTICAST,
1479                            !(filter_flags & FIF_ALLMULTI));
1480         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BROADCAST, 0);
1481         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_DUPLICATE, 1);
1482         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CF_END_ACK,
1483                            !(filter_flags & FIF_CONTROL));
1484         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CF_END,
1485                            !(filter_flags & FIF_CONTROL));
1486         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_ACK,
1487                            !(filter_flags & FIF_CONTROL));
1488         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CTS,
1489                            !(filter_flags & FIF_CONTROL));
1490         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_RTS,
1491                            !(filter_flags & FIF_CONTROL));
1492         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_PSPOLL,
1493                            !(filter_flags & FIF_PSPOLL));
1494         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BA, 0);
1495         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BAR,
1496                            !(filter_flags & FIF_CONTROL));
1497         rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CNTL,
1498                            !(filter_flags & FIF_CONTROL));
1499         rt2800_register_write(rt2x00dev, RX_FILTER_CFG, reg);
1500 }
1501 EXPORT_SYMBOL_GPL(rt2800_config_filter);
1502
1503 void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
1504                         struct rt2x00intf_conf *conf, const unsigned int flags)
1505 {
1506         u32 reg;
1507         bool update_bssid = false;
1508
1509         if (flags & CONFIG_UPDATE_TYPE) {
1510                 /*
1511                  * Enable synchronisation.
1512                  */
1513                 rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
1514                 rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_SYNC, conf->sync);
1515                 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1516
1517                 if (conf->sync == TSF_SYNC_AP_NONE) {
1518                         /*
1519                          * Tune beacon queue transmit parameters for AP mode
1520                          */
1521                         rt2800_register_read(rt2x00dev, TBTT_SYNC_CFG, &reg);
1522                         rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_CWMIN, 0);
1523                         rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_AIFSN, 1);
1524                         rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_EXP_WIN, 32);
1525                         rt2x00_set_field32(&reg, TBTT_SYNC_CFG_TBTT_ADJUST, 0);
1526                         rt2800_register_write(rt2x00dev, TBTT_SYNC_CFG, reg);
1527                 } else {
1528                         rt2800_register_read(rt2x00dev, TBTT_SYNC_CFG, &reg);
1529                         rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_CWMIN, 4);
1530                         rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_AIFSN, 2);
1531                         rt2x00_set_field32(&reg, TBTT_SYNC_CFG_BCN_EXP_WIN, 32);
1532                         rt2x00_set_field32(&reg, TBTT_SYNC_CFG_TBTT_ADJUST, 16);
1533                         rt2800_register_write(rt2x00dev, TBTT_SYNC_CFG, reg);
1534                 }
1535         }
1536
1537         if (flags & CONFIG_UPDATE_MAC) {
1538                 if (flags & CONFIG_UPDATE_TYPE &&
1539                     conf->sync == TSF_SYNC_AP_NONE) {
1540                         /*
1541                          * The BSSID register has to be set to our own mac
1542                          * address in AP mode.
1543                          */
1544                         memcpy(conf->bssid, conf->mac, sizeof(conf->mac));
1545                         update_bssid = true;
1546                 }
1547
1548                 if (!is_zero_ether_addr((const u8 *)conf->mac)) {
1549                         reg = le32_to_cpu(conf->mac[1]);
1550                         rt2x00_set_field32(&reg, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff);
1551                         conf->mac[1] = cpu_to_le32(reg);
1552                 }
1553
1554                 rt2800_register_multiwrite(rt2x00dev, MAC_ADDR_DW0,
1555                                               conf->mac, sizeof(conf->mac));
1556         }
1557
1558         if ((flags & CONFIG_UPDATE_BSSID) || update_bssid) {
1559                 if (!is_zero_ether_addr((const u8 *)conf->bssid)) {
1560                         reg = le32_to_cpu(conf->bssid[1]);
1561                         rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_ID_MASK, 3);
1562                         rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_BCN_NUM, 7);
1563                         conf->bssid[1] = cpu_to_le32(reg);
1564                 }
1565
1566                 rt2800_register_multiwrite(rt2x00dev, MAC_BSSID_DW0,
1567                                               conf->bssid, sizeof(conf->bssid));
1568         }
1569 }
1570 EXPORT_SYMBOL_GPL(rt2800_config_intf);
1571
1572 static void rt2800_config_ht_opmode(struct rt2x00_dev *rt2x00dev,
1573                                     struct rt2x00lib_erp *erp)
1574 {
1575         bool any_sta_nongf = !!(erp->ht_opmode &
1576                                 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
1577         u8 protection = erp->ht_opmode & IEEE80211_HT_OP_MODE_PROTECTION;
1578         u8 mm20_mode, mm40_mode, gf20_mode, gf40_mode;
1579         u16 mm20_rate, mm40_rate, gf20_rate, gf40_rate;
1580         u32 reg;
1581
1582         /* default protection rate for HT20: OFDM 24M */
1583         mm20_rate = gf20_rate = 0x4004;
1584
1585         /* default protection rate for HT40: duplicate OFDM 24M */
1586         mm40_rate = gf40_rate = 0x4084;
1587
1588         switch (protection) {
1589         case IEEE80211_HT_OP_MODE_PROTECTION_NONE:
1590                 /*
1591                  * All STAs in this BSS are HT20/40 but there might be
1592                  * STAs not supporting greenfield mode.
1593                  * => Disable protection for HT transmissions.
1594                  */
1595                 mm20_mode = mm40_mode = gf20_mode = gf40_mode = 0;
1596
1597                 break;
1598         case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ:
1599                 /*
1600                  * All STAs in this BSS are HT20 or HT20/40 but there
1601                  * might be STAs not supporting greenfield mode.
1602                  * => Protect all HT40 transmissions.
1603                  */
1604                 mm20_mode = gf20_mode = 0;
1605                 mm40_mode = gf40_mode = 2;
1606
1607                 break;
1608         case IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER:
1609                 /*
1610                  * Nonmember protection:
1611                  * According to 802.11n we _should_ protect all
1612                  * HT transmissions (but we don't have to).
1613                  *
1614                  * But if cts_protection is enabled we _shall_ protect
1615                  * all HT transmissions using a CCK rate.
1616                  *
1617                  * And if any station is non GF we _shall_ protect
1618                  * GF transmissions.
1619                  *
1620                  * We decide to protect everything
1621                  * -> fall through to mixed mode.
1622                  */
1623         case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED:
1624                 /*
1625                  * Legacy STAs are present
1626                  * => Protect all HT transmissions.
1627                  */
1628                 mm20_mode = mm40_mode = gf20_mode = gf40_mode = 2;
1629
1630                 /*
1631                  * If erp protection is needed we have to protect HT
1632                  * transmissions with CCK 11M long preamble.
1633                  */
1634                 if (erp->cts_protection) {
1635                         /* don't duplicate RTS/CTS in CCK mode */
1636                         mm20_rate = mm40_rate = 0x0003;
1637                         gf20_rate = gf40_rate = 0x0003;
1638                 }
1639                 break;
1640         }
1641
1642         /* check for STAs not supporting greenfield mode */
1643         if (any_sta_nongf)
1644                 gf20_mode = gf40_mode = 2;
1645
1646         /* Update HT protection config */
1647         rt2800_register_read(rt2x00dev, MM20_PROT_CFG, &reg);
1648         rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_RATE, mm20_rate);
1649         rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_CTRL, mm20_mode);
1650         rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg);
1651
1652         rt2800_register_read(rt2x00dev, MM40_PROT_CFG, &reg);
1653         rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_RATE, mm40_rate);
1654         rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_CTRL, mm40_mode);
1655         rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg);
1656
1657         rt2800_register_read(rt2x00dev, GF20_PROT_CFG, &reg);
1658         rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_RATE, gf20_rate);
1659         rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_CTRL, gf20_mode);
1660         rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg);
1661
1662         rt2800_register_read(rt2x00dev, GF40_PROT_CFG, &reg);
1663         rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_RATE, gf40_rate);
1664         rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_CTRL, gf40_mode);
1665         rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg);
1666 }
1667
1668 void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
1669                        u32 changed)
1670 {
1671         u32 reg;
1672
1673         if (changed & BSS_CHANGED_ERP_PREAMBLE) {
1674                 rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
1675                 rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY,
1676                                    !!erp->short_preamble);
1677                 rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE,
1678                                    !!erp->short_preamble);
1679                 rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
1680         }
1681
1682         if (changed & BSS_CHANGED_ERP_CTS_PROT) {
1683                 rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
1684                 rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL,
1685                                    erp->cts_protection ? 2 : 0);
1686                 rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
1687         }
1688
1689         if (changed & BSS_CHANGED_BASIC_RATES) {
1690                 rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE,
1691                                          erp->basic_rates);
1692                 rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
1693         }
1694
1695         if (changed & BSS_CHANGED_ERP_SLOT) {
1696                 rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg);
1697                 rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME,
1698                                    erp->slot_time);
1699                 rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
1700
1701                 rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, &reg);
1702                 rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, erp->eifs);
1703                 rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
1704         }
1705
1706         if (changed & BSS_CHANGED_BEACON_INT) {
1707                 rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
1708                 rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL,
1709                                    erp->beacon_int * 16);
1710                 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
1711         }
1712
1713         if (changed & BSS_CHANGED_HT)
1714                 rt2800_config_ht_opmode(rt2x00dev, erp);
1715 }
1716 EXPORT_SYMBOL_GPL(rt2800_config_erp);
1717
1718 static void rt2800_config_3572bt_ant(struct rt2x00_dev *rt2x00dev)
1719 {
1720         u32 reg;
1721         u16 eeprom;
1722         u8 led_ctrl, led_g_mode, led_r_mode;
1723
1724         rt2800_register_read(rt2x00dev, GPIO_SWITCH, &reg);
1725         if (rt2x00dev->curr_band == IEEE80211_BAND_5GHZ) {
1726                 rt2x00_set_field32(&reg, GPIO_SWITCH_0, 1);
1727                 rt2x00_set_field32(&reg, GPIO_SWITCH_1, 1);
1728         } else {
1729                 rt2x00_set_field32(&reg, GPIO_SWITCH_0, 0);
1730                 rt2x00_set_field32(&reg, GPIO_SWITCH_1, 0);
1731         }
1732         rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg);
1733
1734         rt2800_register_read(rt2x00dev, LED_CFG, &reg);
1735         led_g_mode = rt2x00_get_field32(reg, LED_CFG_LED_POLAR) ? 3 : 0;
1736         led_r_mode = rt2x00_get_field32(reg, LED_CFG_LED_POLAR) ? 0 : 3;
1737         if (led_g_mode != rt2x00_get_field32(reg, LED_CFG_G_LED_MODE) ||
1738             led_r_mode != rt2x00_get_field32(reg, LED_CFG_R_LED_MODE)) {
1739                 rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom);
1740                 led_ctrl = rt2x00_get_field16(eeprom, EEPROM_FREQ_LED_MODE);
1741                 if (led_ctrl == 0 || led_ctrl > 0x40) {
1742                         rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE, led_g_mode);
1743                         rt2x00_set_field32(&reg, LED_CFG_R_LED_MODE, led_r_mode);
1744                         rt2800_register_write(rt2x00dev, LED_CFG, reg);
1745                 } else {
1746                         rt2800_mcu_request(rt2x00dev, MCU_BAND_SELECT, 0xff,
1747                                            (led_g_mode << 2) | led_r_mode, 1);
1748                 }
1749         }
1750 }
1751
1752 static void rt2800_set_ant_diversity(struct rt2x00_dev *rt2x00dev,
1753                                      enum antenna ant)
1754 {
1755         u32 reg;
1756         u8 eesk_pin = (ant == ANTENNA_A) ? 1 : 0;
1757         u8 gpio_bit3 = (ant == ANTENNA_A) ? 0 : 1;
1758
1759         if (rt2x00_is_pci(rt2x00dev)) {
1760                 rt2800_register_read(rt2x00dev, E2PROM_CSR, &reg);
1761                 rt2x00_set_field32(&reg, E2PROM_CSR_DATA_CLOCK, eesk_pin);
1762                 rt2800_register_write(rt2x00dev, E2PROM_CSR, reg);
1763         } else if (rt2x00_is_usb(rt2x00dev))
1764                 rt2800_mcu_request(rt2x00dev, MCU_ANT_SELECT, 0xff,
1765                                    eesk_pin, 0);
1766
1767         rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
1768         rt2x00_set_field32(&reg, GPIO_CTRL_DIR3, 0);
1769         rt2x00_set_field32(&reg, GPIO_CTRL_VAL3, gpio_bit3);
1770         rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
1771 }
1772
1773 void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant)
1774 {
1775         u8 r1;
1776         u8 r3;
1777         u16 eeprom;
1778
1779         rt2800_bbp_read(rt2x00dev, 1, &r1);
1780         rt2800_bbp_read(rt2x00dev, 3, &r3);
1781
1782         if (rt2x00_rt(rt2x00dev, RT3572) &&
1783             test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags))
1784                 rt2800_config_3572bt_ant(rt2x00dev);
1785
1786         /*
1787          * Configure the TX antenna.
1788          */
1789         switch (ant->tx_chain_num) {
1790         case 1:
1791                 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0);
1792                 break;
1793         case 2:
1794                 if (rt2x00_rt(rt2x00dev, RT3572) &&
1795                     test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags))
1796                         rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 1);
1797                 else
1798                         rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2);
1799                 break;
1800         case 3:
1801                 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2);
1802                 break;
1803         }
1804
1805         /*
1806          * Configure the RX antenna.
1807          */
1808         switch (ant->rx_chain_num) {
1809         case 1:
1810                 if (rt2x00_rt(rt2x00dev, RT3070) ||
1811                     rt2x00_rt(rt2x00dev, RT3090) ||
1812                     rt2x00_rt(rt2x00dev, RT3352) ||
1813                     rt2x00_rt(rt2x00dev, RT3390)) {
1814                         rt2800_eeprom_read(rt2x00dev,
1815                                            EEPROM_NIC_CONF1, &eeprom);
1816                         if (rt2x00_get_field16(eeprom,
1817                                                 EEPROM_NIC_CONF1_ANT_DIVERSITY))
1818                                 rt2800_set_ant_diversity(rt2x00dev,
1819                                                 rt2x00dev->default_ant.rx);
1820                 }
1821                 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0);
1822                 break;
1823         case 2:
1824                 if (rt2x00_rt(rt2x00dev, RT3572) &&
1825                     test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) {
1826                         rt2x00_set_field8(&r3, BBP3_RX_ADC, 1);
1827                         rt2x00_set_field8(&r3, BBP3_RX_ANTENNA,
1828                                 rt2x00dev->curr_band == IEEE80211_BAND_5GHZ);
1829                         rt2800_set_ant_diversity(rt2x00dev, ANTENNA_B);
1830                 } else {
1831                         rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 1);
1832                 }
1833                 break;
1834         case 3:
1835                 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 2);
1836                 break;
1837         }
1838
1839         rt2800_bbp_write(rt2x00dev, 3, r3);
1840         rt2800_bbp_write(rt2x00dev, 1, r1);
1841
1842         if (rt2x00_rt(rt2x00dev, RT3593)) {
1843                 if (ant->rx_chain_num == 1)
1844                         rt2800_bbp_write(rt2x00dev, 86, 0x00);
1845                 else
1846                         rt2800_bbp_write(rt2x00dev, 86, 0x46);
1847         }
1848 }
1849 EXPORT_SYMBOL_GPL(rt2800_config_ant);
1850
1851 static void rt2800_config_lna_gain(struct rt2x00_dev *rt2x00dev,
1852                                    struct rt2x00lib_conf *libconf)
1853 {
1854         u16 eeprom;
1855         short lna_gain;
1856
1857         if (libconf->rf.channel <= 14) {
1858                 rt2800_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom);
1859                 lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_BG);
1860         } else if (libconf->rf.channel <= 64) {
1861                 rt2800_eeprom_read(rt2x00dev, EEPROM_LNA, &eeprom);
1862                 lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_A0);
1863         } else if (libconf->rf.channel <= 128) {
1864                 if (rt2x00_rt(rt2x00dev, RT3593)) {
1865                         rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2, &eeprom);
1866                         lna_gain = rt2x00_get_field16(eeprom,
1867                                                       EEPROM_EXT_LNA2_A1);
1868                 } else {
1869                         rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom);
1870                         lna_gain = rt2x00_get_field16(eeprom,
1871                                                       EEPROM_RSSI_BG2_LNA_A1);
1872                 }
1873         } else {
1874                 if (rt2x00_rt(rt2x00dev, RT3593)) {
1875                         rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2, &eeprom);
1876                         lna_gain = rt2x00_get_field16(eeprom,
1877                                                       EEPROM_EXT_LNA2_A2);
1878                 } else {
1879                         rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom);
1880                         lna_gain = rt2x00_get_field16(eeprom,
1881                                                       EEPROM_RSSI_A2_LNA_A2);
1882                 }
1883         }
1884
1885         rt2x00dev->lna_gain = lna_gain;
1886 }
1887
1888 #define FREQ_OFFSET_BOUND       0x5f
1889
1890 static void rt2800_adjust_freq_offset(struct rt2x00_dev *rt2x00dev)
1891 {
1892         u8 freq_offset, prev_freq_offset;
1893         u8 rfcsr, prev_rfcsr;
1894
1895         freq_offset = rt2x00_get_field8(rt2x00dev->freq_offset, RFCSR17_CODE);
1896         freq_offset = min_t(u8, freq_offset, FREQ_OFFSET_BOUND);
1897
1898         rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr);
1899         prev_rfcsr = rfcsr;
1900
1901         rt2x00_set_field8(&rfcsr, RFCSR17_CODE, freq_offset);
1902         if (rfcsr == prev_rfcsr)
1903                 return;
1904
1905         if (rt2x00_is_usb(rt2x00dev)) {
1906                 rt2800_mcu_request(rt2x00dev, MCU_FREQ_OFFSET, 0xff,
1907                                    freq_offset, prev_rfcsr);
1908                 return;
1909         }
1910
1911         prev_freq_offset = rt2x00_get_field8(prev_rfcsr, RFCSR17_CODE);
1912         while (prev_freq_offset != freq_offset) {
1913                 if (prev_freq_offset < freq_offset)
1914                         prev_freq_offset++;
1915                 else
1916                         prev_freq_offset--;
1917
1918                 rt2x00_set_field8(&rfcsr, RFCSR17_CODE, prev_freq_offset);
1919                 rt2800_rfcsr_write(rt2x00dev, 17, rfcsr);
1920
1921                 usleep_range(1000, 1500);
1922         }
1923 }
1924
1925 static void rt2800_config_channel_rf2xxx(struct rt2x00_dev *rt2x00dev,
1926                                          struct ieee80211_conf *conf,
1927                                          struct rf_channel *rf,
1928                                          struct channel_info *info)
1929 {
1930         rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset);
1931
1932         if (rt2x00dev->default_ant.tx_chain_num == 1)
1933                 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_TX1, 1);
1934
1935         if (rt2x00dev->default_ant.rx_chain_num == 1) {
1936                 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX1, 1);
1937                 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1);
1938         } else if (rt2x00dev->default_ant.rx_chain_num == 2)
1939                 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1);
1940
1941         if (rf->channel > 14) {
1942                 /*
1943                  * When TX power is below 0, we should increase it by 7 to
1944                  * make it a positive value (Minimum value is -7).
1945                  * However this means that values between 0 and 7 have
1946                  * double meaning, and we should set a 7DBm boost flag.
1947                  */
1948                 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A_7DBM_BOOST,
1949                                    (info->default_power1 >= 0));
1950
1951                 if (info->default_power1 < 0)
1952                         info->default_power1 += 7;
1953
1954                 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A, info->default_power1);
1955
1956                 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A_7DBM_BOOST,
1957                                    (info->default_power2 >= 0));
1958
1959                 if (info->default_power2 < 0)
1960                         info->default_power2 += 7;
1961
1962                 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A, info->default_power2);
1963         } else {
1964                 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_G, info->default_power1);
1965                 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_G, info->default_power2);
1966         }
1967
1968         rt2x00_set_field32(&rf->rf4, RF4_HT40, conf_is_ht40(conf));
1969
1970         rt2800_rf_write(rt2x00dev, 1, rf->rf1);
1971         rt2800_rf_write(rt2x00dev, 2, rf->rf2);
1972         rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
1973         rt2800_rf_write(rt2x00dev, 4, rf->rf4);
1974
1975         udelay(200);
1976
1977         rt2800_rf_write(rt2x00dev, 1, rf->rf1);
1978         rt2800_rf_write(rt2x00dev, 2, rf->rf2);
1979         rt2800_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004);
1980         rt2800_rf_write(rt2x00dev, 4, rf->rf4);
1981
1982         udelay(200);
1983
1984         rt2800_rf_write(rt2x00dev, 1, rf->rf1);
1985         rt2800_rf_write(rt2x00dev, 2, rf->rf2);
1986         rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
1987         rt2800_rf_write(rt2x00dev, 4, rf->rf4);
1988 }
1989
1990 static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev,
1991                                          struct ieee80211_conf *conf,
1992                                          struct rf_channel *rf,
1993                                          struct channel_info *info)
1994 {
1995         struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
1996         u8 rfcsr, calib_tx, calib_rx;
1997
1998         rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1);
1999
2000         rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
2001         rt2x00_set_field8(&rfcsr, RFCSR3_K, rf->rf3);
2002         rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
2003
2004         rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
2005         rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2);
2006         rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
2007
2008         rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr);
2009         rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, info->default_power1);
2010         rt2800_rfcsr_write(rt2x00dev, 12, rfcsr);
2011
2012         rt2800_rfcsr_read(rt2x00dev, 13, &rfcsr);
2013         rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, info->default_power2);
2014         rt2800_rfcsr_write(rt2x00dev, 13, rfcsr);
2015
2016         rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2017         rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
2018         rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD,
2019                           rt2x00dev->default_ant.rx_chain_num <= 1);
2020         rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD,
2021                           rt2x00dev->default_ant.rx_chain_num <= 2);
2022         rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
2023         rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD,
2024                           rt2x00dev->default_ant.tx_chain_num <= 1);
2025         rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD,
2026                           rt2x00dev->default_ant.tx_chain_num <= 2);
2027         rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2028
2029         rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
2030         rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1);
2031         rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2032         msleep(1);
2033         rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0);
2034         rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2035
2036         rt2800_rfcsr_read(rt2x00dev, 23, &rfcsr);
2037         rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset);
2038         rt2800_rfcsr_write(rt2x00dev, 23, rfcsr);
2039
2040         if (rt2x00_rt(rt2x00dev, RT3390)) {
2041                 calib_tx = conf_is_ht40(conf) ? 0x68 : 0x4f;
2042                 calib_rx = conf_is_ht40(conf) ? 0x6f : 0x4f;
2043         } else {
2044                 if (conf_is_ht40(conf)) {
2045                         calib_tx = drv_data->calibration_bw40;
2046                         calib_rx = drv_data->calibration_bw40;
2047                 } else {
2048                         calib_tx = drv_data->calibration_bw20;
2049                         calib_rx = drv_data->calibration_bw20;
2050                 }
2051         }
2052
2053         rt2800_rfcsr_read(rt2x00dev, 24, &rfcsr);
2054         rt2x00_set_field8(&rfcsr, RFCSR24_TX_CALIB, calib_tx);
2055         rt2800_rfcsr_write(rt2x00dev, 24, rfcsr);
2056
2057         rt2800_rfcsr_read(rt2x00dev, 31, &rfcsr);
2058         rt2x00_set_field8(&rfcsr, RFCSR31_RX_CALIB, calib_rx);
2059         rt2800_rfcsr_write(rt2x00dev, 31, rfcsr);
2060
2061         rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr);
2062         rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1);
2063         rt2800_rfcsr_write(rt2x00dev, 7, rfcsr);
2064
2065         rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
2066         rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1);
2067         rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2068         msleep(1);
2069         rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0);
2070         rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2071 }
2072
2073 static void rt2800_config_channel_rf3052(struct rt2x00_dev *rt2x00dev,
2074                                          struct ieee80211_conf *conf,
2075                                          struct rf_channel *rf,
2076                                          struct channel_info *info)
2077 {
2078         struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
2079         u8 rfcsr;
2080         u32 reg;
2081
2082         if (rf->channel <= 14) {
2083                 rt2800_bbp_write(rt2x00dev, 25, drv_data->bbp25);
2084                 rt2800_bbp_write(rt2x00dev, 26, drv_data->bbp26);
2085         } else {
2086                 rt2800_bbp_write(rt2x00dev, 25, 0x09);
2087                 rt2800_bbp_write(rt2x00dev, 26, 0xff);
2088         }
2089
2090         rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1);
2091         rt2800_rfcsr_write(rt2x00dev, 3, rf->rf3);
2092
2093         rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
2094         rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2);
2095         if (rf->channel <= 14)
2096                 rt2x00_set_field8(&rfcsr, RFCSR6_TXDIV, 2);
2097         else
2098                 rt2x00_set_field8(&rfcsr, RFCSR6_TXDIV, 1);
2099         rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
2100
2101         rt2800_rfcsr_read(rt2x00dev, 5, &rfcsr);
2102         if (rf->channel <= 14)
2103                 rt2x00_set_field8(&rfcsr, RFCSR5_R1, 1);
2104         else
2105                 rt2x00_set_field8(&rfcsr, RFCSR5_R1, 2);
2106         rt2800_rfcsr_write(rt2x00dev, 5, rfcsr);
2107
2108         rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr);
2109         if (rf->channel <= 14) {
2110                 rt2x00_set_field8(&rfcsr, RFCSR12_DR0, 3);
2111                 rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER,
2112                                   info->default_power1);
2113         } else {
2114                 rt2x00_set_field8(&rfcsr, RFCSR12_DR0, 7);
2115                 rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER,
2116                                 (info->default_power1 & 0x3) |
2117                                 ((info->default_power1 & 0xC) << 1));
2118         }
2119         rt2800_rfcsr_write(rt2x00dev, 12, rfcsr);
2120
2121         rt2800_rfcsr_read(rt2x00dev, 13, &rfcsr);
2122         if (rf->channel <= 14) {
2123                 rt2x00_set_field8(&rfcsr, RFCSR13_DR0, 3);
2124                 rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER,
2125                                   info->default_power2);
2126         } else {
2127                 rt2x00_set_field8(&rfcsr, RFCSR13_DR0, 7);
2128                 rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER,
2129                                 (info->default_power2 & 0x3) |
2130                                 ((info->default_power2 & 0xC) << 1));
2131         }
2132         rt2800_rfcsr_write(rt2x00dev, 13, rfcsr);
2133
2134         rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2135         rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
2136         rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
2137         rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0);
2138         rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0);
2139         rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
2140         rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
2141         if (test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) {
2142                 if (rf->channel <= 14) {
2143                         rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
2144                         rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
2145                 }
2146                 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1);
2147                 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1);
2148         } else {
2149                 switch (rt2x00dev->default_ant.tx_chain_num) {
2150                 case 1:
2151                         rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
2152                 case 2:
2153                         rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1);
2154                         break;
2155                 }
2156
2157                 switch (rt2x00dev->default_ant.rx_chain_num) {
2158                 case 1:
2159                         rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
2160                 case 2:
2161                         rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1);
2162                         break;
2163                 }
2164         }
2165         rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2166
2167         rt2800_rfcsr_read(rt2x00dev, 23, &rfcsr);
2168         rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset);
2169         rt2800_rfcsr_write(rt2x00dev, 23, rfcsr);
2170
2171         if (conf_is_ht40(conf)) {
2172                 rt2800_rfcsr_write(rt2x00dev, 24, drv_data->calibration_bw40);
2173                 rt2800_rfcsr_write(rt2x00dev, 31, drv_data->calibration_bw40);
2174         } else {
2175                 rt2800_rfcsr_write(rt2x00dev, 24, drv_data->calibration_bw20);
2176                 rt2800_rfcsr_write(rt2x00dev, 31, drv_data->calibration_bw20);
2177         }
2178
2179         if (rf->channel <= 14) {
2180                 rt2800_rfcsr_write(rt2x00dev, 7, 0xd8);
2181                 rt2800_rfcsr_write(rt2x00dev, 9, 0xc3);
2182                 rt2800_rfcsr_write(rt2x00dev, 10, 0xf1);
2183                 rt2800_rfcsr_write(rt2x00dev, 11, 0xb9);
2184                 rt2800_rfcsr_write(rt2x00dev, 15, 0x53);
2185                 rfcsr = 0x4c;
2186                 rt2x00_set_field8(&rfcsr, RFCSR16_TXMIXER_GAIN,
2187                                   drv_data->txmixer_gain_24g);
2188                 rt2800_rfcsr_write(rt2x00dev, 16, rfcsr);
2189                 rt2800_rfcsr_write(rt2x00dev, 17, 0x23);
2190                 rt2800_rfcsr_write(rt2x00dev, 19, 0x93);
2191                 rt2800_rfcsr_write(rt2x00dev, 20, 0xb3);
2192                 rt2800_rfcsr_write(rt2x00dev, 25, 0x15);
2193                 rt2800_rfcsr_write(rt2x00dev, 26, 0x85);
2194                 rt2800_rfcsr_write(rt2x00dev, 27, 0x00);
2195                 rt2800_rfcsr_write(rt2x00dev, 29, 0x9b);
2196         } else {
2197                 rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr);
2198                 rt2x00_set_field8(&rfcsr, RFCSR7_BIT2, 1);
2199                 rt2x00_set_field8(&rfcsr, RFCSR7_BIT3, 0);
2200                 rt2x00_set_field8(&rfcsr, RFCSR7_BIT4, 1);
2201                 rt2x00_set_field8(&rfcsr, RFCSR7_BITS67, 0);
2202                 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr);
2203                 rt2800_rfcsr_write(rt2x00dev, 9, 0xc0);
2204                 rt2800_rfcsr_write(rt2x00dev, 10, 0xf1);
2205                 rt2800_rfcsr_write(rt2x00dev, 11, 0x00);
2206                 rt2800_rfcsr_write(rt2x00dev, 15, 0x43);
2207                 rfcsr = 0x7a;
2208                 rt2x00_set_field8(&rfcsr, RFCSR16_TXMIXER_GAIN,
2209                                   drv_data->txmixer_gain_5g);
2210                 rt2800_rfcsr_write(rt2x00dev, 16, rfcsr);
2211                 rt2800_rfcsr_write(rt2x00dev, 17, 0x23);
2212                 if (rf->channel <= 64) {
2213                         rt2800_rfcsr_write(rt2x00dev, 19, 0xb7);
2214                         rt2800_rfcsr_write(rt2x00dev, 20, 0xf6);
2215                         rt2800_rfcsr_write(rt2x00dev, 25, 0x3d);
2216                 } else if (rf->channel <= 128) {
2217                         rt2800_rfcsr_write(rt2x00dev, 19, 0x74);
2218                         rt2800_rfcsr_write(rt2x00dev, 20, 0xf4);
2219                         rt2800_rfcsr_write(rt2x00dev, 25, 0x01);
2220                 } else {
2221                         rt2800_rfcsr_write(rt2x00dev, 19, 0x72);
2222                         rt2800_rfcsr_write(rt2x00dev, 20, 0xf3);
2223                         rt2800_rfcsr_write(rt2x00dev, 25, 0x01);
2224                 }
2225                 rt2800_rfcsr_write(rt2x00dev, 26, 0x87);
2226                 rt2800_rfcsr_write(rt2x00dev, 27, 0x01);
2227                 rt2800_rfcsr_write(rt2x00dev, 29, 0x9f);
2228         }
2229
2230         rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
2231         rt2x00_set_field32(&reg, GPIO_CTRL_DIR7, 0);
2232         if (rf->channel <= 14)
2233                 rt2x00_set_field32(&reg, GPIO_CTRL_VAL7, 1);
2234         else
2235                 rt2x00_set_field32(&reg, GPIO_CTRL_VAL7, 0);
2236         rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
2237
2238         rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr);
2239         rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1);
2240         rt2800_rfcsr_write(rt2x00dev, 7, rfcsr);
2241 }
2242
2243 static void rt2800_config_channel_rf3053(struct rt2x00_dev *rt2x00dev,
2244                                          struct ieee80211_conf *conf,
2245                                          struct rf_channel *rf,
2246                                          struct channel_info *info)
2247 {
2248         struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
2249         u8 txrx_agc_fc;
2250         u8 txrx_h20m;
2251         u8 rfcsr;
2252         u8 bbp;
2253         const bool txbf_enabled = false; /* TODO */
2254
2255         /* TODO: use TX{0,1,2}FinePowerControl values from EEPROM */
2256         rt2800_bbp_read(rt2x00dev, 109, &bbp);
2257         rt2x00_set_field8(&bbp, BBP109_TX0_POWER, 0);
2258         rt2x00_set_field8(&bbp, BBP109_TX1_POWER, 0);
2259         rt2800_bbp_write(rt2x00dev, 109, bbp);
2260
2261         rt2800_bbp_read(rt2x00dev, 110, &bbp);
2262         rt2x00_set_field8(&bbp, BBP110_TX2_POWER, 0);
2263         rt2800_bbp_write(rt2x00dev, 110, bbp);
2264
2265         if (rf->channel <= 14) {
2266                 /* Restore BBP 25 & 26 for 2.4 GHz */
2267                 rt2800_bbp_write(rt2x00dev, 25, drv_data->bbp25);
2268                 rt2800_bbp_write(rt2x00dev, 26, drv_data->bbp26);
2269         } else {
2270                 /* Hard code BBP 25 & 26 for 5GHz */
2271
2272                 /* Enable IQ Phase correction */
2273                 rt2800_bbp_write(rt2x00dev, 25, 0x09);
2274                 /* Setup IQ Phase correction value */
2275                 rt2800_bbp_write(rt2x00dev, 26, 0xff);
2276         }
2277
2278         rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
2279         rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3 & 0xf);
2280
2281         rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2282         rt2x00_set_field8(&rfcsr, RFCSR11_R, (rf->rf2 & 0x3));
2283         rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2284
2285         rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2286         rt2x00_set_field8(&rfcsr, RFCSR11_PLL_IDOH, 1);
2287         if (rf->channel <= 14)
2288                 rt2x00_set_field8(&rfcsr, RFCSR11_PLL_MOD, 1);
2289         else
2290                 rt2x00_set_field8(&rfcsr, RFCSR11_PLL_MOD, 2);
2291         rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2292
2293         rt2800_rfcsr_read(rt2x00dev, 53, &rfcsr);
2294         if (rf->channel <= 14) {
2295                 rfcsr = 0;
2296                 rt2x00_set_field8(&rfcsr, RFCSR53_TX_POWER,
2297                                   info->default_power1 & 0x1f);
2298         } else {
2299                 if (rt2x00_is_usb(rt2x00dev))
2300                         rfcsr = 0x40;
2301
2302                 rt2x00_set_field8(&rfcsr, RFCSR53_TX_POWER,
2303                                   ((info->default_power1 & 0x18) << 1) |
2304                                   (info->default_power1 & 7));
2305         }
2306         rt2800_rfcsr_write(rt2x00dev, 53, rfcsr);
2307
2308         rt2800_rfcsr_read(rt2x00dev, 55, &rfcsr);
2309         if (rf->channel <= 14) {
2310                 rfcsr = 0;
2311                 rt2x00_set_field8(&rfcsr, RFCSR55_TX_POWER,
2312                                   info->default_power2 & 0x1f);
2313         } else {
2314                 if (rt2x00_is_usb(rt2x00dev))
2315                         rfcsr = 0x40;
2316
2317                 rt2x00_set_field8(&rfcsr, RFCSR55_TX_POWER,
2318                                   ((info->default_power2 & 0x18) << 1) |
2319                                   (info->default_power2 & 7));
2320         }
2321         rt2800_rfcsr_write(rt2x00dev, 55, rfcsr);
2322
2323         rt2800_rfcsr_read(rt2x00dev, 54, &rfcsr);
2324         if (rf->channel <= 14) {
2325                 rfcsr = 0;
2326                 rt2x00_set_field8(&rfcsr, RFCSR54_TX_POWER,
2327                                   info->default_power3 & 0x1f);
2328         } else {
2329                 if (rt2x00_is_usb(rt2x00dev))
2330                         rfcsr = 0x40;
2331
2332                 rt2x00_set_field8(&rfcsr, RFCSR54_TX_POWER,
2333                                   ((info->default_power3 & 0x18) << 1) |
2334                                   (info->default_power3 & 7));
2335         }
2336         rt2800_rfcsr_write(rt2x00dev, 54, rfcsr);
2337
2338         rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2339         rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
2340         rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
2341         rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0);
2342         rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0);
2343         rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
2344         rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
2345         rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
2346         rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
2347
2348         switch (rt2x00dev->default_ant.tx_chain_num) {
2349         case 3:
2350                 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1);
2351                 /* fallthrough */
2352         case 2:
2353                 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
2354                 /* fallthrough */
2355         case 1:
2356                 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
2357                 break;
2358         }
2359
2360         switch (rt2x00dev->default_ant.rx_chain_num) {
2361         case 3:
2362                 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1);
2363                 /* fallthrough */
2364         case 2:
2365                 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
2366                 /* fallthrough */
2367         case 1:
2368                 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
2369                 break;
2370         }
2371         rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2372
2373         rt2800_adjust_freq_offset(rt2x00dev);
2374
2375         if (conf_is_ht40(conf)) {
2376                 txrx_agc_fc = rt2x00_get_field8(drv_data->calibration_bw40,
2377                                                 RFCSR24_TX_AGC_FC);
2378                 txrx_h20m = rt2x00_get_field8(drv_data->calibration_bw40,
2379                                               RFCSR24_TX_H20M);
2380         } else {
2381                 txrx_agc_fc = rt2x00_get_field8(drv_data->calibration_bw20,
2382                                                 RFCSR24_TX_AGC_FC);
2383                 txrx_h20m = rt2x00_get_field8(drv_data->calibration_bw20,
2384                                               RFCSR24_TX_H20M);
2385         }
2386
2387         /* NOTE: the reference driver does not writes the new value
2388          * back to RFCSR 32
2389          */
2390         rt2800_rfcsr_read(rt2x00dev, 32, &rfcsr);
2391         rt2x00_set_field8(&rfcsr, RFCSR32_TX_AGC_FC, txrx_agc_fc);
2392
2393         if (rf->channel <= 14)
2394                 rfcsr = 0xa0;
2395         else
2396                 rfcsr = 0x80;
2397         rt2800_rfcsr_write(rt2x00dev, 31, rfcsr);
2398
2399         rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
2400         rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, txrx_h20m);
2401         rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, txrx_h20m);
2402         rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2403
2404         /* Band selection */
2405         rt2800_rfcsr_read(rt2x00dev, 36, &rfcsr);
2406         if (rf->channel <= 14)
2407                 rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 1);
2408         else
2409                 rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 0);
2410         rt2800_rfcsr_write(rt2x00dev, 36, rfcsr);
2411
2412         rt2800_rfcsr_read(rt2x00dev, 34, &rfcsr);
2413         if (rf->channel <= 14)
2414                 rfcsr = 0x3c;
2415         else
2416                 rfcsr = 0x20;
2417         rt2800_rfcsr_write(rt2x00dev, 34, rfcsr);
2418
2419         rt2800_rfcsr_read(rt2x00dev, 12, &rfcsr);
2420         if (rf->channel <= 14)
2421                 rfcsr = 0x1a;
2422         else
2423                 rfcsr = 0x12;
2424         rt2800_rfcsr_write(rt2x00dev, 12, rfcsr);
2425
2426         rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
2427         if (rf->channel >= 1 && rf->channel <= 14)
2428                 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 1);
2429         else if (rf->channel >= 36 && rf->channel <= 64)
2430                 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 2);
2431         else if (rf->channel >= 100 && rf->channel <= 128)
2432                 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 2);
2433         else
2434                 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 1);
2435         rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
2436
2437         rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
2438         rt2x00_set_field8(&rfcsr, RFCSR30_RX_VCM, 2);
2439         rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
2440
2441         rt2800_rfcsr_write(rt2x00dev, 46, 0x60);
2442
2443         if (rf->channel <= 14) {
2444                 rt2800_rfcsr_write(rt2x00dev, 10, 0xd3);
2445                 rt2800_rfcsr_write(rt2x00dev, 13, 0x12);
2446         } else {
2447                 rt2800_rfcsr_write(rt2x00dev, 10, 0xd8);
2448                 rt2800_rfcsr_write(rt2x00dev, 13, 0x23);
2449         }
2450
2451         rt2800_rfcsr_read(rt2x00dev, 51, &rfcsr);
2452         rt2x00_set_field8(&rfcsr, RFCSR51_BITS01, 1);
2453         rt2800_rfcsr_write(rt2x00dev, 51, rfcsr);
2454
2455         rt2800_rfcsr_read(rt2x00dev, 51, &rfcsr);
2456         if (rf->channel <= 14) {
2457                 rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, 5);
2458                 rt2x00_set_field8(&rfcsr, RFCSR51_BITS57, 3);
2459         } else {
2460                 rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, 4);
2461                 rt2x00_set_field8(&rfcsr, RFCSR51_BITS57, 2);
2462         }
2463         rt2800_rfcsr_write(rt2x00dev, 51, rfcsr);
2464
2465         rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr);
2466         if (rf->channel <= 14)
2467                 rt2x00_set_field8(&rfcsr, RFCSR49_TX_LO1_IC, 3);
2468         else
2469                 rt2x00_set_field8(&rfcsr, RFCSR49_TX_LO1_IC, 2);
2470
2471         if (txbf_enabled)
2472                 rt2x00_set_field8(&rfcsr, RFCSR49_TX_DIV, 1);
2473
2474         rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
2475
2476         rt2800_rfcsr_read(rt2x00dev, 50, &rfcsr);
2477         rt2x00_set_field8(&rfcsr, RFCSR50_TX_LO1_EN, 0);
2478         rt2800_rfcsr_write(rt2x00dev, 50, rfcsr);
2479
2480         rt2800_rfcsr_read(rt2x00dev, 57, &rfcsr);
2481         if (rf->channel <= 14)
2482                 rt2x00_set_field8(&rfcsr, RFCSR57_DRV_CC, 0x1b);
2483         else
2484                 rt2x00_set_field8(&rfcsr, RFCSR57_DRV_CC, 0x0f);
2485         rt2800_rfcsr_write(rt2x00dev, 57, rfcsr);
2486
2487         if (rf->channel <= 14) {
2488                 rt2800_rfcsr_write(rt2x00dev, 44, 0x93);
2489                 rt2800_rfcsr_write(rt2x00dev, 52, 0x45);
2490         } else {
2491                 rt2800_rfcsr_write(rt2x00dev, 44, 0x9b);
2492                 rt2800_rfcsr_write(rt2x00dev, 52, 0x05);
2493         }
2494
2495         /* Initiate VCO calibration */
2496         rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
2497         if (rf->channel <= 14) {
2498                 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
2499         } else {
2500                 rt2x00_set_field8(&rfcsr, RFCSR3_BIT1, 1);
2501                 rt2x00_set_field8(&rfcsr, RFCSR3_BIT2, 1);
2502                 rt2x00_set_field8(&rfcsr, RFCSR3_BIT3, 1);
2503                 rt2x00_set_field8(&rfcsr, RFCSR3_BIT4, 1);
2504                 rt2x00_set_field8(&rfcsr, RFCSR3_BIT5, 1);
2505                 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
2506         }
2507         rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
2508
2509         if (rf->channel >= 1 && rf->channel <= 14) {
2510                 rfcsr = 0x23;
2511                 if (txbf_enabled)
2512                         rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1);
2513                 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
2514
2515                 rt2800_rfcsr_write(rt2x00dev, 45, 0xbb);
2516         } else if (rf->channel >= 36 && rf->channel <= 64) {
2517                 rfcsr = 0x36;
2518                 if (txbf_enabled)
2519                         rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1);
2520                 rt2800_rfcsr_write(rt2x00dev, 39, 0x36);
2521
2522                 rt2800_rfcsr_write(rt2x00dev, 45, 0xeb);
2523         } else if (rf->channel >= 100 && rf->channel <= 128) {
2524                 rfcsr = 0x32;
2525                 if (txbf_enabled)
2526                         rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1);
2527                 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
2528
2529                 rt2800_rfcsr_write(rt2x00dev, 45, 0xb3);
2530         } else {
2531                 rfcsr = 0x30;
2532                 if (txbf_enabled)
2533                         rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1);
2534                 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
2535
2536                 rt2800_rfcsr_write(rt2x00dev, 45, 0x9b);
2537         }
2538 }
2539
2540 #define POWER_BOUND             0x27
2541 #define POWER_BOUND_5G          0x2b
2542
2543 static void rt2800_config_channel_rf3290(struct rt2x00_dev *rt2x00dev,
2544                                          struct ieee80211_conf *conf,
2545                                          struct rf_channel *rf,
2546                                          struct channel_info *info)
2547 {
2548         u8 rfcsr;
2549
2550         rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
2551         rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3);
2552         rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2553         rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf2);
2554         rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2555
2556         rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr);
2557         if (info->default_power1 > POWER_BOUND)
2558                 rt2x00_set_field8(&rfcsr, RFCSR49_TX, POWER_BOUND);
2559         else
2560                 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1);
2561         rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
2562
2563         rt2800_adjust_freq_offset(rt2x00dev);
2564
2565         if (rf->channel <= 14) {
2566                 if (rf->channel == 6)
2567                         rt2800_bbp_write(rt2x00dev, 68, 0x0c);
2568                 else
2569                         rt2800_bbp_write(rt2x00dev, 68, 0x0b);
2570
2571                 if (rf->channel >= 1 && rf->channel <= 6)
2572                         rt2800_bbp_write(rt2x00dev, 59, 0x0f);
2573                 else if (rf->channel >= 7 && rf->channel <= 11)
2574                         rt2800_bbp_write(rt2x00dev, 59, 0x0e);
2575                 else if (rf->channel >= 12 && rf->channel <= 14)
2576                         rt2800_bbp_write(rt2x00dev, 59, 0x0d);
2577         }
2578 }
2579
2580 static void rt2800_config_channel_rf3322(struct rt2x00_dev *rt2x00dev,
2581                                          struct ieee80211_conf *conf,
2582                                          struct rf_channel *rf,
2583                                          struct channel_info *info)
2584 {
2585         u8 rfcsr;
2586
2587         rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
2588         rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3);
2589
2590         rt2800_rfcsr_write(rt2x00dev, 11, 0x42);
2591         rt2800_rfcsr_write(rt2x00dev, 12, 0x1c);
2592         rt2800_rfcsr_write(rt2x00dev, 13, 0x00);
2593
2594         if (info->default_power1 > POWER_BOUND)
2595                 rt2800_rfcsr_write(rt2x00dev, 47, POWER_BOUND);
2596         else
2597                 rt2800_rfcsr_write(rt2x00dev, 47, info->default_power1);
2598
2599         if (info->default_power2 > POWER_BOUND)
2600                 rt2800_rfcsr_write(rt2x00dev, 48, POWER_BOUND);
2601         else
2602                 rt2800_rfcsr_write(rt2x00dev, 48, info->default_power2);
2603
2604         rt2800_adjust_freq_offset(rt2x00dev);
2605
2606         rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2607         rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
2608         rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
2609
2610         if ( rt2x00dev->default_ant.tx_chain_num == 2 )
2611                 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
2612         else
2613                 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0);
2614
2615         if ( rt2x00dev->default_ant.rx_chain_num == 2 )
2616                 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
2617         else
2618                 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0);
2619
2620         rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
2621         rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
2622
2623         rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2624
2625         rt2800_rfcsr_write(rt2x00dev, 31, 80);
2626 }
2627
2628 static void rt2800_config_channel_rf53xx(struct rt2x00_dev *rt2x00dev,
2629                                          struct ieee80211_conf *conf,
2630                                          struct rf_channel *rf,
2631                                          struct channel_info *info)
2632 {
2633         u8 rfcsr;
2634
2635         rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
2636         rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3);
2637         rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2638         rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf2);
2639         rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2640
2641         rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr);
2642         if (info->default_power1 > POWER_BOUND)
2643                 rt2x00_set_field8(&rfcsr, RFCSR49_TX, POWER_BOUND);
2644         else
2645                 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1);
2646         rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
2647
2648         if (rt2x00_rt(rt2x00dev, RT5392)) {
2649                 rt2800_rfcsr_read(rt2x00dev, 50, &rfcsr);
2650                 if (info->default_power1 > POWER_BOUND)
2651                         rt2x00_set_field8(&rfcsr, RFCSR50_TX, POWER_BOUND);
2652                 else
2653                         rt2x00_set_field8(&rfcsr, RFCSR50_TX,
2654                                           info->default_power2);
2655                 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr);
2656         }
2657
2658         rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2659         if (rt2x00_rt(rt2x00dev, RT5392)) {
2660                 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
2661                 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
2662         }
2663         rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
2664         rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
2665         rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
2666         rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
2667         rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2668
2669         rt2800_adjust_freq_offset(rt2x00dev);
2670
2671         if (rf->channel <= 14) {
2672                 int idx = rf->channel-1;
2673
2674                 if (test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) {
2675                         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) {
2676                                 /* r55/r59 value array of channel 1~14 */
2677                                 static const char r55_bt_rev[] = {0x83, 0x83,
2678                                         0x83, 0x73, 0x73, 0x63, 0x53, 0x53,
2679                                         0x53, 0x43, 0x43, 0x43, 0x43, 0x43};
2680                                 static const char r59_bt_rev[] = {0x0e, 0x0e,
2681                                         0x0e, 0x0e, 0x0e, 0x0b, 0x0a, 0x09,
2682                                         0x07, 0x07, 0x07, 0x07, 0x07, 0x07};
2683
2684                                 rt2800_rfcsr_write(rt2x00dev, 55,
2685                                                    r55_bt_rev[idx]);
2686                                 rt2800_rfcsr_write(rt2x00dev, 59,
2687                                                    r59_bt_rev[idx]);
2688                         } else {
2689                                 static const char r59_bt[] = {0x8b, 0x8b, 0x8b,
2690                                         0x8b, 0x8b, 0x8b, 0x8b, 0x8a, 0x89,
2691                                         0x88, 0x88, 0x86, 0x85, 0x84};
2692
2693                                 rt2800_rfcsr_write(rt2x00dev, 59, r59_bt[idx]);
2694                         }
2695                 } else {
2696                         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) {
2697                                 static const char r55_nonbt_rev[] = {0x23, 0x23,
2698                                         0x23, 0x23, 0x13, 0x13, 0x03, 0x03,
2699                                         0x03, 0x03, 0x03, 0x03, 0x03, 0x03};
2700                                 static const char r59_nonbt_rev[] = {0x07, 0x07,
2701                                         0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
2702                                         0x07, 0x07, 0x06, 0x05, 0x04, 0x04};
2703
2704                                 rt2800_rfcsr_write(rt2x00dev, 55,
2705                                                    r55_nonbt_rev[idx]);
2706                                 rt2800_rfcsr_write(rt2x00dev, 59,
2707                                                    r59_nonbt_rev[idx]);
2708                         } else if (rt2x00_rt(rt2x00dev, RT5390) ||
2709                                    rt2x00_rt(rt2x00dev, RT5392)) {
2710                                 static const char r59_non_bt[] = {0x8f, 0x8f,
2711                                         0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8d,
2712                                         0x8a, 0x88, 0x88, 0x87, 0x87, 0x86};
2713
2714                                 rt2800_rfcsr_write(rt2x00dev, 59,
2715                                                    r59_non_bt[idx]);
2716                         }
2717                 }
2718         }
2719 }
2720
2721 static void rt2800_config_channel_rf55xx(struct rt2x00_dev *rt2x00dev,
2722                                          struct ieee80211_conf *conf,
2723                                          struct rf_channel *rf,
2724                                          struct channel_info *info)
2725 {
2726         u8 rfcsr, ep_reg;
2727         u32 reg;
2728         int power_bound;
2729
2730         /* TODO */
2731         const bool is_11b = false;
2732         const bool is_type_ep = false;
2733
2734         rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
2735         rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL,
2736                            (rf->channel > 14 || conf_is_ht40(conf)) ? 5 : 0);
2737         rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
2738
2739         /* Order of values on rf_channel entry: N, K, mod, R */
2740         rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1 & 0xff);
2741
2742         rt2800_rfcsr_read(rt2x00dev,  9, &rfcsr);
2743         rt2x00_set_field8(&rfcsr, RFCSR9_K, rf->rf2 & 0xf);
2744         rt2x00_set_field8(&rfcsr, RFCSR9_N, (rf->rf1 & 0x100) >> 8);
2745         rt2x00_set_field8(&rfcsr, RFCSR9_MOD, ((rf->rf3 - 8) & 0x4) >> 2);
2746         rt2800_rfcsr_write(rt2x00dev, 9, rfcsr);
2747
2748         rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr);
2749         rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf4 - 1);
2750         rt2x00_set_field8(&rfcsr, RFCSR11_MOD, (rf->rf3 - 8) & 0x3);
2751         rt2800_rfcsr_write(rt2x00dev, 11, rfcsr);
2752
2753         if (rf->channel <= 14) {
2754                 rt2800_rfcsr_write(rt2x00dev, 10, 0x90);
2755                 /* FIXME: RF11 owerwrite ? */
2756                 rt2800_rfcsr_write(rt2x00dev, 11, 0x4A);
2757                 rt2800_rfcsr_write(rt2x00dev, 12, 0x52);
2758                 rt2800_rfcsr_write(rt2x00dev, 13, 0x42);
2759                 rt2800_rfcsr_write(rt2x00dev, 22, 0x40);
2760                 rt2800_rfcsr_write(rt2x00dev, 24, 0x4A);
2761                 rt2800_rfcsr_write(rt2x00dev, 25, 0x80);
2762                 rt2800_rfcsr_write(rt2x00dev, 27, 0x42);
2763                 rt2800_rfcsr_write(rt2x00dev, 36, 0x80);
2764                 rt2800_rfcsr_write(rt2x00dev, 37, 0x08);
2765                 rt2800_rfcsr_write(rt2x00dev, 38, 0x89);
2766                 rt2800_rfcsr_write(rt2x00dev, 39, 0x1B);
2767                 rt2800_rfcsr_write(rt2x00dev, 40, 0x0D);
2768                 rt2800_rfcsr_write(rt2x00dev, 41, 0x9B);
2769                 rt2800_rfcsr_write(rt2x00dev, 42, 0xD5);
2770                 rt2800_rfcsr_write(rt2x00dev, 43, 0x72);
2771                 rt2800_rfcsr_write(rt2x00dev, 44, 0x0E);
2772                 rt2800_rfcsr_write(rt2x00dev, 45, 0xA2);
2773                 rt2800_rfcsr_write(rt2x00dev, 46, 0x6B);
2774                 rt2800_rfcsr_write(rt2x00dev, 48, 0x10);
2775                 rt2800_rfcsr_write(rt2x00dev, 51, 0x3E);
2776                 rt2800_rfcsr_write(rt2x00dev, 52, 0x48);
2777                 rt2800_rfcsr_write(rt2x00dev, 54, 0x38);
2778                 rt2800_rfcsr_write(rt2x00dev, 56, 0xA1);
2779                 rt2800_rfcsr_write(rt2x00dev, 57, 0x00);
2780                 rt2800_rfcsr_write(rt2x00dev, 58, 0x39);
2781                 rt2800_rfcsr_write(rt2x00dev, 60, 0x45);
2782                 rt2800_rfcsr_write(rt2x00dev, 61, 0x91);
2783                 rt2800_rfcsr_write(rt2x00dev, 62, 0x39);
2784
2785                 /* TODO RF27 <- tssi */
2786
2787                 rfcsr = rf->channel <= 10 ? 0x07 : 0x06;
2788                 rt2800_rfcsr_write(rt2x00dev, 23, rfcsr);
2789                 rt2800_rfcsr_write(rt2x00dev, 59, rfcsr);
2790
2791                 if (is_11b) {
2792                         /* CCK */
2793                         rt2800_rfcsr_write(rt2x00dev, 31, 0xF8);
2794                         rt2800_rfcsr_write(rt2x00dev, 32, 0xC0);
2795                         if (is_type_ep)
2796                                 rt2800_rfcsr_write(rt2x00dev, 55, 0x06);
2797                         else
2798                                 rt2800_rfcsr_write(rt2x00dev, 55, 0x47);
2799                 } else {
2800                         /* OFDM */
2801                         if (is_type_ep)
2802                                 rt2800_rfcsr_write(rt2x00dev, 55, 0x03);
2803                         else
2804                                 rt2800_rfcsr_write(rt2x00dev, 55, 0x43);
2805                 }
2806
2807                 power_bound = POWER_BOUND;
2808                 ep_reg = 0x2;
2809         } else {
2810                 rt2800_rfcsr_write(rt2x00dev, 10, 0x97);
2811                 /* FIMXE: RF11 overwrite */
2812                 rt2800_rfcsr_write(rt2x00dev, 11, 0x40);
2813                 rt2800_rfcsr_write(rt2x00dev, 25, 0xBF);
2814                 rt2800_rfcsr_write(rt2x00dev, 27, 0x42);
2815                 rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
2816                 rt2800_rfcsr_write(rt2x00dev, 37, 0x04);
2817                 rt2800_rfcsr_write(rt2x00dev, 38, 0x85);
2818                 rt2800_rfcsr_write(rt2x00dev, 40, 0x42);
2819                 rt2800_rfcsr_write(rt2x00dev, 41, 0xBB);
2820                 rt2800_rfcsr_write(rt2x00dev, 42, 0xD7);
2821                 rt2800_rfcsr_write(rt2x00dev, 45, 0x41);
2822                 rt2800_rfcsr_write(rt2x00dev, 48, 0x00);
2823                 rt2800_rfcsr_write(rt2x00dev, 57, 0x77);
2824                 rt2800_rfcsr_write(rt2x00dev, 60, 0x05);
2825                 rt2800_rfcsr_write(rt2x00dev, 61, 0x01);
2826
2827                 /* TODO RF27 <- tssi */
2828
2829                 if (rf->channel >= 36 && rf->channel <= 64) {
2830
2831                         rt2800_rfcsr_write(rt2x00dev, 12, 0x2E);
2832                         rt2800_rfcsr_write(rt2x00dev, 13, 0x22);
2833                         rt2800_rfcsr_write(rt2x00dev, 22, 0x60);
2834                         rt2800_rfcsr_write(rt2x00dev, 23, 0x7F);
2835                         if (rf->channel <= 50)
2836                                 rt2800_rfcsr_write(rt2x00dev, 24, 0x09);
2837                         else if (rf->channel >= 52)
2838                                 rt2800_rfcsr_write(rt2x00dev, 24, 0x07);
2839                         rt2800_rfcsr_write(rt2x00dev, 39, 0x1C);
2840                         rt2800_rfcsr_write(rt2x00dev, 43, 0x5B);
2841                         rt2800_rfcsr_write(rt2x00dev, 44, 0X40);
2842                         rt2800_rfcsr_write(rt2x00dev, 46, 0X00);
2843                         rt2800_rfcsr_write(rt2x00dev, 51, 0xFE);
2844                         rt2800_rfcsr_write(rt2x00dev, 52, 0x0C);
2845                         rt2800_rfcsr_write(rt2x00dev, 54, 0xF8);
2846                         if (rf->channel <= 50) {
2847                                 rt2800_rfcsr_write(rt2x00dev, 55, 0x06),
2848                                 rt2800_rfcsr_write(rt2x00dev, 56, 0xD3);
2849                         } else if (rf->channel >= 52) {
2850                                 rt2800_rfcsr_write(rt2x00dev, 55, 0x04);
2851                                 rt2800_rfcsr_write(rt2x00dev, 56, 0xBB);
2852                         }
2853
2854                         rt2800_rfcsr_write(rt2x00dev, 58, 0x15);
2855                         rt2800_rfcsr_write(rt2x00dev, 59, 0x7F);
2856                         rt2800_rfcsr_write(rt2x00dev, 62, 0x15);
2857
2858                 } else if (rf->channel >= 100 && rf->channel <= 165) {
2859
2860                         rt2800_rfcsr_write(rt2x00dev, 12, 0x0E);
2861                         rt2800_rfcsr_write(rt2x00dev, 13, 0x42);
2862                         rt2800_rfcsr_write(rt2x00dev, 22, 0x40);
2863                         if (rf->channel <= 153) {
2864                                 rt2800_rfcsr_write(rt2x00dev, 23, 0x3C);
2865                                 rt2800_rfcsr_write(rt2x00dev, 24, 0x06);
2866                         } else if (rf->channel >= 155) {
2867                                 rt2800_rfcsr_write(rt2x00dev, 23, 0x38);
2868                                 rt2800_rfcsr_write(rt2x00dev, 24, 0x05);
2869                         }
2870                         if (rf->channel <= 138) {
2871                                 rt2800_rfcsr_write(rt2x00dev, 39, 0x1A);
2872                                 rt2800_rfcsr_write(rt2x00dev, 43, 0x3B);
2873                                 rt2800_rfcsr_write(rt2x00dev, 44, 0x20);
2874                                 rt2800_rfcsr_write(rt2x00dev, 46, 0x18);
2875                         } else if (rf->channel >= 140) {
2876                                 rt2800_rfcsr_write(rt2x00dev, 39, 0x18);
2877                                 rt2800_rfcsr_write(rt2x00dev, 43, 0x1B);
2878                                 rt2800_rfcsr_write(rt2x00dev, 44, 0x10);
2879                                 rt2800_rfcsr_write(rt2x00dev, 46, 0X08);
2880                         }
2881                         if (rf->channel <= 124)
2882                                 rt2800_rfcsr_write(rt2x00dev, 51, 0xFC);
2883                         else if (rf->channel >= 126)
2884                                 rt2800_rfcsr_write(rt2x00dev, 51, 0xEC);
2885                         if (rf->channel <= 138)
2886                                 rt2800_rfcsr_write(rt2x00dev, 52, 0x06);
2887                         else if (rf->channel >= 140)
2888                                 rt2800_rfcsr_write(rt2x00dev, 52, 0x06);
2889                         rt2800_rfcsr_write(rt2x00dev, 54, 0xEB);
2890                         if (rf->channel <= 138)
2891                                 rt2800_rfcsr_write(rt2x00dev, 55, 0x01);
2892                         else if (rf->channel >= 140)
2893                                 rt2800_rfcsr_write(rt2x00dev, 55, 0x00);
2894                         if (rf->channel <= 128)
2895                                 rt2800_rfcsr_write(rt2x00dev, 56, 0xBB);
2896                         else if (rf->channel >= 130)
2897                                 rt2800_rfcsr_write(rt2x00dev, 56, 0xAB);
2898                         if (rf->channel <= 116)
2899                                 rt2800_rfcsr_write(rt2x00dev, 58, 0x1D);
2900                         else if (rf->channel >= 118)
2901                                 rt2800_rfcsr_write(rt2x00dev, 58, 0x15);
2902                         if (rf->channel <= 138)
2903                                 rt2800_rfcsr_write(rt2x00dev, 59, 0x3F);
2904                         else if (rf->channel >= 140)
2905                                 rt2800_rfcsr_write(rt2x00dev, 59, 0x7C);
2906                         if (rf->channel <= 116)
2907                                 rt2800_rfcsr_write(rt2x00dev, 62, 0x1D);
2908                         else if (rf->channel >= 118)
2909                                 rt2800_rfcsr_write(rt2x00dev, 62, 0x15);
2910                 }
2911
2912                 power_bound = POWER_BOUND_5G;
2913                 ep_reg = 0x3;
2914         }
2915
2916         rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr);
2917         if (info->default_power1 > power_bound)
2918                 rt2x00_set_field8(&rfcsr, RFCSR49_TX, power_bound);
2919         else
2920                 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1);
2921         if (is_type_ep)
2922                 rt2x00_set_field8(&rfcsr, RFCSR49_EP, ep_reg);
2923         rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
2924
2925         rt2800_rfcsr_read(rt2x00dev, 50, &rfcsr);
2926         if (info->default_power2 > power_bound)
2927                 rt2x00_set_field8(&rfcsr, RFCSR50_TX, power_bound);
2928         else
2929                 rt2x00_set_field8(&rfcsr, RFCSR50_TX, info->default_power2);
2930         if (is_type_ep)
2931                 rt2x00_set_field8(&rfcsr, RFCSR50_EP, ep_reg);
2932         rt2800_rfcsr_write(rt2x00dev, 50, rfcsr);
2933
2934         rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
2935         rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
2936         rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
2937
2938         rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD,
2939                           rt2x00dev->default_ant.tx_chain_num >= 1);
2940         rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD,
2941                           rt2x00dev->default_ant.tx_chain_num == 2);
2942         rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
2943
2944         rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD,
2945                           rt2x00dev->default_ant.rx_chain_num >= 1);
2946         rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD,
2947                           rt2x00dev->default_ant.rx_chain_num == 2);
2948         rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
2949
2950         rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
2951         rt2800_rfcsr_write(rt2x00dev, 6, 0xe4);
2952
2953         if (conf_is_ht40(conf))
2954                 rt2800_rfcsr_write(rt2x00dev, 30, 0x16);
2955         else
2956                 rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
2957
2958         if (!is_11b) {
2959                 rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
2960                 rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
2961         }
2962
2963         /* TODO proper frequency adjustment */
2964         rt2800_adjust_freq_offset(rt2x00dev);
2965
2966         /* TODO merge with others */
2967         rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
2968         rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
2969         rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
2970
2971         /* BBP settings */
2972         rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
2973         rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
2974         rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
2975
2976         rt2800_bbp_write(rt2x00dev, 79, (rf->channel <= 14) ? 0x1C : 0x18);
2977         rt2800_bbp_write(rt2x00dev, 80, (rf->channel <= 14) ? 0x0E : 0x08);
2978         rt2800_bbp_write(rt2x00dev, 81, (rf->channel <= 14) ? 0x3A : 0x38);
2979         rt2800_bbp_write(rt2x00dev, 82, (rf->channel <= 14) ? 0x62 : 0x92);
2980
2981         /* GLRT band configuration */
2982         rt2800_bbp_write(rt2x00dev, 195, 128);
2983         rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0xE0 : 0xF0);
2984         rt2800_bbp_write(rt2x00dev, 195, 129);
2985         rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x1F : 0x1E);
2986         rt2800_bbp_write(rt2x00dev, 195, 130);
2987         rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x38 : 0x28);
2988         rt2800_bbp_write(rt2x00dev, 195, 131);
2989         rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x32 : 0x20);
2990         rt2800_bbp_write(rt2x00dev, 195, 133);
2991         rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x28 : 0x7F);
2992         rt2800_bbp_write(rt2x00dev, 195, 124);
2993         rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x19 : 0x7F);
2994 }
2995
2996 static void rt2800_bbp_write_with_rx_chain(struct rt2x00_dev *rt2x00dev,
2997                                            const unsigned int word,
2998                                            const u8 value)
2999 {
3000         u8 chain, reg;
3001
3002         for (chain = 0; chain < rt2x00dev->default_ant.rx_chain_num; chain++) {
3003                 rt2800_bbp_read(rt2x00dev, 27, &reg);
3004                 rt2x00_set_field8(&reg,  BBP27_RX_CHAIN_SEL, chain);
3005                 rt2800_bbp_write(rt2x00dev, 27, reg);
3006
3007                 rt2800_bbp_write(rt2x00dev, word, value);
3008         }
3009 }
3010
3011 static void rt2800_iq_calibrate(struct rt2x00_dev *rt2x00dev, int channel)
3012 {
3013         u8 cal;
3014
3015         /* TX0 IQ Gain */
3016         rt2800_bbp_write(rt2x00dev, 158, 0x2c);
3017         if (channel <= 14)
3018                 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_GAIN_CAL_TX0_2G);
3019         else if (channel >= 36 && channel <= 64)
3020                 cal = rt2x00_eeprom_byte(rt2x00dev,
3021                                          EEPROM_IQ_GAIN_CAL_TX0_CH36_TO_CH64_5G);
3022         else if (channel >= 100 && channel <= 138)
3023                 cal = rt2x00_eeprom_byte(rt2x00dev,
3024                                          EEPROM_IQ_GAIN_CAL_TX0_CH100_TO_CH138_5G);
3025         else if (channel >= 140 && channel <= 165)
3026                 cal = rt2x00_eeprom_byte(rt2x00dev,
3027                                          EEPROM_IQ_GAIN_CAL_TX0_CH140_TO_CH165_5G);
3028         else
3029                 cal = 0;
3030         rt2800_bbp_write(rt2x00dev, 159, cal);
3031
3032         /* TX0 IQ Phase */
3033         rt2800_bbp_write(rt2x00dev, 158, 0x2d);
3034         if (channel <= 14)
3035                 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_PHASE_CAL_TX0_2G);
3036         else if (channel >= 36 && channel <= 64)
3037                 cal = rt2x00_eeprom_byte(rt2x00dev,
3038                                          EEPROM_IQ_PHASE_CAL_TX0_CH36_TO_CH64_5G);
3039         else if (channel >= 100 && channel <= 138)
3040                 cal = rt2x00_eeprom_byte(rt2x00dev,
3041                                          EEPROM_IQ_PHASE_CAL_TX0_CH100_TO_CH138_5G);
3042         else if (channel >= 140 && channel <= 165)
3043                 cal = rt2x00_eeprom_byte(rt2x00dev,
3044                                          EEPROM_IQ_PHASE_CAL_TX0_CH140_TO_CH165_5G);
3045         else
3046                 cal = 0;
3047         rt2800_bbp_write(rt2x00dev, 159, cal);
3048
3049         /* TX1 IQ Gain */
3050         rt2800_bbp_write(rt2x00dev, 158, 0x4a);
3051         if (channel <= 14)
3052                 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_GAIN_CAL_TX1_2G);
3053         else if (channel >= 36 && channel <= 64)
3054                 cal = rt2x00_eeprom_byte(rt2x00dev,
3055                                          EEPROM_IQ_GAIN_CAL_TX1_CH36_TO_CH64_5G);
3056         else if (channel >= 100 && channel <= 138)
3057                 cal = rt2x00_eeprom_byte(rt2x00dev,
3058                                          EEPROM_IQ_GAIN_CAL_TX1_CH100_TO_CH138_5G);
3059         else if (channel >= 140 && channel <= 165)
3060                 cal = rt2x00_eeprom_byte(rt2x00dev,
3061                                          EEPROM_IQ_GAIN_CAL_TX1_CH140_TO_CH165_5G);
3062         else
3063                 cal = 0;
3064         rt2800_bbp_write(rt2x00dev, 159, cal);
3065
3066         /* TX1 IQ Phase */
3067         rt2800_bbp_write(rt2x00dev, 158, 0x4b);
3068         if (channel <= 14)
3069                 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_PHASE_CAL_TX1_2G);
3070         else if (channel >= 36 && channel <= 64)
3071                 cal = rt2x00_eeprom_byte(rt2x00dev,
3072                                          EEPROM_IQ_PHASE_CAL_TX1_CH36_TO_CH64_5G);
3073         else if (channel >= 100 && channel <= 138)
3074                 cal = rt2x00_eeprom_byte(rt2x00dev,
3075                                          EEPROM_IQ_PHASE_CAL_TX1_CH100_TO_CH138_5G);
3076         else if (channel >= 140 && channel <= 165)
3077                 cal = rt2x00_eeprom_byte(rt2x00dev,
3078                                          EEPROM_IQ_PHASE_CAL_TX1_CH140_TO_CH165_5G);
3079         else
3080                 cal = 0;
3081         rt2800_bbp_write(rt2x00dev, 159, cal);
3082
3083         /* FIXME: possible RX0, RX1 callibration ? */
3084
3085         /* RF IQ compensation control */
3086         rt2800_bbp_write(rt2x00dev, 158, 0x04);
3087         cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_RF_IQ_COMPENSATION_CONTROL);
3088         rt2800_bbp_write(rt2x00dev, 159, cal != 0xff ? cal : 0);
3089
3090         /* RF IQ imbalance compensation control */
3091         rt2800_bbp_write(rt2x00dev, 158, 0x03);
3092         cal = rt2x00_eeprom_byte(rt2x00dev,
3093                                  EEPROM_RF_IQ_IMBALANCE_COMPENSATION_CONTROL);
3094         rt2800_bbp_write(rt2x00dev, 159, cal != 0xff ? cal : 0);
3095 }
3096
3097 static char rt2800_txpower_to_dev(struct rt2x00_dev *rt2x00dev,
3098                                   unsigned int channel,
3099                                   char txpower)
3100 {
3101         if (rt2x00_rt(rt2x00dev, RT3593))
3102                 txpower = rt2x00_get_field8(txpower, EEPROM_TXPOWER_ALC);
3103
3104         if (channel <= 14)
3105                 return clamp_t(char, txpower, MIN_G_TXPOWER, MAX_G_TXPOWER);
3106
3107         if (rt2x00_rt(rt2x00dev, RT3593))
3108                 return clamp_t(char, txpower, MIN_A_TXPOWER_3593,
3109                                MAX_A_TXPOWER_3593);
3110         else
3111                 return clamp_t(char, txpower, MIN_A_TXPOWER, MAX_A_TXPOWER);
3112 }
3113
3114 static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
3115                                   struct ieee80211_conf *conf,
3116                                   struct rf_channel *rf,
3117                                   struct channel_info *info)
3118 {
3119         u32 reg;
3120         unsigned int tx_pin;
3121         u8 bbp, rfcsr;
3122
3123         info->default_power1 = rt2800_txpower_to_dev(rt2x00dev, rf->channel,
3124                                                      info->default_power1);
3125         info->default_power2 = rt2800_txpower_to_dev(rt2x00dev, rf->channel,
3126                                                      info->default_power2);
3127         if (rt2x00dev->default_ant.tx_chain_num > 2)
3128                 info->default_power3 =
3129                         rt2800_txpower_to_dev(rt2x00dev, rf->channel,
3130                                               info->default_power3);
3131
3132         switch (rt2x00dev->chip.rf) {
3133         case RF2020:
3134         case RF3020:
3135         case RF3021:
3136         case RF3022:
3137         case RF3320:
3138                 rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info);
3139                 break;
3140         case RF3052:
3141                 rt2800_config_channel_rf3052(rt2x00dev, conf, rf, info);
3142                 break;
3143         case RF3053:
3144                 rt2800_config_channel_rf3053(rt2x00dev, conf, rf, info);
3145                 break;
3146         case RF3290:
3147                 rt2800_config_channel_rf3290(rt2x00dev, conf, rf, info);
3148                 break;
3149         case RF3322:
3150                 rt2800_config_channel_rf3322(rt2x00dev, conf, rf, info);
3151                 break;
3152         case RF3070:
3153         case RF5360:
3154         case RF5370:
3155         case RF5372:
3156         case RF5390:
3157         case RF5392:
3158                 rt2800_config_channel_rf53xx(rt2x00dev, conf, rf, info);
3159                 break;
3160         case RF5592:
3161                 rt2800_config_channel_rf55xx(rt2x00dev, conf, rf, info);
3162                 break;
3163         default:
3164                 rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info);
3165         }
3166
3167         if (rt2x00_rf(rt2x00dev, RF3070) ||
3168             rt2x00_rf(rt2x00dev, RF3290) ||
3169             rt2x00_rf(rt2x00dev, RF3322) ||
3170             rt2x00_rf(rt2x00dev, RF5360) ||
3171             rt2x00_rf(rt2x00dev, RF5370) ||
3172             rt2x00_rf(rt2x00dev, RF5372) ||
3173             rt2x00_rf(rt2x00dev, RF5390) ||
3174             rt2x00_rf(rt2x00dev, RF5392)) {
3175                 rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
3176                 rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, 0);
3177                 rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, 0);
3178                 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
3179
3180                 rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
3181                 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
3182                 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
3183         }
3184
3185         /*
3186          * Change BBP settings
3187          */
3188         if (rt2x00_rt(rt2x00dev, RT3352)) {
3189                 rt2800_bbp_write(rt2x00dev, 27, 0x0);
3190                 rt2800_bbp_write(rt2x00dev, 66, 0x26 + rt2x00dev->lna_gain);
3191                 rt2800_bbp_write(rt2x00dev, 27, 0x20);
3192                 rt2800_bbp_write(rt2x00dev, 66, 0x26 + rt2x00dev->lna_gain);
3193         } else if (rt2x00_rt(rt2x00dev, RT3593)) {
3194                 if (rf->channel > 14) {
3195                         /* Disable CCK Packet detection on 5GHz */
3196                         rt2800_bbp_write(rt2x00dev, 70, 0x00);
3197                 } else {
3198                         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
3199                 }
3200
3201                 if (conf_is_ht40(conf))
3202                         rt2800_bbp_write(rt2x00dev, 105, 0x04);
3203                 else
3204                         rt2800_bbp_write(rt2x00dev, 105, 0x34);
3205
3206                 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
3207                 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
3208                 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
3209                 rt2800_bbp_write(rt2x00dev, 77, 0x98);
3210         } else {
3211                 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
3212                 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
3213                 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
3214                 rt2800_bbp_write(rt2x00dev, 86, 0);
3215         }
3216
3217         if (rf->channel <= 14) {
3218                 if (!rt2x00_rt(rt2x00dev, RT5390) &&
3219                     !rt2x00_rt(rt2x00dev, RT5392)) {
3220                         if (test_bit(CAPABILITY_EXTERNAL_LNA_BG,
3221                                      &rt2x00dev->cap_flags)) {
3222                                 rt2800_bbp_write(rt2x00dev, 82, 0x62);
3223                                 rt2800_bbp_write(rt2x00dev, 75, 0x46);
3224                         } else {
3225                                 if (rt2x00_rt(rt2x00dev, RT3593))
3226                                         rt2800_bbp_write(rt2x00dev, 82, 0x62);
3227                                 else
3228                                         rt2800_bbp_write(rt2x00dev, 82, 0x84);
3229                                 rt2800_bbp_write(rt2x00dev, 75, 0x50);
3230                         }
3231                         if (rt2x00_rt(rt2x00dev, RT3593))
3232                                 rt2800_bbp_write(rt2x00dev, 83, 0x8a);
3233                 }
3234
3235         } else {
3236                 if (rt2x00_rt(rt2x00dev, RT3572))
3237                         rt2800_bbp_write(rt2x00dev, 82, 0x94);
3238                 else if (rt2x00_rt(rt2x00dev, RT3593))
3239                         rt2800_bbp_write(rt2x00dev, 82, 0x82);
3240                 else
3241                         rt2800_bbp_write(rt2x00dev, 82, 0xf2);
3242
3243                 if (rt2x00_rt(rt2x00dev, RT3593))
3244                         rt2800_bbp_write(rt2x00dev, 83, 0x9a);
3245
3246                 if (test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags))
3247                         rt2800_bbp_write(rt2x00dev, 75, 0x46);
3248                 else
3249                         rt2800_bbp_write(rt2x00dev, 75, 0x50);
3250         }
3251
3252         rt2800_register_read(rt2x00dev, TX_BAND_CFG, &reg);
3253         rt2x00_set_field32(&reg, TX_BAND_CFG_HT40_MINUS, conf_is_ht40_minus(conf));
3254         rt2x00_set_field32(&reg, TX_BAND_CFG_A, rf->channel > 14);
3255         rt2x00_set_field32(&reg, TX_BAND_CFG_BG, rf->channel <= 14);
3256         rt2800_register_write(rt2x00dev, TX_BAND_CFG, reg);
3257
3258         if (rt2x00_rt(rt2x00dev, RT3572))
3259                 rt2800_rfcsr_write(rt2x00dev, 8, 0);
3260
3261         tx_pin = 0;
3262
3263         switch (rt2x00dev->default_ant.tx_chain_num) {
3264         case 3:
3265                 /* Turn on tertiary PAs */
3266                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A2_EN,
3267                                    rf->channel > 14);
3268                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G2_EN,
3269                                    rf->channel <= 14);
3270                 /* fall-through */
3271         case 2:
3272                 /* Turn on secondary PAs */
3273                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN,
3274                                    rf->channel > 14);
3275                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN,
3276                                    rf->channel <= 14);
3277                 /* fall-through */
3278         case 1:
3279                 /* Turn on primary PAs */
3280                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN,
3281                                    rf->channel > 14);
3282                 if (test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags))
3283                         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1);
3284                 else
3285                         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN,
3286                                            rf->channel <= 14);
3287                 break;
3288         }
3289
3290         switch (rt2x00dev->default_ant.rx_chain_num) {
3291         case 3:
3292                 /* Turn on tertiary LNAs */
3293                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A2_EN, 1);
3294                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G2_EN, 1);
3295                 /* fall-through */
3296         case 2:
3297                 /* Turn on secondary LNAs */
3298                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1);
3299                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1);
3300                 /* fall-through */
3301         case 1:
3302                 /* Turn on primary LNAs */
3303                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A0_EN, 1);
3304                 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G0_EN, 1);
3305                 break;
3306         }
3307
3308         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1);
3309         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1);
3310
3311         rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
3312
3313         if (rt2x00_rt(rt2x00dev, RT3572))
3314                 rt2800_rfcsr_write(rt2x00dev, 8, 0x80);
3315
3316         if (rt2x00_rt(rt2x00dev, RT3593)) {
3317                 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
3318
3319                 /* Band selection */
3320                 if (rt2x00_is_usb(rt2x00dev) ||
3321                     rt2x00_is_pcie(rt2x00dev)) {
3322                         /* GPIO #8 controls all paths */
3323                         rt2x00_set_field32(&reg, GPIO_CTRL_DIR8, 0);
3324                         if (rf->channel <= 14)
3325                                 rt2x00_set_field32(&reg, GPIO_CTRL_VAL8, 1);
3326                         else
3327                                 rt2x00_set_field32(&reg, GPIO_CTRL_VAL8, 0);
3328                 }
3329
3330                 /* LNA PE control. */
3331                 if (rt2x00_is_usb(rt2x00dev)) {
3332                         /* GPIO #4 controls PE0 and PE1,
3333                          * GPIO #7 controls PE2
3334                          */
3335                         rt2x00_set_field32(&reg, GPIO_CTRL_DIR4, 0);
3336                         rt2x00_set_field32(&reg, GPIO_CTRL_DIR7, 0);
3337
3338                         rt2x00_set_field32(&reg, GPIO_CTRL_VAL4, 1);
3339                         rt2x00_set_field32(&reg, GPIO_CTRL_VAL7, 1);
3340                 } else if (rt2x00_is_pcie(rt2x00dev)) {
3341                         /* GPIO #4 controls PE0, PE1 and PE2 */
3342                         rt2x00_set_field32(&reg, GPIO_CTRL_DIR4, 0);
3343                         rt2x00_set_field32(&reg, GPIO_CTRL_VAL4, 1);
3344                 }
3345
3346                 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
3347
3348                 /* AGC init */
3349                 if (rf->channel <= 14)
3350                         reg = 0x1c + 2 * rt2x00dev->lna_gain;
3351                 else
3352                         reg = 0x22 + ((rt2x00dev->lna_gain * 5) / 3);
3353
3354                 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg);
3355
3356                 usleep_range(1000, 1500);
3357         }
3358
3359         if (rt2x00_rt(rt2x00dev, RT5592)) {
3360                 rt2800_bbp_write(rt2x00dev, 195, 141);
3361                 rt2800_bbp_write(rt2x00dev, 196, conf_is_ht40(conf) ? 0x10 : 0x1a);
3362
3363                 /* AGC init */
3364                 reg = (rf->channel <= 14 ? 0x1c : 0x24) + 2 * rt2x00dev->lna_gain;
3365                 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg);
3366
3367                 rt2800_iq_calibrate(rt2x00dev, rf->channel);
3368         }
3369
3370         rt2800_bbp_read(rt2x00dev, 4, &bbp);
3371         rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * conf_is_ht40(conf));
3372         rt2800_bbp_write(rt2x00dev, 4, bbp);
3373
3374         rt2800_bbp_read(rt2x00dev, 3, &bbp);
3375         rt2x00_set_field8(&bbp, BBP3_HT40_MINUS, conf_is_ht40_minus(conf));
3376         rt2800_bbp_write(rt2x00dev, 3, bbp);
3377
3378         if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) {
3379                 if (conf_is_ht40(conf)) {
3380                         rt2800_bbp_write(rt2x00dev, 69, 0x1a);
3381                         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
3382                         rt2800_bbp_write(rt2x00dev, 73, 0x16);
3383                 } else {
3384                         rt2800_bbp_write(rt2x00dev, 69, 0x16);
3385                         rt2800_bbp_write(rt2x00dev, 70, 0x08);
3386                         rt2800_bbp_write(rt2x00dev, 73, 0x11);
3387                 }
3388         }
3389
3390         msleep(1);
3391
3392         /*
3393          * Clear channel statistic counters
3394          */
3395         rt2800_register_read(rt2x00dev, CH_IDLE_STA, &reg);
3396         rt2800_register_read(rt2x00dev, CH_BUSY_STA, &reg);
3397         rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, &reg);
3398
3399         /*
3400          * Clear update flag
3401          */
3402         if (rt2x00_rt(rt2x00dev, RT3352)) {
3403                 rt2800_bbp_read(rt2x00dev, 49, &bbp);
3404                 rt2x00_set_field8(&bbp, BBP49_UPDATE_FLAG, 0);
3405                 rt2800_bbp_write(rt2x00dev, 49, bbp);
3406         }
3407 }
3408
3409 static int rt2800_get_gain_calibration_delta(struct rt2x00_dev *rt2x00dev)
3410 {
3411         u8 tssi_bounds[9];
3412         u8 current_tssi;
3413         u16 eeprom;
3414         u8 step;
3415         int i;
3416
3417         /*
3418          * First check if temperature compensation is supported.
3419          */
3420         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
3421         if (!rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC))
3422                 return 0;
3423
3424         /*
3425          * Read TSSI boundaries for temperature compensation from
3426          * the EEPROM.
3427          *
3428          * Array idx               0    1    2    3    4    5    6    7    8
3429          * Matching Delta value   -4   -3   -2   -1    0   +1   +2   +3   +4
3430          * Example TSSI bounds  0xF0 0xD0 0xB5 0xA0 0x88 0x45 0x25 0x15 0x00
3431          */
3432         if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
3433                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG1, &eeprom);
3434                 tssi_bounds[0] = rt2x00_get_field16(eeprom,
3435                                         EEPROM_TSSI_BOUND_BG1_MINUS4);
3436                 tssi_bounds[1] = rt2x00_get_field16(eeprom,
3437                                         EEPROM_TSSI_BOUND_BG1_MINUS3);
3438
3439                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG2, &eeprom);
3440                 tssi_bounds[2] = rt2x00_get_field16(eeprom,
3441                                         EEPROM_TSSI_BOUND_BG2_MINUS2);
3442                 tssi_bounds[3] = rt2x00_get_field16(eeprom,
3443                                         EEPROM_TSSI_BOUND_BG2_MINUS1);
3444
3445                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG3, &eeprom);
3446                 tssi_bounds[4] = rt2x00_get_field16(eeprom,
3447                                         EEPROM_TSSI_BOUND_BG3_REF);
3448                 tssi_bounds[5] = rt2x00_get_field16(eeprom,
3449                                         EEPROM_TSSI_BOUND_BG3_PLUS1);
3450
3451                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG4, &eeprom);
3452                 tssi_bounds[6] = rt2x00_get_field16(eeprom,
3453                                         EEPROM_TSSI_BOUND_BG4_PLUS2);
3454                 tssi_bounds[7] = rt2x00_get_field16(eeprom,
3455                                         EEPROM_TSSI_BOUND_BG4_PLUS3);
3456
3457                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG5, &eeprom);
3458                 tssi_bounds[8] = rt2x00_get_field16(eeprom,
3459                                         EEPROM_TSSI_BOUND_BG5_PLUS4);
3460
3461                 step = rt2x00_get_field16(eeprom,
3462                                           EEPROM_TSSI_BOUND_BG5_AGC_STEP);
3463         } else {
3464                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A1, &eeprom);
3465                 tssi_bounds[0] = rt2x00_get_field16(eeprom,
3466                                         EEPROM_TSSI_BOUND_A1_MINUS4);
3467                 tssi_bounds[1] = rt2x00_get_field16(eeprom,
3468                                         EEPROM_TSSI_BOUND_A1_MINUS3);
3469
3470                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A2, &eeprom);
3471                 tssi_bounds[2] = rt2x00_get_field16(eeprom,
3472                                         EEPROM_TSSI_BOUND_A2_MINUS2);
3473                 tssi_bounds[3] = rt2x00_get_field16(eeprom,
3474                                         EEPROM_TSSI_BOUND_A2_MINUS1);
3475
3476                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A3, &eeprom);
3477                 tssi_bounds[4] = rt2x00_get_field16(eeprom,
3478                                         EEPROM_TSSI_BOUND_A3_REF);
3479                 tssi_bounds[5] = rt2x00_get_field16(eeprom,
3480                                         EEPROM_TSSI_BOUND_A3_PLUS1);
3481
3482                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A4, &eeprom);
3483                 tssi_bounds[6] = rt2x00_get_field16(eeprom,
3484                                         EEPROM_TSSI_BOUND_A4_PLUS2);
3485                 tssi_bounds[7] = rt2x00_get_field16(eeprom,
3486                                         EEPROM_TSSI_BOUND_A4_PLUS3);
3487
3488                 rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A5, &eeprom);
3489                 tssi_bounds[8] = rt2x00_get_field16(eeprom,
3490                                         EEPROM_TSSI_BOUND_A5_PLUS4);
3491
3492                 step = rt2x00_get_field16(eeprom,
3493                                           EEPROM_TSSI_BOUND_A5_AGC_STEP);
3494         }
3495
3496         /*
3497          * Check if temperature compensation is supported.
3498          */
3499         if (tssi_bounds[4] == 0xff || step == 0xff)
3500                 return 0;
3501
3502         /*
3503          * Read current TSSI (BBP 49).
3504          */
3505         rt2800_bbp_read(rt2x00dev, 49, &current_tssi);
3506
3507         /*
3508          * Compare TSSI value (BBP49) with the compensation boundaries
3509          * from the EEPROM and increase or decrease tx power.
3510          */
3511         for (i = 0; i <= 3; i++) {
3512                 if (current_tssi > tssi_bounds[i])
3513                         break;
3514         }
3515
3516         if (i == 4) {
3517                 for (i = 8; i >= 5; i--) {
3518                         if (current_tssi < tssi_bounds[i])
3519                                 break;
3520                 }
3521         }
3522
3523         return (i - 4) * step;
3524 }
3525
3526 static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev,
3527                                       enum ieee80211_band band)
3528 {
3529         u16 eeprom;
3530         u8 comp_en;
3531         u8 comp_type;
3532         int comp_value = 0;
3533
3534         rt2800_eeprom_read(rt2x00dev, EEPROM_TXPOWER_DELTA, &eeprom);
3535
3536         /*
3537          * HT40 compensation not required.
3538          */
3539         if (eeprom == 0xffff ||
3540             !test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
3541                 return 0;
3542
3543         if (band == IEEE80211_BAND_2GHZ) {
3544                 comp_en = rt2x00_get_field16(eeprom,
3545                                  EEPROM_TXPOWER_DELTA_ENABLE_2G);
3546                 if (comp_en) {
3547                         comp_type = rt2x00_get_field16(eeprom,
3548                                            EEPROM_TXPOWER_DELTA_TYPE_2G);
3549                         comp_value = rt2x00_get_field16(eeprom,
3550                                             EEPROM_TXPOWER_DELTA_VALUE_2G);
3551                         if (!comp_type)
3552                                 comp_value = -comp_value;
3553                 }
3554         } else {
3555                 comp_en = rt2x00_get_field16(eeprom,
3556                                  EEPROM_TXPOWER_DELTA_ENABLE_5G);
3557                 if (comp_en) {
3558                         comp_type = rt2x00_get_field16(eeprom,
3559                                            EEPROM_TXPOWER_DELTA_TYPE_5G);
3560                         comp_value = rt2x00_get_field16(eeprom,
3561                                             EEPROM_TXPOWER_DELTA_VALUE_5G);
3562                         if (!comp_type)
3563                                 comp_value = -comp_value;
3564                 }
3565         }
3566
3567         return comp_value;
3568 }
3569
3570 static int rt2800_get_txpower_reg_delta(struct rt2x00_dev *rt2x00dev,
3571                                         int power_level, int max_power)
3572 {
3573         int delta;
3574
3575         if (test_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags))
3576                 return 0;
3577
3578         /*
3579          * XXX: We don't know the maximum transmit power of our hardware since
3580          * the EEPROM doesn't expose it. We only know that we are calibrated
3581          * to 100% tx power.
3582          *
3583          * Hence, we assume the regulatory limit that cfg80211 calulated for
3584          * the current channel is our maximum and if we are requested to lower
3585          * the value we just reduce our tx power accordingly.
3586          */
3587         delta = power_level - max_power;
3588         return min(delta, 0);
3589 }
3590
3591 static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b,
3592                                    enum ieee80211_band band, int power_level,
3593                                    u8 txpower, int delta)
3594 {
3595         u16 eeprom;
3596         u8 criterion;
3597         u8 eirp_txpower;
3598         u8 eirp_txpower_criterion;
3599         u8 reg_limit;
3600
3601         if (rt2x00_rt(rt2x00dev, RT3593))
3602                 return min_t(u8, txpower, 0xc);
3603
3604         if (test_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags)) {
3605                 /*
3606                  * Check if eirp txpower exceed txpower_limit.
3607                  * We use OFDM 6M as criterion and its eirp txpower
3608                  * is stored at EEPROM_EIRP_MAX_TX_POWER.
3609                  * .11b data rate need add additional 4dbm
3610                  * when calculating eirp txpower.
3611                  */
3612                 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3613                                               1, &eeprom);
3614                 criterion = rt2x00_get_field16(eeprom,
3615                                                EEPROM_TXPOWER_BYRATE_RATE0);
3616
3617                 rt2800_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER,
3618                                    &eeprom);
3619
3620                 if (band == IEEE80211_BAND_2GHZ)
3621                         eirp_txpower_criterion = rt2x00_get_field16(eeprom,
3622                                                  EEPROM_EIRP_MAX_TX_POWER_2GHZ);
3623                 else
3624                         eirp_txpower_criterion = rt2x00_get_field16(eeprom,
3625                                                  EEPROM_EIRP_MAX_TX_POWER_5GHZ);
3626
3627                 eirp_txpower = eirp_txpower_criterion + (txpower - criterion) +
3628                                (is_rate_b ? 4 : 0) + delta;
3629
3630                 reg_limit = (eirp_txpower > power_level) ?
3631                                         (eirp_txpower - power_level) : 0;
3632         } else
3633                 reg_limit = 0;
3634
3635         txpower = max(0, txpower + delta - reg_limit);
3636         return min_t(u8, txpower, 0xc);
3637 }
3638
3639
3640 enum {
3641         TX_PWR_CFG_0_IDX,
3642         TX_PWR_CFG_1_IDX,
3643         TX_PWR_CFG_2_IDX,
3644         TX_PWR_CFG_3_IDX,
3645         TX_PWR_CFG_4_IDX,
3646         TX_PWR_CFG_5_IDX,
3647         TX_PWR_CFG_6_IDX,
3648         TX_PWR_CFG_7_IDX,
3649         TX_PWR_CFG_8_IDX,
3650         TX_PWR_CFG_9_IDX,
3651         TX_PWR_CFG_0_EXT_IDX,
3652         TX_PWR_CFG_1_EXT_IDX,
3653         TX_PWR_CFG_2_EXT_IDX,
3654         TX_PWR_CFG_3_EXT_IDX,
3655         TX_PWR_CFG_4_EXT_IDX,
3656         TX_PWR_CFG_IDX_COUNT,
3657 };
3658
3659 static void rt2800_config_txpower_rt3593(struct rt2x00_dev *rt2x00dev,
3660                                          struct ieee80211_channel *chan,
3661                                          int power_level)
3662 {
3663         u8 txpower;
3664         u16 eeprom;
3665         u32 regs[TX_PWR_CFG_IDX_COUNT];
3666         unsigned int offset;
3667         enum ieee80211_band band = chan->band;
3668         int delta;
3669         int i;
3670
3671         memset(regs, '\0', sizeof(regs));
3672
3673         /* TODO: adapt TX power reduction from the rt28xx code */
3674
3675         /* calculate temperature compensation delta */
3676         delta = rt2800_get_gain_calibration_delta(rt2x00dev);
3677
3678         if (band == IEEE80211_BAND_5GHZ)
3679                 offset = 16;
3680         else
3681                 offset = 0;
3682
3683         if (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
3684                 offset += 8;
3685
3686         /* read the next four txpower values */
3687         rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3688                                       offset, &eeprom);
3689
3690         /* CCK 1MBS,2MBS */
3691         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3692         txpower = rt2800_compensate_txpower(rt2x00dev, 1, band, power_level,
3693                                             txpower, delta);
3694         rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3695                            TX_PWR_CFG_0_CCK1_CH0, txpower);
3696         rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3697                            TX_PWR_CFG_0_CCK1_CH1, txpower);
3698         rt2x00_set_field32(&regs[TX_PWR_CFG_0_EXT_IDX],
3699                            TX_PWR_CFG_0_EXT_CCK1_CH2, txpower);
3700
3701         /* CCK 5.5MBS,11MBS */
3702         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3703         txpower = rt2800_compensate_txpower(rt2x00dev, 1, band, power_level,
3704                                             txpower, delta);
3705         rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3706                            TX_PWR_CFG_0_CCK5_CH0, txpower);
3707         rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3708                            TX_PWR_CFG_0_CCK5_CH1, txpower);
3709         rt2x00_set_field32(&regs[TX_PWR_CFG_0_EXT_IDX],
3710                            TX_PWR_CFG_0_EXT_CCK5_CH2, txpower);
3711
3712         /* OFDM 6MBS,9MBS */
3713         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3714         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3715                                             txpower, delta);
3716         rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3717                            TX_PWR_CFG_0_OFDM6_CH0, txpower);
3718         rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3719                            TX_PWR_CFG_0_OFDM6_CH1, txpower);
3720         rt2x00_set_field32(&regs[TX_PWR_CFG_0_EXT_IDX],
3721                            TX_PWR_CFG_0_EXT_OFDM6_CH2, txpower);
3722
3723         /* OFDM 12MBS,18MBS */
3724         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3725         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3726                                             txpower, delta);
3727         rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3728                            TX_PWR_CFG_0_OFDM12_CH0, txpower);
3729         rt2x00_set_field32(&regs[TX_PWR_CFG_0_IDX],
3730                            TX_PWR_CFG_0_OFDM12_CH1, txpower);
3731         rt2x00_set_field32(&regs[TX_PWR_CFG_0_EXT_IDX],
3732                            TX_PWR_CFG_0_EXT_OFDM12_CH2, txpower);
3733
3734         /* read the next four txpower values */
3735         rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3736                                       offset + 1, &eeprom);
3737
3738         /* OFDM 24MBS,36MBS */
3739         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3740         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3741                                             txpower, delta);
3742         rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3743                            TX_PWR_CFG_1_OFDM24_CH0, txpower);
3744         rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3745                            TX_PWR_CFG_1_OFDM24_CH1, txpower);
3746         rt2x00_set_field32(&regs[TX_PWR_CFG_1_EXT_IDX],
3747                            TX_PWR_CFG_1_EXT_OFDM24_CH2, txpower);
3748
3749         /* OFDM 48MBS */
3750         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3751         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3752                                             txpower, delta);
3753         rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3754                            TX_PWR_CFG_1_OFDM48_CH0, txpower);
3755         rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3756                            TX_PWR_CFG_1_OFDM48_CH1, txpower);
3757         rt2x00_set_field32(&regs[TX_PWR_CFG_1_EXT_IDX],
3758                            TX_PWR_CFG_1_EXT_OFDM48_CH2, txpower);
3759
3760         /* OFDM 54MBS */
3761         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3762         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3763                                             txpower, delta);
3764         rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3765                            TX_PWR_CFG_7_OFDM54_CH0, txpower);
3766         rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3767                            TX_PWR_CFG_7_OFDM54_CH1, txpower);
3768         rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3769                            TX_PWR_CFG_7_OFDM54_CH2, txpower);
3770
3771         /* read the next four txpower values */
3772         rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3773                                       offset + 2, &eeprom);
3774
3775         /* MCS 0,1 */
3776         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3777         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3778                                             txpower, delta);
3779         rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3780                            TX_PWR_CFG_1_MCS0_CH0, txpower);
3781         rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3782                            TX_PWR_CFG_1_MCS0_CH1, txpower);
3783         rt2x00_set_field32(&regs[TX_PWR_CFG_1_EXT_IDX],
3784                            TX_PWR_CFG_1_EXT_MCS0_CH2, txpower);
3785
3786         /* MCS 2,3 */
3787         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3788         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3789                                             txpower, delta);
3790         rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3791                            TX_PWR_CFG_1_MCS2_CH0, txpower);
3792         rt2x00_set_field32(&regs[TX_PWR_CFG_1_IDX],
3793                            TX_PWR_CFG_1_MCS2_CH1, txpower);
3794         rt2x00_set_field32(&regs[TX_PWR_CFG_1_EXT_IDX],
3795                            TX_PWR_CFG_1_EXT_MCS2_CH2, txpower);
3796
3797         /* MCS 4,5 */
3798         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3799         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3800                                             txpower, delta);
3801         rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3802                            TX_PWR_CFG_2_MCS4_CH0, txpower);
3803         rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3804                            TX_PWR_CFG_2_MCS4_CH1, txpower);
3805         rt2x00_set_field32(&regs[TX_PWR_CFG_2_EXT_IDX],
3806                            TX_PWR_CFG_2_EXT_MCS4_CH2, txpower);
3807
3808         /* MCS 6 */
3809         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3810         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3811                                             txpower, delta);
3812         rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3813                            TX_PWR_CFG_2_MCS6_CH0, txpower);
3814         rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3815                            TX_PWR_CFG_2_MCS6_CH1, txpower);
3816         rt2x00_set_field32(&regs[TX_PWR_CFG_2_EXT_IDX],
3817                            TX_PWR_CFG_2_EXT_MCS6_CH2, txpower);
3818
3819         /* read the next four txpower values */
3820         rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3821                                       offset + 3, &eeprom);
3822
3823         /* MCS 7 */
3824         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3825         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3826                                             txpower, delta);
3827         rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3828                            TX_PWR_CFG_7_MCS7_CH0, txpower);
3829         rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3830                            TX_PWR_CFG_7_MCS7_CH1, txpower);
3831         rt2x00_set_field32(&regs[TX_PWR_CFG_7_IDX],
3832                            TX_PWR_CFG_7_MCS7_CH2, txpower);
3833
3834         /* MCS 8,9 */
3835         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3836         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3837                                             txpower, delta);
3838         rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3839                            TX_PWR_CFG_2_MCS8_CH0, txpower);
3840         rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3841                            TX_PWR_CFG_2_MCS8_CH1, txpower);
3842         rt2x00_set_field32(&regs[TX_PWR_CFG_2_EXT_IDX],
3843                            TX_PWR_CFG_2_EXT_MCS8_CH2, txpower);
3844
3845         /* MCS 10,11 */
3846         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3847         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3848                                             txpower, delta);
3849         rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3850                            TX_PWR_CFG_2_MCS10_CH0, txpower);
3851         rt2x00_set_field32(&regs[TX_PWR_CFG_2_IDX],
3852                            TX_PWR_CFG_2_MCS10_CH1, txpower);
3853         rt2x00_set_field32(&regs[TX_PWR_CFG_2_EXT_IDX],
3854                            TX_PWR_CFG_2_EXT_MCS10_CH2, txpower);
3855
3856         /* MCS 12,13 */
3857         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3858         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3859                                             txpower, delta);
3860         rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3861                            TX_PWR_CFG_3_MCS12_CH0, txpower);
3862         rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3863                            TX_PWR_CFG_3_MCS12_CH1, txpower);
3864         rt2x00_set_field32(&regs[TX_PWR_CFG_3_EXT_IDX],
3865                            TX_PWR_CFG_3_EXT_MCS12_CH2, txpower);
3866
3867         /* read the next four txpower values */
3868         rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3869                                       offset + 4, &eeprom);
3870
3871         /* MCS 14 */
3872         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3873         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3874                                             txpower, delta);
3875         rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3876                            TX_PWR_CFG_3_MCS14_CH0, txpower);
3877         rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3878                            TX_PWR_CFG_3_MCS14_CH1, txpower);
3879         rt2x00_set_field32(&regs[TX_PWR_CFG_3_EXT_IDX],
3880                            TX_PWR_CFG_3_EXT_MCS14_CH2, txpower);
3881
3882         /* MCS 15 */
3883         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3884         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3885                                             txpower, delta);
3886         rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3887                            TX_PWR_CFG_8_MCS15_CH0, txpower);
3888         rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3889                            TX_PWR_CFG_8_MCS15_CH1, txpower);
3890         rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3891                            TX_PWR_CFG_8_MCS15_CH2, txpower);
3892
3893         /* MCS 16,17 */
3894         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3895         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3896                                             txpower, delta);
3897         rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3898                            TX_PWR_CFG_5_MCS16_CH0, txpower);
3899         rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3900                            TX_PWR_CFG_5_MCS16_CH1, txpower);
3901         rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3902                            TX_PWR_CFG_5_MCS16_CH2, txpower);
3903
3904         /* MCS 18,19 */
3905         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3906         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3907                                             txpower, delta);
3908         rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3909                            TX_PWR_CFG_5_MCS18_CH0, txpower);
3910         rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3911                            TX_PWR_CFG_5_MCS18_CH1, txpower);
3912         rt2x00_set_field32(&regs[TX_PWR_CFG_5_IDX],
3913                            TX_PWR_CFG_5_MCS18_CH2, txpower);
3914
3915         /* read the next four txpower values */
3916         rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3917                                       offset + 5, &eeprom);
3918
3919         /* MCS 20,21 */
3920         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3921         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3922                                             txpower, delta);
3923         rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3924                            TX_PWR_CFG_6_MCS20_CH0, txpower);
3925         rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3926                            TX_PWR_CFG_6_MCS20_CH1, txpower);
3927         rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3928                            TX_PWR_CFG_6_MCS20_CH2, txpower);
3929
3930         /* MCS 22 */
3931         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3932         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3933                                             txpower, delta);
3934         rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3935                            TX_PWR_CFG_6_MCS22_CH0, txpower);
3936         rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3937                            TX_PWR_CFG_6_MCS22_CH1, txpower);
3938         rt2x00_set_field32(&regs[TX_PWR_CFG_6_IDX],
3939                            TX_PWR_CFG_6_MCS22_CH2, txpower);
3940
3941         /* MCS 23 */
3942         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3943         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3944                                             txpower, delta);
3945         rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3946                            TX_PWR_CFG_8_MCS23_CH0, txpower);
3947         rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3948                            TX_PWR_CFG_8_MCS23_CH1, txpower);
3949         rt2x00_set_field32(&regs[TX_PWR_CFG_8_IDX],
3950                            TX_PWR_CFG_8_MCS23_CH2, txpower);
3951
3952         /* read the next four txpower values */
3953         rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3954                                       offset + 6, &eeprom);
3955
3956         /* STBC, MCS 0,1 */
3957         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
3958         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3959                                             txpower, delta);
3960         rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3961                            TX_PWR_CFG_3_STBC0_CH0, txpower);
3962         rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3963                            TX_PWR_CFG_3_STBC0_CH1, txpower);
3964         rt2x00_set_field32(&regs[TX_PWR_CFG_3_EXT_IDX],
3965                            TX_PWR_CFG_3_EXT_STBC0_CH2, txpower);
3966
3967         /* STBC, MCS 2,3 */
3968         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1);
3969         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3970                                             txpower, delta);
3971         rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3972                            TX_PWR_CFG_3_STBC2_CH0, txpower);
3973         rt2x00_set_field32(&regs[TX_PWR_CFG_3_IDX],
3974                            TX_PWR_CFG_3_STBC2_CH1, txpower);
3975         rt2x00_set_field32(&regs[TX_PWR_CFG_3_EXT_IDX],
3976                            TX_PWR_CFG_3_EXT_STBC2_CH2, txpower);
3977
3978         /* STBC, MCS 4,5 */
3979         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2);
3980         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3981                                             txpower, delta);
3982         rt2x00_set_field32(&regs[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE0, txpower);
3983         rt2x00_set_field32(&regs[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE1, txpower);
3984         rt2x00_set_field32(&regs[TX_PWR_CFG_4_EXT_IDX], TX_PWR_CFG_RATE0,
3985                            txpower);
3986
3987         /* STBC, MCS 6 */
3988         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3);
3989         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
3990                                             txpower, delta);
3991         rt2x00_set_field32(&regs[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE2, txpower);
3992         rt2x00_set_field32(&regs[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE3, txpower);
3993         rt2x00_set_field32(&regs[TX_PWR_CFG_4_EXT_IDX], TX_PWR_CFG_RATE2,
3994                            txpower);
3995
3996         /* read the next four txpower values */
3997         rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
3998                                       offset + 7, &eeprom);
3999
4000         /* STBC, MCS 7 */
4001         txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0);
4002         txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level,
4003                                             txpower, delta);
4004         rt2x00_set_field32(&regs[TX_PWR_CFG_9_IDX],
4005                            TX_PWR_CFG_9_STBC7_CH0, txpower);
4006         rt2x00_set_field32(&regs[TX_PWR_CFG_9_IDX],
4007                            TX_PWR_CFG_9_STBC7_CH1, txpower);
4008         rt2x00_set_field32(&regs[TX_PWR_CFG_9_IDX],
4009                            TX_PWR_CFG_9_STBC7_CH2, txpower);
4010
4011         rt2800_register_write(rt2x00dev, TX_PWR_CFG_0, regs[TX_PWR_CFG_0_IDX]);
4012         rt2800_register_write(rt2x00dev, TX_PWR_CFG_1, regs[TX_PWR_CFG_1_IDX]);
4013         rt2800_register_write(rt2x00dev, TX_PWR_CFG_2, regs[TX_PWR_CFG_2_IDX]);
4014         rt2800_register_write(rt2x00dev, TX_PWR_CFG_3, regs[TX_PWR_CFG_3_IDX]);
4015         rt2800_register_write(rt2x00dev, TX_PWR_CFG_4, regs[TX_PWR_CFG_4_IDX]);
4016         rt2800_register_write(rt2x00dev, TX_PWR_CFG_5, regs[TX_PWR_CFG_5_IDX]);
4017         rt2800_register_write(rt2x00dev, TX_PWR_CFG_6, regs[TX_PWR_CFG_6_IDX]);
4018         rt2800_register_write(rt2x00dev, TX_PWR_CFG_7, regs[TX_PWR_CFG_7_IDX]);
4019         rt2800_register_write(rt2x00dev, TX_PWR_CFG_8, regs[TX_PWR_CFG_8_IDX]);
4020         rt2800_register_write(rt2x00dev, TX_PWR_CFG_9, regs[TX_PWR_CFG_9_IDX]);
4021
4022         rt2800_register_write(rt2x00dev, TX_PWR_CFG_0_EXT,
4023                               regs[TX_PWR_CFG_0_EXT_IDX]);
4024         rt2800_register_write(rt2x00dev, TX_PWR_CFG_1_EXT,
4025                               regs[TX_PWR_CFG_1_EXT_IDX]);
4026         rt2800_register_write(rt2x00dev, TX_PWR_CFG_2_EXT,
4027                               regs[TX_PWR_CFG_2_EXT_IDX]);
4028         rt2800_register_write(rt2x00dev, TX_PWR_CFG_3_EXT,
4029                               regs[TX_PWR_CFG_3_EXT_IDX]);
4030         rt2800_register_write(rt2x00dev, TX_PWR_CFG_4_EXT,
4031                               regs[TX_PWR_CFG_4_EXT_IDX]);
4032
4033         for (i = 0; i < TX_PWR_CFG_IDX_COUNT; i++)
4034                 rt2x00_dbg(rt2x00dev,
4035                            "band:%cGHz, BW:%c0MHz, TX_PWR_CFG_%d%s = %08lx\n",
4036                            (band == IEEE80211_BAND_5GHZ) ? '5' : '2',
4037                            (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) ?
4038                                                                 '4' : '2',
4039                            (i > TX_PWR_CFG_9_IDX) ?
4040                                         (i - TX_PWR_CFG_9_IDX - 1) : i,
4041                            (i > TX_PWR_CFG_9_IDX) ? "_EXT" : "",
4042                            (unsigned long) regs[i]);
4043 }
4044
4045 /*
4046  * We configure transmit power using MAC TX_PWR_CFG_{0,...,N} registers and
4047  * BBP R1 register. TX_PWR_CFG_X allow to configure per rate TX power values,
4048  * 4 bits for each rate (tune from 0 to 15 dBm). BBP_R1 controls transmit power
4049  * for all rates, but allow to set only 4 discrete values: -12, -6, 0 and 6 dBm.
4050  * Reference per rate transmit power values are located in the EEPROM at
4051  * EEPROM_TXPOWER_BYRATE offset. We adjust them and BBP R1 settings according to
4052  * current conditions (i.e. band, bandwidth, temperature, user settings).
4053  */
4054 static void rt2800_config_txpower_rt28xx(struct rt2x00_dev *rt2x00dev,
4055                                          struct ieee80211_channel *chan,
4056                                          int power_level)
4057 {
4058         u8 txpower, r1;
4059         u16 eeprom;
4060         u32 reg, offset;
4061         int i, is_rate_b, delta, power_ctrl;
4062         enum ieee80211_band band = chan->band;
4063
4064         /*
4065          * Calculate HT40 compensation. For 40MHz we need to add or subtract
4066          * value read from EEPROM (different for 2GHz and for 5GHz).
4067          */
4068         delta = rt2800_get_txpower_bw_comp(rt2x00dev, band);
4069
4070         /*
4071          * Calculate temperature compensation. Depends on measurement of current
4072          * TSSI (Transmitter Signal Strength Indication) we know TX power (due
4073          * to temperature or maybe other factors) is smaller or bigger than
4074          * expected. We adjust it, based on TSSI reference and boundaries values
4075          * provided in EEPROM.
4076          */
4077         delta += rt2800_get_gain_calibration_delta(rt2x00dev);
4078
4079         /*
4080          * Decrease power according to user settings, on devices with unknown
4081          * maximum tx power. For other devices we take user power_level into
4082          * consideration on rt2800_compensate_txpower().
4083          */
4084         delta += rt2800_get_txpower_reg_delta(rt2x00dev, power_level,
4085                                               chan->max_power);
4086
4087         /*
4088          * BBP_R1 controls TX power for all rates, it allow to set the following
4089          * gains -12, -6, 0, +6 dBm by setting values 2, 1, 0, 3 respectively.
4090          *
4091          * TODO: we do not use +6 dBm option to do not increase power beyond
4092          * regulatory limit, however this could be utilized for devices with
4093          * CAPABILITY_POWER_LIMIT.
4094          *
4095          * TODO: add different temperature compensation code for RT3290 & RT5390
4096          * to allow to use BBP_R1 for those chips.
4097          */
4098         if (!rt2x00_rt(rt2x00dev, RT3290) &&
4099             !rt2x00_rt(rt2x00dev, RT5390)) {
4100                 rt2800_bbp_read(rt2x00dev, 1, &r1);
4101                 if (delta <= -12) {
4102                         power_ctrl = 2;
4103                         delta += 12;
4104                 } else if (delta <= -6) {
4105                         power_ctrl = 1;
4106                         delta += 6;
4107                 } else {
4108                         power_ctrl = 0;
4109                 }
4110                 rt2x00_set_field8(&r1, BBP1_TX_POWER_CTRL, power_ctrl);
4111                 rt2800_bbp_write(rt2x00dev, 1, r1);
4112         }
4113
4114         offset = TX_PWR_CFG_0;
4115
4116         for (i = 0; i < EEPROM_TXPOWER_BYRATE_SIZE; i += 2) {
4117                 /* just to be safe */
4118                 if (offset > TX_PWR_CFG_4)
4119                         break;
4120
4121                 rt2800_register_read(rt2x00dev, offset, &reg);
4122
4123                 /* read the next four txpower values */
4124                 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
4125                                               i, &eeprom);
4126
4127                 is_rate_b = i ? 0 : 1;
4128                 /*
4129                  * TX_PWR_CFG_0: 1MBS, TX_PWR_CFG_1: 24MBS,
4130                  * TX_PWR_CFG_2: MCS4, TX_PWR_CFG_3: MCS12,
4131                  * TX_PWR_CFG_4: unknown
4132                  */
4133                 txpower = rt2x00_get_field16(eeprom,
4134                                              EEPROM_TXPOWER_BYRATE_RATE0);
4135                 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4136                                              power_level, txpower, delta);
4137                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE0, txpower);
4138
4139                 /*
4140                  * TX_PWR_CFG_0: 2MBS, TX_PWR_CFG_1: 36MBS,
4141                  * TX_PWR_CFG_2: MCS5, TX_PWR_CFG_3: MCS13,
4142                  * TX_PWR_CFG_4: unknown
4143                  */
4144                 txpower = rt2x00_get_field16(eeprom,
4145                                              EEPROM_TXPOWER_BYRATE_RATE1);
4146                 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4147                                              power_level, txpower, delta);
4148                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE1, txpower);
4149
4150                 /*
4151                  * TX_PWR_CFG_0: 5.5MBS, TX_PWR_CFG_1: 48MBS,
4152                  * TX_PWR_CFG_2: MCS6,  TX_PWR_CFG_3: MCS14,
4153                  * TX_PWR_CFG_4: unknown
4154                  */
4155                 txpower = rt2x00_get_field16(eeprom,
4156                                              EEPROM_TXPOWER_BYRATE_RATE2);
4157                 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4158                                              power_level, txpower, delta);
4159                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE2, txpower);
4160
4161                 /*
4162                  * TX_PWR_CFG_0: 11MBS, TX_PWR_CFG_1: 54MBS,
4163                  * TX_PWR_CFG_2: MCS7,  TX_PWR_CFG_3: MCS15,
4164                  * TX_PWR_CFG_4: unknown
4165                  */
4166                 txpower = rt2x00_get_field16(eeprom,
4167                                              EEPROM_TXPOWER_BYRATE_RATE3);
4168                 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4169                                              power_level, txpower, delta);
4170                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE3, txpower);
4171
4172                 /* read the next four txpower values */
4173                 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE,
4174                                               i + 1, &eeprom);
4175
4176                 is_rate_b = 0;
4177                 /*
4178                  * TX_PWR_CFG_0: 6MBS, TX_PWR_CFG_1: MCS0,
4179                  * TX_PWR_CFG_2: MCS8, TX_PWR_CFG_3: unknown,
4180                  * TX_PWR_CFG_4: unknown
4181                  */
4182                 txpower = rt2x00_get_field16(eeprom,
4183                                              EEPROM_TXPOWER_BYRATE_RATE0);
4184                 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4185                                              power_level, txpower, delta);
4186                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE4, txpower);
4187
4188                 /*
4189                  * TX_PWR_CFG_0: 9MBS, TX_PWR_CFG_1: MCS1,
4190                  * TX_PWR_CFG_2: MCS9, TX_PWR_CFG_3: unknown,
4191                  * TX_PWR_CFG_4: unknown
4192                  */
4193                 txpower = rt2x00_get_field16(eeprom,
4194                                              EEPROM_TXPOWER_BYRATE_RATE1);
4195                 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4196                                              power_level, txpower, delta);
4197                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE5, txpower);
4198
4199                 /*
4200                  * TX_PWR_CFG_0: 12MBS, TX_PWR_CFG_1: MCS2,
4201                  * TX_PWR_CFG_2: MCS10, TX_PWR_CFG_3: unknown,
4202                  * TX_PWR_CFG_4: unknown
4203                  */
4204                 txpower = rt2x00_get_field16(eeprom,
4205                                              EEPROM_TXPOWER_BYRATE_RATE2);
4206                 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4207                                              power_level, txpower, delta);
4208                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE6, txpower);
4209
4210                 /*
4211                  * TX_PWR_CFG_0: 18MBS, TX_PWR_CFG_1: MCS3,
4212                  * TX_PWR_CFG_2: MCS11, TX_PWR_CFG_3: unknown,
4213                  * TX_PWR_CFG_4: unknown
4214                  */
4215                 txpower = rt2x00_get_field16(eeprom,
4216                                              EEPROM_TXPOWER_BYRATE_RATE3);
4217                 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
4218                                              power_level, txpower, delta);
4219                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE7, txpower);
4220
4221                 rt2800_register_write(rt2x00dev, offset, reg);
4222
4223                 /* next TX_PWR_CFG register */
4224                 offset += 4;
4225         }
4226 }
4227
4228 static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
4229                                   struct ieee80211_channel *chan,
4230                                   int power_level)
4231 {
4232         if (rt2x00_rt(rt2x00dev, RT3593))
4233                 rt2800_config_txpower_rt3593(rt2x00dev, chan, power_level);
4234         else
4235                 rt2800_config_txpower_rt28xx(rt2x00dev, chan, power_level);
4236 }
4237
4238 void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev)
4239 {
4240         rt2800_config_txpower(rt2x00dev, rt2x00dev->hw->conf.chandef.chan,
4241                               rt2x00dev->tx_power);
4242 }
4243 EXPORT_SYMBOL_GPL(rt2800_gain_calibration);
4244
4245 void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev)
4246 {
4247         u32     tx_pin;
4248         u8      rfcsr;
4249
4250         /*
4251          * A voltage-controlled oscillator(VCO) is an electronic oscillator
4252          * designed to be controlled in oscillation frequency by a voltage
4253          * input. Maybe the temperature will affect the frequency of
4254          * oscillation to be shifted. The VCO calibration will be called
4255          * periodically to adjust the frequency to be precision.
4256         */
4257
4258         rt2800_register_read(rt2x00dev, TX_PIN_CFG, &tx_pin);
4259         tx_pin &= TX_PIN_CFG_PA_PE_DISABLE;
4260         rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
4261
4262         switch (rt2x00dev->chip.rf) {
4263         case RF2020:
4264         case RF3020:
4265         case RF3021:
4266         case RF3022:
4267         case RF3320:
4268         case RF3052:
4269                 rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr);
4270                 rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1);
4271                 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr);
4272                 break;
4273         case RF3053:
4274         case RF3070:
4275         case RF3290:
4276         case RF5360:
4277         case RF5370:
4278         case RF5372:
4279         case RF5390:
4280         case RF5392:
4281                 rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
4282                 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
4283                 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
4284                 break;
4285         default:
4286                 return;
4287         }
4288
4289         mdelay(1);
4290
4291         rt2800_register_read(rt2x00dev, TX_PIN_CFG, &tx_pin);
4292         if (rt2x00dev->rf_channel <= 14) {
4293                 switch (rt2x00dev->default_ant.tx_chain_num) {
4294                 case 3:
4295                         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G2_EN, 1);
4296                         /* fall through */
4297                 case 2:
4298                         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 1);
4299                         /* fall through */
4300                 case 1:
4301                 default:
4302                         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1);
4303                         break;
4304                 }
4305         } else {
4306                 switch (rt2x00dev->default_ant.tx_chain_num) {
4307                 case 3:
4308                         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A2_EN, 1);
4309                         /* fall through */
4310                 case 2:
4311                         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 1);
4312                         /* fall through */
4313                 case 1:
4314                 default:
4315                         rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, 1);
4316                         break;
4317                 }
4318         }
4319         rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
4320
4321 }
4322 EXPORT_SYMBOL_GPL(rt2800_vco_calibration);
4323
4324 static void rt2800_config_retry_limit(struct rt2x00_dev *rt2x00dev,
4325                                       struct rt2x00lib_conf *libconf)
4326 {
4327         u32 reg;
4328
4329         rt2800_register_read(rt2x00dev, TX_RTY_CFG, &reg);
4330         rt2x00_set_field32(&reg, TX_RTY_CFG_SHORT_RTY_LIMIT,
4331                            libconf->conf->short_frame_max_tx_count);
4332         rt2x00_set_field32(&reg, TX_RTY_CFG_LONG_RTY_LIMIT,
4333                            libconf->conf->long_frame_max_tx_count);
4334         rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg);
4335 }
4336
4337 static void rt2800_config_ps(struct rt2x00_dev *rt2x00dev,
4338                              struct rt2x00lib_conf *libconf)
4339 {
4340         enum dev_state state =
4341             (libconf->conf->flags & IEEE80211_CONF_PS) ?
4342                 STATE_SLEEP : STATE_AWAKE;
4343         u32 reg;
4344
4345         if (state == STATE_SLEEP) {
4346                 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0);
4347
4348                 rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
4349                 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 5);
4350                 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE,
4351                                    libconf->conf->listen_interval - 1);
4352                 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 1);
4353                 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
4354
4355                 rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
4356         } else {
4357                 rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
4358                 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 0);
4359                 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, 0);
4360                 rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 0);
4361                 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
4362
4363                 rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
4364         }
4365 }
4366
4367 void rt2800_config(struct rt2x00_dev *rt2x00dev,
4368                    struct rt2x00lib_conf *libconf,
4369                    const unsigned int flags)
4370 {
4371         /* Always recalculate LNA gain before changing configuration */
4372         rt2800_config_lna_gain(rt2x00dev, libconf);
4373
4374         if (flags & IEEE80211_CONF_CHANGE_CHANNEL) {
4375                 rt2800_config_channel(rt2x00dev, libconf->conf,
4376                                       &libconf->rf, &libconf->channel);
4377                 rt2800_config_txpower(rt2x00dev, libconf->conf->chandef.chan,
4378                                       libconf->conf->power_level);
4379         }
4380         if (flags & IEEE80211_CONF_CHANGE_POWER)
4381                 rt2800_config_txpower(rt2x00dev, libconf->conf->chandef.chan,
4382                                       libconf->conf->power_level);
4383         if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
4384                 rt2800_config_retry_limit(rt2x00dev, libconf);
4385         if (flags & IEEE80211_CONF_CHANGE_PS)
4386                 rt2800_config_ps(rt2x00dev, libconf);
4387 }
4388 EXPORT_SYMBOL_GPL(rt2800_config);
4389
4390 /*
4391  * Link tuning
4392  */
4393 void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual)
4394 {
4395         u32 reg;
4396
4397         /*
4398          * Update FCS error count from register.
4399          */
4400         rt2800_register_read(rt2x00dev, RX_STA_CNT0, &reg);
4401         qual->rx_failed = rt2x00_get_field32(reg, RX_STA_CNT0_CRC_ERR);
4402 }
4403 EXPORT_SYMBOL_GPL(rt2800_link_stats);
4404
4405 static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev)
4406 {
4407         u8 vgc;
4408
4409         if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
4410                 if (rt2x00_rt(rt2x00dev, RT3070) ||
4411                     rt2x00_rt(rt2x00dev, RT3071) ||
4412                     rt2x00_rt(rt2x00dev, RT3090) ||
4413                     rt2x00_rt(rt2x00dev, RT3290) ||
4414                     rt2x00_rt(rt2x00dev, RT3390) ||
4415                     rt2x00_rt(rt2x00dev, RT3572) ||
4416                     rt2x00_rt(rt2x00dev, RT3593) ||
4417                     rt2x00_rt(rt2x00dev, RT5390) ||
4418                     rt2x00_rt(rt2x00dev, RT5392) ||
4419                     rt2x00_rt(rt2x00dev, RT5592))
4420                         vgc = 0x1c + (2 * rt2x00dev->lna_gain);
4421                 else
4422                         vgc = 0x2e + rt2x00dev->lna_gain;
4423         } else { /* 5GHZ band */
4424                 if (rt2x00_rt(rt2x00dev, RT3572))
4425                         vgc = 0x22 + (rt2x00dev->lna_gain * 5) / 3;
4426                 else if (rt2x00_rt(rt2x00dev, RT3593))
4427                         vgc = 0x20 + (rt2x00dev->lna_gain * 5) / 3;
4428                 else if (rt2x00_rt(rt2x00dev, RT5592))
4429                         vgc = 0x24 + (2 * rt2x00dev->lna_gain);
4430                 else {
4431                         if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
4432                                 vgc = 0x32 + (rt2x00dev->lna_gain * 5) / 3;
4433                         else
4434                                 vgc = 0x3a + (rt2x00dev->lna_gain * 5) / 3;
4435                 }
4436         }
4437
4438         return vgc;
4439 }
4440
4441 static inline void rt2800_set_vgc(struct rt2x00_dev *rt2x00dev,
4442                                   struct link_qual *qual, u8 vgc_level)
4443 {
4444         if (qual->vgc_level != vgc_level) {
4445                 if (rt2x00_rt(rt2x00dev, RT5592)) {
4446                         rt2800_bbp_write(rt2x00dev, 83, qual->rssi > -65 ? 0x4a : 0x7a);
4447                         rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, vgc_level);
4448                 } else
4449                         rt2800_bbp_write(rt2x00dev, 66, vgc_level);
4450                 qual->vgc_level = vgc_level;
4451                 qual->vgc_level_reg = vgc_level;
4452         }
4453 }
4454
4455 void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual)
4456 {
4457         rt2800_set_vgc(rt2x00dev, qual, rt2800_get_default_vgc(rt2x00dev));
4458 }
4459 EXPORT_SYMBOL_GPL(rt2800_reset_tuner);
4460
4461 void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
4462                        const u32 count)
4463 {
4464         u8 vgc;
4465
4466         if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C))
4467                 return;
4468         /*
4469          * When RSSI is better then -80 increase VGC level with 0x10, except
4470          * for rt5592 chip.
4471          */
4472
4473         vgc = rt2800_get_default_vgc(rt2x00dev);
4474
4475         if (rt2x00_rt(rt2x00dev, RT5592) && qual->rssi > -65)
4476                 vgc += 0x20;
4477         else if (qual->rssi > -80)
4478                 vgc += 0x10;
4479
4480         rt2800_set_vgc(rt2x00dev, qual, vgc);
4481 }
4482 EXPORT_SYMBOL_GPL(rt2800_link_tuner);
4483
4484 /*
4485  * Initialization functions.
4486  */
4487 static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
4488 {
4489         u32 reg;
4490         u16 eeprom;
4491         unsigned int i;
4492         int ret;
4493
4494         rt2800_disable_wpdma(rt2x00dev);
4495
4496         ret = rt2800_drv_init_registers(rt2x00dev);
4497         if (ret)
4498                 return ret;
4499
4500         rt2800_register_read(rt2x00dev, BCN_OFFSET0, &reg);
4501         rt2x00_set_field32(&reg, BCN_OFFSET0_BCN0,
4502                            rt2800_get_beacon_offset(rt2x00dev, 0));
4503         rt2x00_set_field32(&reg, BCN_OFFSET0_BCN1,
4504                            rt2800_get_beacon_offset(rt2x00dev, 1));
4505         rt2x00_set_field32(&reg, BCN_OFFSET0_BCN2,
4506                            rt2800_get_beacon_offset(rt2x00dev, 2));
4507         rt2x00_set_field32(&reg, BCN_OFFSET0_BCN3,
4508                            rt2800_get_beacon_offset(rt2x00dev, 3));
4509         rt2800_register_write(rt2x00dev, BCN_OFFSET0, reg);
4510
4511         rt2800_register_read(rt2x00dev, BCN_OFFSET1, &reg);
4512         rt2x00_set_field32(&reg, BCN_OFFSET1_BCN4,
4513                            rt2800_get_beacon_offset(rt2x00dev, 4));
4514         rt2x00_set_field32(&reg, BCN_OFFSET1_BCN5,
4515                            rt2800_get_beacon_offset(rt2x00dev, 5));
4516         rt2x00_set_field32(&reg, BCN_OFFSET1_BCN6,
4517                            rt2800_get_beacon_offset(rt2x00dev, 6));
4518         rt2x00_set_field32(&reg, BCN_OFFSET1_BCN7,
4519                            rt2800_get_beacon_offset(rt2x00dev, 7));
4520         rt2800_register_write(rt2x00dev, BCN_OFFSET1, reg);
4521
4522         rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, 0x0000013f);
4523         rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
4524
4525         rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
4526
4527         rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
4528         rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL, 1600);
4529         rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 0);
4530         rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_SYNC, 0);
4531         rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 0);
4532         rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
4533         rt2x00_set_field32(&reg, BCN_TIME_CFG_TX_TIME_COMPENSATE, 0);
4534         rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
4535
4536         rt2800_config_filter(rt2x00dev, FIF_ALLMULTI);
4537
4538         rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg);
4539         rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME, 9);
4540         rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_CC_DELAY_TIME, 2);
4541         rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
4542
4543         if (rt2x00_rt(rt2x00dev, RT3290)) {
4544                 rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL, &reg);
4545                 if (rt2x00_get_field32(reg, WLAN_EN) == 1) {
4546                         rt2x00_set_field32(&reg, PCIE_APP0_CLK_REQ, 1);
4547                         rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg);
4548                 }
4549
4550                 rt2800_register_read(rt2x00dev, CMB_CTRL, &reg);
4551                 if (!(rt2x00_get_field32(reg, LDO0_EN) == 1)) {
4552                         rt2x00_set_field32(&reg, LDO0_EN, 1);
4553                         rt2x00_set_field32(&reg, LDO_BGSEL, 3);
4554                         rt2800_register_write(rt2x00dev, CMB_CTRL, reg);
4555                 }
4556
4557                 rt2800_register_read(rt2x00dev, OSC_CTRL, &reg);
4558                 rt2x00_set_field32(&reg, OSC_ROSC_EN, 1);
4559                 rt2x00_set_field32(&reg, OSC_CAL_REQ, 1);
4560                 rt2x00_set_field32(&reg, OSC_REF_CYCLE, 0x27);
4561                 rt2800_register_write(rt2x00dev, OSC_CTRL, reg);
4562
4563                 rt2800_register_read(rt2x00dev, COEX_CFG0, &reg);
4564                 rt2x00_set_field32(&reg, COEX_CFG_ANT, 0x5e);
4565                 rt2800_register_write(rt2x00dev, COEX_CFG0, reg);
4566
4567                 rt2800_register_read(rt2x00dev, COEX_CFG2, &reg);
4568                 rt2x00_set_field32(&reg, BT_COEX_CFG1, 0x00);
4569                 rt2x00_set_field32(&reg, BT_COEX_CFG0, 0x17);
4570                 rt2x00_set_field32(&reg, WL_COEX_CFG1, 0x93);
4571                 rt2x00_set_field32(&reg, WL_COEX_CFG0, 0x7f);
4572                 rt2800_register_write(rt2x00dev, COEX_CFG2, reg);
4573
4574                 rt2800_register_read(rt2x00dev, PLL_CTRL, &reg);
4575                 rt2x00_set_field32(&reg, PLL_CONTROL, 1);
4576                 rt2800_register_write(rt2x00dev, PLL_CTRL, reg);
4577         }
4578
4579         if (rt2x00_rt(rt2x00dev, RT3071) ||
4580             rt2x00_rt(rt2x00dev, RT3090) ||
4581             rt2x00_rt(rt2x00dev, RT3290) ||
4582             rt2x00_rt(rt2x00dev, RT3390)) {
4583
4584                 if (rt2x00_rt(rt2x00dev, RT3290))
4585                         rt2800_register_write(rt2x00dev, TX_SW_CFG0,
4586                                               0x00000404);
4587                 else
4588                         rt2800_register_write(rt2x00dev, TX_SW_CFG0,
4589                                               0x00000400);
4590
4591                 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
4592                 if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
4593                     rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) ||
4594                     rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) {
4595                         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1,
4596                                            &eeprom);
4597                         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST))
4598                                 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4599                                                       0x0000002c);
4600                         else
4601                                 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4602                                                       0x0000000f);
4603                 } else {
4604                         rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
4605                 }
4606         } else if (rt2x00_rt(rt2x00dev, RT3070)) {
4607                 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
4608
4609                 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) {
4610                         rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
4611                         rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000002c);
4612                 } else {
4613                         rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4614                         rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
4615                 }
4616         } else if (rt2800_is_305x_soc(rt2x00dev)) {
4617                 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
4618                 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
4619                 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000030);
4620         } else if (rt2x00_rt(rt2x00dev, RT3352)) {
4621                 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000402);
4622                 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4623                 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
4624         } else if (rt2x00_rt(rt2x00dev, RT3572)) {
4625                 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
4626                 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4627         } else if (rt2x00_rt(rt2x00dev, RT3593)) {
4628                 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000402);
4629                 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
4630                 if (rt2x00_rt_rev_lt(rt2x00dev, RT3593, REV_RT3593E)) {
4631                         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1,
4632                                            &eeprom);
4633                         if (rt2x00_get_field16(eeprom,
4634                                                EEPROM_NIC_CONF1_DAC_TEST))
4635                                 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4636                                                       0x0000001f);
4637                         else
4638                                 rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4639                                                       0x0000000f);
4640                 } else {
4641                         rt2800_register_write(rt2x00dev, TX_SW_CFG2,
4642                                               0x00000000);
4643                 }
4644         } else if (rt2x00_rt(rt2x00dev, RT5390) ||
4645                    rt2x00_rt(rt2x00dev, RT5392) ||
4646                    rt2x00_rt(rt2x00dev, RT5592)) {
4647                 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404);
4648                 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4649                 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
4650         } else {
4651                 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000);
4652                 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
4653         }
4654
4655         rt2800_register_read(rt2x00dev, TX_LINK_CFG, &reg);
4656         rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFB_LIFETIME, 32);
4657         rt2x00_set_field32(&reg, TX_LINK_CFG_MFB_ENABLE, 0);
4658         rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_UMFS_ENABLE, 0);
4659         rt2x00_set_field32(&reg, TX_LINK_CFG_TX_MRQ_EN, 0);
4660         rt2x00_set_field32(&reg, TX_LINK_CFG_TX_RDG_EN, 0);
4661         rt2x00_set_field32(&reg, TX_LINK_CFG_TX_CF_ACK_EN, 1);
4662         rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFB, 0);
4663         rt2x00_set_field32(&reg, TX_LINK_CFG_REMOTE_MFS, 0);
4664         rt2800_register_write(rt2x00dev, TX_LINK_CFG, reg);
4665
4666         rt2800_register_read(rt2x00dev, TX_TIMEOUT_CFG, &reg);
4667         rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_MPDU_LIFETIME, 9);
4668         rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_RX_ACK_TIMEOUT, 32);
4669         rt2x00_set_field32(&reg, TX_TIMEOUT_CFG_TX_OP_TIMEOUT, 10);
4670         rt2800_register_write(rt2x00dev, TX_TIMEOUT_CFG, reg);
4671
4672         rt2800_register_read(rt2x00dev, MAX_LEN_CFG, &reg);
4673         rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_MPDU, AGGREGATION_SIZE);
4674         if (rt2x00_rt_rev_gte(rt2x00dev, RT2872, REV_RT2872E) ||
4675             rt2x00_rt(rt2x00dev, RT2883) ||
4676             rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070E))
4677                 rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_PSDU, 2);
4678         else
4679                 rt2x00_set_field32(&reg, MAX_LEN_CFG_MAX_PSDU, 1);
4680         rt2x00_set_field32(&reg, MAX_LEN_CFG_MIN_PSDU, 0);
4681         rt2x00_set_field32(&reg, MAX_LEN_CFG_MIN_MPDU, 0);
4682         rt2800_register_write(rt2x00dev, MAX_LEN_CFG, reg);
4683
4684         rt2800_register_read(rt2x00dev, LED_CFG, &reg);
4685         rt2x00_set_field32(&reg, LED_CFG_ON_PERIOD, 70);
4686         rt2x00_set_field32(&reg, LED_CFG_OFF_PERIOD, 30);
4687         rt2x00_set_field32(&reg, LED_CFG_SLOW_BLINK_PERIOD, 3);
4688         rt2x00_set_field32(&reg, LED_CFG_R_LED_MODE, 3);
4689         rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE, 3);
4690         rt2x00_set_field32(&reg, LED_CFG_Y_LED_MODE, 3);
4691         rt2x00_set_field32(&reg, LED_CFG_LED_POLAR, 1);
4692         rt2800_register_write(rt2x00dev, LED_CFG, reg);
4693
4694         rt2800_register_write(rt2x00dev, PBF_MAX_PCNT, 0x1f3fbf9f);
4695
4696         rt2800_register_read(rt2x00dev, TX_RTY_CFG, &reg);
4697         rt2x00_set_field32(&reg, TX_RTY_CFG_SHORT_RTY_LIMIT, 15);
4698         rt2x00_set_field32(&reg, TX_RTY_CFG_LONG_RTY_LIMIT, 31);
4699         rt2x00_set_field32(&reg, TX_RTY_CFG_LONG_RTY_THRE, 2000);
4700         rt2x00_set_field32(&reg, TX_RTY_CFG_NON_AGG_RTY_MODE, 0);
4701         rt2x00_set_field32(&reg, TX_RTY_CFG_AGG_RTY_MODE, 0);
4702         rt2x00_set_field32(&reg, TX_RTY_CFG_TX_AUTO_FB_ENABLE, 1);
4703         rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg);
4704
4705         rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
4706         rt2x00_set_field32(&reg, AUTO_RSP_CFG_AUTORESPONDER, 1);
4707         rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY, 1);
4708         rt2x00_set_field32(&reg, AUTO_RSP_CFG_CTS_40_MMODE, 0);
4709         rt2x00_set_field32(&reg, AUTO_RSP_CFG_CTS_40_MREF, 0);
4710         rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE, 1);
4711         rt2x00_set_field32(&reg, AUTO_RSP_CFG_DUAL_CTS_EN, 0);
4712         rt2x00_set_field32(&reg, AUTO_RSP_CFG_ACK_CTS_PSM_BIT, 0);
4713         rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
4714
4715         rt2800_register_read(rt2x00dev, CCK_PROT_CFG, &reg);
4716         rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_RATE, 3);
4717         rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_CTRL, 0);
4718         rt2x00_set_field32(&reg, CCK_PROT_CFG_PROTECT_NAV_SHORT, 1);
4719         rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4720         rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4721         rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4722         rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_MM40, 0);
4723         rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4724         rt2x00_set_field32(&reg, CCK_PROT_CFG_TX_OP_ALLOW_GF40, 0);
4725         rt2x00_set_field32(&reg, CCK_PROT_CFG_RTS_TH_EN, 1);
4726         rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg);
4727
4728         rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
4729         rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_RATE, 3);
4730         rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL, 0);
4731         rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_NAV_SHORT, 1);
4732         rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4733         rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4734         rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4735         rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_MM40, 0);
4736         rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4737         rt2x00_set_field32(&reg, OFDM_PROT_CFG_TX_OP_ALLOW_GF40, 0);
4738         rt2x00_set_field32(&reg, OFDM_PROT_CFG_RTS_TH_EN, 1);
4739         rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
4740
4741         rt2800_register_read(rt2x00dev, MM20_PROT_CFG, &reg);
4742         rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_RATE, 0x4004);
4743         rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_CTRL, 0);
4744         rt2x00_set_field32(&reg, MM20_PROT_CFG_PROTECT_NAV_SHORT, 1);
4745         rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4746         rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4747         rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4748         rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_MM40, 0);
4749         rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4750         rt2x00_set_field32(&reg, MM20_PROT_CFG_TX_OP_ALLOW_GF40, 0);
4751         rt2x00_set_field32(&reg, MM20_PROT_CFG_RTS_TH_EN, 0);
4752         rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg);
4753
4754         rt2800_register_read(rt2x00dev, MM40_PROT_CFG, &reg);
4755         rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_RATE, 0x4084);
4756         rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_CTRL, 0);
4757         rt2x00_set_field32(&reg, MM40_PROT_CFG_PROTECT_NAV_SHORT, 1);
4758         rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4759         rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4760         rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4761         rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_MM40, 1);
4762         rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4763         rt2x00_set_field32(&reg, MM40_PROT_CFG_TX_OP_ALLOW_GF40, 1);
4764         rt2x00_set_field32(&reg, MM40_PROT_CFG_RTS_TH_EN, 0);
4765         rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg);
4766
4767         rt2800_register_read(rt2x00dev, GF20_PROT_CFG, &reg);
4768         rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_RATE, 0x4004);
4769         rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_CTRL, 0);
4770         rt2x00_set_field32(&reg, GF20_PROT_CFG_PROTECT_NAV_SHORT, 1);
4771         rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4772         rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4773         rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4774         rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_MM40, 0);
4775         rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4776         rt2x00_set_field32(&reg, GF20_PROT_CFG_TX_OP_ALLOW_GF40, 0);
4777         rt2x00_set_field32(&reg, GF20_PROT_CFG_RTS_TH_EN, 0);
4778         rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg);
4779
4780         rt2800_register_read(rt2x00dev, GF40_PROT_CFG, &reg);
4781         rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_RATE, 0x4084);
4782         rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_CTRL, 0);
4783         rt2x00_set_field32(&reg, GF40_PROT_CFG_PROTECT_NAV_SHORT, 1);
4784         rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_CCK, 1);
4785         rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_OFDM, 1);
4786         rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_MM20, 1);
4787         rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_MM40, 1);
4788         rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_GF20, 1);
4789         rt2x00_set_field32(&reg, GF40_PROT_CFG_TX_OP_ALLOW_GF40, 1);
4790         rt2x00_set_field32(&reg, GF40_PROT_CFG_RTS_TH_EN, 0);
4791         rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg);
4792
4793         if (rt2x00_is_usb(rt2x00dev)) {
4794                 rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006);
4795
4796                 rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
4797                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
4798                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_DMA_BUSY, 0);
4799                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
4800                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_DMA_BUSY, 0);
4801                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 3);
4802                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 0);
4803                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_BIG_ENDIAN, 0);
4804                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_HDR_SCATTER, 0);
4805                 rt2x00_set_field32(&reg, WPDMA_GLO_CFG_HDR_SEG_LEN, 0);
4806                 rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
4807         }
4808
4809         /*
4810          * The legacy driver also sets TXOP_CTRL_CFG_RESERVED_TRUN_EN to 1
4811          * although it is reserved.
4812          */
4813         rt2800_register_read(rt2x00dev, TXOP_CTRL_CFG, &reg);
4814         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_TIMEOUT_TRUN_EN, 1);
4815         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_AC_TRUN_EN, 1);
4816         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_TXRATEGRP_TRUN_EN, 1);
4817         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_USER_MODE_TRUN_EN, 1);
4818         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_MIMO_PS_TRUN_EN, 1);
4819         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_RESERVED_TRUN_EN, 1);
4820         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_LSIG_TXOP_EN, 0);
4821         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_EXT_CCA_EN, 0);
4822         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_EXT_CCA_DLY, 88);
4823         rt2x00_set_field32(&reg, TXOP_CTRL_CFG_EXT_CWMIN, 0);
4824         rt2800_register_write(rt2x00dev, TXOP_CTRL_CFG, reg);
4825
4826         reg = rt2x00_rt(rt2x00dev, RT5592) ? 0x00000082 : 0x00000002;
4827         rt2800_register_write(rt2x00dev, TXOP_HLDR_ET, reg);
4828
4829         rt2800_register_read(rt2x00dev, TX_RTS_CFG, &reg);
4830         rt2x00_set_field32(&reg, TX_RTS_CFG_AUTO_RTS_RETRY_LIMIT, 32);
4831         rt2x00_set_field32(&reg, TX_RTS_CFG_RTS_THRES,
4832                            IEEE80211_MAX_RTS_THRESHOLD);
4833         rt2x00_set_field32(&reg, TX_RTS_CFG_RTS_FBK_EN, 0);
4834         rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg);
4835
4836         rt2800_register_write(rt2x00dev, EXP_ACK_TIME, 0x002400ca);
4837
4838         /*
4839          * Usually the CCK SIFS time should be set to 10 and the OFDM SIFS
4840          * time should be set to 16. However, the original Ralink driver uses
4841          * 16 for both and indeed using a value of 10 for CCK SIFS results in
4842          * connection problems with 11g + CTS protection. Hence, use the same
4843          * defaults as the Ralink driver: 16 for both, CCK and OFDM SIFS.
4844          */
4845         rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, &reg);
4846         rt2x00_set_field32(&reg, XIFS_TIME_CFG_CCKM_SIFS_TIME, 16);
4847         rt2x00_set_field32(&reg, XIFS_TIME_CFG_OFDM_SIFS_TIME, 16);
4848         rt2x00_set_field32(&reg, XIFS_TIME_CFG_OFDM_XIFS_TIME, 4);
4849         rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, 314);
4850         rt2x00_set_field32(&reg, XIFS_TIME_CFG_BB_RXEND_ENABLE, 1);
4851         rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
4852
4853         rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003);
4854
4855         /*
4856          * ASIC will keep garbage value after boot, clear encryption keys.
4857          */
4858         for (i = 0; i < 4; i++)
4859                 rt2800_register_write(rt2x00dev,
4860                                          SHARED_KEY_MODE_ENTRY(i), 0);
4861
4862         for (i = 0; i < 256; i++) {
4863                 rt2800_config_wcid(rt2x00dev, NULL, i);
4864                 rt2800_delete_wcid_attr(rt2x00dev, i);
4865                 rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0);
4866         }
4867
4868         /*
4869          * Clear all beacons
4870          */
4871         for (i = 0; i < 8; i++)
4872                 rt2800_clear_beacon_register(rt2x00dev, i);
4873
4874         if (rt2x00_is_usb(rt2x00dev)) {
4875                 rt2800_register_read(rt2x00dev, US_CYC_CNT, &reg);
4876                 rt2x00_set_field32(&reg, US_CYC_CNT_CLOCK_CYCLE, 30);
4877                 rt2800_register_write(rt2x00dev, US_CYC_CNT, reg);
4878         } else if (rt2x00_is_pcie(rt2x00dev)) {
4879                 rt2800_register_read(rt2x00dev, US_CYC_CNT, &reg);
4880                 rt2x00_set_field32(&reg, US_CYC_CNT_CLOCK_CYCLE, 125);
4881                 rt2800_register_write(rt2x00dev, US_CYC_CNT, reg);
4882         }
4883
4884         rt2800_register_read(rt2x00dev, HT_FBK_CFG0, &reg);
4885         rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS0FBK, 0);
4886         rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS1FBK, 0);
4887         rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS2FBK, 1);
4888         rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS3FBK, 2);
4889         rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS4FBK, 3);
4890         rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS5FBK, 4);
4891         rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS6FBK, 5);
4892         rt2x00_set_field32(&reg, HT_FBK_CFG0_HTMCS7FBK, 6);
4893         rt2800_register_write(rt2x00dev, HT_FBK_CFG0, reg);
4894
4895         rt2800_register_read(rt2x00dev, HT_FBK_CFG1, &reg);
4896         rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS8FBK, 8);
4897         rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS9FBK, 8);
4898         rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS10FBK, 9);
4899         rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS11FBK, 10);
4900         rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS12FBK, 11);
4901         rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS13FBK, 12);
4902         rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS14FBK, 13);
4903         rt2x00_set_field32(&reg, HT_FBK_CFG1_HTMCS15FBK, 14);
4904         rt2800_register_write(rt2x00dev, HT_FBK_CFG1, reg);
4905
4906         rt2800_register_read(rt2x00dev, LG_FBK_CFG0, &reg);
4907         rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS0FBK, 8);
4908         rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS1FBK, 8);
4909         rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS2FBK, 9);
4910         rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS3FBK, 10);
4911         rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS4FBK, 11);
4912         rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS5FBK, 12);
4913         rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS6FBK, 13);
4914         rt2x00_set_field32(&reg, LG_FBK_CFG0_OFDMMCS7FBK, 14);
4915         rt2800_register_write(rt2x00dev, LG_FBK_CFG0, reg);
4916
4917         rt2800_register_read(rt2x00dev, LG_FBK_CFG1, &reg);
4918         rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS0FBK, 0);
4919         rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS1FBK, 0);
4920         rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS2FBK, 1);
4921         rt2x00_set_field32(&reg, LG_FBK_CFG0_CCKMCS3FBK, 2);
4922         rt2800_register_write(rt2x00dev, LG_FBK_CFG1, reg);
4923
4924         /*
4925          * Do not force the BA window size, we use the TXWI to set it
4926          */
4927         rt2800_register_read(rt2x00dev, AMPDU_BA_WINSIZE, &reg);
4928         rt2x00_set_field32(&reg, AMPDU_BA_WINSIZE_FORCE_WINSIZE_ENABLE, 0);
4929         rt2x00_set_field32(&reg, AMPDU_BA_WINSIZE_FORCE_WINSIZE, 0);
4930         rt2800_register_write(rt2x00dev, AMPDU_BA_WINSIZE, reg);
4931
4932         /*
4933          * We must clear the error counters.
4934          * These registers are cleared on read,
4935          * so we may pass a useless variable to store the value.
4936          */
4937         rt2800_register_read(rt2x00dev, RX_STA_CNT0, &reg);
4938         rt2800_register_read(rt2x00dev, RX_STA_CNT1, &reg);
4939         rt2800_register_read(rt2x00dev, RX_STA_CNT2, &reg);
4940         rt2800_register_read(rt2x00dev, TX_STA_CNT0, &reg);
4941         rt2800_register_read(rt2x00dev, TX_STA_CNT1, &reg);
4942         rt2800_register_read(rt2x00dev, TX_STA_CNT2, &reg);
4943
4944         /*
4945          * Setup leadtime for pre tbtt interrupt to 6ms
4946          */
4947         rt2800_register_read(rt2x00dev, INT_TIMER_CFG, &reg);
4948         rt2x00_set_field32(&reg, INT_TIMER_CFG_PRE_TBTT_TIMER, 6 << 4);
4949         rt2800_register_write(rt2x00dev, INT_TIMER_CFG, reg);
4950
4951         /*
4952          * Set up channel statistics timer
4953          */
4954         rt2800_register_read(rt2x00dev, CH_TIME_CFG, &reg);
4955         rt2x00_set_field32(&reg, CH_TIME_CFG_EIFS_BUSY, 1);
4956         rt2x00_set_field32(&reg, CH_TIME_CFG_NAV_BUSY, 1);
4957         rt2x00_set_field32(&reg, CH_TIME_CFG_RX_BUSY, 1);
4958         rt2x00_set_field32(&reg, CH_TIME_CFG_TX_BUSY, 1);
4959         rt2x00_set_field32(&reg, CH_TIME_CFG_TMR_EN, 1);
4960         rt2800_register_write(rt2x00dev, CH_TIME_CFG, reg);
4961
4962         return 0;
4963 }
4964
4965 static int rt2800_wait_bbp_rf_ready(struct rt2x00_dev *rt2x00dev)
4966 {
4967         unsigned int i;
4968         u32 reg;
4969
4970         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
4971                 rt2800_register_read(rt2x00dev, MAC_STATUS_CFG, &reg);
4972                 if (!rt2x00_get_field32(reg, MAC_STATUS_CFG_BBP_RF_BUSY))
4973                         return 0;
4974
4975                 udelay(REGISTER_BUSY_DELAY);
4976         }
4977
4978         rt2x00_err(rt2x00dev, "BBP/RF register access failed, aborting\n");
4979         return -EACCES;
4980 }
4981
4982 static int rt2800_wait_bbp_ready(struct rt2x00_dev *rt2x00dev)
4983 {
4984         unsigned int i;
4985         u8 value;
4986
4987         /*
4988          * BBP was enabled after firmware was loaded,
4989          * but we need to reactivate it now.
4990          */
4991         rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
4992         rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
4993         msleep(1);
4994
4995         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
4996                 rt2800_bbp_read(rt2x00dev, 0, &value);
4997                 if ((value != 0xff) && (value != 0x00))
4998                         return 0;
4999                 udelay(REGISTER_BUSY_DELAY);
5000         }
5001
5002         rt2x00_err(rt2x00dev, "BBP register access failed, aborting\n");
5003         return -EACCES;
5004 }
5005
5006 static void rt2800_bbp4_mac_if_ctrl(struct rt2x00_dev *rt2x00dev)
5007 {
5008         u8 value;
5009
5010         rt2800_bbp_read(rt2x00dev, 4, &value);
5011         rt2x00_set_field8(&value, BBP4_MAC_IF_CTRL, 1);
5012         rt2800_bbp_write(rt2x00dev, 4, value);
5013 }
5014
5015 static void rt2800_init_freq_calibration(struct rt2x00_dev *rt2x00dev)
5016 {
5017         rt2800_bbp_write(rt2x00dev, 142, 1);
5018         rt2800_bbp_write(rt2x00dev, 143, 57);
5019 }
5020
5021 static void rt2800_init_bbp_5592_glrt(struct rt2x00_dev *rt2x00dev)
5022 {
5023         const u8 glrt_table[] = {
5024                 0xE0, 0x1F, 0X38, 0x32, 0x08, 0x28, 0x19, 0x0A, 0xFF, 0x00, /* 128 ~ 137 */
5025                 0x16, 0x10, 0x10, 0x0B, 0x36, 0x2C, 0x26, 0x24, 0x42, 0x36, /* 138 ~ 147 */
5026                 0x30, 0x2D, 0x4C, 0x46, 0x3D, 0x40, 0x3E, 0x42, 0x3D, 0x40, /* 148 ~ 157 */
5027                 0X3C, 0x34, 0x2C, 0x2F, 0x3C, 0x35, 0x2E, 0x2A, 0x49, 0x41, /* 158 ~ 167 */
5028                 0x36, 0x31, 0x30, 0x30, 0x0E, 0x0D, 0x28, 0x21, 0x1C, 0x16, /* 168 ~ 177 */
5029                 0x50, 0x4A, 0x43, 0x40, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, /* 178 ~ 187 */
5030                 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 188 ~ 197 */
5031                 0x00, 0x00, 0x7D, 0x14, 0x32, 0x2C, 0x36, 0x4C, 0x43, 0x2C, /* 198 ~ 207 */
5032                 0x2E, 0x36, 0x30, 0x6E,                                     /* 208 ~ 211 */
5033         };
5034         int i;
5035
5036         for (i = 0; i < ARRAY_SIZE(glrt_table); i++) {
5037                 rt2800_bbp_write(rt2x00dev, 195, 128 + i);
5038                 rt2800_bbp_write(rt2x00dev, 196, glrt_table[i]);
5039         }
5040 };
5041
5042 static void rt2800_init_bbp_early(struct rt2x00_dev *rt2x00dev)
5043 {
5044         rt2800_bbp_write(rt2x00dev, 65, 0x2C);
5045         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5046         rt2800_bbp_write(rt2x00dev, 68, 0x0B);
5047         rt2800_bbp_write(rt2x00dev, 69, 0x12);
5048         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5049         rt2800_bbp_write(rt2x00dev, 73, 0x10);
5050         rt2800_bbp_write(rt2x00dev, 81, 0x37);
5051         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5052         rt2800_bbp_write(rt2x00dev, 83, 0x6A);
5053         rt2800_bbp_write(rt2x00dev, 84, 0x99);
5054         rt2800_bbp_write(rt2x00dev, 86, 0x00);
5055         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5056         rt2800_bbp_write(rt2x00dev, 92, 0x00);
5057         rt2800_bbp_write(rt2x00dev, 103, 0x00);
5058         rt2800_bbp_write(rt2x00dev, 105, 0x05);
5059         rt2800_bbp_write(rt2x00dev, 106, 0x35);
5060 }
5061
5062 static void rt2800_disable_unused_dac_adc(struct rt2x00_dev *rt2x00dev)
5063 {
5064         u16 eeprom;
5065         u8 value;
5066
5067         rt2800_bbp_read(rt2x00dev, 138, &value);
5068         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
5069         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1)
5070                 value |= 0x20;
5071         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1)
5072                 value &= ~0x02;
5073         rt2800_bbp_write(rt2x00dev, 138, value);
5074 }
5075
5076 static void rt2800_init_bbp_305x_soc(struct rt2x00_dev *rt2x00dev)
5077 {
5078         rt2800_bbp_write(rt2x00dev, 31, 0x08);
5079
5080         rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5081         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5082
5083         rt2800_bbp_write(rt2x00dev, 69, 0x12);
5084         rt2800_bbp_write(rt2x00dev, 73, 0x10);
5085
5086         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5087
5088         rt2800_bbp_write(rt2x00dev, 78, 0x0e);
5089         rt2800_bbp_write(rt2x00dev, 80, 0x08);
5090
5091         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5092
5093         rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5094
5095         rt2800_bbp_write(rt2x00dev, 84, 0x99);
5096
5097         rt2800_bbp_write(rt2x00dev, 86, 0x00);
5098
5099         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5100
5101         rt2800_bbp_write(rt2x00dev, 92, 0x00);
5102
5103         rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5104
5105         rt2800_bbp_write(rt2x00dev, 105, 0x01);
5106
5107         rt2800_bbp_write(rt2x00dev, 106, 0x35);
5108 }
5109
5110 static void rt2800_init_bbp_28xx(struct rt2x00_dev *rt2x00dev)
5111 {
5112         rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5113         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5114
5115         if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) {
5116                 rt2800_bbp_write(rt2x00dev, 69, 0x16);
5117                 rt2800_bbp_write(rt2x00dev, 73, 0x12);
5118         } else {
5119                 rt2800_bbp_write(rt2x00dev, 69, 0x12);
5120                 rt2800_bbp_write(rt2x00dev, 73, 0x10);
5121         }
5122
5123         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5124
5125         rt2800_bbp_write(rt2x00dev, 81, 0x37);
5126
5127         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5128
5129         rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5130
5131         if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860D))
5132                 rt2800_bbp_write(rt2x00dev, 84, 0x19);
5133         else
5134                 rt2800_bbp_write(rt2x00dev, 84, 0x99);
5135
5136         rt2800_bbp_write(rt2x00dev, 86, 0x00);
5137
5138         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5139
5140         rt2800_bbp_write(rt2x00dev, 92, 0x00);
5141
5142         rt2800_bbp_write(rt2x00dev, 103, 0x00);
5143
5144         rt2800_bbp_write(rt2x00dev, 105, 0x05);
5145
5146         rt2800_bbp_write(rt2x00dev, 106, 0x35);
5147 }
5148
5149 static void rt2800_init_bbp_30xx(struct rt2x00_dev *rt2x00dev)
5150 {
5151         rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5152         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5153
5154         rt2800_bbp_write(rt2x00dev, 69, 0x12);
5155         rt2800_bbp_write(rt2x00dev, 73, 0x10);
5156
5157         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5158
5159         rt2800_bbp_write(rt2x00dev, 79, 0x13);
5160         rt2800_bbp_write(rt2x00dev, 80, 0x05);
5161         rt2800_bbp_write(rt2x00dev, 81, 0x33);
5162
5163         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5164
5165         rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5166
5167         rt2800_bbp_write(rt2x00dev, 84, 0x99);
5168
5169         rt2800_bbp_write(rt2x00dev, 86, 0x00);
5170
5171         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5172
5173         rt2800_bbp_write(rt2x00dev, 92, 0x00);
5174
5175         if (rt2x00_rt_rev_gte(rt2x00dev, RT3070, REV_RT3070F) ||
5176             rt2x00_rt_rev_gte(rt2x00dev, RT3071, REV_RT3071E) ||
5177             rt2x00_rt_rev_gte(rt2x00dev, RT3090, REV_RT3090E))
5178                 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5179         else
5180                 rt2800_bbp_write(rt2x00dev, 103, 0x00);
5181
5182         rt2800_bbp_write(rt2x00dev, 105, 0x05);
5183
5184         rt2800_bbp_write(rt2x00dev, 106, 0x35);
5185
5186         if (rt2x00_rt(rt2x00dev, RT3071) ||
5187             rt2x00_rt(rt2x00dev, RT3090))
5188                 rt2800_disable_unused_dac_adc(rt2x00dev);
5189 }
5190
5191 static void rt2800_init_bbp_3290(struct rt2x00_dev *rt2x00dev)
5192 {
5193         u8 value;
5194
5195         rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5196
5197         rt2800_bbp_write(rt2x00dev, 31, 0x08);
5198
5199         rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5200         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5201
5202         rt2800_bbp_write(rt2x00dev, 68, 0x0b);
5203
5204         rt2800_bbp_write(rt2x00dev, 69, 0x12);
5205         rt2800_bbp_write(rt2x00dev, 73, 0x13);
5206         rt2800_bbp_write(rt2x00dev, 75, 0x46);
5207         rt2800_bbp_write(rt2x00dev, 76, 0x28);
5208
5209         rt2800_bbp_write(rt2x00dev, 77, 0x58);
5210
5211         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5212
5213         rt2800_bbp_write(rt2x00dev, 74, 0x0b);
5214         rt2800_bbp_write(rt2x00dev, 79, 0x18);
5215         rt2800_bbp_write(rt2x00dev, 80, 0x09);
5216         rt2800_bbp_write(rt2x00dev, 81, 0x33);
5217
5218         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5219
5220         rt2800_bbp_write(rt2x00dev, 83, 0x7a);
5221
5222         rt2800_bbp_write(rt2x00dev, 84, 0x9a);
5223
5224         rt2800_bbp_write(rt2x00dev, 86, 0x38);
5225
5226         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5227
5228         rt2800_bbp_write(rt2x00dev, 92, 0x02);
5229
5230         rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5231
5232         rt2800_bbp_write(rt2x00dev, 104, 0x92);
5233
5234         rt2800_bbp_write(rt2x00dev, 105, 0x1c);
5235
5236         rt2800_bbp_write(rt2x00dev, 106, 0x03);
5237
5238         rt2800_bbp_write(rt2x00dev, 128, 0x12);
5239
5240         rt2800_bbp_write(rt2x00dev, 67, 0x24);
5241         rt2800_bbp_write(rt2x00dev, 143, 0x04);
5242         rt2800_bbp_write(rt2x00dev, 142, 0x99);
5243         rt2800_bbp_write(rt2x00dev, 150, 0x30);
5244         rt2800_bbp_write(rt2x00dev, 151, 0x2e);
5245         rt2800_bbp_write(rt2x00dev, 152, 0x20);
5246         rt2800_bbp_write(rt2x00dev, 153, 0x34);
5247         rt2800_bbp_write(rt2x00dev, 154, 0x40);
5248         rt2800_bbp_write(rt2x00dev, 155, 0x3b);
5249         rt2800_bbp_write(rt2x00dev, 253, 0x04);
5250
5251         rt2800_bbp_read(rt2x00dev, 47, &value);
5252         rt2x00_set_field8(&value, BBP47_TSSI_ADC6, 1);
5253         rt2800_bbp_write(rt2x00dev, 47, value);
5254
5255         /* Use 5-bit ADC for Acquisition and 8-bit ADC for data */
5256         rt2800_bbp_read(rt2x00dev, 3, &value);
5257         rt2x00_set_field8(&value, BBP3_ADC_MODE_SWITCH, 1);
5258         rt2x00_set_field8(&value, BBP3_ADC_INIT_MODE, 1);
5259         rt2800_bbp_write(rt2x00dev, 3, value);
5260 }
5261
5262 static void rt2800_init_bbp_3352(struct rt2x00_dev *rt2x00dev)
5263 {
5264         rt2800_bbp_write(rt2x00dev, 3, 0x00);
5265         rt2800_bbp_write(rt2x00dev, 4, 0x50);
5266
5267         rt2800_bbp_write(rt2x00dev, 31, 0x08);
5268
5269         rt2800_bbp_write(rt2x00dev, 47, 0x48);
5270
5271         rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5272         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5273
5274         rt2800_bbp_write(rt2x00dev, 68, 0x0b);
5275
5276         rt2800_bbp_write(rt2x00dev, 69, 0x12);
5277         rt2800_bbp_write(rt2x00dev, 73, 0x13);
5278         rt2800_bbp_write(rt2x00dev, 75, 0x46);
5279         rt2800_bbp_write(rt2x00dev, 76, 0x28);
5280
5281         rt2800_bbp_write(rt2x00dev, 77, 0x59);
5282
5283         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5284
5285         rt2800_bbp_write(rt2x00dev, 78, 0x0e);
5286         rt2800_bbp_write(rt2x00dev, 80, 0x08);
5287         rt2800_bbp_write(rt2x00dev, 81, 0x37);
5288
5289         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5290
5291         rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5292
5293         rt2800_bbp_write(rt2x00dev, 84, 0x99);
5294
5295         rt2800_bbp_write(rt2x00dev, 86, 0x38);
5296
5297         rt2800_bbp_write(rt2x00dev, 88, 0x90);
5298
5299         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5300
5301         rt2800_bbp_write(rt2x00dev, 92, 0x02);
5302
5303         rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5304
5305         rt2800_bbp_write(rt2x00dev, 104, 0x92);
5306
5307         rt2800_bbp_write(rt2x00dev, 105, 0x34);
5308
5309         rt2800_bbp_write(rt2x00dev, 106, 0x05);
5310
5311         rt2800_bbp_write(rt2x00dev, 120, 0x50);
5312
5313         rt2800_bbp_write(rt2x00dev, 137, 0x0f);
5314
5315         rt2800_bbp_write(rt2x00dev, 163, 0xbd);
5316         /* Set ITxBF timeout to 0x9c40=1000msec */
5317         rt2800_bbp_write(rt2x00dev, 179, 0x02);
5318         rt2800_bbp_write(rt2x00dev, 180, 0x00);
5319         rt2800_bbp_write(rt2x00dev, 182, 0x40);
5320         rt2800_bbp_write(rt2x00dev, 180, 0x01);
5321         rt2800_bbp_write(rt2x00dev, 182, 0x9c);
5322         rt2800_bbp_write(rt2x00dev, 179, 0x00);
5323         /* Reprogram the inband interface to put right values in RXWI */
5324         rt2800_bbp_write(rt2x00dev, 142, 0x04);
5325         rt2800_bbp_write(rt2x00dev, 143, 0x3b);
5326         rt2800_bbp_write(rt2x00dev, 142, 0x06);
5327         rt2800_bbp_write(rt2x00dev, 143, 0xa0);
5328         rt2800_bbp_write(rt2x00dev, 142, 0x07);
5329         rt2800_bbp_write(rt2x00dev, 143, 0xa1);
5330         rt2800_bbp_write(rt2x00dev, 142, 0x08);
5331         rt2800_bbp_write(rt2x00dev, 143, 0xa2);
5332
5333         rt2800_bbp_write(rt2x00dev, 148, 0xc8);
5334 }
5335
5336 static void rt2800_init_bbp_3390(struct rt2x00_dev *rt2x00dev)
5337 {
5338         rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5339         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5340
5341         rt2800_bbp_write(rt2x00dev, 69, 0x12);
5342         rt2800_bbp_write(rt2x00dev, 73, 0x10);
5343
5344         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5345
5346         rt2800_bbp_write(rt2x00dev, 79, 0x13);
5347         rt2800_bbp_write(rt2x00dev, 80, 0x05);
5348         rt2800_bbp_write(rt2x00dev, 81, 0x33);
5349
5350         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5351
5352         rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5353
5354         rt2800_bbp_write(rt2x00dev, 84, 0x99);
5355
5356         rt2800_bbp_write(rt2x00dev, 86, 0x00);
5357
5358         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5359
5360         rt2800_bbp_write(rt2x00dev, 92, 0x00);
5361
5362         if (rt2x00_rt_rev_gte(rt2x00dev, RT3390, REV_RT3390E))
5363                 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5364         else
5365                 rt2800_bbp_write(rt2x00dev, 103, 0x00);
5366
5367         rt2800_bbp_write(rt2x00dev, 105, 0x05);
5368
5369         rt2800_bbp_write(rt2x00dev, 106, 0x35);
5370
5371         rt2800_disable_unused_dac_adc(rt2x00dev);
5372 }
5373
5374 static void rt2800_init_bbp_3572(struct rt2x00_dev *rt2x00dev)
5375 {
5376         rt2800_bbp_write(rt2x00dev, 31, 0x08);
5377
5378         rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5379         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5380
5381         rt2800_bbp_write(rt2x00dev, 69, 0x12);
5382         rt2800_bbp_write(rt2x00dev, 73, 0x10);
5383
5384         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5385
5386         rt2800_bbp_write(rt2x00dev, 79, 0x13);
5387         rt2800_bbp_write(rt2x00dev, 80, 0x05);
5388         rt2800_bbp_write(rt2x00dev, 81, 0x33);
5389
5390         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5391
5392         rt2800_bbp_write(rt2x00dev, 83, 0x6a);
5393
5394         rt2800_bbp_write(rt2x00dev, 84, 0x99);
5395
5396         rt2800_bbp_write(rt2x00dev, 86, 0x00);
5397
5398         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5399
5400         rt2800_bbp_write(rt2x00dev, 92, 0x00);
5401
5402         rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5403
5404         rt2800_bbp_write(rt2x00dev, 105, 0x05);
5405
5406         rt2800_bbp_write(rt2x00dev, 106, 0x35);
5407
5408         rt2800_disable_unused_dac_adc(rt2x00dev);
5409 }
5410
5411 static void rt2800_init_bbp_3593(struct rt2x00_dev *rt2x00dev)
5412 {
5413         rt2800_init_bbp_early(rt2x00dev);
5414
5415         rt2800_bbp_write(rt2x00dev, 79, 0x13);
5416         rt2800_bbp_write(rt2x00dev, 80, 0x05);
5417         rt2800_bbp_write(rt2x00dev, 81, 0x33);
5418         rt2800_bbp_write(rt2x00dev, 137, 0x0f);
5419
5420         rt2800_bbp_write(rt2x00dev, 84, 0x19);
5421
5422         /* Enable DC filter */
5423         if (rt2x00_rt_rev_gte(rt2x00dev, RT3593, REV_RT3593E))
5424                 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5425 }
5426
5427 static void rt2800_init_bbp_53xx(struct rt2x00_dev *rt2x00dev)
5428 {
5429         int ant, div_mode;
5430         u16 eeprom;
5431         u8 value;
5432
5433         rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5434
5435         rt2800_bbp_write(rt2x00dev, 31, 0x08);
5436
5437         rt2800_bbp_write(rt2x00dev, 65, 0x2c);
5438         rt2800_bbp_write(rt2x00dev, 66, 0x38);
5439
5440         rt2800_bbp_write(rt2x00dev, 68, 0x0b);
5441
5442         rt2800_bbp_write(rt2x00dev, 69, 0x12);
5443         rt2800_bbp_write(rt2x00dev, 73, 0x13);
5444         rt2800_bbp_write(rt2x00dev, 75, 0x46);
5445         rt2800_bbp_write(rt2x00dev, 76, 0x28);
5446
5447         rt2800_bbp_write(rt2x00dev, 77, 0x59);
5448
5449         rt2800_bbp_write(rt2x00dev, 70, 0x0a);
5450
5451         rt2800_bbp_write(rt2x00dev, 79, 0x13);
5452         rt2800_bbp_write(rt2x00dev, 80, 0x05);
5453         rt2800_bbp_write(rt2x00dev, 81, 0x33);
5454
5455         rt2800_bbp_write(rt2x00dev, 82, 0x62);
5456
5457         rt2800_bbp_write(rt2x00dev, 83, 0x7a);
5458
5459         rt2800_bbp_write(rt2x00dev, 84, 0x9a);
5460
5461         rt2800_bbp_write(rt2x00dev, 86, 0x38);
5462
5463         if (rt2x00_rt(rt2x00dev, RT5392))
5464                 rt2800_bbp_write(rt2x00dev, 88, 0x90);
5465
5466         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5467
5468         rt2800_bbp_write(rt2x00dev, 92, 0x02);
5469
5470         if (rt2x00_rt(rt2x00dev, RT5392)) {
5471                 rt2800_bbp_write(rt2x00dev, 95, 0x9a);
5472                 rt2800_bbp_write(rt2x00dev, 98, 0x12);
5473         }
5474
5475         rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5476
5477         rt2800_bbp_write(rt2x00dev, 104, 0x92);
5478
5479         rt2800_bbp_write(rt2x00dev, 105, 0x3c);
5480
5481         if (rt2x00_rt(rt2x00dev, RT5390))
5482                 rt2800_bbp_write(rt2x00dev, 106, 0x03);
5483         else if (rt2x00_rt(rt2x00dev, RT5392))
5484                 rt2800_bbp_write(rt2x00dev, 106, 0x12);
5485         else
5486                 WARN_ON(1);
5487
5488         rt2800_bbp_write(rt2x00dev, 128, 0x12);
5489
5490         if (rt2x00_rt(rt2x00dev, RT5392)) {
5491                 rt2800_bbp_write(rt2x00dev, 134, 0xd0);
5492                 rt2800_bbp_write(rt2x00dev, 135, 0xf6);
5493         }
5494
5495         rt2800_disable_unused_dac_adc(rt2x00dev);
5496
5497         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
5498         div_mode = rt2x00_get_field16(eeprom,
5499                                       EEPROM_NIC_CONF1_ANT_DIVERSITY);
5500         ant = (div_mode == 3) ? 1 : 0;
5501
5502         /* check if this is a Bluetooth combo card */
5503         if (test_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags)) {
5504                 u32 reg;
5505
5506                 rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
5507                 rt2x00_set_field32(&reg, GPIO_CTRL_DIR3, 0);
5508                 rt2x00_set_field32(&reg, GPIO_CTRL_DIR6, 0);
5509                 rt2x00_set_field32(&reg, GPIO_CTRL_VAL3, 0);
5510                 rt2x00_set_field32(&reg, GPIO_CTRL_VAL6, 0);
5511                 if (ant == 0)
5512                         rt2x00_set_field32(&reg, GPIO_CTRL_VAL3, 1);
5513                 else if (ant == 1)
5514                         rt2x00_set_field32(&reg, GPIO_CTRL_VAL6, 1);
5515                 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
5516         }
5517
5518         /* This chip has hardware antenna diversity*/
5519         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R)) {
5520                 rt2800_bbp_write(rt2x00dev, 150, 0); /* Disable Antenna Software OFDM */
5521                 rt2800_bbp_write(rt2x00dev, 151, 0); /* Disable Antenna Software CCK */
5522                 rt2800_bbp_write(rt2x00dev, 154, 0); /* Clear previously selected antenna */
5523         }
5524
5525         rt2800_bbp_read(rt2x00dev, 152, &value);
5526         if (ant == 0)
5527                 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1);
5528         else
5529                 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 0);
5530         rt2800_bbp_write(rt2x00dev, 152, value);
5531
5532         rt2800_init_freq_calibration(rt2x00dev);
5533 }
5534
5535 static void rt2800_init_bbp_5592(struct rt2x00_dev *rt2x00dev)
5536 {
5537         int ant, div_mode;
5538         u16 eeprom;
5539         u8 value;
5540
5541         rt2800_init_bbp_early(rt2x00dev);
5542
5543         rt2800_bbp_read(rt2x00dev, 105, &value);
5544         rt2x00_set_field8(&value, BBP105_MLD,
5545                           rt2x00dev->default_ant.rx_chain_num == 2);
5546         rt2800_bbp_write(rt2x00dev, 105, value);
5547
5548         rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5549
5550         rt2800_bbp_write(rt2x00dev, 20, 0x06);
5551         rt2800_bbp_write(rt2x00dev, 31, 0x08);
5552         rt2800_bbp_write(rt2x00dev, 65, 0x2C);
5553         rt2800_bbp_write(rt2x00dev, 68, 0xDD);
5554         rt2800_bbp_write(rt2x00dev, 69, 0x1A);
5555         rt2800_bbp_write(rt2x00dev, 70, 0x05);
5556         rt2800_bbp_write(rt2x00dev, 73, 0x13);
5557         rt2800_bbp_write(rt2x00dev, 74, 0x0F);
5558         rt2800_bbp_write(rt2x00dev, 75, 0x4F);
5559         rt2800_bbp_write(rt2x00dev, 76, 0x28);
5560         rt2800_bbp_write(rt2x00dev, 77, 0x59);
5561         rt2800_bbp_write(rt2x00dev, 84, 0x9A);
5562         rt2800_bbp_write(rt2x00dev, 86, 0x38);
5563         rt2800_bbp_write(rt2x00dev, 88, 0x90);
5564         rt2800_bbp_write(rt2x00dev, 91, 0x04);
5565         rt2800_bbp_write(rt2x00dev, 92, 0x02);
5566         rt2800_bbp_write(rt2x00dev, 95, 0x9a);
5567         rt2800_bbp_write(rt2x00dev, 98, 0x12);
5568         rt2800_bbp_write(rt2x00dev, 103, 0xC0);
5569         rt2800_bbp_write(rt2x00dev, 104, 0x92);
5570         /* FIXME BBP105 owerwrite */
5571         rt2800_bbp_write(rt2x00dev, 105, 0x3C);
5572         rt2800_bbp_write(rt2x00dev, 106, 0x35);
5573         rt2800_bbp_write(rt2x00dev, 128, 0x12);
5574         rt2800_bbp_write(rt2x00dev, 134, 0xD0);
5575         rt2800_bbp_write(rt2x00dev, 135, 0xF6);
5576         rt2800_bbp_write(rt2x00dev, 137, 0x0F);
5577
5578         /* Initialize GLRT (Generalized Likehood Radio Test) */
5579         rt2800_init_bbp_5592_glrt(rt2x00dev);
5580
5581         rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5582
5583         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
5584         div_mode = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_ANT_DIVERSITY);
5585         ant = (div_mode == 3) ? 1 : 0;
5586         rt2800_bbp_read(rt2x00dev, 152, &value);
5587         if (ant == 0) {
5588                 /* Main antenna */
5589                 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1);
5590         } else {
5591                 /* Auxiliary antenna */
5592                 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 0);
5593         }
5594         rt2800_bbp_write(rt2x00dev, 152, value);
5595
5596         if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C)) {
5597                 rt2800_bbp_read(rt2x00dev, 254, &value);
5598                 rt2x00_set_field8(&value, BBP254_BIT7, 1);
5599                 rt2800_bbp_write(rt2x00dev, 254, value);
5600         }
5601
5602         rt2800_init_freq_calibration(rt2x00dev);
5603
5604         rt2800_bbp_write(rt2x00dev, 84, 0x19);
5605         if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C))
5606                 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
5607 }
5608
5609 static void rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
5610 {
5611         unsigned int i;
5612         u16 eeprom;
5613         u8 reg_id;
5614         u8 value;
5615
5616         if (rt2800_is_305x_soc(rt2x00dev))
5617                 rt2800_init_bbp_305x_soc(rt2x00dev);
5618
5619         switch (rt2x00dev->chip.rt) {
5620         case RT2860:
5621         case RT2872:
5622         case RT2883:
5623                 rt2800_init_bbp_28xx(rt2x00dev);
5624                 break;
5625         case RT3070:
5626         case RT3071:
5627         case RT3090:
5628                 rt2800_init_bbp_30xx(rt2x00dev);
5629                 break;
5630         case RT3290:
5631                 rt2800_init_bbp_3290(rt2x00dev);
5632                 break;
5633         case RT3352:
5634                 rt2800_init_bbp_3352(rt2x00dev);
5635                 break;
5636         case RT3390:
5637                 rt2800_init_bbp_3390(rt2x00dev);
5638                 break;
5639         case RT3572:
5640                 rt2800_init_bbp_3572(rt2x00dev);
5641                 break;
5642         case RT3593:
5643                 rt2800_init_bbp_3593(rt2x00dev);
5644                 return;
5645         case RT5390:
5646         case RT5392:
5647                 rt2800_init_bbp_53xx(rt2x00dev);
5648                 break;
5649         case RT5592:
5650                 rt2800_init_bbp_5592(rt2x00dev);
5651                 return;
5652         }
5653
5654         for (i = 0; i < EEPROM_BBP_SIZE; i++) {
5655                 rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_BBP_START, i,
5656                                               &eeprom);
5657
5658                 if (eeprom != 0xffff && eeprom != 0x0000) {
5659                         reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID);
5660                         value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE);
5661                         rt2800_bbp_write(rt2x00dev, reg_id, value);
5662                 }
5663         }
5664 }
5665
5666 static void rt2800_led_open_drain_enable(struct rt2x00_dev *rt2x00dev)
5667 {
5668         u32 reg;
5669
5670         rt2800_register_read(rt2x00dev, OPT_14_CSR, &reg);
5671         rt2x00_set_field32(&reg, OPT_14_CSR_BIT0, 1);
5672         rt2800_register_write(rt2x00dev, OPT_14_CSR, reg);
5673 }
5674
5675 static u8 rt2800_init_rx_filter(struct rt2x00_dev *rt2x00dev, bool bw40,
5676                                 u8 filter_target)
5677 {
5678         unsigned int i;
5679         u8 bbp;
5680         u8 rfcsr;
5681         u8 passband;
5682         u8 stopband;
5683         u8 overtuned = 0;
5684         u8 rfcsr24 = (bw40) ? 0x27 : 0x07;
5685
5686         rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24);
5687
5688         rt2800_bbp_read(rt2x00dev, 4, &bbp);
5689         rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * bw40);
5690         rt2800_bbp_write(rt2x00dev, 4, bbp);
5691
5692         rt2800_rfcsr_read(rt2x00dev, 31, &rfcsr);
5693         rt2x00_set_field8(&rfcsr, RFCSR31_RX_H20M, bw40);
5694         rt2800_rfcsr_write(rt2x00dev, 31, rfcsr);
5695
5696         rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr);
5697         rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 1);
5698         rt2800_rfcsr_write(rt2x00dev, 22, rfcsr);
5699
5700         /*
5701          * Set power & frequency of passband test tone
5702          */
5703         rt2800_bbp_write(rt2x00dev, 24, 0);
5704
5705         for (i = 0; i < 100; i++) {
5706                 rt2800_bbp_write(rt2x00dev, 25, 0x90);
5707                 msleep(1);
5708
5709                 rt2800_bbp_read(rt2x00dev, 55, &passband);
5710                 if (passband)
5711                         break;
5712         }
5713
5714         /*
5715          * Set power & frequency of stopband test tone
5716          */
5717         rt2800_bbp_write(rt2x00dev, 24, 0x06);
5718
5719         for (i = 0; i < 100; i++) {
5720                 rt2800_bbp_write(rt2x00dev, 25, 0x90);
5721                 msleep(1);
5722
5723                 rt2800_bbp_read(rt2x00dev, 55, &stopband);
5724
5725                 if ((passband - stopband) <= filter_target) {
5726                         rfcsr24++;
5727                         overtuned += ((passband - stopband) == filter_target);
5728                 } else
5729                         break;
5730
5731                 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24);
5732         }
5733
5734         rfcsr24 -= !!overtuned;
5735
5736         rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24);
5737         return rfcsr24;
5738 }
5739
5740 static void rt2800_rf_init_calibration(struct rt2x00_dev *rt2x00dev,
5741                                        const unsigned int rf_reg)
5742 {
5743         u8 rfcsr;
5744
5745         rt2800_rfcsr_read(rt2x00dev, rf_reg, &rfcsr);
5746         rt2x00_set_field8(&rfcsr, FIELD8(0x80), 1);
5747         rt2800_rfcsr_write(rt2x00dev, rf_reg, rfcsr);
5748         msleep(1);
5749         rt2x00_set_field8(&rfcsr, FIELD8(0x80), 0);
5750         rt2800_rfcsr_write(rt2x00dev, rf_reg, rfcsr);
5751 }
5752
5753 static void rt2800_rx_filter_calibration(struct rt2x00_dev *rt2x00dev)
5754 {
5755         struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
5756         u8 filter_tgt_bw20;
5757         u8 filter_tgt_bw40;
5758         u8 rfcsr, bbp;
5759
5760         /*
5761          * TODO: sync filter_tgt values with vendor driver
5762          */
5763         if (rt2x00_rt(rt2x00dev, RT3070)) {
5764                 filter_tgt_bw20 = 0x16;
5765                 filter_tgt_bw40 = 0x19;
5766         } else {
5767                 filter_tgt_bw20 = 0x13;
5768                 filter_tgt_bw40 = 0x15;
5769         }
5770
5771         drv_data->calibration_bw20 =
5772                 rt2800_init_rx_filter(rt2x00dev, false, filter_tgt_bw20);
5773         drv_data->calibration_bw40 =
5774                 rt2800_init_rx_filter(rt2x00dev, true, filter_tgt_bw40);
5775
5776         /*
5777          * Save BBP 25 & 26 values for later use in channel switching (for 3052)
5778          */
5779         rt2800_bbp_read(rt2x00dev, 25, &drv_data->bbp25);
5780         rt2800_bbp_read(rt2x00dev, 26, &drv_data->bbp26);
5781
5782         /*
5783          * Set back to initial state
5784          */
5785         rt2800_bbp_write(rt2x00dev, 24, 0);
5786
5787         rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr);
5788         rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0);
5789         rt2800_rfcsr_write(rt2x00dev, 22, rfcsr);
5790
5791         /*
5792          * Set BBP back to BW20
5793          */
5794         rt2800_bbp_read(rt2x00dev, 4, &bbp);
5795         rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0);
5796         rt2800_bbp_write(rt2x00dev, 4, bbp);
5797 }
5798
5799 static void rt2800_normal_mode_setup_3xxx(struct rt2x00_dev *rt2x00dev)
5800 {
5801         struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
5802         u8 min_gain, rfcsr, bbp;
5803         u16 eeprom;
5804
5805         rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr);
5806
5807         rt2x00_set_field8(&rfcsr, RFCSR17_TX_LO1_EN, 0);
5808         if (rt2x00_rt(rt2x00dev, RT3070) ||
5809             rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
5810             rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) ||
5811             rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) {
5812                 if (!test_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags))
5813                         rt2x00_set_field8(&rfcsr, RFCSR17_R, 1);
5814         }
5815
5816         min_gain = rt2x00_rt(rt2x00dev, RT3070) ? 1 : 2;
5817         if (drv_data->txmixer_gain_24g >= min_gain) {
5818                 rt2x00_set_field8(&rfcsr, RFCSR17_TXMIXER_GAIN,
5819                                   drv_data->txmixer_gain_24g);
5820         }
5821
5822         rt2800_rfcsr_write(rt2x00dev, 17, rfcsr);
5823
5824         if (rt2x00_rt(rt2x00dev, RT3090)) {
5825                 /*  Turn off unused DAC1 and ADC1 to reduce power consumption */
5826                 rt2800_bbp_read(rt2x00dev, 138, &bbp);
5827                 rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
5828                 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1)
5829                         rt2x00_set_field8(&bbp, BBP138_RX_ADC1, 0);
5830                 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1)
5831                         rt2x00_set_field8(&bbp, BBP138_TX_DAC1, 1);
5832                 rt2800_bbp_write(rt2x00dev, 138, bbp);
5833         }
5834
5835         if (rt2x00_rt(rt2x00dev, RT3070)) {
5836                 rt2800_rfcsr_read(rt2x00dev, 27, &rfcsr);
5837                 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F))
5838                         rt2x00_set_field8(&rfcsr, RFCSR27_R1, 3);
5839                 else
5840                         rt2x00_set_field8(&rfcsr, RFCSR27_R1, 0);
5841                 rt2x00_set_field8(&rfcsr, RFCSR27_R2, 0);
5842                 rt2x00_set_field8(&rfcsr, RFCSR27_R3, 0);
5843                 rt2x00_set_field8(&rfcsr, RFCSR27_R4, 0);
5844                 rt2800_rfcsr_write(rt2x00dev, 27, rfcsr);
5845         } else if (rt2x00_rt(rt2x00dev, RT3071) ||
5846                    rt2x00_rt(rt2x00dev, RT3090) ||
5847                    rt2x00_rt(rt2x00dev, RT3390)) {
5848                 rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
5849                 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
5850                 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
5851                 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
5852                 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
5853                 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
5854                 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
5855
5856                 rt2800_rfcsr_read(rt2x00dev, 15, &rfcsr);
5857                 rt2x00_set_field8(&rfcsr, RFCSR15_TX_LO2_EN, 0);
5858                 rt2800_rfcsr_write(rt2x00dev, 15, rfcsr);
5859
5860                 rt2800_rfcsr_read(rt2x00dev, 20, &rfcsr);
5861                 rt2x00_set_field8(&rfcsr, RFCSR20_RX_LO1_EN, 0);
5862                 rt2800_rfcsr_write(rt2x00dev, 20, rfcsr);
5863
5864                 rt2800_rfcsr_read(rt2x00dev, 21, &rfcsr);
5865                 rt2x00_set_field8(&rfcsr, RFCSR21_RX_LO2_EN, 0);
5866                 rt2800_rfcsr_write(rt2x00dev, 21, rfcsr);
5867         }
5868 }
5869
5870 static void rt2800_normal_mode_setup_3593(struct rt2x00_dev *rt2x00dev)
5871 {
5872         struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
5873         u8 rfcsr;
5874         u8 tx_gain;
5875
5876         rt2800_rfcsr_read(rt2x00dev, 50, &rfcsr);
5877         rt2x00_set_field8(&rfcsr, RFCSR50_TX_LO2_EN, 0);
5878         rt2800_rfcsr_write(rt2x00dev, 50, rfcsr);
5879
5880         rt2800_rfcsr_read(rt2x00dev, 51, &rfcsr);
5881         tx_gain = rt2x00_get_field8(drv_data->txmixer_gain_24g,
5882                                     RFCSR17_TXMIXER_GAIN);
5883         rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, tx_gain);
5884         rt2800_rfcsr_write(rt2x00dev, 51, rfcsr);
5885
5886         rt2800_rfcsr_read(rt2x00dev, 38, &rfcsr);
5887         rt2x00_set_field8(&rfcsr, RFCSR38_RX_LO1_EN, 0);
5888         rt2800_rfcsr_write(rt2x00dev, 38, rfcsr);
5889
5890         rt2800_rfcsr_read(rt2x00dev, 39, &rfcsr);
5891         rt2x00_set_field8(&rfcsr, RFCSR39_RX_LO2_EN, 0);
5892         rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
5893
5894         rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
5895         rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
5896         rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
5897         rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
5898
5899         rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);
5900         rt2x00_set_field8(&rfcsr, RFCSR30_RX_VCM, 2);
5901         rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
5902
5903         /* TODO: enable stream mode */
5904 }
5905
5906 static void rt2800_normal_mode_setup_5xxx(struct rt2x00_dev *rt2x00dev)
5907 {
5908         u8 reg;
5909         u16 eeprom;
5910
5911         /*  Turn off unused DAC1 and ADC1 to reduce power consumption */
5912         rt2800_bbp_read(rt2x00dev, 138, &reg);
5913         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
5914         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1)
5915                 rt2x00_set_field8(&reg, BBP138_RX_ADC1, 0);
5916         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1)
5917                 rt2x00_set_field8(&reg, BBP138_TX_DAC1, 1);
5918         rt2800_bbp_write(rt2x00dev, 138, reg);
5919
5920         rt2800_rfcsr_read(rt2x00dev, 38, &reg);
5921         rt2x00_set_field8(&reg, RFCSR38_RX_LO1_EN, 0);
5922         rt2800_rfcsr_write(rt2x00dev, 38, reg);
5923
5924         rt2800_rfcsr_read(rt2x00dev, 39, &reg);
5925         rt2x00_set_field8(&reg, RFCSR39_RX_LO2_EN, 0);
5926         rt2800_rfcsr_write(rt2x00dev, 39, reg);
5927
5928         rt2800_bbp4_mac_if_ctrl(rt2x00dev);
5929
5930         rt2800_rfcsr_read(rt2x00dev, 30, &reg);
5931         rt2x00_set_field8(&reg, RFCSR30_RX_VCM, 2);
5932         rt2800_rfcsr_write(rt2x00dev, 30, reg);
5933 }
5934
5935 static void rt2800_init_rfcsr_305x_soc(struct rt2x00_dev *rt2x00dev)
5936 {
5937         rt2800_rf_init_calibration(rt2x00dev, 30);
5938
5939         rt2800_rfcsr_write(rt2x00dev, 0, 0x50);
5940         rt2800_rfcsr_write(rt2x00dev, 1, 0x01);
5941         rt2800_rfcsr_write(rt2x00dev, 2, 0xf7);
5942         rt2800_rfcsr_write(rt2x00dev, 3, 0x75);
5943         rt2800_rfcsr_write(rt2x00dev, 4, 0x40);
5944         rt2800_rfcsr_write(rt2x00dev, 5, 0x03);
5945         rt2800_rfcsr_write(rt2x00dev, 6, 0x02);
5946         rt2800_rfcsr_write(rt2x00dev, 7, 0x50);
5947         rt2800_rfcsr_write(rt2x00dev, 8, 0x39);
5948         rt2800_rfcsr_write(rt2x00dev, 9, 0x0f);
5949         rt2800_rfcsr_write(rt2x00dev, 10, 0x60);
5950         rt2800_rfcsr_write(rt2x00dev, 11, 0x21);
5951         rt2800_rfcsr_write(rt2x00dev, 12, 0x75);
5952         rt2800_rfcsr_write(rt2x00dev, 13, 0x75);
5953         rt2800_rfcsr_write(rt2x00dev, 14, 0x90);
5954         rt2800_rfcsr_write(rt2x00dev, 15, 0x58);
5955         rt2800_rfcsr_write(rt2x00dev, 16, 0xb3);
5956         rt2800_rfcsr_write(rt2x00dev, 17, 0x92);
5957         rt2800_rfcsr_write(rt2x00dev, 18, 0x2c);
5958         rt2800_rfcsr_write(rt2x00dev, 19, 0x02);
5959         rt2800_rfcsr_write(rt2x00dev, 20, 0xba);
5960         rt2800_rfcsr_write(rt2x00dev, 21, 0xdb);
5961         rt2800_rfcsr_write(rt2x00dev, 22, 0x00);
5962         rt2800_rfcsr_write(rt2x00dev, 23, 0x31);
5963         rt2800_rfcsr_write(rt2x00dev, 24, 0x08);
5964         rt2800_rfcsr_write(rt2x00dev, 25, 0x01);
5965         rt2800_rfcsr_write(rt2x00dev, 26, 0x25);
5966         rt2800_rfcsr_write(rt2x00dev, 27, 0x23);
5967         rt2800_rfcsr_write(rt2x00dev, 28, 0x13);
5968         rt2800_rfcsr_write(rt2x00dev, 29, 0x83);
5969         rt2800_rfcsr_write(rt2x00dev, 30, 0x00);
5970         rt2800_rfcsr_write(rt2x00dev, 31, 0x00);
5971 }
5972
5973 static void rt2800_init_rfcsr_30xx(struct rt2x00_dev *rt2x00dev)
5974 {
5975         u8 rfcsr;
5976         u16 eeprom;
5977         u32 reg;
5978
5979         /* XXX vendor driver do this only for 3070 */
5980         rt2800_rf_init_calibration(rt2x00dev, 30);
5981
5982         rt2800_rfcsr_write(rt2x00dev, 4, 0x40);
5983         rt2800_rfcsr_write(rt2x00dev, 5, 0x03);
5984         rt2800_rfcsr_write(rt2x00dev, 6, 0x02);
5985         rt2800_rfcsr_write(rt2x00dev, 7, 0x60);
5986         rt2800_rfcsr_write(rt2x00dev, 9, 0x0f);
5987         rt2800_rfcsr_write(rt2x00dev, 10, 0x41);
5988         rt2800_rfcsr_write(rt2x00dev, 11, 0x21);
5989         rt2800_rfcsr_write(rt2x00dev, 12, 0x7b);
5990         rt2800_rfcsr_write(rt2x00dev, 14, 0x90);
5991         rt2800_rfcsr_write(rt2x00dev, 15, 0x58);
5992         rt2800_rfcsr_write(rt2x00dev, 16, 0xb3);
5993         rt2800_rfcsr_write(rt2x00dev, 17, 0x92);
5994         rt2800_rfcsr_write(rt2x00dev, 18, 0x2c);
5995         rt2800_rfcsr_write(rt2x00dev, 19, 0x02);
5996         rt2800_rfcsr_write(rt2x00dev, 20, 0xba);
5997         rt2800_rfcsr_write(rt2x00dev, 21, 0xdb);
5998         rt2800_rfcsr_write(rt2x00dev, 24, 0x16);
5999         rt2800_rfcsr_write(rt2x00dev, 25, 0x03);
6000         rt2800_rfcsr_write(rt2x00dev, 29, 0x1f);
6001
6002         if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) {
6003                 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6004                 rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6005                 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
6006                 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6007         } else if (rt2x00_rt(rt2x00dev, RT3071) ||
6008                    rt2x00_rt(rt2x00dev, RT3090)) {
6009                 rt2800_rfcsr_write(rt2x00dev, 31, 0x14);
6010
6011                 rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
6012                 rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1);
6013                 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
6014
6015                 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6016                 rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6017                 if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
6018                     rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E)) {
6019                         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1,
6020                                            &eeprom);
6021                         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST))
6022                                 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
6023                         else
6024                                 rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 0);
6025                 }
6026                 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6027
6028                 rt2800_register_read(rt2x00dev, GPIO_SWITCH, &reg);
6029                 rt2x00_set_field32(&reg, GPIO_SWITCH_5, 0);
6030                 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg);
6031         }
6032
6033         rt2800_rx_filter_calibration(rt2x00dev);
6034
6035         if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F) ||
6036             rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
6037             rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E))
6038                 rt2800_rfcsr_write(rt2x00dev, 27, 0x03);
6039
6040         rt2800_led_open_drain_enable(rt2x00dev);
6041         rt2800_normal_mode_setup_3xxx(rt2x00dev);
6042 }
6043
6044 static void rt2800_init_rfcsr_3290(struct rt2x00_dev *rt2x00dev)
6045 {
6046         u8 rfcsr;
6047
6048         rt2800_rf_init_calibration(rt2x00dev, 2);
6049
6050         rt2800_rfcsr_write(rt2x00dev, 1, 0x0f);
6051         rt2800_rfcsr_write(rt2x00dev, 2, 0x80);
6052         rt2800_rfcsr_write(rt2x00dev, 3, 0x08);
6053         rt2800_rfcsr_write(rt2x00dev, 4, 0x00);
6054         rt2800_rfcsr_write(rt2x00dev, 6, 0xa0);
6055         rt2800_rfcsr_write(rt2x00dev, 8, 0xf3);
6056         rt2800_rfcsr_write(rt2x00dev, 9, 0x02);
6057         rt2800_rfcsr_write(rt2x00dev, 10, 0x53);
6058         rt2800_rfcsr_write(rt2x00dev, 11, 0x4a);
6059         rt2800_rfcsr_write(rt2x00dev, 12, 0x46);
6060         rt2800_rfcsr_write(rt2x00dev, 13, 0x9f);
6061         rt2800_rfcsr_write(rt2x00dev, 18, 0x02);
6062         rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
6063         rt2800_rfcsr_write(rt2x00dev, 25, 0x83);
6064         rt2800_rfcsr_write(rt2x00dev, 26, 0x82);
6065         rt2800_rfcsr_write(rt2x00dev, 27, 0x09);
6066         rt2800_rfcsr_write(rt2x00dev, 29, 0x10);
6067         rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6068         rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6069         rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
6070         rt2800_rfcsr_write(rt2x00dev, 33, 0x00);
6071         rt2800_rfcsr_write(rt2x00dev, 34, 0x05);
6072         rt2800_rfcsr_write(rt2x00dev, 35, 0x12);
6073         rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
6074         rt2800_rfcsr_write(rt2x00dev, 38, 0x85);
6075         rt2800_rfcsr_write(rt2x00dev, 39, 0x1b);
6076         rt2800_rfcsr_write(rt2x00dev, 40, 0x0b);
6077         rt2800_rfcsr_write(rt2x00dev, 41, 0xbb);
6078         rt2800_rfcsr_write(rt2x00dev, 42, 0xd5);
6079         rt2800_rfcsr_write(rt2x00dev, 43, 0x7b);
6080         rt2800_rfcsr_write(rt2x00dev, 44, 0x0e);
6081         rt2800_rfcsr_write(rt2x00dev, 45, 0xa2);
6082         rt2800_rfcsr_write(rt2x00dev, 46, 0x73);
6083         rt2800_rfcsr_write(rt2x00dev, 47, 0x00);
6084         rt2800_rfcsr_write(rt2x00dev, 48, 0x10);
6085         rt2800_rfcsr_write(rt2x00dev, 49, 0x98);
6086         rt2800_rfcsr_write(rt2x00dev, 52, 0x38);
6087         rt2800_rfcsr_write(rt2x00dev, 53, 0x00);
6088         rt2800_rfcsr_write(rt2x00dev, 54, 0x78);
6089         rt2800_rfcsr_write(rt2x00dev, 55, 0x43);
6090         rt2800_rfcsr_write(rt2x00dev, 56, 0x02);
6091         rt2800_rfcsr_write(rt2x00dev, 57, 0x80);
6092         rt2800_rfcsr_write(rt2x00dev, 58, 0x7f);
6093         rt2800_rfcsr_write(rt2x00dev, 59, 0x09);
6094         rt2800_rfcsr_write(rt2x00dev, 60, 0x45);
6095         rt2800_rfcsr_write(rt2x00dev, 61, 0xc1);
6096
6097         rt2800_rfcsr_read(rt2x00dev, 29, &rfcsr);
6098         rt2x00_set_field8(&rfcsr, RFCSR29_RSSI_GAIN, 3);
6099         rt2800_rfcsr_write(rt2x00dev, 29, rfcsr);
6100
6101         rt2800_led_open_drain_enable(rt2x00dev);
6102         rt2800_normal_mode_setup_3xxx(rt2x00dev);
6103 }
6104
6105 static void rt2800_init_rfcsr_3352(struct rt2x00_dev *rt2x00dev)
6106 {
6107         rt2800_rf_init_calibration(rt2x00dev, 30);
6108
6109         rt2800_rfcsr_write(rt2x00dev, 0, 0xf0);
6110         rt2800_rfcsr_write(rt2x00dev, 1, 0x23);
6111         rt2800_rfcsr_write(rt2x00dev, 2, 0x50);
6112         rt2800_rfcsr_write(rt2x00dev, 3, 0x18);
6113         rt2800_rfcsr_write(rt2x00dev, 4, 0x00);
6114         rt2800_rfcsr_write(rt2x00dev, 5, 0x00);
6115         rt2800_rfcsr_write(rt2x00dev, 6, 0x33);
6116         rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
6117         rt2800_rfcsr_write(rt2x00dev, 8, 0xf1);
6118         rt2800_rfcsr_write(rt2x00dev, 9, 0x02);
6119         rt2800_rfcsr_write(rt2x00dev, 10, 0xd2);
6120         rt2800_rfcsr_write(rt2x00dev, 11, 0x42);
6121         rt2800_rfcsr_write(rt2x00dev, 12, 0x1c);
6122         rt2800_rfcsr_write(rt2x00dev, 13, 0x00);
6123         rt2800_rfcsr_write(rt2x00dev, 14, 0x5a);
6124         rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
6125         rt2800_rfcsr_write(rt2x00dev, 16, 0x01);
6126         rt2800_rfcsr_write(rt2x00dev, 18, 0x45);
6127         rt2800_rfcsr_write(rt2x00dev, 19, 0x02);
6128         rt2800_rfcsr_write(rt2x00dev, 20, 0x00);
6129         rt2800_rfcsr_write(rt2x00dev, 21, 0x00);
6130         rt2800_rfcsr_write(rt2x00dev, 22, 0x00);
6131         rt2800_rfcsr_write(rt2x00dev, 23, 0x00);
6132         rt2800_rfcsr_write(rt2x00dev, 24, 0x00);
6133         rt2800_rfcsr_write(rt2x00dev, 25, 0x80);
6134         rt2800_rfcsr_write(rt2x00dev, 26, 0x00);
6135         rt2800_rfcsr_write(rt2x00dev, 27, 0x03);
6136         rt2800_rfcsr_write(rt2x00dev, 28, 0x03);
6137         rt2800_rfcsr_write(rt2x00dev, 29, 0x00);
6138         rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6139         rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6140         rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
6141         rt2800_rfcsr_write(rt2x00dev, 33, 0x00);
6142         rt2800_rfcsr_write(rt2x00dev, 34, 0x01);
6143         rt2800_rfcsr_write(rt2x00dev, 35, 0x03);
6144         rt2800_rfcsr_write(rt2x00dev, 36, 0xbd);
6145         rt2800_rfcsr_write(rt2x00dev, 37, 0x3c);
6146         rt2800_rfcsr_write(rt2x00dev, 38, 0x5f);
6147         rt2800_rfcsr_write(rt2x00dev, 39, 0xc5);
6148         rt2800_rfcsr_write(rt2x00dev, 40, 0x33);
6149         rt2800_rfcsr_write(rt2x00dev, 41, 0x5b);
6150         rt2800_rfcsr_write(rt2x00dev, 42, 0x5b);
6151         rt2800_rfcsr_write(rt2x00dev, 43, 0xdb);
6152         rt2800_rfcsr_write(rt2x00dev, 44, 0xdb);
6153         rt2800_rfcsr_write(rt2x00dev, 45, 0xdb);
6154         rt2800_rfcsr_write(rt2x00dev, 46, 0xdd);
6155         rt2800_rfcsr_write(rt2x00dev, 47, 0x0d);
6156         rt2800_rfcsr_write(rt2x00dev, 48, 0x14);
6157         rt2800_rfcsr_write(rt2x00dev, 49, 0x00);
6158         rt2800_rfcsr_write(rt2x00dev, 50, 0x2d);
6159         rt2800_rfcsr_write(rt2x00dev, 51, 0x7f);
6160         rt2800_rfcsr_write(rt2x00dev, 52, 0x00);
6161         rt2800_rfcsr_write(rt2x00dev, 53, 0x52);
6162         rt2800_rfcsr_write(rt2x00dev, 54, 0x1b);
6163         rt2800_rfcsr_write(rt2x00dev, 55, 0x7f);
6164         rt2800_rfcsr_write(rt2x00dev, 56, 0x00);
6165         rt2800_rfcsr_write(rt2x00dev, 57, 0x52);
6166         rt2800_rfcsr_write(rt2x00dev, 58, 0x1b);
6167         rt2800_rfcsr_write(rt2x00dev, 59, 0x00);
6168         rt2800_rfcsr_write(rt2x00dev, 60, 0x00);
6169         rt2800_rfcsr_write(rt2x00dev, 61, 0x00);
6170         rt2800_rfcsr_write(rt2x00dev, 62, 0x00);
6171         rt2800_rfcsr_write(rt2x00dev, 63, 0x00);
6172
6173         rt2800_rx_filter_calibration(rt2x00dev);
6174         rt2800_led_open_drain_enable(rt2x00dev);
6175         rt2800_normal_mode_setup_3xxx(rt2x00dev);
6176 }
6177
6178 static void rt2800_init_rfcsr_3390(struct rt2x00_dev *rt2x00dev)
6179 {
6180         u32 reg;
6181
6182         rt2800_rf_init_calibration(rt2x00dev, 30);
6183
6184         rt2800_rfcsr_write(rt2x00dev, 0, 0xa0);
6185         rt2800_rfcsr_write(rt2x00dev, 1, 0xe1);
6186         rt2800_rfcsr_write(rt2x00dev, 2, 0xf1);
6187         rt2800_rfcsr_write(rt2x00dev, 3, 0x62);
6188         rt2800_rfcsr_write(rt2x00dev, 4, 0x40);
6189         rt2800_rfcsr_write(rt2x00dev, 5, 0x8b);
6190         rt2800_rfcsr_write(rt2x00dev, 6, 0x42);
6191         rt2800_rfcsr_write(rt2x00dev, 7, 0x34);
6192         rt2800_rfcsr_write(rt2x00dev, 8, 0x00);
6193         rt2800_rfcsr_write(rt2x00dev, 9, 0xc0);
6194         rt2800_rfcsr_write(rt2x00dev, 10, 0x61);
6195         rt2800_rfcsr_write(rt2x00dev, 11, 0x21);
6196         rt2800_rfcsr_write(rt2x00dev, 12, 0x3b);
6197         rt2800_rfcsr_write(rt2x00dev, 13, 0xe0);
6198         rt2800_rfcsr_write(rt2x00dev, 14, 0x90);
6199         rt2800_rfcsr_write(rt2x00dev, 15, 0x53);
6200         rt2800_rfcsr_write(rt2x00dev, 16, 0xe0);
6201         rt2800_rfcsr_write(rt2x00dev, 17, 0x94);
6202         rt2800_rfcsr_write(rt2x00dev, 18, 0x5c);
6203         rt2800_rfcsr_write(rt2x00dev, 19, 0x4a);
6204         rt2800_rfcsr_write(rt2x00dev, 20, 0xb2);
6205         rt2800_rfcsr_write(rt2x00dev, 21, 0xf6);
6206         rt2800_rfcsr_write(rt2x00dev, 22, 0x00);
6207         rt2800_rfcsr_write(rt2x00dev, 23, 0x14);
6208         rt2800_rfcsr_write(rt2x00dev, 24, 0x08);
6209         rt2800_rfcsr_write(rt2x00dev, 25, 0x3d);
6210         rt2800_rfcsr_write(rt2x00dev, 26, 0x85);
6211         rt2800_rfcsr_write(rt2x00dev, 27, 0x00);
6212         rt2800_rfcsr_write(rt2x00dev, 28, 0x41);
6213         rt2800_rfcsr_write(rt2x00dev, 29, 0x8f);
6214         rt2800_rfcsr_write(rt2x00dev, 30, 0x20);
6215         rt2800_rfcsr_write(rt2x00dev, 31, 0x0f);
6216
6217         rt2800_register_read(rt2x00dev, GPIO_SWITCH, &reg);
6218         rt2x00_set_field32(&reg, GPIO_SWITCH_5, 0);
6219         rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg);
6220
6221         rt2800_rx_filter_calibration(rt2x00dev);
6222
6223         if (rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E))
6224                 rt2800_rfcsr_write(rt2x00dev, 27, 0x03);
6225
6226         rt2800_led_open_drain_enable(rt2x00dev);
6227         rt2800_normal_mode_setup_3xxx(rt2x00dev);
6228 }
6229
6230 static void rt2800_init_rfcsr_3572(struct rt2x00_dev *rt2x00dev)
6231 {
6232         u8 rfcsr;
6233         u32 reg;
6234
6235         rt2800_rf_init_calibration(rt2x00dev, 30);
6236
6237         rt2800_rfcsr_write(rt2x00dev, 0, 0x70);
6238         rt2800_rfcsr_write(rt2x00dev, 1, 0x81);
6239         rt2800_rfcsr_write(rt2x00dev, 2, 0xf1);
6240         rt2800_rfcsr_write(rt2x00dev, 3, 0x02);
6241         rt2800_rfcsr_write(rt2x00dev, 4, 0x4c);
6242         rt2800_rfcsr_write(rt2x00dev, 5, 0x05);
6243         rt2800_rfcsr_write(rt2x00dev, 6, 0x4a);
6244         rt2800_rfcsr_write(rt2x00dev, 7, 0xd8);
6245         rt2800_rfcsr_write(rt2x00dev, 9, 0xc3);
6246         rt2800_rfcsr_write(rt2x00dev, 10, 0xf1);
6247         rt2800_rfcsr_write(rt2x00dev, 11, 0xb9);
6248         rt2800_rfcsr_write(rt2x00dev, 12, 0x70);
6249         rt2800_rfcsr_write(rt2x00dev, 13, 0x65);
6250         rt2800_rfcsr_write(rt2x00dev, 14, 0xa0);
6251         rt2800_rfcsr_write(rt2x00dev, 15, 0x53);
6252         rt2800_rfcsr_write(rt2x00dev, 16, 0x4c);
6253         rt2800_rfcsr_write(rt2x00dev, 17, 0x23);
6254         rt2800_rfcsr_write(rt2x00dev, 18, 0xac);
6255         rt2800_rfcsr_write(rt2x00dev, 19, 0x93);
6256         rt2800_rfcsr_write(rt2x00dev, 20, 0xb3);
6257         rt2800_rfcsr_write(rt2x00dev, 21, 0xd0);
6258         rt2800_rfcsr_write(rt2x00dev, 22, 0x00);
6259         rt2800_rfcsr_write(rt2x00dev, 23, 0x3c);
6260         rt2800_rfcsr_write(rt2x00dev, 24, 0x16);
6261         rt2800_rfcsr_write(rt2x00dev, 25, 0x15);
6262         rt2800_rfcsr_write(rt2x00dev, 26, 0x85);
6263         rt2800_rfcsr_write(rt2x00dev, 27, 0x00);
6264         rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
6265         rt2800_rfcsr_write(rt2x00dev, 29, 0x9b);
6266         rt2800_rfcsr_write(rt2x00dev, 30, 0x09);
6267         rt2800_rfcsr_write(rt2x00dev, 31, 0x10);
6268
6269         rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
6270         rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1);
6271         rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
6272
6273         rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6274         rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
6275         rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6276         rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6277         msleep(1);
6278         rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6279         rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 0);
6280         rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6281         rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6282
6283         rt2800_rx_filter_calibration(rt2x00dev);
6284         rt2800_led_open_drain_enable(rt2x00dev);
6285         rt2800_normal_mode_setup_3xxx(rt2x00dev);
6286 }
6287
6288 static void rt3593_post_bbp_init(struct rt2x00_dev *rt2x00dev)
6289 {
6290         u8 bbp;
6291         bool txbf_enabled = false; /* FIXME */
6292
6293         rt2800_bbp_read(rt2x00dev, 105, &bbp);
6294         if (rt2x00dev->default_ant.rx_chain_num == 1)
6295                 rt2x00_set_field8(&bbp, BBP105_MLD, 0);
6296         else
6297                 rt2x00_set_field8(&bbp, BBP105_MLD, 1);
6298         rt2800_bbp_write(rt2x00dev, 105, bbp);
6299
6300         rt2800_bbp4_mac_if_ctrl(rt2x00dev);
6301
6302         rt2800_bbp_write(rt2x00dev, 92, 0x02);
6303         rt2800_bbp_write(rt2x00dev, 82, 0x82);
6304         rt2800_bbp_write(rt2x00dev, 106, 0x05);
6305         rt2800_bbp_write(rt2x00dev, 104, 0x92);
6306         rt2800_bbp_write(rt2x00dev, 88, 0x90);
6307         rt2800_bbp_write(rt2x00dev, 148, 0xc8);
6308         rt2800_bbp_write(rt2x00dev, 47, 0x48);
6309         rt2800_bbp_write(rt2x00dev, 120, 0x50);
6310
6311         if (txbf_enabled)
6312                 rt2800_bbp_write(rt2x00dev, 163, 0xbd);
6313         else
6314                 rt2800_bbp_write(rt2x00dev, 163, 0x9d);
6315
6316         /* SNR mapping */
6317         rt2800_bbp_write(rt2x00dev, 142, 6);
6318         rt2800_bbp_write(rt2x00dev, 143, 160);
6319         rt2800_bbp_write(rt2x00dev, 142, 7);
6320         rt2800_bbp_write(rt2x00dev, 143, 161);
6321         rt2800_bbp_write(rt2x00dev, 142, 8);
6322         rt2800_bbp_write(rt2x00dev, 143, 162);
6323
6324         /* ADC/DAC control */
6325         rt2800_bbp_write(rt2x00dev, 31, 0x08);
6326
6327         /* RX AGC energy lower bound in log2 */
6328         rt2800_bbp_write(rt2x00dev, 68, 0x0b);
6329
6330         /* FIXME: BBP 105 owerwrite? */
6331         rt2800_bbp_write(rt2x00dev, 105, 0x04);
6332
6333 }
6334
6335 static void rt2800_init_rfcsr_3593(struct rt2x00_dev *rt2x00dev)
6336 {
6337         struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
6338         u32 reg;
6339         u8 rfcsr;
6340
6341         /* Disable GPIO #4 and #7 function for LAN PE control */
6342         rt2800_register_read(rt2x00dev, GPIO_SWITCH, &reg);
6343         rt2x00_set_field32(&reg, GPIO_SWITCH_4, 0);
6344         rt2x00_set_field32(&reg, GPIO_SWITCH_7, 0);
6345         rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg);
6346
6347         /* Initialize default register values */
6348         rt2800_rfcsr_write(rt2x00dev, 1, 0x03);
6349         rt2800_rfcsr_write(rt2x00dev, 3, 0x80);
6350         rt2800_rfcsr_write(rt2x00dev, 5, 0x00);
6351         rt2800_rfcsr_write(rt2x00dev, 6, 0x40);
6352         rt2800_rfcsr_write(rt2x00dev, 8, 0xf1);
6353         rt2800_rfcsr_write(rt2x00dev, 9, 0x02);
6354         rt2800_rfcsr_write(rt2x00dev, 10, 0xd3);
6355         rt2800_rfcsr_write(rt2x00dev, 11, 0x40);
6356         rt2800_rfcsr_write(rt2x00dev, 12, 0x4e);
6357         rt2800_rfcsr_write(rt2x00dev, 13, 0x12);
6358         rt2800_rfcsr_write(rt2x00dev, 18, 0x40);
6359         rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
6360         rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6361         rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6362         rt2800_rfcsr_write(rt2x00dev, 32, 0x78);
6363         rt2800_rfcsr_write(rt2x00dev, 33, 0x3b);
6364         rt2800_rfcsr_write(rt2x00dev, 34, 0x3c);
6365         rt2800_rfcsr_write(rt2x00dev, 35, 0xe0);
6366         rt2800_rfcsr_write(rt2x00dev, 38, 0x86);
6367         rt2800_rfcsr_write(rt2x00dev, 39, 0x23);
6368         rt2800_rfcsr_write(rt2x00dev, 44, 0xd3);
6369         rt2800_rfcsr_write(rt2x00dev, 45, 0xbb);
6370         rt2800_rfcsr_write(rt2x00dev, 46, 0x60);
6371         rt2800_rfcsr_write(rt2x00dev, 49, 0x8e);
6372         rt2800_rfcsr_write(rt2x00dev, 50, 0x86);
6373         rt2800_rfcsr_write(rt2x00dev, 51, 0x75);
6374         rt2800_rfcsr_write(rt2x00dev, 52, 0x45);
6375         rt2800_rfcsr_write(rt2x00dev, 53, 0x18);
6376         rt2800_rfcsr_write(rt2x00dev, 54, 0x18);
6377         rt2800_rfcsr_write(rt2x00dev, 55, 0x18);
6378         rt2800_rfcsr_write(rt2x00dev, 56, 0xdb);
6379         rt2800_rfcsr_write(rt2x00dev, 57, 0x6e);
6380
6381         /* Initiate calibration */
6382         /* TODO: use rt2800_rf_init_calibration ? */
6383         rt2800_rfcsr_read(rt2x00dev, 2, &rfcsr);
6384         rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1);
6385         rt2800_rfcsr_write(rt2x00dev, 2, rfcsr);
6386
6387         rt2800_adjust_freq_offset(rt2x00dev);
6388
6389         rt2800_rfcsr_read(rt2x00dev, 18, &rfcsr);
6390         rt2x00_set_field8(&rfcsr, RFCSR18_XO_TUNE_BYPASS, 1);
6391         rt2800_rfcsr_write(rt2x00dev, 18, rfcsr);
6392
6393         rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6394         rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 3);
6395         rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
6396         rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6397         usleep_range(1000, 1500);
6398         rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
6399         rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 0);
6400         rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
6401
6402         /* Set initial values for RX filter calibration */
6403         drv_data->calibration_bw20 = 0x1f;
6404         drv_data->calibration_bw40 = 0x2f;
6405
6406         /* Save BBP 25 & 26 values for later use in channel switching */
6407         rt2800_bbp_read(rt2x00dev, 25, &drv_data->bbp25);
6408         rt2800_bbp_read(rt2x00dev, 26, &drv_data->bbp26);
6409
6410         rt2800_led_open_drain_enable(rt2x00dev);
6411         rt2800_normal_mode_setup_3593(rt2x00dev);
6412
6413         rt3593_post_bbp_init(rt2x00dev);
6414
6415         /* TODO: enable stream mode support */
6416 }
6417
6418 static void rt2800_init_rfcsr_5390(struct rt2x00_dev *rt2x00dev)
6419 {
6420         rt2800_rf_init_calibration(rt2x00dev, 2);
6421
6422         rt2800_rfcsr_write(rt2x00dev, 1, 0x0f);
6423         rt2800_rfcsr_write(rt2x00dev, 2, 0x80);
6424         rt2800_rfcsr_write(rt2x00dev, 3, 0x88);
6425         rt2800_rfcsr_write(rt2x00dev, 5, 0x10);
6426         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6427                 rt2800_rfcsr_write(rt2x00dev, 6, 0xe0);
6428         else
6429                 rt2800_rfcsr_write(rt2x00dev, 6, 0xa0);
6430         rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
6431         rt2800_rfcsr_write(rt2x00dev, 10, 0x53);
6432         rt2800_rfcsr_write(rt2x00dev, 11, 0x4a);
6433         rt2800_rfcsr_write(rt2x00dev, 12, 0xc6);
6434         rt2800_rfcsr_write(rt2x00dev, 13, 0x9f);
6435         rt2800_rfcsr_write(rt2x00dev, 14, 0x00);
6436         rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
6437         rt2800_rfcsr_write(rt2x00dev, 16, 0x00);
6438         rt2800_rfcsr_write(rt2x00dev, 18, 0x03);
6439         rt2800_rfcsr_write(rt2x00dev, 19, 0x00);
6440
6441         rt2800_rfcsr_write(rt2x00dev, 20, 0x00);
6442         rt2800_rfcsr_write(rt2x00dev, 21, 0x00);
6443         rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
6444         rt2800_rfcsr_write(rt2x00dev, 23, 0x00);
6445         rt2800_rfcsr_write(rt2x00dev, 24, 0x00);
6446         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6447                 rt2800_rfcsr_write(rt2x00dev, 25, 0x80);
6448         else
6449                 rt2800_rfcsr_write(rt2x00dev, 25, 0xc0);
6450         rt2800_rfcsr_write(rt2x00dev, 26, 0x00);
6451         rt2800_rfcsr_write(rt2x00dev, 27, 0x09);
6452         rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
6453         rt2800_rfcsr_write(rt2x00dev, 29, 0x10);
6454
6455         rt2800_rfcsr_write(rt2x00dev, 30, 0x00);
6456         rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6457         rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
6458         rt2800_rfcsr_write(rt2x00dev, 33, 0x00);
6459         rt2800_rfcsr_write(rt2x00dev, 34, 0x07);
6460         rt2800_rfcsr_write(rt2x00dev, 35, 0x12);
6461         rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
6462         rt2800_rfcsr_write(rt2x00dev, 37, 0x08);
6463         rt2800_rfcsr_write(rt2x00dev, 38, 0x85);
6464         rt2800_rfcsr_write(rt2x00dev, 39, 0x1b);
6465
6466         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6467                 rt2800_rfcsr_write(rt2x00dev, 40, 0x0b);
6468         else
6469                 rt2800_rfcsr_write(rt2x00dev, 40, 0x4b);
6470         rt2800_rfcsr_write(rt2x00dev, 41, 0xbb);
6471         rt2800_rfcsr_write(rt2x00dev, 42, 0xd2);
6472         rt2800_rfcsr_write(rt2x00dev, 43, 0x9a);
6473         rt2800_rfcsr_write(rt2x00dev, 44, 0x0e);
6474         rt2800_rfcsr_write(rt2x00dev, 45, 0xa2);
6475         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6476                 rt2800_rfcsr_write(rt2x00dev, 46, 0x73);
6477         else
6478                 rt2800_rfcsr_write(rt2x00dev, 46, 0x7b);
6479         rt2800_rfcsr_write(rt2x00dev, 47, 0x00);
6480         rt2800_rfcsr_write(rt2x00dev, 48, 0x10);
6481         rt2800_rfcsr_write(rt2x00dev, 49, 0x94);
6482
6483         rt2800_rfcsr_write(rt2x00dev, 52, 0x38);
6484         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6485                 rt2800_rfcsr_write(rt2x00dev, 53, 0x00);
6486         else
6487                 rt2800_rfcsr_write(rt2x00dev, 53, 0x84);
6488         rt2800_rfcsr_write(rt2x00dev, 54, 0x78);
6489         rt2800_rfcsr_write(rt2x00dev, 55, 0x44);
6490         rt2800_rfcsr_write(rt2x00dev, 56, 0x22);
6491         rt2800_rfcsr_write(rt2x00dev, 57, 0x80);
6492         rt2800_rfcsr_write(rt2x00dev, 58, 0x7f);
6493         rt2800_rfcsr_write(rt2x00dev, 59, 0x63);
6494
6495         rt2800_rfcsr_write(rt2x00dev, 60, 0x45);
6496         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F))
6497                 rt2800_rfcsr_write(rt2x00dev, 61, 0xd1);
6498         else
6499                 rt2800_rfcsr_write(rt2x00dev, 61, 0xdd);
6500         rt2800_rfcsr_write(rt2x00dev, 62, 0x00);
6501         rt2800_rfcsr_write(rt2x00dev, 63, 0x00);
6502
6503         rt2800_normal_mode_setup_5xxx(rt2x00dev);
6504
6505         rt2800_led_open_drain_enable(rt2x00dev);
6506 }
6507
6508 static void rt2800_init_rfcsr_5392(struct rt2x00_dev *rt2x00dev)
6509 {
6510         rt2800_rf_init_calibration(rt2x00dev, 2);
6511
6512         rt2800_rfcsr_write(rt2x00dev, 1, 0x17);
6513         rt2800_rfcsr_write(rt2x00dev, 2, 0x80);
6514         rt2800_rfcsr_write(rt2x00dev, 3, 0x88);
6515         rt2800_rfcsr_write(rt2x00dev, 5, 0x10);
6516         rt2800_rfcsr_write(rt2x00dev, 6, 0xe0);
6517         rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
6518         rt2800_rfcsr_write(rt2x00dev, 10, 0x53);
6519         rt2800_rfcsr_write(rt2x00dev, 11, 0x4a);
6520         rt2800_rfcsr_write(rt2x00dev, 12, 0x46);
6521         rt2800_rfcsr_write(rt2x00dev, 13, 0x9f);
6522         rt2800_rfcsr_write(rt2x00dev, 14, 0x00);
6523         rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
6524         rt2800_rfcsr_write(rt2x00dev, 16, 0x00);
6525         rt2800_rfcsr_write(rt2x00dev, 18, 0x03);
6526         rt2800_rfcsr_write(rt2x00dev, 19, 0x4d);
6527         rt2800_rfcsr_write(rt2x00dev, 20, 0x00);
6528         rt2800_rfcsr_write(rt2x00dev, 21, 0x8d);
6529         rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
6530         rt2800_rfcsr_write(rt2x00dev, 23, 0x0b);
6531         rt2800_rfcsr_write(rt2x00dev, 24, 0x44);
6532         rt2800_rfcsr_write(rt2x00dev, 25, 0x80);
6533         rt2800_rfcsr_write(rt2x00dev, 26, 0x82);
6534         rt2800_rfcsr_write(rt2x00dev, 27, 0x09);
6535         rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
6536         rt2800_rfcsr_write(rt2x00dev, 29, 0x10);
6537         rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
6538         rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
6539         rt2800_rfcsr_write(rt2x00dev, 32, 0x20);
6540         rt2800_rfcsr_write(rt2x00dev, 33, 0xC0);
6541         rt2800_rfcsr_write(rt2x00dev, 34, 0x07);
6542         rt2800_rfcsr_write(rt2x00dev, 35, 0x12);
6543         rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
6544         rt2800_rfcsr_write(rt2x00dev, 37, 0x08);
6545         rt2800_rfcsr_write(rt2x00dev, 38, 0x89);
6546         rt2800_rfcsr_write(rt2x00dev, 39, 0x1b);
6547         rt2800_rfcsr_write(rt2x00dev, 40, 0x0f);
6548         rt2800_rfcsr_write(rt2x00dev, 41, 0xbb);
6549         rt2800_rfcsr_write(rt2x00dev, 42, 0xd5);
6550         rt2800_rfcsr_write(rt2x00dev, 43, 0x9b);
6551         rt2800_rfcsr_write(rt2x00dev, 44, 0x0e);
6552         rt2800_rfcsr_write(rt2x00dev, 45, 0xa2);
6553         rt2800_rfcsr_write(rt2x00dev, 46, 0x73);
6554         rt2800_rfcsr_write(rt2x00dev, 47, 0x0c);
6555         rt2800_rfcsr_write(rt2x00dev, 48, 0x10);
6556         rt2800_rfcsr_write(rt2x00dev, 49, 0x94);
6557         rt2800_rfcsr_write(rt2x00dev, 50, 0x94);
6558         rt2800_rfcsr_write(rt2x00dev, 51, 0x3a);
6559         rt2800_rfcsr_write(rt2x00dev, 52, 0x48);
6560         rt2800_rfcsr_write(rt2x00dev, 53, 0x44);
6561         rt2800_rfcsr_write(rt2x00dev, 54, 0x38);
6562         rt2800_rfcsr_write(rt2x00dev, 55, 0x43);
6563         rt2800_rfcsr_write(rt2x00dev, 56, 0xa1);
6564         rt2800_rfcsr_write(rt2x00dev, 57, 0x00);
6565         rt2800_rfcsr_write(rt2x00dev, 58, 0x39);
6566         rt2800_rfcsr_write(rt2x00dev, 59, 0x07);
6567         rt2800_rfcsr_write(rt2x00dev, 60, 0x45);
6568         rt2800_rfcsr_write(rt2x00dev, 61, 0x91);
6569         rt2800_rfcsr_write(rt2x00dev, 62, 0x39);
6570         rt2800_rfcsr_write(rt2x00dev, 63, 0x07);
6571
6572         rt2800_normal_mode_setup_5xxx(rt2x00dev);
6573
6574         rt2800_led_open_drain_enable(rt2x00dev);
6575 }
6576
6577 static void rt2800_init_rfcsr_5592(struct rt2x00_dev *rt2x00dev)
6578 {
6579         rt2800_rf_init_calibration(rt2x00dev, 30);
6580
6581         rt2800_rfcsr_write(rt2x00dev, 1, 0x3F);
6582         rt2800_rfcsr_write(rt2x00dev, 3, 0x08);
6583         rt2800_rfcsr_write(rt2x00dev, 3, 0x08);
6584         rt2800_rfcsr_write(rt2x00dev, 5, 0x10);
6585         rt2800_rfcsr_write(rt2x00dev, 6, 0xE4);
6586         rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
6587         rt2800_rfcsr_write(rt2x00dev, 14, 0x00);
6588         rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
6589         rt2800_rfcsr_write(rt2x00dev, 16, 0x00);
6590         rt2800_rfcsr_write(rt2x00dev, 18, 0x03);
6591         rt2800_rfcsr_write(rt2x00dev, 19, 0x4D);
6592         rt2800_rfcsr_write(rt2x00dev, 20, 0x10);
6593         rt2800_rfcsr_write(rt2x00dev, 21, 0x8D);
6594         rt2800_rfcsr_write(rt2x00dev, 26, 0x82);
6595         rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
6596         rt2800_rfcsr_write(rt2x00dev, 29, 0x10);
6597         rt2800_rfcsr_write(rt2x00dev, 33, 0xC0);
6598         rt2800_rfcsr_write(rt2x00dev, 34, 0x07);
6599         rt2800_rfcsr_write(rt2x00dev, 35, 0x12);
6600         rt2800_rfcsr_write(rt2x00dev, 47, 0x0C);
6601         rt2800_rfcsr_write(rt2x00dev, 53, 0x22);
6602         rt2800_rfcsr_write(rt2x00dev, 63, 0x07);
6603
6604         rt2800_rfcsr_write(rt2x00dev, 2, 0x80);
6605         msleep(1);
6606
6607         rt2800_adjust_freq_offset(rt2x00dev);
6608
6609         /* Enable DC filter */
6610         if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C))
6611                 rt2800_bbp_write(rt2x00dev, 103, 0xc0);
6612
6613         rt2800_normal_mode_setup_5xxx(rt2x00dev);
6614
6615         if (rt2x00_rt_rev_lt(rt2x00dev, RT5592, REV_RT5592C))
6616                 rt2800_rfcsr_write(rt2x00dev, 27, 0x03);
6617
6618         rt2800_led_open_drain_enable(rt2x00dev);
6619 }
6620
6621 static void rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
6622 {
6623         if (rt2800_is_305x_soc(rt2x00dev)) {
6624                 rt2800_init_rfcsr_305x_soc(rt2x00dev);
6625                 return;
6626         }
6627
6628         switch (rt2x00dev->chip.rt) {
6629         case RT3070:
6630         case RT3071:
6631         case RT3090:
6632                 rt2800_init_rfcsr_30xx(rt2x00dev);
6633                 break;
6634         case RT3290:
6635                 rt2800_init_rfcsr_3290(rt2x00dev);
6636                 break;
6637         case RT3352:
6638                 rt2800_init_rfcsr_3352(rt2x00dev);
6639                 break;
6640         case RT3390:
6641                 rt2800_init_rfcsr_3390(rt2x00dev);
6642                 break;
6643         case RT3572:
6644                 rt2800_init_rfcsr_3572(rt2x00dev);
6645                 break;
6646         case RT3593:
6647                 rt2800_init_rfcsr_3593(rt2x00dev);
6648                 break;
6649         case RT5390:
6650                 rt2800_init_rfcsr_5390(rt2x00dev);
6651                 break;
6652         case RT5392:
6653                 rt2800_init_rfcsr_5392(rt2x00dev);
6654                 break;
6655         case RT5592:
6656                 rt2800_init_rfcsr_5592(rt2x00dev);
6657                 break;
6658         }
6659 }
6660
6661 int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev)
6662 {
6663         u32 reg;
6664         u16 word;
6665
6666         /*
6667          * Initialize MAC registers.
6668          */
6669         if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
6670                      rt2800_init_registers(rt2x00dev)))
6671                 return -EIO;
6672
6673         /*
6674          * Wait BBP/RF to wake up.
6675          */
6676         if (unlikely(rt2800_wait_bbp_rf_ready(rt2x00dev)))
6677                 return -EIO;
6678
6679         /*
6680          * Send signal during boot time to initialize firmware.
6681          */
6682         rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
6683         rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
6684         if (rt2x00_is_usb(rt2x00dev))
6685                 rt2800_register_write(rt2x00dev, H2M_INT_SRC, 0);
6686         rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0, 0, 0);
6687         msleep(1);
6688
6689         /*
6690          * Make sure BBP is up and running.
6691          */
6692         if (unlikely(rt2800_wait_bbp_ready(rt2x00dev)))
6693                 return -EIO;
6694
6695         /*
6696          * Initialize BBP/RF registers.
6697          */
6698         rt2800_init_bbp(rt2x00dev);
6699         rt2800_init_rfcsr(rt2x00dev);
6700
6701         if (rt2x00_is_usb(rt2x00dev) &&
6702             (rt2x00_rt(rt2x00dev, RT3070) ||
6703              rt2x00_rt(rt2x00dev, RT3071) ||
6704              rt2x00_rt(rt2x00dev, RT3572))) {
6705                 udelay(200);
6706                 rt2800_mcu_request(rt2x00dev, MCU_CURRENT, 0, 0, 0);
6707                 udelay(10);
6708         }
6709
6710         /*
6711          * Enable RX.
6712          */
6713         rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
6714         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
6715         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 0);
6716         rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
6717
6718         udelay(50);
6719
6720         rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
6721         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1);
6722         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1);
6723         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 2);
6724         rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
6725         rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
6726
6727         rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
6728         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
6729         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 1);
6730         rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
6731
6732         /*
6733          * Initialize LED control
6734          */
6735         rt2800_eeprom_read(rt2x00dev, EEPROM_LED_AG_CONF, &word);
6736         rt2800_mcu_request(rt2x00dev, MCU_LED_AG_CONF, 0xff,
6737                            word & 0xff, (word >> 8) & 0xff);
6738
6739         rt2800_eeprom_read(rt2x00dev, EEPROM_LED_ACT_CONF, &word);
6740         rt2800_mcu_request(rt2x00dev, MCU_LED_ACT_CONF, 0xff,
6741                            word & 0xff, (word >> 8) & 0xff);
6742
6743         rt2800_eeprom_read(rt2x00dev, EEPROM_LED_POLARITY, &word);
6744         rt2800_mcu_request(rt2x00dev, MCU_LED_LED_POLARITY, 0xff,
6745                            word & 0xff, (word >> 8) & 0xff);
6746
6747         return 0;
6748 }
6749 EXPORT_SYMBOL_GPL(rt2800_enable_radio);
6750
6751 void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev)
6752 {
6753         u32 reg;
6754
6755         rt2800_disable_wpdma(rt2x00dev);
6756
6757         /* Wait for DMA, ignore error */
6758         rt2800_wait_wpdma_ready(rt2x00dev);
6759
6760         rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
6761         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 0);
6762         rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 0);
6763         rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
6764 }
6765 EXPORT_SYMBOL_GPL(rt2800_disable_radio);
6766
6767 int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev)
6768 {
6769         u32 reg;
6770         u16 efuse_ctrl_reg;
6771
6772         if (rt2x00_rt(rt2x00dev, RT3290))
6773                 efuse_ctrl_reg = EFUSE_CTRL_3290;
6774         else
6775                 efuse_ctrl_reg = EFUSE_CTRL;
6776
6777         rt2800_register_read(rt2x00dev, efuse_ctrl_reg, &reg);
6778         return rt2x00_get_field32(reg, EFUSE_CTRL_PRESENT);
6779 }
6780 EXPORT_SYMBOL_GPL(rt2800_efuse_detect);
6781
6782 static void rt2800_efuse_read(struct rt2x00_dev *rt2x00dev, unsigned int i)
6783 {
6784         u32 reg;
6785         u16 efuse_ctrl_reg;
6786         u16 efuse_data0_reg;
6787         u16 efuse_data1_reg;
6788         u16 efuse_data2_reg;
6789         u16 efuse_data3_reg;
6790
6791         if (rt2x00_rt(rt2x00dev, RT3290)) {
6792                 efuse_ctrl_reg = EFUSE_CTRL_3290;
6793                 efuse_data0_reg = EFUSE_DATA0_3290;
6794                 efuse_data1_reg = EFUSE_DATA1_3290;
6795                 efuse_data2_reg = EFUSE_DATA2_3290;
6796                 efuse_data3_reg = EFUSE_DATA3_3290;
6797         } else {
6798                 efuse_ctrl_reg = EFUSE_CTRL;
6799                 efuse_data0_reg = EFUSE_DATA0;
6800                 efuse_data1_reg = EFUSE_DATA1;
6801                 efuse_data2_reg = EFUSE_DATA2;
6802                 efuse_data3_reg = EFUSE_DATA3;
6803         }
6804         mutex_lock(&rt2x00dev->csr_mutex);
6805
6806         rt2800_register_read_lock(rt2x00dev, efuse_ctrl_reg, &reg);
6807         rt2x00_set_field32(&reg, EFUSE_CTRL_ADDRESS_IN, i);
6808         rt2x00_set_field32(&reg, EFUSE_CTRL_MODE, 0);
6809         rt2x00_set_field32(&reg, EFUSE_CTRL_KICK, 1);
6810         rt2800_register_write_lock(rt2x00dev, efuse_ctrl_reg, reg);
6811
6812         /* Wait until the EEPROM has been loaded */
6813         rt2800_regbusy_read(rt2x00dev, efuse_ctrl_reg, EFUSE_CTRL_KICK, &reg);
6814         /* Apparently the data is read from end to start */
6815         rt2800_register_read_lock(rt2x00dev, efuse_data3_reg, &reg);
6816         /* The returned value is in CPU order, but eeprom is le */
6817         *(u32 *)&rt2x00dev->eeprom[i] = cpu_to_le32(reg);
6818         rt2800_register_read_lock(rt2x00dev, efuse_data2_reg, &reg);
6819         *(u32 *)&rt2x00dev->eeprom[i + 2] = cpu_to_le32(reg);
6820         rt2800_register_read_lock(rt2x00dev, efuse_data1_reg, &reg);
6821         *(u32 *)&rt2x00dev->eeprom[i + 4] = cpu_to_le32(reg);
6822         rt2800_register_read_lock(rt2x00dev, efuse_data0_reg, &reg);
6823         *(u32 *)&rt2x00dev->eeprom[i + 6] = cpu_to_le32(reg);
6824
6825         mutex_unlock(&rt2x00dev->csr_mutex);
6826 }
6827
6828 int rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev)
6829 {
6830         unsigned int i;
6831
6832         for (i = 0; i < EEPROM_SIZE / sizeof(u16); i += 8)
6833                 rt2800_efuse_read(rt2x00dev, i);
6834
6835         return 0;
6836 }
6837 EXPORT_SYMBOL_GPL(rt2800_read_eeprom_efuse);
6838
6839 static u8 rt2800_get_txmixer_gain_24g(struct rt2x00_dev *rt2x00dev)
6840 {
6841         u16 word;
6842
6843         if (rt2x00_rt(rt2x00dev, RT3593))
6844                 return 0;
6845
6846         rt2800_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG, &word);
6847         if ((word & 0x00ff) != 0x00ff)
6848                 return rt2x00_get_field16(word, EEPROM_TXMIXER_GAIN_BG_VAL);
6849
6850         return 0;
6851 }
6852
6853 static u8 rt2800_get_txmixer_gain_5g(struct rt2x00_dev *rt2x00dev)
6854 {
6855         u16 word;
6856
6857         if (rt2x00_rt(rt2x00dev, RT3593))
6858                 return 0;
6859
6860         rt2800_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_A, &word);
6861         if ((word & 0x00ff) != 0x00ff)
6862                 return rt2x00_get_field16(word, EEPROM_TXMIXER_GAIN_A_VAL);
6863
6864         return 0;
6865 }
6866
6867 static int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev)
6868 {
6869         struct rt2800_drv_data *drv_data = rt2x00dev->drv_data;
6870         u16 word;
6871         u8 *mac;
6872         u8 default_lna_gain;
6873         int retval;
6874
6875         /*
6876          * Read the EEPROM.
6877          */
6878         retval = rt2800_read_eeprom(rt2x00dev);
6879         if (retval)
6880                 return retval;
6881
6882         /*
6883          * Start validation of the data that has been read.
6884          */
6885         mac = rt2800_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0);
6886         if (!is_valid_ether_addr(mac)) {
6887                 eth_random_addr(mac);
6888                 rt2x00_eeprom_dbg(rt2x00dev, "MAC: %pM\n", mac);
6889         }
6890
6891         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &word);
6892         if (word == 0xffff) {
6893                 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2);
6894                 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_TXPATH, 1);
6895                 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RF_TYPE, RF2820);
6896                 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word);
6897                 rt2x00_eeprom_dbg(rt2x00dev, "Antenna: 0x%04x\n", word);
6898         } else if (rt2x00_rt(rt2x00dev, RT2860) ||
6899                    rt2x00_rt(rt2x00dev, RT2872)) {
6900                 /*
6901                  * There is a max of 2 RX streams for RT28x0 series
6902                  */
6903                 if (rt2x00_get_field16(word, EEPROM_NIC_CONF0_RXPATH) > 2)
6904                         rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2);
6905                 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word);
6906         }
6907
6908         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &word);
6909         if (word == 0xffff) {
6910                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_HW_RADIO, 0);
6911                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC, 0);
6912                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G, 0);
6913                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G, 0);
6914                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_CARDBUS_ACCEL, 0);
6915                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_2G, 0);
6916                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_5G, 0);
6917                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_WPS_PBC, 0);
6918                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_2G, 0);
6919                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_5G, 0);
6920                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BROADBAND_EXT_LNA, 0);
6921                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_ANT_DIVERSITY, 0);
6922                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_INTERNAL_TX_ALC, 0);
6923                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BT_COEXIST, 0);
6924                 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_DAC_TEST, 0);
6925                 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF1, word);
6926                 rt2x00_eeprom_dbg(rt2x00dev, "NIC: 0x%04x\n", word);
6927         }
6928
6929         rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ, &word);
6930         if ((word & 0x00ff) == 0x00ff) {
6931                 rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0);
6932                 rt2800_eeprom_write(rt2x00dev, EEPROM_FREQ, word);
6933                 rt2x00_eeprom_dbg(rt2x00dev, "Freq: 0x%04x\n", word);
6934         }
6935         if ((word & 0xff00) == 0xff00) {
6936                 rt2x00_set_field16(&word, EEPROM_FREQ_LED_MODE,
6937                                    LED_MODE_TXRX_ACTIVITY);
6938                 rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0);
6939                 rt2800_eeprom_write(rt2x00dev, EEPROM_FREQ, word);
6940                 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_AG_CONF, 0x5555);
6941                 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_ACT_CONF, 0x2221);
6942                 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_POLARITY, 0xa9f8);
6943                 rt2x00_eeprom_dbg(rt2x00dev, "Led Mode: 0x%04x\n", word);
6944         }
6945
6946         /*
6947          * During the LNA validation we are going to use
6948          * lna0 as correct value. Note that EEPROM_LNA
6949          * is never validated.
6950          */
6951         rt2800_eeprom_read(rt2x00dev, EEPROM_LNA, &word);
6952         default_lna_gain = rt2x00_get_field16(word, EEPROM_LNA_A0);
6953
6954         rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &word);
6955         if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET0)) > 10)
6956                 rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET0, 0);
6957         if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET1)) > 10)
6958                 rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET1, 0);
6959         rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_BG, word);
6960
6961         drv_data->txmixer_gain_24g = rt2800_get_txmixer_gain_24g(rt2x00dev);
6962
6963         rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &word);
6964         if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG2_OFFSET2)) > 10)
6965                 rt2x00_set_field16(&word, EEPROM_RSSI_BG2_OFFSET2, 0);
6966         if (!rt2x00_rt(rt2x00dev, RT3593)) {
6967                 if (rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0x00 ||
6968                     rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0xff)
6969                         rt2x00_set_field16(&word, EEPROM_RSSI_BG2_LNA_A1,
6970                                            default_lna_gain);
6971         }
6972         rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_BG2, word);
6973
6974         drv_data->txmixer_gain_5g = rt2800_get_txmixer_gain_5g(rt2x00dev);
6975
6976         rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &word);
6977         if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET0)) > 10)
6978                 rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET0, 0);
6979         if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET1)) > 10)
6980                 rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET1, 0);
6981         rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_A, word);
6982
6983         rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &word);
6984         if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A2_OFFSET2)) > 10)
6985                 rt2x00_set_field16(&word, EEPROM_RSSI_A2_OFFSET2, 0);
6986         if (!rt2x00_rt(rt2x00dev, RT3593)) {
6987                 if (rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0x00 ||
6988                     rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0xff)
6989                         rt2x00_set_field16(&word, EEPROM_RSSI_A2_LNA_A2,
6990                                            default_lna_gain);
6991         }
6992         rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_A2, word);
6993
6994         if (rt2x00_rt(rt2x00dev, RT3593)) {
6995                 rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2, &word);
6996                 if (rt2x00_get_field16(word, EEPROM_EXT_LNA2_A1) == 0x00 ||
6997                     rt2x00_get_field16(word, EEPROM_EXT_LNA2_A1) == 0xff)
6998                         rt2x00_set_field16(&word, EEPROM_EXT_LNA2_A1,
6999                                            default_lna_gain);
7000                 if (rt2x00_get_field16(word, EEPROM_EXT_LNA2_A2) == 0x00 ||
7001                     rt2x00_get_field16(word, EEPROM_EXT_LNA2_A2) == 0xff)
7002                         rt2x00_set_field16(&word, EEPROM_EXT_LNA2_A1,
7003                                            default_lna_gain);
7004                 rt2800_eeprom_write(rt2x00dev, EEPROM_EXT_LNA2, word);
7005         }
7006
7007         return 0;
7008 }
7009
7010 static int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
7011 {
7012         u16 value;
7013         u16 eeprom;
7014         u16 rf;
7015
7016         /*
7017          * Read EEPROM word for configuration.
7018          */
7019         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
7020
7021         /*
7022          * Identify RF chipset by EEPROM value
7023          * RT28xx/RT30xx: defined in "EEPROM_NIC_CONF0_RF_TYPE" field
7024          * RT53xx: defined in "EEPROM_CHIP_ID" field
7025          */
7026         if (rt2x00_rt(rt2x00dev, RT3290) ||
7027             rt2x00_rt(rt2x00dev, RT5390) ||
7028             rt2x00_rt(rt2x00dev, RT5392))
7029                 rt2800_eeprom_read(rt2x00dev, EEPROM_CHIP_ID, &rf);
7030         else
7031                 rf = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE);
7032
7033         switch (rf) {
7034         case RF2820:
7035         case RF2850:
7036         case RF2720:
7037         case RF2750:
7038         case RF3020:
7039         case RF2020:
7040         case RF3021:
7041         case RF3022:
7042         case RF3052:
7043         case RF3053:
7044         case RF3070:
7045         case RF3290:
7046         case RF3320:
7047         case RF3322:
7048         case RF5360:
7049         case RF5370:
7050         case RF5372:
7051         case RF5390:
7052         case RF5392:
7053         case RF5592:
7054                 break;
7055         default:
7056                 rt2x00_err(rt2x00dev, "Invalid RF chipset 0x%04x detected\n",
7057                            rf);
7058                 return -ENODEV;
7059         }
7060
7061         rt2x00_set_rf(rt2x00dev, rf);
7062
7063         /*
7064          * Identify default antenna configuration.
7065          */
7066         rt2x00dev->default_ant.tx_chain_num =
7067             rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH);
7068         rt2x00dev->default_ant.rx_chain_num =
7069             rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH);
7070
7071         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
7072
7073         if (rt2x00_rt(rt2x00dev, RT3070) ||
7074             rt2x00_rt(rt2x00dev, RT3090) ||
7075             rt2x00_rt(rt2x00dev, RT3352) ||
7076             rt2x00_rt(rt2x00dev, RT3390)) {
7077                 value = rt2x00_get_field16(eeprom,
7078                                 EEPROM_NIC_CONF1_ANT_DIVERSITY);
7079                 switch (value) {
7080                 case 0:
7081                 case 1:
7082                 case 2:
7083                         rt2x00dev->default_ant.tx = ANTENNA_A;
7084                         rt2x00dev->default_ant.rx = ANTENNA_A;
7085                         break;
7086                 case 3:
7087                         rt2x00dev->default_ant.tx = ANTENNA_A;
7088                         rt2x00dev->default_ant.rx = ANTENNA_B;
7089                         break;
7090                 }
7091         } else {
7092                 rt2x00dev->default_ant.tx = ANTENNA_A;
7093                 rt2x00dev->default_ant.rx = ANTENNA_A;
7094         }
7095
7096         if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R)) {
7097                 rt2x00dev->default_ant.tx = ANTENNA_HW_DIVERSITY; /* Unused */
7098                 rt2x00dev->default_ant.rx = ANTENNA_HW_DIVERSITY; /* Unused */
7099         }
7100
7101         /*
7102          * Determine external LNA informations.
7103          */
7104         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G))
7105                 __set_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags);
7106         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G))
7107                 __set_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags);
7108
7109         /*
7110          * Detect if this device has an hardware controlled radio.
7111          */
7112         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_HW_RADIO))
7113                 __set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
7114
7115         /*
7116          * Detect if this device has Bluetooth co-existence.
7117          */
7118         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_BT_COEXIST))
7119                 __set_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags);
7120
7121         /*
7122          * Read frequency offset and RF programming sequence.
7123          */
7124         rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom);
7125         rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET);
7126
7127         /*
7128          * Store led settings, for correct led behaviour.
7129          */
7130 #ifdef CONFIG_RT2X00_LIB_LEDS
7131         rt2800_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO);
7132         rt2800_init_led(rt2x00dev, &rt2x00dev->led_assoc, LED_TYPE_ASSOC);
7133         rt2800_init_led(rt2x00dev, &rt2x00dev->led_qual, LED_TYPE_QUALITY);
7134
7135         rt2x00dev->led_mcu_reg = eeprom;
7136 #endif /* CONFIG_RT2X00_LIB_LEDS */
7137
7138         /*
7139          * Check if support EIRP tx power limit feature.
7140          */
7141         rt2800_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER, &eeprom);
7142
7143         if (rt2x00_get_field16(eeprom, EEPROM_EIRP_MAX_TX_POWER_2GHZ) <
7144                                         EIRP_MAX_TX_POWER_LIMIT)
7145                 __set_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags);
7146
7147         return 0;
7148 }
7149
7150 /*
7151  * RF value list for rt28xx
7152  * Supports: 2.4 GHz (all) & 5.2 GHz (RF2850 & RF2750)
7153  */
7154 static const struct rf_channel rf_vals[] = {
7155         { 1,  0x18402ecc, 0x184c0786, 0x1816b455, 0x1800510b },
7156         { 2,  0x18402ecc, 0x184c0786, 0x18168a55, 0x1800519f },
7157         { 3,  0x18402ecc, 0x184c078a, 0x18168a55, 0x1800518b },
7158         { 4,  0x18402ecc, 0x184c078a, 0x18168a55, 0x1800519f },
7159         { 5,  0x18402ecc, 0x184c078e, 0x18168a55, 0x1800518b },
7160         { 6,  0x18402ecc, 0x184c078e, 0x18168a55, 0x1800519f },
7161         { 7,  0x18402ecc, 0x184c0792, 0x18168a55, 0x1800518b },
7162         { 8,  0x18402ecc, 0x184c0792, 0x18168a55, 0x1800519f },
7163         { 9,  0x18402ecc, 0x184c0796, 0x18168a55, 0x1800518b },
7164         { 10, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800519f },
7165         { 11, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800518b },
7166         { 12, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800519f },
7167         { 13, 0x18402ecc, 0x184c079e, 0x18168a55, 0x1800518b },
7168         { 14, 0x18402ecc, 0x184c07a2, 0x18168a55, 0x18005193 },
7169
7170         /* 802.11 UNI / HyperLan 2 */
7171         { 36, 0x18402ecc, 0x184c099a, 0x18158a55, 0x180ed1a3 },
7172         { 38, 0x18402ecc, 0x184c099e, 0x18158a55, 0x180ed193 },
7173         { 40, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed183 },
7174         { 44, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed1a3 },
7175         { 46, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed18b },
7176         { 48, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed19b },
7177         { 52, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed193 },
7178         { 54, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed1a3 },
7179         { 56, 0x18402ec8, 0x184c068e, 0x18158a55, 0x180ed18b },
7180         { 60, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed183 },
7181         { 62, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed193 },
7182         { 64, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed1a3 },
7183
7184         /* 802.11 HyperLan 2 */
7185         { 100, 0x18402ec8, 0x184c06b2, 0x18178a55, 0x180ed783 },
7186         { 102, 0x18402ec8, 0x184c06b2, 0x18578a55, 0x180ed793 },
7187         { 104, 0x18402ec8, 0x185c06b2, 0x18578a55, 0x180ed1a3 },
7188         { 108, 0x18402ecc, 0x185c0a32, 0x18578a55, 0x180ed193 },
7189         { 110, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed183 },
7190         { 112, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed19b },
7191         { 116, 0x18402ecc, 0x184c0a3a, 0x18178a55, 0x180ed1a3 },
7192         { 118, 0x18402ecc, 0x184c0a3e, 0x18178a55, 0x180ed193 },
7193         { 120, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed183 },
7194         { 124, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed193 },
7195         { 126, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed15b },
7196         { 128, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed1a3 },
7197         { 132, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed18b },
7198         { 134, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed193 },
7199         { 136, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed19b },
7200         { 140, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed183 },
7201
7202         /* 802.11 UNII */
7203         { 149, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed1a7 },
7204         { 151, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed187 },
7205         { 153, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed18f },
7206         { 157, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed19f },
7207         { 159, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed1a7 },
7208         { 161, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed187 },
7209         { 165, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed197 },
7210         { 167, 0x18402ec4, 0x184c03d2, 0x18179855, 0x1815531f },
7211         { 169, 0x18402ec4, 0x184c03d2, 0x18179855, 0x18155327 },
7212         { 171, 0x18402ec4, 0x184c03d6, 0x18179855, 0x18155307 },
7213         { 173, 0x18402ec4, 0x184c03d6, 0x18179855, 0x1815530f },
7214
7215         /* 802.11 Japan */
7216         { 184, 0x15002ccc, 0x1500491e, 0x1509be55, 0x150c0a0b },
7217         { 188, 0x15002ccc, 0x15004922, 0x1509be55, 0x150c0a13 },
7218         { 192, 0x15002ccc, 0x15004926, 0x1509be55, 0x150c0a1b },
7219         { 196, 0x15002ccc, 0x1500492a, 0x1509be55, 0x150c0a23 },
7220         { 208, 0x15002ccc, 0x1500493a, 0x1509be55, 0x150c0a13 },
7221         { 212, 0x15002ccc, 0x1500493e, 0x1509be55, 0x150c0a1b },
7222         { 216, 0x15002ccc, 0x15004982, 0x1509be55, 0x150c0a23 },
7223 };
7224
7225 /*
7226  * RF value list for rt3xxx
7227  * Supports: 2.4 GHz (all) & 5.2 GHz (RF3052)
7228  */
7229 static const struct rf_channel rf_vals_3x[] = {
7230         {1,  241, 2, 2 },
7231         {2,  241, 2, 7 },
7232         {3,  242, 2, 2 },
7233         {4,  242, 2, 7 },
7234         {5,  243, 2, 2 },
7235         {6,  243, 2, 7 },
7236         {7,  244, 2, 2 },
7237         {8,  244, 2, 7 },
7238         {9,  245, 2, 2 },
7239         {10, 245, 2, 7 },
7240         {11, 246, 2, 2 },
7241         {12, 246, 2, 7 },
7242         {13, 247, 2, 2 },
7243         {14, 248, 2, 4 },
7244
7245         /* 802.11 UNI / HyperLan 2 */
7246         {36, 0x56, 0, 4},
7247         {38, 0x56, 0, 6},
7248         {40, 0x56, 0, 8},
7249         {44, 0x57, 0, 0},
7250         {46, 0x57, 0, 2},
7251         {48, 0x57, 0, 4},
7252         {52, 0x57, 0, 8},
7253         {54, 0x57, 0, 10},
7254         {56, 0x58, 0, 0},
7255         {60, 0x58, 0, 4},
7256         {62, 0x58, 0, 6},
7257         {64, 0x58, 0, 8},
7258
7259         /* 802.11 HyperLan 2 */
7260         {100, 0x5b, 0, 8},
7261         {102, 0x5b, 0, 10},
7262         {104, 0x5c, 0, 0},
7263         {108, 0x5c, 0, 4},
7264         {110, 0x5c, 0, 6},
7265         {112, 0x5c, 0, 8},
7266         {116, 0x5d, 0, 0},
7267         {118, 0x5d, 0, 2},
7268         {120, 0x5d, 0, 4},
7269         {124, 0x5d, 0, 8},
7270         {126, 0x5d, 0, 10},
7271         {128, 0x5e, 0, 0},
7272         {132, 0x5e, 0, 4},
7273         {134, 0x5e, 0, 6},
7274         {136, 0x5e, 0, 8},
7275         {140, 0x5f, 0, 0},
7276
7277         /* 802.11 UNII */
7278         {149, 0x5f, 0, 9},
7279         {151, 0x5f, 0, 11},
7280         {153, 0x60, 0, 1},
7281         {157, 0x60, 0, 5},
7282         {159, 0x60, 0, 7},
7283         {161, 0x60, 0, 9},
7284         {165, 0x61, 0, 1},
7285         {167, 0x61, 0, 3},
7286         {169, 0x61, 0, 5},
7287         {171, 0x61, 0, 7},
7288         {173, 0x61, 0, 9},
7289 };
7290
7291 static const struct rf_channel rf_vals_5592_xtal20[] = {
7292         /* Channel, N, K, mod, R */
7293         {1, 482, 4, 10, 3},
7294         {2, 483, 4, 10, 3},
7295         {3, 484, 4, 10, 3},
7296         {4, 485, 4, 10, 3},
7297         {5, 486, 4, 10, 3},
7298         {6, 487, 4, 10, 3},
7299         {7, 488, 4, 10, 3},
7300         {8, 489, 4, 10, 3},
7301         {9, 490, 4, 10, 3},
7302         {10, 491, 4, 10, 3},
7303         {11, 492, 4, 10, 3},
7304         {12, 493, 4, 10, 3},
7305         {13, 494, 4, 10, 3},
7306         {14, 496, 8, 10, 3},
7307         {36, 172, 8, 12, 1},
7308         {38, 173, 0, 12, 1},
7309         {40, 173, 4, 12, 1},
7310         {42, 173, 8, 12, 1},
7311         {44, 174, 0, 12, 1},
7312         {46, 174, 4, 12, 1},
7313         {48, 174, 8, 12, 1},
7314         {50, 175, 0, 12, 1},
7315         {52, 175, 4, 12, 1},
7316         {54, 175, 8, 12, 1},
7317         {56, 176, 0, 12, 1},
7318         {58, 176, 4, 12, 1},
7319         {60, 176, 8, 12, 1},
7320         {62, 177, 0, 12, 1},
7321         {64, 177, 4, 12, 1},
7322         {100, 183, 4, 12, 1},
7323         {102, 183, 8, 12, 1},
7324         {104, 184, 0, 12, 1},
7325         {106, 184, 4, 12, 1},
7326         {108, 184, 8, 12, 1},
7327         {110, 185, 0, 12, 1},
7328         {112, 185, 4, 12, 1},
7329         {114, 185, 8, 12, 1},
7330         {116, 186, 0, 12, 1},
7331         {118, 186, 4, 12, 1},
7332         {120, 186, 8, 12, 1},
7333         {122, 187, 0, 12, 1},
7334         {124, 187, 4, 12, 1},
7335         {126, 187, 8, 12, 1},
7336         {128, 188, 0, 12, 1},
7337         {130, 188, 4, 12, 1},
7338         {132, 188, 8, 12, 1},
7339         {134, 189, 0, 12, 1},
7340         {136, 189, 4, 12, 1},
7341         {138, 189, 8, 12, 1},
7342         {140, 190, 0, 12, 1},
7343         {149, 191, 6, 12, 1},
7344         {151, 191, 10, 12, 1},
7345         {153, 192, 2, 12, 1},
7346         {155, 192, 6, 12, 1},
7347         {157, 192, 10, 12, 1},
7348         {159, 193, 2, 12, 1},
7349         {161, 193, 6, 12, 1},
7350         {165, 194, 2, 12, 1},
7351         {184, 164, 0, 12, 1},
7352         {188, 164, 4, 12, 1},
7353         {192, 165, 8, 12, 1},
7354         {196, 166, 0, 12, 1},
7355 };
7356
7357 static const struct rf_channel rf_vals_5592_xtal40[] = {
7358         /* Channel, N, K, mod, R */
7359         {1, 241, 2, 10, 3},
7360         {2, 241, 7, 10, 3},
7361         {3, 242, 2, 10, 3},
7362         {4, 242, 7, 10, 3},
7363         {5, 243, 2, 10, 3},
7364         {6, 243, 7, 10, 3},
7365         {7, 244, 2, 10, 3},
7366         {8, 244, 7, 10, 3},
7367         {9, 245, 2, 10, 3},
7368         {10, 245, 7, 10, 3},
7369         {11, 246, 2, 10, 3},
7370         {12, 246, 7, 10, 3},
7371         {13, 247, 2, 10, 3},
7372         {14, 248, 4, 10, 3},
7373         {36, 86, 4, 12, 1},
7374         {38, 86, 6, 12, 1},
7375         {40, 86, 8, 12, 1},
7376         {42, 86, 10, 12, 1},
7377         {44, 87, 0, 12, 1},
7378         {46, 87, 2, 12, 1},
7379         {48, 87, 4, 12, 1},
7380         {50, 87, 6, 12, 1},
7381         {52, 87, 8, 12, 1},
7382         {54, 87, 10, 12, 1},
7383         {56, 88, 0, 12, 1},
7384         {58, 88, 2, 12, 1},
7385         {60, 88, 4, 12, 1},
7386         {62, 88, 6, 12, 1},
7387         {64, 88, 8, 12, 1},
7388         {100, 91, 8, 12, 1},
7389         {102, 91, 10, 12, 1},
7390         {104, 92, 0, 12, 1},
7391         {106, 92, 2, 12, 1},
7392         {108, 92, 4, 12, 1},
7393         {110, 92, 6, 12, 1},
7394         {112, 92, 8, 12, 1},
7395         {114, 92, 10, 12, 1},
7396         {116, 93, 0, 12, 1},
7397         {118, 93, 2, 12, 1},
7398         {120, 93, 4, 12, 1},
7399         {122, 93, 6, 12, 1},
7400         {124, 93, 8, 12, 1},
7401         {126, 93, 10, 12, 1},
7402         {128, 94, 0, 12, 1},
7403         {130, 94, 2, 12, 1},
7404         {132, 94, 4, 12, 1},
7405         {134, 94, 6, 12, 1},
7406         {136, 94, 8, 12, 1},
7407         {138, 94, 10, 12, 1},
7408         {140, 95, 0, 12, 1},
7409         {149, 95, 9, 12, 1},
7410         {151, 95, 11, 12, 1},
7411         {153, 96, 1, 12, 1},
7412         {155, 96, 3, 12, 1},
7413         {157, 96, 5, 12, 1},
7414         {159, 96, 7, 12, 1},
7415         {161, 96, 9, 12, 1},
7416         {165, 97, 1, 12, 1},
7417         {184, 82, 0, 12, 1},
7418         {188, 82, 4, 12, 1},
7419         {192, 82, 8, 12, 1},
7420         {196, 83, 0, 12, 1},
7421 };
7422
7423 static const struct rf_channel rf_vals_3053[] = {
7424         /* Channel, N, R, K */
7425         {1, 241, 2, 2},
7426         {2, 241, 2, 7},
7427         {3, 242, 2, 2},
7428         {4, 242, 2, 7},
7429         {5, 243, 2, 2},
7430         {6, 243, 2, 7},
7431         {7, 244, 2, 2},
7432         {8, 244, 2, 7},
7433         {9, 245, 2, 2},
7434         {10, 245, 2, 7},
7435         {11, 246, 2, 2},
7436         {12, 246, 2, 7},
7437         {13, 247, 2, 2},
7438         {14, 248, 2, 4},
7439
7440         {36, 0x56, 0, 4},
7441         {38, 0x56, 0, 6},
7442         {40, 0x56, 0, 8},
7443         {44, 0x57, 0, 0},
7444         {46, 0x57, 0, 2},
7445         {48, 0x57, 0, 4},
7446         {52, 0x57, 0, 8},
7447         {54, 0x57, 0, 10},
7448         {56, 0x58, 0, 0},
7449         {60, 0x58, 0, 4},
7450         {62, 0x58, 0, 6},
7451         {64, 0x58, 0, 8},
7452
7453         {100, 0x5B, 0, 8},
7454         {102, 0x5B, 0, 10},
7455         {104, 0x5C, 0, 0},
7456         {108, 0x5C, 0, 4},
7457         {110, 0x5C, 0, 6},
7458         {112, 0x5C, 0, 8},
7459
7460         /* NOTE: Channel 114 has been removed intentionally.
7461          * The EEPROM contains no TX power values for that,
7462          * and it is disabled in the vendor driver as well.
7463          */
7464
7465         {116, 0x5D, 0, 0},
7466         {118, 0x5D, 0, 2},
7467         {120, 0x5D, 0, 4},
7468         {124, 0x5D, 0, 8},
7469         {126, 0x5D, 0, 10},
7470         {128, 0x5E, 0, 0},
7471         {132, 0x5E, 0, 4},
7472         {134, 0x5E, 0, 6},
7473         {136, 0x5E, 0, 8},
7474         {140, 0x5F, 0, 0},
7475
7476         {149, 0x5F, 0, 9},
7477         {151, 0x5F, 0, 11},
7478         {153, 0x60, 0, 1},
7479         {157, 0x60, 0, 5},
7480         {159, 0x60, 0, 7},
7481         {161, 0x60, 0, 9},
7482         {165, 0x61, 0, 1},
7483         {167, 0x61, 0, 3},
7484         {169, 0x61, 0, 5},
7485         {171, 0x61, 0, 7},
7486         {173, 0x61, 0, 9},
7487 };
7488
7489 static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
7490 {
7491         struct hw_mode_spec *spec = &rt2x00dev->spec;
7492         struct channel_info *info;
7493         char *default_power1;
7494         char *default_power2;
7495         char *default_power3;
7496         unsigned int i;
7497         u16 eeprom;
7498         u32 reg;
7499
7500         /*
7501          * Disable powersaving as default on PCI devices.
7502          */
7503         if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev))
7504                 rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
7505
7506         /*
7507          * Initialize all hw fields.
7508          */
7509         rt2x00dev->hw->flags =
7510             IEEE80211_HW_SIGNAL_DBM |
7511             IEEE80211_HW_SUPPORTS_PS |
7512             IEEE80211_HW_PS_NULLFUNC_STACK |
7513             IEEE80211_HW_AMPDU_AGGREGATION |
7514             IEEE80211_HW_REPORTS_TX_ACK_STATUS |
7515             IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
7516
7517         /*
7518          * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices
7519          * unless we are capable of sending the buffered frames out after the
7520          * DTIM transmission using rt2x00lib_beacondone. This will send out
7521          * multicast and broadcast traffic immediately instead of buffering it
7522          * infinitly and thus dropping it after some time.
7523          */
7524         if (!rt2x00_is_usb(rt2x00dev))
7525                 rt2x00dev->hw->flags |=
7526                         IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
7527
7528         SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev);
7529         SET_IEEE80211_PERM_ADDR(rt2x00dev->hw,
7530                                 rt2800_eeprom_addr(rt2x00dev,
7531                                                    EEPROM_MAC_ADDR_0));
7532
7533         /*
7534          * As rt2800 has a global fallback table we cannot specify
7535          * more then one tx rate per frame but since the hw will
7536          * try several rates (based on the fallback table) we should
7537          * initialize max_report_rates to the maximum number of rates
7538          * we are going to try. Otherwise mac80211 will truncate our
7539          * reported tx rates and the rc algortihm will end up with
7540          * incorrect data.
7541          */
7542         rt2x00dev->hw->max_rates = 1;
7543         rt2x00dev->hw->max_report_rates = 7;
7544         rt2x00dev->hw->max_rate_tries = 1;
7545
7546         rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom);
7547
7548         /*
7549          * Initialize hw_mode information.
7550          */
7551         spec->supported_bands = SUPPORT_BAND_2GHZ;
7552         spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
7553
7554         if (rt2x00_rf(rt2x00dev, RF2820) ||
7555             rt2x00_rf(rt2x00dev, RF2720)) {
7556                 spec->num_channels = 14;
7557                 spec->channels = rf_vals;
7558         } else if (rt2x00_rf(rt2x00dev, RF2850) ||
7559                    rt2x00_rf(rt2x00dev, RF2750)) {
7560                 spec->supported_bands |= SUPPORT_BAND_5GHZ;
7561                 spec->num_channels = ARRAY_SIZE(rf_vals);
7562                 spec->channels = rf_vals;
7563         } else if (rt2x00_rf(rt2x00dev, RF3020) ||
7564                    rt2x00_rf(rt2x00dev, RF2020) ||
7565                    rt2x00_rf(rt2x00dev, RF3021) ||
7566                    rt2x00_rf(rt2x00dev, RF3022) ||
7567                    rt2x00_rf(rt2x00dev, RF3070) ||
7568                    rt2x00_rf(rt2x00dev, RF3290) ||
7569                    rt2x00_rf(rt2x00dev, RF3320) ||
7570                    rt2x00_rf(rt2x00dev, RF3322) ||
7571                    rt2x00_rf(rt2x00dev, RF5360) ||
7572                    rt2x00_rf(rt2x00dev, RF5370) ||
7573                    rt2x00_rf(rt2x00dev, RF5372) ||
7574                    rt2x00_rf(rt2x00dev, RF5390) ||
7575                    rt2x00_rf(rt2x00dev, RF5392)) {
7576                 spec->num_channels = 14;
7577                 spec->channels = rf_vals_3x;
7578         } else if (rt2x00_rf(rt2x00dev, RF3052)) {
7579                 spec->supported_bands |= SUPPORT_BAND_5GHZ;
7580                 spec->num_channels = ARRAY_SIZE(rf_vals_3x);
7581                 spec->channels = rf_vals_3x;
7582         } else if (rt2x00_rf(rt2x00dev, RF3053)) {
7583                 spec->supported_bands |= SUPPORT_BAND_5GHZ;
7584                 spec->num_channels = ARRAY_SIZE(rf_vals_3053);
7585                 spec->channels = rf_vals_3053;
7586         } else if (rt2x00_rf(rt2x00dev, RF5592)) {
7587                 spec->supported_bands |= SUPPORT_BAND_5GHZ;
7588
7589                 rt2800_register_read(rt2x00dev, MAC_DEBUG_INDEX, &reg);
7590                 if (rt2x00_get_field32(reg, MAC_DEBUG_INDEX_XTAL)) {
7591                         spec->num_channels = ARRAY_SIZE(rf_vals_5592_xtal40);
7592                         spec->channels = rf_vals_5592_xtal40;
7593                 } else {
7594                         spec->num_channels = ARRAY_SIZE(rf_vals_5592_xtal20);
7595                         spec->channels = rf_vals_5592_xtal20;
7596                 }
7597         }
7598
7599         if (WARN_ON_ONCE(!spec->channels))
7600                 return -ENODEV;
7601
7602         /*
7603          * Initialize HT information.
7604          */
7605         if (!rt2x00_rf(rt2x00dev, RF2020))
7606                 spec->ht.ht_supported = true;
7607         else
7608                 spec->ht.ht_supported = false;
7609
7610         spec->ht.cap =
7611             IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
7612             IEEE80211_HT_CAP_GRN_FLD |
7613             IEEE80211_HT_CAP_SGI_20 |
7614             IEEE80211_HT_CAP_SGI_40;
7615
7616         if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) >= 2)
7617                 spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC;
7618
7619         spec->ht.cap |=
7620             rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) <<
7621                 IEEE80211_HT_CAP_RX_STBC_SHIFT;
7622
7623         spec->ht.ampdu_factor = 3;
7624         spec->ht.ampdu_density = 4;
7625         spec->ht.mcs.tx_params =
7626             IEEE80211_HT_MCS_TX_DEFINED |
7627             IEEE80211_HT_MCS_TX_RX_DIFF |
7628             ((rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) - 1) <<
7629                 IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
7630
7631         switch (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH)) {
7632         case 3:
7633                 spec->ht.mcs.rx_mask[2] = 0xff;
7634         case 2:
7635                 spec->ht.mcs.rx_mask[1] = 0xff;
7636         case 1:
7637                 spec->ht.mcs.rx_mask[0] = 0xff;
7638                 spec->ht.mcs.rx_mask[4] = 0x1; /* MCS32 */
7639                 break;
7640         }
7641
7642         /*
7643          * Create channel information array
7644          */
7645         info = kcalloc(spec->num_channels, sizeof(*info), GFP_KERNEL);
7646         if (!info)
7647                 return -ENOMEM;
7648
7649         spec->channels_info = info;
7650
7651         default_power1 = rt2800_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG1);
7652         default_power2 = rt2800_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG2);
7653
7654         if (rt2x00dev->default_ant.tx_chain_num > 2)
7655                 default_power3 = rt2800_eeprom_addr(rt2x00dev,
7656                                                     EEPROM_EXT_TXPOWER_BG3);
7657         else
7658                 default_power3 = NULL;
7659
7660         for (i = 0; i < 14; i++) {
7661                 info[i].default_power1 = default_power1[i];
7662                 info[i].default_power2 = default_power2[i];
7663                 if (default_power3)
7664                         info[i].default_power3 = default_power3[i];
7665         }
7666
7667         if (spec->num_channels > 14) {
7668                 default_power1 = rt2800_eeprom_addr(rt2x00dev,
7669                                                     EEPROM_TXPOWER_A1);
7670                 default_power2 = rt2800_eeprom_addr(rt2x00dev,
7671                                                     EEPROM_TXPOWER_A2);
7672
7673                 if (rt2x00dev->default_ant.tx_chain_num > 2)
7674                         default_power3 =
7675                                 rt2800_eeprom_addr(rt2x00dev,
7676                                                    EEPROM_EXT_TXPOWER_A3);
7677                 else
7678                         default_power3 = NULL;
7679
7680                 for (i = 14; i < spec->num_channels; i++) {
7681                         info[i].default_power1 = default_power1[i - 14];
7682                         info[i].default_power2 = default_power2[i - 14];
7683                         if (default_power3)
7684                                 info[i].default_power3 = default_power3[i - 14];
7685                 }
7686         }
7687
7688         switch (rt2x00dev->chip.rf) {
7689         case RF2020:
7690         case RF3020:
7691         case RF3021:
7692         case RF3022:
7693         case RF3320:
7694         case RF3052:
7695         case RF3053:
7696         case RF3070:
7697         case RF3290:
7698         case RF5360:
7699         case RF5370:
7700         case RF5372:
7701         case RF5390:
7702         case RF5392:
7703                 __set_bit(CAPABILITY_VCO_RECALIBRATION, &rt2x00dev->cap_flags);
7704                 break;
7705         }
7706
7707         return 0;
7708 }
7709
7710 static int rt2800_probe_rt(struct rt2x00_dev *rt2x00dev)
7711 {
7712         u32 reg;
7713         u32 rt;
7714         u32 rev;
7715
7716         if (rt2x00_rt(rt2x00dev, RT3290))
7717                 rt2800_register_read(rt2x00dev, MAC_CSR0_3290, &reg);
7718         else
7719                 rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
7720
7721         rt = rt2x00_get_field32(reg, MAC_CSR0_CHIPSET);
7722         rev = rt2x00_get_field32(reg, MAC_CSR0_REVISION);
7723
7724         switch (rt) {
7725         case RT2860:
7726         case RT2872:
7727         case RT2883:
7728         case RT3070:
7729         case RT3071:
7730         case RT3090:
7731         case RT3290:
7732         case RT3352:
7733         case RT3390:
7734         case RT3572:
7735         case RT3593:
7736         case RT5390:
7737         case RT5392:
7738         case RT5592:
7739                 break;
7740         default:
7741                 rt2x00_err(rt2x00dev, "Invalid RT chipset 0x%04x, rev %04x detected\n",
7742                            rt, rev);
7743                 return -ENODEV;
7744         }
7745
7746         rt2x00_set_rt(rt2x00dev, rt, rev);
7747
7748         return 0;
7749 }
7750
7751 int rt2800_probe_hw(struct rt2x00_dev *rt2x00dev)
7752 {
7753         int retval;
7754         u32 reg;
7755
7756         retval = rt2800_probe_rt(rt2x00dev);
7757         if (retval)
7758                 return retval;
7759
7760         /*
7761          * Allocate eeprom data.
7762          */
7763         retval = rt2800_validate_eeprom(rt2x00dev);
7764         if (retval)
7765                 return retval;
7766
7767         retval = rt2800_init_eeprom(rt2x00dev);
7768         if (retval)
7769                 return retval;
7770
7771         /*
7772          * Enable rfkill polling by setting GPIO direction of the
7773          * rfkill switch GPIO pin correctly.
7774          */
7775         rt2800_register_read(rt2x00dev, GPIO_CTRL, &reg);
7776         rt2x00_set_field32(&reg, GPIO_CTRL_DIR2, 1);
7777         rt2800_register_write(rt2x00dev, GPIO_CTRL, reg);
7778
7779         /*
7780          * Initialize hw specifications.
7781          */
7782         retval = rt2800_probe_hw_mode(rt2x00dev);
7783         if (retval)
7784                 return retval;
7785
7786         /*
7787          * Set device capabilities.
7788          */
7789         __set_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags);
7790         __set_bit(CAPABILITY_CONTROL_FILTER_PSPOLL, &rt2x00dev->cap_flags);
7791         if (!rt2x00_is_usb(rt2x00dev))
7792                 __set_bit(CAPABILITY_PRE_TBTT_INTERRUPT, &rt2x00dev->cap_flags);
7793
7794         /*
7795          * Set device requirements.
7796          */
7797         if (!rt2x00_is_soc(rt2x00dev))
7798                 __set_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags);
7799         __set_bit(REQUIRE_L2PAD, &rt2x00dev->cap_flags);
7800         __set_bit(REQUIRE_TXSTATUS_FIFO, &rt2x00dev->cap_flags);
7801         if (!rt2800_hwcrypt_disabled(rt2x00dev))
7802                 __set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags);
7803         __set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags);
7804         __set_bit(REQUIRE_HT_TX_DESC, &rt2x00dev->cap_flags);
7805         if (rt2x00_is_usb(rt2x00dev))
7806                 __set_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags);
7807         else {
7808                 __set_bit(REQUIRE_DMA, &rt2x00dev->cap_flags);
7809                 __set_bit(REQUIRE_TASKLET_CONTEXT, &rt2x00dev->cap_flags);
7810         }
7811
7812         /*
7813          * Set the rssi offset.
7814          */
7815         rt2x00dev->rssi_offset = DEFAULT_RSSI_OFFSET;
7816
7817         return 0;
7818 }
7819 EXPORT_SYMBOL_GPL(rt2800_probe_hw);
7820
7821 /*
7822  * IEEE80211 stack callback functions.
7823  */
7824 void rt2800_get_tkip_seq(struct ieee80211_hw *hw, u8 hw_key_idx, u32 *iv32,
7825                          u16 *iv16)
7826 {
7827         struct rt2x00_dev *rt2x00dev = hw->priv;
7828         struct mac_iveiv_entry iveiv_entry;
7829         u32 offset;
7830
7831         offset = MAC_IVEIV_ENTRY(hw_key_idx);
7832         rt2800_register_multiread(rt2x00dev, offset,
7833                                       &iveiv_entry, sizeof(iveiv_entry));
7834
7835         memcpy(iv16, &iveiv_entry.iv[0], sizeof(*iv16));
7836         memcpy(iv32, &iveiv_entry.iv[4], sizeof(*iv32));
7837 }
7838 EXPORT_SYMBOL_GPL(rt2800_get_tkip_seq);
7839
7840 int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
7841 {
7842         struct rt2x00_dev *rt2x00dev = hw->priv;
7843         u32 reg;
7844         bool enabled = (value < IEEE80211_MAX_RTS_THRESHOLD);
7845
7846         rt2800_register_read(rt2x00dev, TX_RTS_CFG, &reg);
7847         rt2x00_set_field32(&reg, TX_RTS_CFG_RTS_THRES, value);
7848         rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg);
7849
7850         rt2800_register_read(rt2x00dev, CCK_PROT_CFG, &reg);
7851         rt2x00_set_field32(&reg, CCK_PROT_CFG_RTS_TH_EN, enabled);
7852         rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg);
7853
7854         rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
7855         rt2x00_set_field32(&reg, OFDM_PROT_CFG_RTS_TH_EN, enabled);
7856         rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
7857
7858         rt2800_register_read(rt2x00dev, MM20_PROT_CFG, &reg);
7859         rt2x00_set_field32(&reg, MM20_PROT_CFG_RTS_TH_EN, enabled);
7860         rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg);
7861
7862         rt2800_register_read(rt2x00dev, MM40_PROT_CFG, &reg);
7863         rt2x00_set_field32(&reg, MM40_PROT_CFG_RTS_TH_EN, enabled);
7864         rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg);
7865
7866         rt2800_register_read(rt2x00dev, GF20_PROT_CFG, &reg);
7867         rt2x00_set_field32(&reg, GF20_PROT_CFG_RTS_TH_EN, enabled);
7868         rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg);
7869
7870         rt2800_register_read(rt2x00dev, GF40_PROT_CFG, &reg);
7871         rt2x00_set_field32(&reg, GF40_PROT_CFG_RTS_TH_EN, enabled);
7872         rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg);
7873
7874         return 0;
7875 }
7876 EXPORT_SYMBOL_GPL(rt2800_set_rts_threshold);
7877
7878 int rt2800_conf_tx(struct ieee80211_hw *hw,
7879                    struct ieee80211_vif *vif, u16 queue_idx,
7880                    const struct ieee80211_tx_queue_params *params)
7881 {
7882         struct rt2x00_dev *rt2x00dev = hw->priv;
7883         struct data_queue *queue;
7884         struct rt2x00_field32 field;
7885         int retval;
7886         u32 reg;
7887         u32 offset;
7888
7889         /*
7890          * First pass the configuration through rt2x00lib, that will
7891          * update the queue settings and validate the input. After that
7892          * we are free to update the registers based on the value
7893          * in the queue parameter.
7894          */
7895         retval = rt2x00mac_conf_tx(hw, vif, queue_idx, params);
7896         if (retval)
7897                 return retval;
7898
7899         /*
7900          * We only need to perform additional register initialization
7901          * for WMM queues/
7902          */
7903         if (queue_idx >= 4)
7904                 return 0;
7905
7906         queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx);
7907
7908         /* Update WMM TXOP register */
7909         offset = WMM_TXOP0_CFG + (sizeof(u32) * (!!(queue_idx & 2)));
7910         field.bit_offset = (queue_idx & 1) * 16;
7911         field.bit_mask = 0xffff << field.bit_offset;
7912
7913         rt2800_register_read(rt2x00dev, offset, &reg);
7914         rt2x00_set_field32(&reg, field, queue->txop);
7915         rt2800_register_write(rt2x00dev, offset, reg);
7916
7917         /* Update WMM registers */
7918         field.bit_offset = queue_idx * 4;
7919         field.bit_mask = 0xf << field.bit_offset;
7920
7921         rt2800_register_read(rt2x00dev, WMM_AIFSN_CFG, &reg);
7922         rt2x00_set_field32(&reg, field, queue->aifs);
7923         rt2800_register_write(rt2x00dev, WMM_AIFSN_CFG, reg);
7924
7925         rt2800_register_read(rt2x00dev, WMM_CWMIN_CFG, &reg);
7926         rt2x00_set_field32(&reg, field, queue->cw_min);
7927         rt2800_register_write(rt2x00dev, WMM_CWMIN_CFG, reg);
7928
7929         rt2800_register_read(rt2x00dev, WMM_CWMAX_CFG, &reg);
7930         rt2x00_set_field32(&reg, field, queue->cw_max);
7931         rt2800_register_write(rt2x00dev, WMM_CWMAX_CFG, reg);
7932
7933         /* Update EDCA registers */
7934         offset = EDCA_AC0_CFG + (sizeof(u32) * queue_idx);
7935
7936         rt2800_register_read(rt2x00dev, offset, &reg);
7937         rt2x00_set_field32(&reg, EDCA_AC0_CFG_TX_OP, queue->txop);
7938         rt2x00_set_field32(&reg, EDCA_AC0_CFG_AIFSN, queue->aifs);
7939         rt2x00_set_field32(&reg, EDCA_AC0_CFG_CWMIN, queue->cw_min);
7940         rt2x00_set_field32(&reg, EDCA_AC0_CFG_CWMAX, queue->cw_max);
7941         rt2800_register_write(rt2x00dev, offset, reg);
7942
7943         return 0;
7944 }
7945 EXPORT_SYMBOL_GPL(rt2800_conf_tx);
7946
7947 u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
7948 {
7949         struct rt2x00_dev *rt2x00dev = hw->priv;
7950         u64 tsf;
7951         u32 reg;
7952
7953         rt2800_register_read(rt2x00dev, TSF_TIMER_DW1, &reg);
7954         tsf = (u64) rt2x00_get_field32(reg, TSF_TIMER_DW1_HIGH_WORD) << 32;
7955         rt2800_register_read(rt2x00dev, TSF_TIMER_DW0, &reg);
7956         tsf |= rt2x00_get_field32(reg, TSF_TIMER_DW0_LOW_WORD);
7957
7958         return tsf;
7959 }
7960 EXPORT_SYMBOL_GPL(rt2800_get_tsf);
7961
7962 int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
7963                         enum ieee80211_ampdu_mlme_action action,
7964                         struct ieee80211_sta *sta, u16 tid, u16 *ssn,
7965                         u8 buf_size)
7966 {
7967         struct rt2x00_sta *sta_priv = (struct rt2x00_sta *)sta->drv_priv;
7968         int ret = 0;
7969
7970         /*
7971          * Don't allow aggregation for stations the hardware isn't aware
7972          * of because tx status reports for frames to an unknown station
7973          * always contain wcid=255 and thus we can't distinguish between
7974          * multiple stations which leads to unwanted situations when the
7975          * hw reorders frames due to aggregation.
7976          */
7977         if (sta_priv->wcid < 0)
7978                 return 1;
7979
7980         switch (action) {
7981         case IEEE80211_AMPDU_RX_START:
7982         case IEEE80211_AMPDU_RX_STOP:
7983                 /*
7984                  * The hw itself takes care of setting up BlockAck mechanisms.
7985                  * So, we only have to allow mac80211 to nagotiate a BlockAck
7986                  * agreement. Once that is done, the hw will BlockAck incoming
7987                  * AMPDUs without further setup.
7988                  */
7989                 break;
7990         case IEEE80211_AMPDU_TX_START:
7991                 ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
7992                 break;
7993         case IEEE80211_AMPDU_TX_STOP_CONT:
7994         case IEEE80211_AMPDU_TX_STOP_FLUSH:
7995         case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
7996                 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
7997                 break;
7998         case IEEE80211_AMPDU_TX_OPERATIONAL:
7999                 break;
8000         default:
8001                 rt2x00_warn((struct rt2x00_dev *)hw->priv,
8002                             "Unknown AMPDU action\n");
8003         }
8004
8005         return ret;
8006 }
8007 EXPORT_SYMBOL_GPL(rt2800_ampdu_action);
8008
8009 int rt2800_get_survey(struct ieee80211_hw *hw, int idx,
8010                       struct survey_info *survey)
8011 {
8012         struct rt2x00_dev *rt2x00dev = hw->priv;
8013         struct ieee80211_conf *conf = &hw->conf;
8014         u32 idle, busy, busy_ext;
8015
8016         if (idx != 0)
8017                 return -ENOENT;
8018
8019         survey->channel = conf->chandef.chan;
8020
8021         rt2800_register_read(rt2x00dev, CH_IDLE_STA, &idle);
8022         rt2800_register_read(rt2x00dev, CH_BUSY_STA, &busy);
8023         rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, &busy_ext);
8024
8025         if (idle || busy) {
8026                 survey->filled = SURVEY_INFO_CHANNEL_TIME |
8027                                  SURVEY_INFO_CHANNEL_TIME_BUSY |
8028                                  SURVEY_INFO_CHANNEL_TIME_EXT_BUSY;
8029
8030                 survey->channel_time = (idle + busy) / 1000;
8031                 survey->channel_time_busy = busy / 1000;
8032                 survey->channel_time_ext_busy = busy_ext / 1000;
8033         }
8034
8035         if (!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL))
8036                 survey->filled |= SURVEY_INFO_IN_USE;
8037
8038         return 0;
8039
8040 }
8041 EXPORT_SYMBOL_GPL(rt2800_get_survey);
8042
8043 MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz");
8044 MODULE_VERSION(DRV_VERSION);
8045 MODULE_DESCRIPTION("Ralink RT2800 library");
8046 MODULE_LICENSE("GPL");