1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 Copyright (C) 2010 Willow Garage <http://www.willowgarage.com> 4 Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com> 5 Copyright (C) 2009 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> 6 Copyright (C) 2009 Gertjan van Wingerde <gwingerde@gmail.com> 7 8 Based on the original rt2800pci.c and rt2800usb.c. 9 Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com> 10 Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org> 11 Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com> 12 Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de> 13 Copyright (C) 2009 Mark Asselstine <asselsm@gmail.com> 14 Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com> 15 <http://rt2x00.serialmonkey.com> 16 17 */ 18 19 /* 20 Module: rt2800lib 21 Abstract: rt2800 generic device routines. 22 */ 23 24 #include <linux/crc-ccitt.h> 25 #include <linux/kernel.h> 26 #include <linux/module.h> 27 #include <linux/slab.h> 28 29 #include "rt2x00.h" 30 #include "rt2800lib.h" 31 #include "rt2800.h" 32 33 static bool modparam_watchdog; 34 module_param_named(watchdog, modparam_watchdog, bool, S_IRUGO); 35 MODULE_PARM_DESC(watchdog, "Enable watchdog to detect tx/rx hangs and reset hardware if detected"); 36 37 /* 38 * Register access. 39 * All access to the CSR registers will go through the methods 40 * rt2800_register_read and rt2800_register_write. 41 * BBP and RF register require indirect register access, 42 * and use the CSR registers BBPCSR and RFCSR to achieve this. 43 * These indirect registers work with busy bits, 44 * and we will try maximal REGISTER_BUSY_COUNT times to access 45 * the register while taking a REGISTER_BUSY_DELAY us delay 46 * between each attampt. When the busy bit is still set at that time, 47 * the access attempt is considered to have failed, 48 * and we will print an error. 49 * The _lock versions must be used if you already hold the csr_mutex 50 */ 51 #define WAIT_FOR_BBP(__dev, __reg) \ 52 rt2800_regbusy_read((__dev), BBP_CSR_CFG, BBP_CSR_CFG_BUSY, (__reg)) 53 #define WAIT_FOR_RFCSR(__dev, __reg) \ 54 rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY, (__reg)) 55 #define WAIT_FOR_RFCSR_MT7620(__dev, __reg) \ 56 rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY_MT7620, \ 57 (__reg)) 58 #define WAIT_FOR_RF(__dev, __reg) \ 59 rt2800_regbusy_read((__dev), RF_CSR_CFG0, RF_CSR_CFG0_BUSY, (__reg)) 60 #define WAIT_FOR_MCU(__dev, __reg) \ 61 rt2800_regbusy_read((__dev), H2M_MAILBOX_CSR, \ 62 H2M_MAILBOX_CSR_OWNER, (__reg)) 63 64 static inline bool rt2800_is_305x_soc(struct rt2x00_dev *rt2x00dev) 65 { 66 /* check for rt2872 on SoC */ 67 if (!rt2x00_is_soc(rt2x00dev) || 68 !rt2x00_rt(rt2x00dev, RT2872)) 69 return false; 70 71 /* we know for sure that these rf chipsets are used on rt305x boards */ 72 if (rt2x00_rf(rt2x00dev, RF3020) || 73 rt2x00_rf(rt2x00dev, RF3021) || 74 rt2x00_rf(rt2x00dev, RF3022)) 75 return true; 76 77 rt2x00_warn(rt2x00dev, "Unknown RF chipset on rt305x\n"); 78 return false; 79 } 80 81 static void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev, 82 const unsigned int word, const u8 value) 83 { 84 u32 reg; 85 86 mutex_lock(&rt2x00dev->csr_mutex); 87 88 /* 89 * Wait until the BBP becomes available, afterwards we 90 * can safely write the new data into the register. 91 */ 92 if (WAIT_FOR_BBP(rt2x00dev, ®)) { 93 reg = 0; 94 rt2x00_set_field32(®, BBP_CSR_CFG_VALUE, value); 95 rt2x00_set_field32(®, BBP_CSR_CFG_REGNUM, word); 96 rt2x00_set_field32(®, BBP_CSR_CFG_BUSY, 1); 97 rt2x00_set_field32(®, BBP_CSR_CFG_READ_CONTROL, 0); 98 rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); 99 100 rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg); 101 } 102 103 mutex_unlock(&rt2x00dev->csr_mutex); 104 } 105 106 static u8 rt2800_bbp_read(struct rt2x00_dev *rt2x00dev, const unsigned int word) 107 { 108 u32 reg; 109 u8 value; 110 111 mutex_lock(&rt2x00dev->csr_mutex); 112 113 /* 114 * Wait until the BBP becomes available, afterwards we 115 * can safely write the read request into the register. 116 * After the data has been written, we wait until hardware 117 * returns the correct value, if at any time the register 118 * doesn't become available in time, reg will be 0xffffffff 119 * which means we return 0xff to the caller. 120 */ 121 if (WAIT_FOR_BBP(rt2x00dev, ®)) { 122 reg = 0; 123 rt2x00_set_field32(®, BBP_CSR_CFG_REGNUM, word); 124 rt2x00_set_field32(®, BBP_CSR_CFG_BUSY, 1); 125 rt2x00_set_field32(®, BBP_CSR_CFG_READ_CONTROL, 1); 126 rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); 127 128 rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg); 129 130 WAIT_FOR_BBP(rt2x00dev, ®); 131 } 132 133 value = rt2x00_get_field32(reg, BBP_CSR_CFG_VALUE); 134 135 mutex_unlock(&rt2x00dev->csr_mutex); 136 137 return value; 138 } 139 140 static void rt2800_rfcsr_write(struct rt2x00_dev *rt2x00dev, 141 const unsigned int word, const u8 value) 142 { 143 u32 reg; 144 145 mutex_lock(&rt2x00dev->csr_mutex); 146 147 /* 148 * Wait until the RFCSR becomes available, afterwards we 149 * can safely write the new data into the register. 150 */ 151 switch (rt2x00dev->chip.rt) { 152 case RT6352: 153 if (WAIT_FOR_RFCSR_MT7620(rt2x00dev, ®)) { 154 reg = 0; 155 rt2x00_set_field32(®, RF_CSR_CFG_DATA_MT7620, value); 156 rt2x00_set_field32(®, RF_CSR_CFG_REGNUM_MT7620, 157 word); 158 rt2x00_set_field32(®, RF_CSR_CFG_WRITE_MT7620, 1); 159 rt2x00_set_field32(®, RF_CSR_CFG_BUSY_MT7620, 1); 160 161 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); 162 } 163 break; 164 165 default: 166 if (WAIT_FOR_RFCSR(rt2x00dev, ®)) { 167 reg = 0; 168 rt2x00_set_field32(®, RF_CSR_CFG_DATA, value); 169 rt2x00_set_field32(®, RF_CSR_CFG_REGNUM, word); 170 rt2x00_set_field32(®, RF_CSR_CFG_WRITE, 1); 171 rt2x00_set_field32(®, RF_CSR_CFG_BUSY, 1); 172 173 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); 174 } 175 break; 176 } 177 178 mutex_unlock(&rt2x00dev->csr_mutex); 179 } 180 181 static void rt2800_rfcsr_write_bank(struct rt2x00_dev *rt2x00dev, const u8 bank, 182 const unsigned int reg, const u8 value) 183 { 184 rt2800_rfcsr_write(rt2x00dev, (reg | (bank << 6)), value); 185 } 186 187 static void rt2800_rfcsr_write_chanreg(struct rt2x00_dev *rt2x00dev, 188 const unsigned int reg, const u8 value) 189 { 190 rt2800_rfcsr_write_bank(rt2x00dev, 4, reg, value); 191 rt2800_rfcsr_write_bank(rt2x00dev, 6, reg, value); 192 } 193 194 static void rt2800_rfcsr_write_dccal(struct rt2x00_dev *rt2x00dev, 195 const unsigned int reg, const u8 value) 196 { 197 rt2800_rfcsr_write_bank(rt2x00dev, 5, reg, value); 198 rt2800_rfcsr_write_bank(rt2x00dev, 7, reg, value); 199 } 200 201 static u8 rt2800_rfcsr_read(struct rt2x00_dev *rt2x00dev, 202 const unsigned int word) 203 { 204 u32 reg; 205 u8 value; 206 207 mutex_lock(&rt2x00dev->csr_mutex); 208 209 /* 210 * Wait until the RFCSR becomes available, afterwards we 211 * can safely write the read request into the register. 212 * After the data has been written, we wait until hardware 213 * returns the correct value, if at any time the register 214 * doesn't become available in time, reg will be 0xffffffff 215 * which means we return 0xff to the caller. 216 */ 217 switch (rt2x00dev->chip.rt) { 218 case RT6352: 219 if (WAIT_FOR_RFCSR_MT7620(rt2x00dev, ®)) { 220 reg = 0; 221 rt2x00_set_field32(®, RF_CSR_CFG_REGNUM_MT7620, 222 word); 223 rt2x00_set_field32(®, RF_CSR_CFG_WRITE_MT7620, 0); 224 rt2x00_set_field32(®, RF_CSR_CFG_BUSY_MT7620, 1); 225 226 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); 227 228 WAIT_FOR_RFCSR_MT7620(rt2x00dev, ®); 229 } 230 231 value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA_MT7620); 232 break; 233 234 default: 235 if (WAIT_FOR_RFCSR(rt2x00dev, ®)) { 236 reg = 0; 237 rt2x00_set_field32(®, RF_CSR_CFG_REGNUM, word); 238 rt2x00_set_field32(®, RF_CSR_CFG_WRITE, 0); 239 rt2x00_set_field32(®, RF_CSR_CFG_BUSY, 1); 240 241 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); 242 243 WAIT_FOR_RFCSR(rt2x00dev, ®); 244 } 245 246 value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA); 247 break; 248 } 249 250 mutex_unlock(&rt2x00dev->csr_mutex); 251 252 return value; 253 } 254 255 static u8 rt2800_rfcsr_read_bank(struct rt2x00_dev *rt2x00dev, const u8 bank, 256 const unsigned int reg) 257 { 258 return rt2800_rfcsr_read(rt2x00dev, (reg | (bank << 6))); 259 } 260 261 static void rt2800_rf_write(struct rt2x00_dev *rt2x00dev, 262 const unsigned int word, const u32 value) 263 { 264 u32 reg; 265 266 mutex_lock(&rt2x00dev->csr_mutex); 267 268 /* 269 * Wait until the RF becomes available, afterwards we 270 * can safely write the new data into the register. 271 */ 272 if (WAIT_FOR_RF(rt2x00dev, ®)) { 273 reg = 0; 274 rt2x00_set_field32(®, RF_CSR_CFG0_REG_VALUE_BW, value); 275 rt2x00_set_field32(®, RF_CSR_CFG0_STANDBYMODE, 0); 276 rt2x00_set_field32(®, RF_CSR_CFG0_SEL, 0); 277 rt2x00_set_field32(®, RF_CSR_CFG0_BUSY, 1); 278 279 rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG0, reg); 280 rt2x00_rf_write(rt2x00dev, word, value); 281 } 282 283 mutex_unlock(&rt2x00dev->csr_mutex); 284 } 285 286 static const unsigned int rt2800_eeprom_map[EEPROM_WORD_COUNT] = { 287 [EEPROM_CHIP_ID] = 0x0000, 288 [EEPROM_VERSION] = 0x0001, 289 [EEPROM_MAC_ADDR_0] = 0x0002, 290 [EEPROM_MAC_ADDR_1] = 0x0003, 291 [EEPROM_MAC_ADDR_2] = 0x0004, 292 [EEPROM_NIC_CONF0] = 0x001a, 293 [EEPROM_NIC_CONF1] = 0x001b, 294 [EEPROM_FREQ] = 0x001d, 295 [EEPROM_LED_AG_CONF] = 0x001e, 296 [EEPROM_LED_ACT_CONF] = 0x001f, 297 [EEPROM_LED_POLARITY] = 0x0020, 298 [EEPROM_NIC_CONF2] = 0x0021, 299 [EEPROM_LNA] = 0x0022, 300 [EEPROM_RSSI_BG] = 0x0023, 301 [EEPROM_RSSI_BG2] = 0x0024, 302 [EEPROM_TXMIXER_GAIN_BG] = 0x0024, /* overlaps with RSSI_BG2 */ 303 [EEPROM_RSSI_A] = 0x0025, 304 [EEPROM_RSSI_A2] = 0x0026, 305 [EEPROM_TXMIXER_GAIN_A] = 0x0026, /* overlaps with RSSI_A2 */ 306 [EEPROM_EIRP_MAX_TX_POWER] = 0x0027, 307 [EEPROM_TXPOWER_DELTA] = 0x0028, 308 [EEPROM_TXPOWER_BG1] = 0x0029, 309 [EEPROM_TXPOWER_BG2] = 0x0030, 310 [EEPROM_TSSI_BOUND_BG1] = 0x0037, 311 [EEPROM_TSSI_BOUND_BG2] = 0x0038, 312 [EEPROM_TSSI_BOUND_BG3] = 0x0039, 313 [EEPROM_TSSI_BOUND_BG4] = 0x003a, 314 [EEPROM_TSSI_BOUND_BG5] = 0x003b, 315 [EEPROM_TXPOWER_A1] = 0x003c, 316 [EEPROM_TXPOWER_A2] = 0x0053, 317 [EEPROM_TXPOWER_INIT] = 0x0068, 318 [EEPROM_TSSI_BOUND_A1] = 0x006a, 319 [EEPROM_TSSI_BOUND_A2] = 0x006b, 320 [EEPROM_TSSI_BOUND_A3] = 0x006c, 321 [EEPROM_TSSI_BOUND_A4] = 0x006d, 322 [EEPROM_TSSI_BOUND_A5] = 0x006e, 323 [EEPROM_TXPOWER_BYRATE] = 0x006f, 324 [EEPROM_BBP_START] = 0x0078, 325 }; 326 327 static const unsigned int rt2800_eeprom_map_ext[EEPROM_WORD_COUNT] = { 328 [EEPROM_CHIP_ID] = 0x0000, 329 [EEPROM_VERSION] = 0x0001, 330 [EEPROM_MAC_ADDR_0] = 0x0002, 331 [EEPROM_MAC_ADDR_1] = 0x0003, 332 [EEPROM_MAC_ADDR_2] = 0x0004, 333 [EEPROM_NIC_CONF0] = 0x001a, 334 [EEPROM_NIC_CONF1] = 0x001b, 335 [EEPROM_NIC_CONF2] = 0x001c, 336 [EEPROM_EIRP_MAX_TX_POWER] = 0x0020, 337 [EEPROM_FREQ] = 0x0022, 338 [EEPROM_LED_AG_CONF] = 0x0023, 339 [EEPROM_LED_ACT_CONF] = 0x0024, 340 [EEPROM_LED_POLARITY] = 0x0025, 341 [EEPROM_LNA] = 0x0026, 342 [EEPROM_EXT_LNA2] = 0x0027, 343 [EEPROM_RSSI_BG] = 0x0028, 344 [EEPROM_RSSI_BG2] = 0x0029, 345 [EEPROM_RSSI_A] = 0x002a, 346 [EEPROM_RSSI_A2] = 0x002b, 347 [EEPROM_TXPOWER_BG1] = 0x0030, 348 [EEPROM_TXPOWER_BG2] = 0x0037, 349 [EEPROM_EXT_TXPOWER_BG3] = 0x003e, 350 [EEPROM_TSSI_BOUND_BG1] = 0x0045, 351 [EEPROM_TSSI_BOUND_BG2] = 0x0046, 352 [EEPROM_TSSI_BOUND_BG3] = 0x0047, 353 [EEPROM_TSSI_BOUND_BG4] = 0x0048, 354 [EEPROM_TSSI_BOUND_BG5] = 0x0049, 355 [EEPROM_TXPOWER_A1] = 0x004b, 356 [EEPROM_TXPOWER_A2] = 0x0065, 357 [EEPROM_EXT_TXPOWER_A3] = 0x007f, 358 [EEPROM_TSSI_BOUND_A1] = 0x009a, 359 [EEPROM_TSSI_BOUND_A2] = 0x009b, 360 [EEPROM_TSSI_BOUND_A3] = 0x009c, 361 [EEPROM_TSSI_BOUND_A4] = 0x009d, 362 [EEPROM_TSSI_BOUND_A5] = 0x009e, 363 [EEPROM_TXPOWER_BYRATE] = 0x00a0, 364 }; 365 366 static unsigned int rt2800_eeprom_word_index(struct rt2x00_dev *rt2x00dev, 367 const enum rt2800_eeprom_word word) 368 { 369 const unsigned int *map; 370 unsigned int index; 371 372 if (WARN_ONCE(word >= EEPROM_WORD_COUNT, 373 "%s: invalid EEPROM word %d\n", 374 wiphy_name(rt2x00dev->hw->wiphy), word)) 375 return 0; 376 377 if (rt2x00_rt(rt2x00dev, RT3593) || 378 rt2x00_rt(rt2x00dev, RT3883)) 379 map = rt2800_eeprom_map_ext; 380 else 381 map = rt2800_eeprom_map; 382 383 index = map[word]; 384 385 /* Index 0 is valid only for EEPROM_CHIP_ID. 386 * Otherwise it means that the offset of the 387 * given word is not initialized in the map, 388 * or that the field is not usable on the 389 * actual chipset. 390 */ 391 WARN_ONCE(word != EEPROM_CHIP_ID && index == 0, 392 "%s: invalid access of EEPROM word %d\n", 393 wiphy_name(rt2x00dev->hw->wiphy), word); 394 395 return index; 396 } 397 398 static void *rt2800_eeprom_addr(struct rt2x00_dev *rt2x00dev, 399 const enum rt2800_eeprom_word word) 400 { 401 unsigned int index; 402 403 index = rt2800_eeprom_word_index(rt2x00dev, word); 404 return rt2x00_eeprom_addr(rt2x00dev, index); 405 } 406 407 static u16 rt2800_eeprom_read(struct rt2x00_dev *rt2x00dev, 408 const enum rt2800_eeprom_word word) 409 { 410 unsigned int index; 411 412 index = rt2800_eeprom_word_index(rt2x00dev, word); 413 return rt2x00_eeprom_read(rt2x00dev, index); 414 } 415 416 static void rt2800_eeprom_write(struct rt2x00_dev *rt2x00dev, 417 const enum rt2800_eeprom_word word, u16 data) 418 { 419 unsigned int index; 420 421 index = rt2800_eeprom_word_index(rt2x00dev, word); 422 rt2x00_eeprom_write(rt2x00dev, index, data); 423 } 424 425 static u16 rt2800_eeprom_read_from_array(struct rt2x00_dev *rt2x00dev, 426 const enum rt2800_eeprom_word array, 427 unsigned int offset) 428 { 429 unsigned int index; 430 431 index = rt2800_eeprom_word_index(rt2x00dev, array); 432 return rt2x00_eeprom_read(rt2x00dev, index + offset); 433 } 434 435 static int rt2800_enable_wlan_rt3290(struct rt2x00_dev *rt2x00dev) 436 { 437 u32 reg; 438 int i, count; 439 440 reg = rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL); 441 rt2x00_set_field32(®, WLAN_GPIO_OUT_OE_BIT_ALL, 0xff); 442 rt2x00_set_field32(®, FRC_WL_ANT_SET, 1); 443 rt2x00_set_field32(®, WLAN_CLK_EN, 0); 444 rt2x00_set_field32(®, WLAN_EN, 1); 445 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg); 446 447 udelay(REGISTER_BUSY_DELAY); 448 449 count = 0; 450 do { 451 /* 452 * Check PLL_LD & XTAL_RDY. 453 */ 454 for (i = 0; i < REGISTER_BUSY_COUNT; i++) { 455 reg = rt2800_register_read(rt2x00dev, CMB_CTRL); 456 if (rt2x00_get_field32(reg, PLL_LD) && 457 rt2x00_get_field32(reg, XTAL_RDY)) 458 break; 459 udelay(REGISTER_BUSY_DELAY); 460 } 461 462 if (i >= REGISTER_BUSY_COUNT) { 463 464 if (count >= 10) 465 return -EIO; 466 467 rt2800_register_write(rt2x00dev, 0x58, 0x018); 468 udelay(REGISTER_BUSY_DELAY); 469 rt2800_register_write(rt2x00dev, 0x58, 0x418); 470 udelay(REGISTER_BUSY_DELAY); 471 rt2800_register_write(rt2x00dev, 0x58, 0x618); 472 udelay(REGISTER_BUSY_DELAY); 473 count++; 474 } else { 475 count = 0; 476 } 477 478 reg = rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL); 479 rt2x00_set_field32(®, PCIE_APP0_CLK_REQ, 0); 480 rt2x00_set_field32(®, WLAN_CLK_EN, 1); 481 rt2x00_set_field32(®, WLAN_RESET, 1); 482 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg); 483 udelay(10); 484 rt2x00_set_field32(®, WLAN_RESET, 0); 485 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg); 486 udelay(10); 487 rt2800_register_write(rt2x00dev, INT_SOURCE_CSR, 0x7fffffff); 488 } while (count != 0); 489 490 return 0; 491 } 492 493 void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev, 494 const u8 command, const u8 token, 495 const u8 arg0, const u8 arg1) 496 { 497 u32 reg; 498 499 /* 500 * SOC devices don't support MCU requests. 501 */ 502 if (rt2x00_is_soc(rt2x00dev)) 503 return; 504 505 mutex_lock(&rt2x00dev->csr_mutex); 506 507 /* 508 * Wait until the MCU becomes available, afterwards we 509 * can safely write the new data into the register. 510 */ 511 if (WAIT_FOR_MCU(rt2x00dev, ®)) { 512 rt2x00_set_field32(®, H2M_MAILBOX_CSR_OWNER, 1); 513 rt2x00_set_field32(®, H2M_MAILBOX_CSR_CMD_TOKEN, token); 514 rt2x00_set_field32(®, H2M_MAILBOX_CSR_ARG0, arg0); 515 rt2x00_set_field32(®, H2M_MAILBOX_CSR_ARG1, arg1); 516 rt2800_register_write_lock(rt2x00dev, H2M_MAILBOX_CSR, reg); 517 518 reg = 0; 519 rt2x00_set_field32(®, HOST_CMD_CSR_HOST_COMMAND, command); 520 rt2800_register_write_lock(rt2x00dev, HOST_CMD_CSR, reg); 521 } 522 523 mutex_unlock(&rt2x00dev->csr_mutex); 524 } 525 EXPORT_SYMBOL_GPL(rt2800_mcu_request); 526 527 int rt2800_wait_csr_ready(struct rt2x00_dev *rt2x00dev) 528 { 529 unsigned int i = 0; 530 u32 reg; 531 532 for (i = 0; i < REGISTER_BUSY_COUNT; i++) { 533 reg = rt2800_register_read(rt2x00dev, MAC_CSR0); 534 if (reg && reg != ~0) 535 return 0; 536 msleep(1); 537 } 538 539 rt2x00_err(rt2x00dev, "Unstable hardware\n"); 540 return -EBUSY; 541 } 542 EXPORT_SYMBOL_GPL(rt2800_wait_csr_ready); 543 544 int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev) 545 { 546 unsigned int i; 547 u32 reg; 548 549 /* 550 * Some devices are really slow to respond here. Wait a whole second 551 * before timing out. 552 */ 553 for (i = 0; i < REGISTER_BUSY_COUNT; i++) { 554 reg = rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG); 555 if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) && 556 !rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY)) 557 return 0; 558 559 msleep(10); 560 } 561 562 rt2x00_err(rt2x00dev, "WPDMA TX/RX busy [0x%08x]\n", reg); 563 return -EACCES; 564 } 565 EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready); 566 567 void rt2800_disable_wpdma(struct rt2x00_dev *rt2x00dev) 568 { 569 u32 reg; 570 571 reg = rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG); 572 rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); 573 rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_DMA_BUSY, 0); 574 rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); 575 rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_DMA_BUSY, 0); 576 rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); 577 rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); 578 } 579 EXPORT_SYMBOL_GPL(rt2800_disable_wpdma); 580 581 void rt2800_get_txwi_rxwi_size(struct rt2x00_dev *rt2x00dev, 582 unsigned short *txwi_size, 583 unsigned short *rxwi_size) 584 { 585 switch (rt2x00dev->chip.rt) { 586 case RT3593: 587 case RT3883: 588 *txwi_size = TXWI_DESC_SIZE_4WORDS; 589 *rxwi_size = RXWI_DESC_SIZE_5WORDS; 590 break; 591 592 case RT5592: 593 case RT6352: 594 *txwi_size = TXWI_DESC_SIZE_5WORDS; 595 *rxwi_size = RXWI_DESC_SIZE_6WORDS; 596 break; 597 598 default: 599 *txwi_size = TXWI_DESC_SIZE_4WORDS; 600 *rxwi_size = RXWI_DESC_SIZE_4WORDS; 601 break; 602 } 603 } 604 EXPORT_SYMBOL_GPL(rt2800_get_txwi_rxwi_size); 605 606 static bool rt2800_check_firmware_crc(const u8 *data, const size_t len) 607 { 608 u16 fw_crc; 609 u16 crc; 610 611 /* 612 * The last 2 bytes in the firmware array are the crc checksum itself, 613 * this means that we should never pass those 2 bytes to the crc 614 * algorithm. 615 */ 616 fw_crc = (data[len - 2] << 8 | data[len - 1]); 617 618 /* 619 * Use the crc ccitt algorithm. 620 * This will return the same value as the legacy driver which 621 * used bit ordering reversion on the both the firmware bytes 622 * before input input as well as on the final output. 623 * Obviously using crc ccitt directly is much more efficient. 624 */ 625 crc = crc_ccitt(~0, data, len - 2); 626 627 /* 628 * There is a small difference between the crc-itu-t + bitrev and 629 * the crc-ccitt crc calculation. In the latter method the 2 bytes 630 * will be swapped, use swab16 to convert the crc to the correct 631 * value. 632 */ 633 crc = swab16(crc); 634 635 return fw_crc == crc; 636 } 637 638 int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev, 639 const u8 *data, const size_t len) 640 { 641 size_t offset = 0; 642 size_t fw_len; 643 bool multiple; 644 645 /* 646 * PCI(e) & SOC devices require firmware with a length 647 * of 8kb. USB devices require firmware files with a length 648 * of 4kb. Certain USB chipsets however require different firmware, 649 * which Ralink only provides attached to the original firmware 650 * file. Thus for USB devices, firmware files have a length 651 * which is a multiple of 4kb. The firmware for rt3290 chip also 652 * have a length which is a multiple of 4kb. 653 */ 654 if (rt2x00_is_usb(rt2x00dev) || rt2x00_rt(rt2x00dev, RT3290)) 655 fw_len = 4096; 656 else 657 fw_len = 8192; 658 659 multiple = true; 660 /* 661 * Validate the firmware length 662 */ 663 if (len != fw_len && (!multiple || (len % fw_len) != 0)) 664 return FW_BAD_LENGTH; 665 666 /* 667 * Check if the chipset requires one of the upper parts 668 * of the firmware. 669 */ 670 if (rt2x00_is_usb(rt2x00dev) && 671 !rt2x00_rt(rt2x00dev, RT2860) && 672 !rt2x00_rt(rt2x00dev, RT2872) && 673 !rt2x00_rt(rt2x00dev, RT3070) && 674 ((len / fw_len) == 1)) 675 return FW_BAD_VERSION; 676 677 /* 678 * 8kb firmware files must be checked as if it were 679 * 2 separate firmware files. 680 */ 681 while (offset < len) { 682 if (!rt2800_check_firmware_crc(data + offset, fw_len)) 683 return FW_BAD_CRC; 684 685 offset += fw_len; 686 } 687 688 return FW_OK; 689 } 690 EXPORT_SYMBOL_GPL(rt2800_check_firmware); 691 692 int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev, 693 const u8 *data, const size_t len) 694 { 695 unsigned int i; 696 u32 reg; 697 int retval; 698 699 if (rt2x00_rt(rt2x00dev, RT3290)) { 700 retval = rt2800_enable_wlan_rt3290(rt2x00dev); 701 if (retval) 702 return -EBUSY; 703 } 704 705 /* 706 * If driver doesn't wake up firmware here, 707 * rt2800_load_firmware will hang forever when interface is up again. 708 */ 709 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0x00000000); 710 711 /* 712 * Wait for stable hardware. 713 */ 714 if (rt2800_wait_csr_ready(rt2x00dev)) 715 return -EBUSY; 716 717 if (rt2x00_is_pci(rt2x00dev)) { 718 if (rt2x00_rt(rt2x00dev, RT3290) || 719 rt2x00_rt(rt2x00dev, RT3572) || 720 rt2x00_rt(rt2x00dev, RT5390) || 721 rt2x00_rt(rt2x00dev, RT5392)) { 722 reg = rt2800_register_read(rt2x00dev, AUX_CTRL); 723 rt2x00_set_field32(®, AUX_CTRL_FORCE_PCIE_CLK, 1); 724 rt2x00_set_field32(®, AUX_CTRL_WAKE_PCIE_EN, 1); 725 rt2800_register_write(rt2x00dev, AUX_CTRL, reg); 726 } 727 rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000002); 728 } 729 730 rt2800_disable_wpdma(rt2x00dev); 731 732 /* 733 * Write firmware to the device. 734 */ 735 rt2800_drv_write_firmware(rt2x00dev, data, len); 736 737 /* 738 * Wait for device to stabilize. 739 */ 740 for (i = 0; i < REGISTER_BUSY_COUNT; i++) { 741 reg = rt2800_register_read(rt2x00dev, PBF_SYS_CTRL); 742 if (rt2x00_get_field32(reg, PBF_SYS_CTRL_READY)) 743 break; 744 msleep(1); 745 } 746 747 if (i == REGISTER_BUSY_COUNT) { 748 rt2x00_err(rt2x00dev, "PBF system register not ready\n"); 749 return -EBUSY; 750 } 751 752 /* 753 * Disable DMA, will be reenabled later when enabling 754 * the radio. 755 */ 756 rt2800_disable_wpdma(rt2x00dev); 757 758 /* 759 * Initialize firmware. 760 */ 761 rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0); 762 rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0); 763 if (rt2x00_is_usb(rt2x00dev)) { 764 rt2800_register_write(rt2x00dev, H2M_INT_SRC, 0); 765 rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0, 0, 0); 766 } 767 msleep(1); 768 769 return 0; 770 } 771 EXPORT_SYMBOL_GPL(rt2800_load_firmware); 772 773 void rt2800_write_tx_data(struct queue_entry *entry, 774 struct txentry_desc *txdesc) 775 { 776 __le32 *txwi = rt2800_drv_get_txwi(entry); 777 u32 word; 778 int i; 779 780 /* 781 * Initialize TX Info descriptor 782 */ 783 word = rt2x00_desc_read(txwi, 0); 784 rt2x00_set_field32(&word, TXWI_W0_FRAG, 785 test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); 786 rt2x00_set_field32(&word, TXWI_W0_MIMO_PS, 787 test_bit(ENTRY_TXD_HT_MIMO_PS, &txdesc->flags)); 788 rt2x00_set_field32(&word, TXWI_W0_CF_ACK, 0); 789 rt2x00_set_field32(&word, TXWI_W0_TS, 790 test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); 791 rt2x00_set_field32(&word, TXWI_W0_AMPDU, 792 test_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags)); 793 rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY, 794 txdesc->u.ht.mpdu_density); 795 rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->u.ht.txop); 796 rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->u.ht.mcs); 797 rt2x00_set_field32(&word, TXWI_W0_BW, 798 test_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags)); 799 rt2x00_set_field32(&word, TXWI_W0_SHORT_GI, 800 test_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags)); 801 rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->u.ht.stbc); 802 rt2x00_set_field32(&word, TXWI_W0_PHYMODE, txdesc->rate_mode); 803 rt2x00_desc_write(txwi, 0, word); 804 805 word = rt2x00_desc_read(txwi, 1); 806 rt2x00_set_field32(&word, TXWI_W1_ACK, 807 test_bit(ENTRY_TXD_ACK, &txdesc->flags)); 808 rt2x00_set_field32(&word, TXWI_W1_NSEQ, 809 test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags)); 810 rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->u.ht.ba_size); 811 rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID, 812 test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ? 813 txdesc->key_idx : txdesc->u.ht.wcid); 814 rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT, 815 txdesc->length); 816 rt2x00_set_field32(&word, TXWI_W1_PACKETID_QUEUE, entry->queue->qid); 817 rt2x00_set_field32(&word, TXWI_W1_PACKETID_ENTRY, (entry->entry_idx % 3) + 1); 818 rt2x00_desc_write(txwi, 1, word); 819 820 /* 821 * Always write 0 to IV/EIV fields (word 2 and 3), hardware will insert 822 * the IV from the IVEIV register when TXD_W3_WIV is set to 0. 823 * When TXD_W3_WIV is set to 1 it will use the IV data 824 * from the descriptor. The TXWI_W1_WIRELESS_CLI_ID indicates which 825 * crypto entry in the registers should be used to encrypt the frame. 826 * 827 * Nulify all remaining words as well, we don't know how to program them. 828 */ 829 for (i = 2; i < entry->queue->winfo_size / sizeof(__le32); i++) 830 _rt2x00_desc_write(txwi, i, 0); 831 } 832 EXPORT_SYMBOL_GPL(rt2800_write_tx_data); 833 834 static int rt2800_agc_to_rssi(struct rt2x00_dev *rt2x00dev, u32 rxwi_w2) 835 { 836 s8 rssi0 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI0); 837 s8 rssi1 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI1); 838 s8 rssi2 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI2); 839 u16 eeprom; 840 u8 offset0; 841 u8 offset1; 842 u8 offset2; 843 844 if (rt2x00dev->curr_band == NL80211_BAND_2GHZ) { 845 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG); 846 offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET0); 847 offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET1); 848 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2); 849 offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG2_OFFSET2); 850 } else { 851 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A); 852 offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET0); 853 offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET1); 854 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2); 855 offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A2_OFFSET2); 856 } 857 858 /* 859 * Convert the value from the descriptor into the RSSI value 860 * If the value in the descriptor is 0, it is considered invalid 861 * and the default (extremely low) rssi value is assumed 862 */ 863 rssi0 = (rssi0) ? (-12 - offset0 - rt2x00dev->lna_gain - rssi0) : -128; 864 rssi1 = (rssi1) ? (-12 - offset1 - rt2x00dev->lna_gain - rssi1) : -128; 865 rssi2 = (rssi2) ? (-12 - offset2 - rt2x00dev->lna_gain - rssi2) : -128; 866 867 /* 868 * mac80211 only accepts a single RSSI value. Calculating the 869 * average doesn't deliver a fair answer either since -60:-60 would 870 * be considered equally good as -50:-70 while the second is the one 871 * which gives less energy... 872 */ 873 rssi0 = max(rssi0, rssi1); 874 return (int)max(rssi0, rssi2); 875 } 876 877 void rt2800_process_rxwi(struct queue_entry *entry, 878 struct rxdone_entry_desc *rxdesc) 879 { 880 __le32 *rxwi = (__le32 *) entry->skb->data; 881 u32 word; 882 883 word = rt2x00_desc_read(rxwi, 0); 884 885 rxdesc->cipher = rt2x00_get_field32(word, RXWI_W0_UDF); 886 rxdesc->size = rt2x00_get_field32(word, RXWI_W0_MPDU_TOTAL_BYTE_COUNT); 887 888 word = rt2x00_desc_read(rxwi, 1); 889 890 if (rt2x00_get_field32(word, RXWI_W1_SHORT_GI)) 891 rxdesc->enc_flags |= RX_ENC_FLAG_SHORT_GI; 892 893 if (rt2x00_get_field32(word, RXWI_W1_BW)) 894 rxdesc->bw = RATE_INFO_BW_40; 895 896 /* 897 * Detect RX rate, always use MCS as signal type. 898 */ 899 rxdesc->dev_flags |= RXDONE_SIGNAL_MCS; 900 rxdesc->signal = rt2x00_get_field32(word, RXWI_W1_MCS); 901 rxdesc->rate_mode = rt2x00_get_field32(word, RXWI_W1_PHYMODE); 902 903 /* 904 * Mask of 0x8 bit to remove the short preamble flag. 905 */ 906 if (rxdesc->rate_mode == RATE_MODE_CCK) 907 rxdesc->signal &= ~0x8; 908 909 word = rt2x00_desc_read(rxwi, 2); 910 911 /* 912 * Convert descriptor AGC value to RSSI value. 913 */ 914 rxdesc->rssi = rt2800_agc_to_rssi(entry->queue->rt2x00dev, word); 915 /* 916 * Remove RXWI descriptor from start of the buffer. 917 */ 918 skb_pull(entry->skb, entry->queue->winfo_size); 919 } 920 EXPORT_SYMBOL_GPL(rt2800_process_rxwi); 921 922 static void rt2800_rate_from_status(struct skb_frame_desc *skbdesc, 923 u32 status, enum nl80211_band band) 924 { 925 u8 flags = 0; 926 u8 idx = rt2x00_get_field32(status, TX_STA_FIFO_MCS); 927 928 switch (rt2x00_get_field32(status, TX_STA_FIFO_PHYMODE)) { 929 case RATE_MODE_HT_GREENFIELD: 930 flags |= IEEE80211_TX_RC_GREEN_FIELD; 931 /* fall through */ 932 case RATE_MODE_HT_MIX: 933 flags |= IEEE80211_TX_RC_MCS; 934 break; 935 case RATE_MODE_OFDM: 936 if (band == NL80211_BAND_2GHZ) 937 idx += 4; 938 break; 939 case RATE_MODE_CCK: 940 if (idx >= 8) 941 idx -= 8; 942 break; 943 } 944 945 if (rt2x00_get_field32(status, TX_STA_FIFO_BW)) 946 flags |= IEEE80211_TX_RC_40_MHZ_WIDTH; 947 948 if (rt2x00_get_field32(status, TX_STA_FIFO_SGI)) 949 flags |= IEEE80211_TX_RC_SHORT_GI; 950 951 skbdesc->tx_rate_idx = idx; 952 skbdesc->tx_rate_flags = flags; 953 } 954 955 static bool rt2800_txdone_entry_check(struct queue_entry *entry, u32 reg) 956 { 957 __le32 *txwi; 958 u32 word; 959 int wcid, ack, pid; 960 int tx_wcid, tx_ack, tx_pid, is_agg; 961 962 /* 963 * This frames has returned with an IO error, 964 * so the status report is not intended for this 965 * frame. 966 */ 967 if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags)) 968 return false; 969 970 wcid = rt2x00_get_field32(reg, TX_STA_FIFO_WCID); 971 ack = rt2x00_get_field32(reg, TX_STA_FIFO_TX_ACK_REQUIRED); 972 pid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_TYPE); 973 is_agg = rt2x00_get_field32(reg, TX_STA_FIFO_TX_AGGRE); 974 975 /* 976 * Validate if this TX status report is intended for 977 * this entry by comparing the WCID/ACK/PID fields. 978 */ 979 txwi = rt2800_drv_get_txwi(entry); 980 981 word = rt2x00_desc_read(txwi, 1); 982 tx_wcid = rt2x00_get_field32(word, TXWI_W1_WIRELESS_CLI_ID); 983 tx_ack = rt2x00_get_field32(word, TXWI_W1_ACK); 984 tx_pid = rt2x00_get_field32(word, TXWI_W1_PACKETID); 985 986 if (wcid != tx_wcid || ack != tx_ack || (!is_agg && pid != tx_pid)) { 987 rt2x00_dbg(entry->queue->rt2x00dev, 988 "TX status report missed for queue %d entry %d\n", 989 entry->queue->qid, entry->entry_idx); 990 return false; 991 } 992 993 return true; 994 } 995 996 void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi, 997 bool match) 998 { 999 struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; 1000 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 1001 struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); 1002 struct txdone_entry_desc txdesc; 1003 u32 word; 1004 u16 mcs, real_mcs; 1005 int aggr, ampdu, wcid, ack_req; 1006 1007 /* 1008 * Obtain the status about this packet. 1009 */ 1010 txdesc.flags = 0; 1011 word = rt2x00_desc_read(txwi, 0); 1012 1013 mcs = rt2x00_get_field32(word, TXWI_W0_MCS); 1014 ampdu = rt2x00_get_field32(word, TXWI_W0_AMPDU); 1015 1016 real_mcs = rt2x00_get_field32(status, TX_STA_FIFO_MCS); 1017 aggr = rt2x00_get_field32(status, TX_STA_FIFO_TX_AGGRE); 1018 wcid = rt2x00_get_field32(status, TX_STA_FIFO_WCID); 1019 ack_req = rt2x00_get_field32(status, TX_STA_FIFO_TX_ACK_REQUIRED); 1020 1021 /* 1022 * If a frame was meant to be sent as a single non-aggregated MPDU 1023 * but ended up in an aggregate the used tx rate doesn't correlate 1024 * with the one specified in the TXWI as the whole aggregate is sent 1025 * with the same rate. 1026 * 1027 * For example: two frames are sent to rt2x00, the first one sets 1028 * AMPDU=1 and requests MCS7 whereas the second frame sets AMDPU=0 1029 * and requests MCS15. If the hw aggregates both frames into one 1030 * AMDPU the tx status for both frames will contain MCS7 although 1031 * the frame was sent successfully. 1032 * 1033 * Hence, replace the requested rate with the real tx rate to not 1034 * confuse the rate control algortihm by providing clearly wrong 1035 * data. 1036 * 1037 * FIXME: if we do not find matching entry, we tell that frame was 1038 * posted without any retries. We need to find a way to fix that 1039 * and provide retry count. 1040 */ 1041 if (unlikely((aggr == 1 && ampdu == 0 && real_mcs != mcs)) || !match) { 1042 rt2800_rate_from_status(skbdesc, status, rt2x00dev->curr_band); 1043 mcs = real_mcs; 1044 } 1045 1046 if (aggr == 1 || ampdu == 1) 1047 __set_bit(TXDONE_AMPDU, &txdesc.flags); 1048 1049 if (!ack_req) 1050 __set_bit(TXDONE_NO_ACK_REQ, &txdesc.flags); 1051 1052 /* 1053 * Ralink has a retry mechanism using a global fallback 1054 * table. We setup this fallback table to try the immediate 1055 * lower rate for all rates. In the TX_STA_FIFO, the MCS field 1056 * always contains the MCS used for the last transmission, be 1057 * it successful or not. 1058 */ 1059 if (rt2x00_get_field32(status, TX_STA_FIFO_TX_SUCCESS)) { 1060 /* 1061 * Transmission succeeded. The number of retries is 1062 * mcs - real_mcs 1063 */ 1064 __set_bit(TXDONE_SUCCESS, &txdesc.flags); 1065 txdesc.retry = ((mcs > real_mcs) ? mcs - real_mcs : 0); 1066 } else { 1067 /* 1068 * Transmission failed. The number of retries is 1069 * always 7 in this case (for a total number of 8 1070 * frames sent). 1071 */ 1072 __set_bit(TXDONE_FAILURE, &txdesc.flags); 1073 txdesc.retry = rt2x00dev->long_retry; 1074 } 1075 1076 /* 1077 * the frame was retried at least once 1078 * -> hw used fallback rates 1079 */ 1080 if (txdesc.retry) 1081 __set_bit(TXDONE_FALLBACK, &txdesc.flags); 1082 1083 if (!match) { 1084 /* RCU assures non-null sta will not be freed by mac80211. */ 1085 rcu_read_lock(); 1086 if (likely(wcid >= WCID_START && wcid <= WCID_END)) 1087 skbdesc->sta = drv_data->wcid_to_sta[wcid - WCID_START]; 1088 else 1089 skbdesc->sta = NULL; 1090 rt2x00lib_txdone_nomatch(entry, &txdesc); 1091 rcu_read_unlock(); 1092 } else { 1093 rt2x00lib_txdone(entry, &txdesc); 1094 } 1095 } 1096 EXPORT_SYMBOL_GPL(rt2800_txdone_entry); 1097 1098 void rt2800_txdone(struct rt2x00_dev *rt2x00dev, unsigned int quota) 1099 { 1100 struct data_queue *queue; 1101 struct queue_entry *entry; 1102 u32 reg; 1103 u8 qid; 1104 bool match; 1105 1106 while (quota-- > 0 && kfifo_get(&rt2x00dev->txstatus_fifo, ®)) { 1107 /* 1108 * TX_STA_FIFO_PID_QUEUE is a 2-bit field, thus qid is 1109 * guaranteed to be one of the TX QIDs . 1110 */ 1111 qid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_QUEUE); 1112 queue = rt2x00queue_get_tx_queue(rt2x00dev, qid); 1113 1114 if (unlikely(rt2x00queue_empty(queue))) { 1115 rt2x00_dbg(rt2x00dev, "Got TX status for an empty queue %u, dropping\n", 1116 qid); 1117 break; 1118 } 1119 1120 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE); 1121 1122 if (unlikely(test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) || 1123 !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))) { 1124 rt2x00_warn(rt2x00dev, "Data pending for entry %u in queue %u\n", 1125 entry->entry_idx, qid); 1126 break; 1127 } 1128 1129 match = rt2800_txdone_entry_check(entry, reg); 1130 rt2800_txdone_entry(entry, reg, rt2800_drv_get_txwi(entry), match); 1131 } 1132 } 1133 EXPORT_SYMBOL_GPL(rt2800_txdone); 1134 1135 static inline bool rt2800_entry_txstatus_timeout(struct rt2x00_dev *rt2x00dev, 1136 struct queue_entry *entry) 1137 { 1138 bool ret; 1139 unsigned long tout; 1140 1141 if (!test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags)) 1142 return false; 1143 1144 if (test_bit(DEVICE_STATE_FLUSHING, &rt2x00dev->flags)) 1145 tout = msecs_to_jiffies(50); 1146 else 1147 tout = msecs_to_jiffies(2000); 1148 1149 ret = time_after(jiffies, entry->last_action + tout); 1150 if (unlikely(ret)) 1151 rt2x00_dbg(entry->queue->rt2x00dev, 1152 "TX status timeout for entry %d in queue %d\n", 1153 entry->entry_idx, entry->queue->qid); 1154 return ret; 1155 } 1156 1157 bool rt2800_txstatus_timeout(struct rt2x00_dev *rt2x00dev) 1158 { 1159 struct data_queue *queue; 1160 struct queue_entry *entry; 1161 1162 tx_queue_for_each(rt2x00dev, queue) { 1163 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE); 1164 if (rt2800_entry_txstatus_timeout(rt2x00dev, entry)) 1165 return true; 1166 } 1167 1168 return false; 1169 } 1170 EXPORT_SYMBOL_GPL(rt2800_txstatus_timeout); 1171 1172 /* 1173 * test if there is an entry in any TX queue for which DMA is done 1174 * but the TX status has not been returned yet 1175 */ 1176 bool rt2800_txstatus_pending(struct rt2x00_dev *rt2x00dev) 1177 { 1178 struct data_queue *queue; 1179 1180 tx_queue_for_each(rt2x00dev, queue) { 1181 if (rt2x00queue_get_entry(queue, Q_INDEX_DMA_DONE) != 1182 rt2x00queue_get_entry(queue, Q_INDEX_DONE)) 1183 return true; 1184 } 1185 return false; 1186 } 1187 EXPORT_SYMBOL_GPL(rt2800_txstatus_pending); 1188 1189 void rt2800_txdone_nostatus(struct rt2x00_dev *rt2x00dev) 1190 { 1191 struct data_queue *queue; 1192 struct queue_entry *entry; 1193 1194 /* 1195 * Process any trailing TX status reports for IO failures, 1196 * we loop until we find the first non-IO error entry. This 1197 * can either be a frame which is free, is being uploaded, 1198 * or has completed the upload but didn't have an entry 1199 * in the TX_STAT_FIFO register yet. 1200 */ 1201 tx_queue_for_each(rt2x00dev, queue) { 1202 while (!rt2x00queue_empty(queue)) { 1203 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE); 1204 1205 if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) || 1206 !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags)) 1207 break; 1208 1209 if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags) || 1210 rt2800_entry_txstatus_timeout(rt2x00dev, entry)) 1211 rt2x00lib_txdone_noinfo(entry, TXDONE_FAILURE); 1212 else 1213 break; 1214 } 1215 } 1216 } 1217 EXPORT_SYMBOL_GPL(rt2800_txdone_nostatus); 1218 1219 static int rt2800_check_hung(struct data_queue *queue) 1220 { 1221 unsigned int cur_idx = rt2800_drv_get_dma_done(queue); 1222 1223 if (queue->wd_idx != cur_idx) 1224 queue->wd_count = 0; 1225 else 1226 queue->wd_count++; 1227 1228 return queue->wd_count > 16; 1229 } 1230 1231 void rt2800_watchdog(struct rt2x00_dev *rt2x00dev) 1232 { 1233 struct data_queue *queue; 1234 bool hung_tx = false; 1235 bool hung_rx = false; 1236 1237 if (test_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags)) 1238 return; 1239 1240 queue_for_each(rt2x00dev, queue) { 1241 switch (queue->qid) { 1242 case QID_AC_VO: 1243 case QID_AC_VI: 1244 case QID_AC_BE: 1245 case QID_AC_BK: 1246 case QID_MGMT: 1247 if (rt2x00queue_empty(queue)) 1248 continue; 1249 hung_tx = rt2800_check_hung(queue); 1250 break; 1251 case QID_RX: 1252 /* For station mode we should reactive at least 1253 * beacons. TODO: need to find good way detect 1254 * RX hung for AP mode. 1255 */ 1256 if (rt2x00dev->intf_sta_count == 0) 1257 continue; 1258 hung_rx = rt2800_check_hung(queue); 1259 break; 1260 default: 1261 break; 1262 } 1263 } 1264 1265 if (hung_tx) 1266 rt2x00_warn(rt2x00dev, "Watchdog TX hung detected\n"); 1267 1268 if (hung_rx) 1269 rt2x00_warn(rt2x00dev, "Watchdog RX hung detected\n"); 1270 1271 if (hung_tx || hung_rx) 1272 ieee80211_restart_hw(rt2x00dev->hw); 1273 } 1274 EXPORT_SYMBOL_GPL(rt2800_watchdog); 1275 1276 static unsigned int rt2800_hw_beacon_base(struct rt2x00_dev *rt2x00dev, 1277 unsigned int index) 1278 { 1279 return HW_BEACON_BASE(index); 1280 } 1281 1282 static inline u8 rt2800_get_beacon_offset(struct rt2x00_dev *rt2x00dev, 1283 unsigned int index) 1284 { 1285 return BEACON_BASE_TO_OFFSET(rt2800_hw_beacon_base(rt2x00dev, index)); 1286 } 1287 1288 static void rt2800_update_beacons_setup(struct rt2x00_dev *rt2x00dev) 1289 { 1290 struct data_queue *queue = rt2x00dev->bcn; 1291 struct queue_entry *entry; 1292 int i, bcn_num = 0; 1293 u64 off, reg = 0; 1294 u32 bssid_dw1; 1295 1296 /* 1297 * Setup offsets of all active beacons in BCN_OFFSET{0,1} registers. 1298 */ 1299 for (i = 0; i < queue->limit; i++) { 1300 entry = &queue->entries[i]; 1301 if (!test_bit(ENTRY_BCN_ENABLED, &entry->flags)) 1302 continue; 1303 off = rt2800_get_beacon_offset(rt2x00dev, entry->entry_idx); 1304 reg |= off << (8 * bcn_num); 1305 bcn_num++; 1306 } 1307 1308 rt2800_register_write(rt2x00dev, BCN_OFFSET0, (u32) reg); 1309 rt2800_register_write(rt2x00dev, BCN_OFFSET1, (u32) (reg >> 32)); 1310 1311 /* 1312 * H/W sends up to MAC_BSSID_DW1_BSS_BCN_NUM + 1 consecutive beacons. 1313 */ 1314 bssid_dw1 = rt2800_register_read(rt2x00dev, MAC_BSSID_DW1); 1315 rt2x00_set_field32(&bssid_dw1, MAC_BSSID_DW1_BSS_BCN_NUM, 1316 bcn_num > 0 ? bcn_num - 1 : 0); 1317 rt2800_register_write(rt2x00dev, MAC_BSSID_DW1, bssid_dw1); 1318 } 1319 1320 void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) 1321 { 1322 struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; 1323 struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); 1324 unsigned int beacon_base; 1325 unsigned int padding_len; 1326 u32 orig_reg, reg; 1327 const int txwi_desc_size = entry->queue->winfo_size; 1328 1329 /* 1330 * Disable beaconing while we are reloading the beacon data, 1331 * otherwise we might be sending out invalid data. 1332 */ 1333 reg = rt2800_register_read(rt2x00dev, BCN_TIME_CFG); 1334 orig_reg = reg; 1335 rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); 1336 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); 1337 1338 /* 1339 * Add space for the TXWI in front of the skb. 1340 */ 1341 memset(skb_push(entry->skb, txwi_desc_size), 0, txwi_desc_size); 1342 1343 /* 1344 * Register descriptor details in skb frame descriptor. 1345 */ 1346 skbdesc->flags |= SKBDESC_DESC_IN_SKB; 1347 skbdesc->desc = entry->skb->data; 1348 skbdesc->desc_len = txwi_desc_size; 1349 1350 /* 1351 * Add the TXWI for the beacon to the skb. 1352 */ 1353 rt2800_write_tx_data(entry, txdesc); 1354 1355 /* 1356 * Dump beacon to userspace through debugfs. 1357 */ 1358 rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry); 1359 1360 /* 1361 * Write entire beacon with TXWI and padding to register. 1362 */ 1363 padding_len = roundup(entry->skb->len, 4) - entry->skb->len; 1364 if (padding_len && skb_pad(entry->skb, padding_len)) { 1365 rt2x00_err(rt2x00dev, "Failure padding beacon, aborting\n"); 1366 /* skb freed by skb_pad() on failure */ 1367 entry->skb = NULL; 1368 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg); 1369 return; 1370 } 1371 1372 beacon_base = rt2800_hw_beacon_base(rt2x00dev, entry->entry_idx); 1373 1374 rt2800_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data, 1375 entry->skb->len + padding_len); 1376 __set_bit(ENTRY_BCN_ENABLED, &entry->flags); 1377 1378 /* 1379 * Change global beacons settings. 1380 */ 1381 rt2800_update_beacons_setup(rt2x00dev); 1382 1383 /* 1384 * Restore beaconing state. 1385 */ 1386 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg); 1387 1388 /* 1389 * Clean up beacon skb. 1390 */ 1391 dev_kfree_skb_any(entry->skb); 1392 entry->skb = NULL; 1393 } 1394 EXPORT_SYMBOL_GPL(rt2800_write_beacon); 1395 1396 static inline void rt2800_clear_beacon_register(struct rt2x00_dev *rt2x00dev, 1397 unsigned int index) 1398 { 1399 int i; 1400 const int txwi_desc_size = rt2x00dev->bcn->winfo_size; 1401 unsigned int beacon_base; 1402 1403 beacon_base = rt2800_hw_beacon_base(rt2x00dev, index); 1404 1405 /* 1406 * For the Beacon base registers we only need to clear 1407 * the whole TXWI which (when set to 0) will invalidate 1408 * the entire beacon. 1409 */ 1410 for (i = 0; i < txwi_desc_size; i += sizeof(__le32)) 1411 rt2800_register_write(rt2x00dev, beacon_base + i, 0); 1412 } 1413 1414 void rt2800_clear_beacon(struct queue_entry *entry) 1415 { 1416 struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; 1417 u32 orig_reg, reg; 1418 1419 /* 1420 * Disable beaconing while we are reloading the beacon data, 1421 * otherwise we might be sending out invalid data. 1422 */ 1423 orig_reg = rt2800_register_read(rt2x00dev, BCN_TIME_CFG); 1424 reg = orig_reg; 1425 rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); 1426 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); 1427 1428 /* 1429 * Clear beacon. 1430 */ 1431 rt2800_clear_beacon_register(rt2x00dev, entry->entry_idx); 1432 __clear_bit(ENTRY_BCN_ENABLED, &entry->flags); 1433 1434 /* 1435 * Change global beacons settings. 1436 */ 1437 rt2800_update_beacons_setup(rt2x00dev); 1438 /* 1439 * Restore beaconing state. 1440 */ 1441 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg); 1442 } 1443 EXPORT_SYMBOL_GPL(rt2800_clear_beacon); 1444 1445 #ifdef CONFIG_RT2X00_LIB_DEBUGFS 1446 const struct rt2x00debug rt2800_rt2x00debug = { 1447 .owner = THIS_MODULE, 1448 .csr = { 1449 .read = rt2800_register_read, 1450 .write = rt2800_register_write, 1451 .flags = RT2X00DEBUGFS_OFFSET, 1452 .word_base = CSR_REG_BASE, 1453 .word_size = sizeof(u32), 1454 .word_count = CSR_REG_SIZE / sizeof(u32), 1455 }, 1456 .eeprom = { 1457 /* NOTE: The local EEPROM access functions can't 1458 * be used here, use the generic versions instead. 1459 */ 1460 .read = rt2x00_eeprom_read, 1461 .write = rt2x00_eeprom_write, 1462 .word_base = EEPROM_BASE, 1463 .word_size = sizeof(u16), 1464 .word_count = EEPROM_SIZE / sizeof(u16), 1465 }, 1466 .bbp = { 1467 .read = rt2800_bbp_read, 1468 .write = rt2800_bbp_write, 1469 .word_base = BBP_BASE, 1470 .word_size = sizeof(u8), 1471 .word_count = BBP_SIZE / sizeof(u8), 1472 }, 1473 .rf = { 1474 .read = rt2x00_rf_read, 1475 .write = rt2800_rf_write, 1476 .word_base = RF_BASE, 1477 .word_size = sizeof(u32), 1478 .word_count = RF_SIZE / sizeof(u32), 1479 }, 1480 .rfcsr = { 1481 .read = rt2800_rfcsr_read, 1482 .write = rt2800_rfcsr_write, 1483 .word_base = RFCSR_BASE, 1484 .word_size = sizeof(u8), 1485 .word_count = RFCSR_SIZE / sizeof(u8), 1486 }, 1487 }; 1488 EXPORT_SYMBOL_GPL(rt2800_rt2x00debug); 1489 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */ 1490 1491 int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev) 1492 { 1493 u32 reg; 1494 1495 if (rt2x00_rt(rt2x00dev, RT3290)) { 1496 reg = rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL); 1497 return rt2x00_get_field32(reg, WLAN_GPIO_IN_BIT0); 1498 } else { 1499 reg = rt2800_register_read(rt2x00dev, GPIO_CTRL); 1500 return rt2x00_get_field32(reg, GPIO_CTRL_VAL2); 1501 } 1502 } 1503 EXPORT_SYMBOL_GPL(rt2800_rfkill_poll); 1504 1505 #ifdef CONFIG_RT2X00_LIB_LEDS 1506 static void rt2800_brightness_set(struct led_classdev *led_cdev, 1507 enum led_brightness brightness) 1508 { 1509 struct rt2x00_led *led = 1510 container_of(led_cdev, struct rt2x00_led, led_dev); 1511 unsigned int enabled = brightness != LED_OFF; 1512 unsigned int bg_mode = 1513 (enabled && led->rt2x00dev->curr_band == NL80211_BAND_2GHZ); 1514 unsigned int polarity = 1515 rt2x00_get_field16(led->rt2x00dev->led_mcu_reg, 1516 EEPROM_FREQ_LED_POLARITY); 1517 unsigned int ledmode = 1518 rt2x00_get_field16(led->rt2x00dev->led_mcu_reg, 1519 EEPROM_FREQ_LED_MODE); 1520 u32 reg; 1521 1522 /* Check for SoC (SOC devices don't support MCU requests) */ 1523 if (rt2x00_is_soc(led->rt2x00dev)) { 1524 reg = rt2800_register_read(led->rt2x00dev, LED_CFG); 1525 1526 /* Set LED Polarity */ 1527 rt2x00_set_field32(®, LED_CFG_LED_POLAR, polarity); 1528 1529 /* Set LED Mode */ 1530 if (led->type == LED_TYPE_RADIO) { 1531 rt2x00_set_field32(®, LED_CFG_G_LED_MODE, 1532 enabled ? 3 : 0); 1533 } else if (led->type == LED_TYPE_ASSOC) { 1534 rt2x00_set_field32(®, LED_CFG_Y_LED_MODE, 1535 enabled ? 3 : 0); 1536 } else if (led->type == LED_TYPE_QUALITY) { 1537 rt2x00_set_field32(®, LED_CFG_R_LED_MODE, 1538 enabled ? 3 : 0); 1539 } 1540 1541 rt2800_register_write(led->rt2x00dev, LED_CFG, reg); 1542 1543 } else { 1544 if (led->type == LED_TYPE_RADIO) { 1545 rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode, 1546 enabled ? 0x20 : 0); 1547 } else if (led->type == LED_TYPE_ASSOC) { 1548 rt2800_mcu_request(led->rt2x00dev, MCU_LED, 0xff, ledmode, 1549 enabled ? (bg_mode ? 0x60 : 0xa0) : 0x20); 1550 } else if (led->type == LED_TYPE_QUALITY) { 1551 /* 1552 * The brightness is divided into 6 levels (0 - 5), 1553 * The specs tell us the following levels: 1554 * 0, 1 ,3, 7, 15, 31 1555 * to determine the level in a simple way we can simply 1556 * work with bitshifting: 1557 * (1 << level) - 1 1558 */ 1559 rt2800_mcu_request(led->rt2x00dev, MCU_LED_STRENGTH, 0xff, 1560 (1 << brightness / (LED_FULL / 6)) - 1, 1561 polarity); 1562 } 1563 } 1564 } 1565 1566 static void rt2800_init_led(struct rt2x00_dev *rt2x00dev, 1567 struct rt2x00_led *led, enum led_type type) 1568 { 1569 led->rt2x00dev = rt2x00dev; 1570 led->type = type; 1571 led->led_dev.brightness_set = rt2800_brightness_set; 1572 led->flags = LED_INITIALIZED; 1573 } 1574 #endif /* CONFIG_RT2X00_LIB_LEDS */ 1575 1576 /* 1577 * Configuration handlers. 1578 */ 1579 static void rt2800_config_wcid(struct rt2x00_dev *rt2x00dev, 1580 const u8 *address, 1581 int wcid) 1582 { 1583 struct mac_wcid_entry wcid_entry; 1584 u32 offset; 1585 1586 offset = MAC_WCID_ENTRY(wcid); 1587 1588 memset(&wcid_entry, 0xff, sizeof(wcid_entry)); 1589 if (address) 1590 memcpy(wcid_entry.mac, address, ETH_ALEN); 1591 1592 rt2800_register_multiwrite(rt2x00dev, offset, 1593 &wcid_entry, sizeof(wcid_entry)); 1594 } 1595 1596 static void rt2800_delete_wcid_attr(struct rt2x00_dev *rt2x00dev, int wcid) 1597 { 1598 u32 offset; 1599 offset = MAC_WCID_ATTR_ENTRY(wcid); 1600 rt2800_register_write(rt2x00dev, offset, 0); 1601 } 1602 1603 static void rt2800_config_wcid_attr_bssidx(struct rt2x00_dev *rt2x00dev, 1604 int wcid, u32 bssidx) 1605 { 1606 u32 offset = MAC_WCID_ATTR_ENTRY(wcid); 1607 u32 reg; 1608 1609 /* 1610 * The BSS Idx numbers is split in a main value of 3 bits, 1611 * and a extended field for adding one additional bit to the value. 1612 */ 1613 reg = rt2800_register_read(rt2x00dev, offset); 1614 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_BSS_IDX, (bssidx & 0x7)); 1615 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_BSS_IDX_EXT, 1616 (bssidx & 0x8) >> 3); 1617 rt2800_register_write(rt2x00dev, offset, reg); 1618 } 1619 1620 static void rt2800_config_wcid_attr_cipher(struct rt2x00_dev *rt2x00dev, 1621 struct rt2x00lib_crypto *crypto, 1622 struct ieee80211_key_conf *key) 1623 { 1624 struct mac_iveiv_entry iveiv_entry; 1625 u32 offset; 1626 u32 reg; 1627 1628 offset = MAC_WCID_ATTR_ENTRY(key->hw_key_idx); 1629 1630 if (crypto->cmd == SET_KEY) { 1631 reg = rt2800_register_read(rt2x00dev, offset); 1632 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_KEYTAB, 1633 !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)); 1634 /* 1635 * Both the cipher as the BSS Idx numbers are split in a main 1636 * value of 3 bits, and a extended field for adding one additional 1637 * bit to the value. 1638 */ 1639 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER, 1640 (crypto->cipher & 0x7)); 1641 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER_EXT, 1642 (crypto->cipher & 0x8) >> 3); 1643 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher); 1644 rt2800_register_write(rt2x00dev, offset, reg); 1645 } else { 1646 /* Delete the cipher without touching the bssidx */ 1647 reg = rt2800_register_read(rt2x00dev, offset); 1648 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_KEYTAB, 0); 1649 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER, 0); 1650 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER_EXT, 0); 1651 rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_RX_WIUDF, 0); 1652 rt2800_register_write(rt2x00dev, offset, reg); 1653 } 1654 1655 offset = MAC_IVEIV_ENTRY(key->hw_key_idx); 1656 1657 if (crypto->cmd == SET_KEY) { 1658 rt2800_register_multiread(rt2x00dev, offset, 1659 &iveiv_entry, sizeof(iveiv_entry)); 1660 if ((crypto->cipher == CIPHER_TKIP) || 1661 (crypto->cipher == CIPHER_TKIP_NO_MIC) || 1662 (crypto->cipher == CIPHER_AES)) 1663 iveiv_entry.iv[3] |= 0x20; 1664 iveiv_entry.iv[3] |= key->keyidx << 6; 1665 } else { 1666 memset(&iveiv_entry, 0, sizeof(iveiv_entry)); 1667 } 1668 1669 rt2800_register_multiwrite(rt2x00dev, offset, 1670 &iveiv_entry, sizeof(iveiv_entry)); 1671 } 1672 1673 int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev, 1674 struct rt2x00lib_crypto *crypto, 1675 struct ieee80211_key_conf *key) 1676 { 1677 struct hw_key_entry key_entry; 1678 struct rt2x00_field32 field; 1679 u32 offset; 1680 u32 reg; 1681 1682 if (crypto->cmd == SET_KEY) { 1683 key->hw_key_idx = (4 * crypto->bssidx) + key->keyidx; 1684 1685 memcpy(key_entry.key, crypto->key, 1686 sizeof(key_entry.key)); 1687 memcpy(key_entry.tx_mic, crypto->tx_mic, 1688 sizeof(key_entry.tx_mic)); 1689 memcpy(key_entry.rx_mic, crypto->rx_mic, 1690 sizeof(key_entry.rx_mic)); 1691 1692 offset = SHARED_KEY_ENTRY(key->hw_key_idx); 1693 rt2800_register_multiwrite(rt2x00dev, offset, 1694 &key_entry, sizeof(key_entry)); 1695 } 1696 1697 /* 1698 * The cipher types are stored over multiple registers 1699 * starting with SHARED_KEY_MODE_BASE each word will have 1700 * 32 bits and contains the cipher types for 2 bssidx each. 1701 * Using the correct defines correctly will cause overhead, 1702 * so just calculate the correct offset. 1703 */ 1704 field.bit_offset = 4 * (key->hw_key_idx % 8); 1705 field.bit_mask = 0x7 << field.bit_offset; 1706 1707 offset = SHARED_KEY_MODE_ENTRY(key->hw_key_idx / 8); 1708 1709 reg = rt2800_register_read(rt2x00dev, offset); 1710 rt2x00_set_field32(®, field, 1711 (crypto->cmd == SET_KEY) * crypto->cipher); 1712 rt2800_register_write(rt2x00dev, offset, reg); 1713 1714 /* 1715 * Update WCID information 1716 */ 1717 rt2800_config_wcid(rt2x00dev, crypto->address, key->hw_key_idx); 1718 rt2800_config_wcid_attr_bssidx(rt2x00dev, key->hw_key_idx, 1719 crypto->bssidx); 1720 rt2800_config_wcid_attr_cipher(rt2x00dev, crypto, key); 1721 1722 return 0; 1723 } 1724 EXPORT_SYMBOL_GPL(rt2800_config_shared_key); 1725 1726 int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev, 1727 struct rt2x00lib_crypto *crypto, 1728 struct ieee80211_key_conf *key) 1729 { 1730 struct hw_key_entry key_entry; 1731 u32 offset; 1732 1733 if (crypto->cmd == SET_KEY) { 1734 /* 1735 * Allow key configuration only for STAs that are 1736 * known by the hw. 1737 */ 1738 if (crypto->wcid > WCID_END) 1739 return -ENOSPC; 1740 key->hw_key_idx = crypto->wcid; 1741 1742 memcpy(key_entry.key, crypto->key, 1743 sizeof(key_entry.key)); 1744 memcpy(key_entry.tx_mic, crypto->tx_mic, 1745 sizeof(key_entry.tx_mic)); 1746 memcpy(key_entry.rx_mic, crypto->rx_mic, 1747 sizeof(key_entry.rx_mic)); 1748 1749 offset = PAIRWISE_KEY_ENTRY(key->hw_key_idx); 1750 rt2800_register_multiwrite(rt2x00dev, offset, 1751 &key_entry, sizeof(key_entry)); 1752 } 1753 1754 /* 1755 * Update WCID information 1756 */ 1757 rt2800_config_wcid_attr_cipher(rt2x00dev, crypto, key); 1758 1759 return 0; 1760 } 1761 EXPORT_SYMBOL_GPL(rt2800_config_pairwise_key); 1762 1763 static void rt2800_set_max_psdu_len(struct rt2x00_dev *rt2x00dev) 1764 { 1765 u8 i, max_psdu; 1766 u32 reg; 1767 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 1768 1769 for (i = 0; i < 3; i++) 1770 if (drv_data->ampdu_factor_cnt[i] > 0) 1771 break; 1772 1773 max_psdu = min(drv_data->max_psdu, i); 1774 1775 reg = rt2800_register_read(rt2x00dev, MAX_LEN_CFG); 1776 rt2x00_set_field32(®, MAX_LEN_CFG_MAX_PSDU, max_psdu); 1777 rt2800_register_write(rt2x00dev, MAX_LEN_CFG, reg); 1778 } 1779 1780 int rt2800_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1781 struct ieee80211_sta *sta) 1782 { 1783 struct rt2x00_dev *rt2x00dev = hw->priv; 1784 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 1785 struct rt2x00_sta *sta_priv = sta_to_rt2x00_sta(sta); 1786 int wcid; 1787 1788 /* 1789 * Limit global maximum TX AMPDU length to smallest value of all 1790 * connected stations. In AP mode this can be suboptimal, but we 1791 * do not have a choice if some connected STA is not capable to 1792 * receive the same amount of data like the others. 1793 */ 1794 if (sta->ht_cap.ht_supported) { 1795 drv_data->ampdu_factor_cnt[sta->ht_cap.ampdu_factor & 3]++; 1796 rt2800_set_max_psdu_len(rt2x00dev); 1797 } 1798 1799 /* 1800 * Search for the first free WCID entry and return the corresponding 1801 * index. 1802 */ 1803 wcid = find_first_zero_bit(drv_data->sta_ids, STA_IDS_SIZE) + WCID_START; 1804 1805 /* 1806 * Store selected wcid even if it is invalid so that we can 1807 * later decide if the STA is uploaded into the hw. 1808 */ 1809 sta_priv->wcid = wcid; 1810 1811 /* 1812 * No space left in the device, however, we can still communicate 1813 * with the STA -> No error. 1814 */ 1815 if (wcid > WCID_END) 1816 return 0; 1817 1818 __set_bit(wcid - WCID_START, drv_data->sta_ids); 1819 drv_data->wcid_to_sta[wcid - WCID_START] = sta; 1820 1821 /* 1822 * Clean up WCID attributes and write STA address to the device. 1823 */ 1824 rt2800_delete_wcid_attr(rt2x00dev, wcid); 1825 rt2800_config_wcid(rt2x00dev, sta->addr, wcid); 1826 rt2800_config_wcid_attr_bssidx(rt2x00dev, wcid, 1827 rt2x00lib_get_bssidx(rt2x00dev, vif)); 1828 return 0; 1829 } 1830 EXPORT_SYMBOL_GPL(rt2800_sta_add); 1831 1832 int rt2800_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 1833 struct ieee80211_sta *sta) 1834 { 1835 struct rt2x00_dev *rt2x00dev = hw->priv; 1836 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 1837 struct rt2x00_sta *sta_priv = sta_to_rt2x00_sta(sta); 1838 int wcid = sta_priv->wcid; 1839 1840 if (sta->ht_cap.ht_supported) { 1841 drv_data->ampdu_factor_cnt[sta->ht_cap.ampdu_factor & 3]--; 1842 rt2800_set_max_psdu_len(rt2x00dev); 1843 } 1844 1845 if (wcid > WCID_END) 1846 return 0; 1847 /* 1848 * Remove WCID entry, no need to clean the attributes as they will 1849 * get renewed when the WCID is reused. 1850 */ 1851 rt2800_config_wcid(rt2x00dev, NULL, wcid); 1852 drv_data->wcid_to_sta[wcid - WCID_START] = NULL; 1853 __clear_bit(wcid - WCID_START, drv_data->sta_ids); 1854 1855 return 0; 1856 } 1857 EXPORT_SYMBOL_GPL(rt2800_sta_remove); 1858 1859 void rt2800_pre_reset_hw(struct rt2x00_dev *rt2x00dev) 1860 { 1861 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 1862 struct data_queue *queue = rt2x00dev->bcn; 1863 struct queue_entry *entry; 1864 int i, wcid; 1865 1866 for (wcid = WCID_START; wcid < WCID_END; wcid++) { 1867 drv_data->wcid_to_sta[wcid - WCID_START] = NULL; 1868 __clear_bit(wcid - WCID_START, drv_data->sta_ids); 1869 } 1870 1871 for (i = 0; i < queue->limit; i++) { 1872 entry = &queue->entries[i]; 1873 clear_bit(ENTRY_BCN_ASSIGNED, &entry->flags); 1874 } 1875 } 1876 EXPORT_SYMBOL_GPL(rt2800_pre_reset_hw); 1877 1878 void rt2800_config_filter(struct rt2x00_dev *rt2x00dev, 1879 const unsigned int filter_flags) 1880 { 1881 u32 reg; 1882 1883 /* 1884 * Start configuration steps. 1885 * Note that the version error will always be dropped 1886 * and broadcast frames will always be accepted since 1887 * there is no filter for it at this time. 1888 */ 1889 reg = rt2800_register_read(rt2x00dev, RX_FILTER_CFG); 1890 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CRC_ERROR, 1891 !(filter_flags & FIF_FCSFAIL)); 1892 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_PHY_ERROR, 1893 !(filter_flags & FIF_PLCPFAIL)); 1894 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_TO_ME, 1895 !test_bit(CONFIG_MONITORING, &rt2x00dev->flags)); 1896 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_NOT_MY_BSSD, 0); 1897 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_VER_ERROR, 1); 1898 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_MULTICAST, 1899 !(filter_flags & FIF_ALLMULTI)); 1900 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BROADCAST, 0); 1901 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_DUPLICATE, 1); 1902 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CF_END_ACK, 1903 !(filter_flags & FIF_CONTROL)); 1904 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CF_END, 1905 !(filter_flags & FIF_CONTROL)); 1906 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_ACK, 1907 !(filter_flags & FIF_CONTROL)); 1908 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CTS, 1909 !(filter_flags & FIF_CONTROL)); 1910 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_RTS, 1911 !(filter_flags & FIF_CONTROL)); 1912 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_PSPOLL, 1913 !(filter_flags & FIF_PSPOLL)); 1914 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BA, 0); 1915 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_BAR, 1916 !(filter_flags & FIF_CONTROL)); 1917 rt2x00_set_field32(®, RX_FILTER_CFG_DROP_CNTL, 1918 !(filter_flags & FIF_CONTROL)); 1919 rt2800_register_write(rt2x00dev, RX_FILTER_CFG, reg); 1920 } 1921 EXPORT_SYMBOL_GPL(rt2800_config_filter); 1922 1923 void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, 1924 struct rt2x00intf_conf *conf, const unsigned int flags) 1925 { 1926 u32 reg; 1927 bool update_bssid = false; 1928 1929 if (flags & CONFIG_UPDATE_TYPE) { 1930 /* 1931 * Enable synchronisation. 1932 */ 1933 reg = rt2800_register_read(rt2x00dev, BCN_TIME_CFG); 1934 rt2x00_set_field32(®, BCN_TIME_CFG_TSF_SYNC, conf->sync); 1935 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); 1936 1937 if (conf->sync == TSF_SYNC_AP_NONE) { 1938 /* 1939 * Tune beacon queue transmit parameters for AP mode 1940 */ 1941 reg = rt2800_register_read(rt2x00dev, TBTT_SYNC_CFG); 1942 rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_CWMIN, 0); 1943 rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_AIFSN, 1); 1944 rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_EXP_WIN, 32); 1945 rt2x00_set_field32(®, TBTT_SYNC_CFG_TBTT_ADJUST, 0); 1946 rt2800_register_write(rt2x00dev, TBTT_SYNC_CFG, reg); 1947 } else { 1948 reg = rt2800_register_read(rt2x00dev, TBTT_SYNC_CFG); 1949 rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_CWMIN, 4); 1950 rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_AIFSN, 2); 1951 rt2x00_set_field32(®, TBTT_SYNC_CFG_BCN_EXP_WIN, 32); 1952 rt2x00_set_field32(®, TBTT_SYNC_CFG_TBTT_ADJUST, 16); 1953 rt2800_register_write(rt2x00dev, TBTT_SYNC_CFG, reg); 1954 } 1955 } 1956 1957 if (flags & CONFIG_UPDATE_MAC) { 1958 if (flags & CONFIG_UPDATE_TYPE && 1959 conf->sync == TSF_SYNC_AP_NONE) { 1960 /* 1961 * The BSSID register has to be set to our own mac 1962 * address in AP mode. 1963 */ 1964 memcpy(conf->bssid, conf->mac, sizeof(conf->mac)); 1965 update_bssid = true; 1966 } 1967 1968 if (!is_zero_ether_addr((const u8 *)conf->mac)) { 1969 reg = le32_to_cpu(conf->mac[1]); 1970 rt2x00_set_field32(®, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff); 1971 conf->mac[1] = cpu_to_le32(reg); 1972 } 1973 1974 rt2800_register_multiwrite(rt2x00dev, MAC_ADDR_DW0, 1975 conf->mac, sizeof(conf->mac)); 1976 } 1977 1978 if ((flags & CONFIG_UPDATE_BSSID) || update_bssid) { 1979 if (!is_zero_ether_addr((const u8 *)conf->bssid)) { 1980 reg = le32_to_cpu(conf->bssid[1]); 1981 rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 3); 1982 rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 0); 1983 conf->bssid[1] = cpu_to_le32(reg); 1984 } 1985 1986 rt2800_register_multiwrite(rt2x00dev, MAC_BSSID_DW0, 1987 conf->bssid, sizeof(conf->bssid)); 1988 } 1989 } 1990 EXPORT_SYMBOL_GPL(rt2800_config_intf); 1991 1992 static void rt2800_config_ht_opmode(struct rt2x00_dev *rt2x00dev, 1993 struct rt2x00lib_erp *erp) 1994 { 1995 bool any_sta_nongf = !!(erp->ht_opmode & 1996 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); 1997 u8 protection = erp->ht_opmode & IEEE80211_HT_OP_MODE_PROTECTION; 1998 u8 mm20_mode, mm40_mode, gf20_mode, gf40_mode; 1999 u16 mm20_rate, mm40_rate, gf20_rate, gf40_rate; 2000 u32 reg; 2001 2002 /* default protection rate for HT20: OFDM 24M */ 2003 mm20_rate = gf20_rate = 0x4004; 2004 2005 /* default protection rate for HT40: duplicate OFDM 24M */ 2006 mm40_rate = gf40_rate = 0x4084; 2007 2008 switch (protection) { 2009 case IEEE80211_HT_OP_MODE_PROTECTION_NONE: 2010 /* 2011 * All STAs in this BSS are HT20/40 but there might be 2012 * STAs not supporting greenfield mode. 2013 * => Disable protection for HT transmissions. 2014 */ 2015 mm20_mode = mm40_mode = gf20_mode = gf40_mode = 0; 2016 2017 break; 2018 case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 2019 /* 2020 * All STAs in this BSS are HT20 or HT20/40 but there 2021 * might be STAs not supporting greenfield mode. 2022 * => Protect all HT40 transmissions. 2023 */ 2024 mm20_mode = gf20_mode = 0; 2025 mm40_mode = gf40_mode = 1; 2026 2027 break; 2028 case IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER: 2029 /* 2030 * Nonmember protection: 2031 * According to 802.11n we _should_ protect all 2032 * HT transmissions (but we don't have to). 2033 * 2034 * But if cts_protection is enabled we _shall_ protect 2035 * all HT transmissions using a CCK rate. 2036 * 2037 * And if any station is non GF we _shall_ protect 2038 * GF transmissions. 2039 * 2040 * We decide to protect everything 2041 * -> fall through to mixed mode. 2042 */ 2043 case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 2044 /* 2045 * Legacy STAs are present 2046 * => Protect all HT transmissions. 2047 */ 2048 mm20_mode = mm40_mode = gf20_mode = gf40_mode = 1; 2049 2050 /* 2051 * If erp protection is needed we have to protect HT 2052 * transmissions with CCK 11M long preamble. 2053 */ 2054 if (erp->cts_protection) { 2055 /* don't duplicate RTS/CTS in CCK mode */ 2056 mm20_rate = mm40_rate = 0x0003; 2057 gf20_rate = gf40_rate = 0x0003; 2058 } 2059 break; 2060 } 2061 2062 /* check for STAs not supporting greenfield mode */ 2063 if (any_sta_nongf) 2064 gf20_mode = gf40_mode = 1; 2065 2066 /* Update HT protection config */ 2067 reg = rt2800_register_read(rt2x00dev, MM20_PROT_CFG); 2068 rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_RATE, mm20_rate); 2069 rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_CTRL, mm20_mode); 2070 rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg); 2071 2072 reg = rt2800_register_read(rt2x00dev, MM40_PROT_CFG); 2073 rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_RATE, mm40_rate); 2074 rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_CTRL, mm40_mode); 2075 rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg); 2076 2077 reg = rt2800_register_read(rt2x00dev, GF20_PROT_CFG); 2078 rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_RATE, gf20_rate); 2079 rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_CTRL, gf20_mode); 2080 rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg); 2081 2082 reg = rt2800_register_read(rt2x00dev, GF40_PROT_CFG); 2083 rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_RATE, gf40_rate); 2084 rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_CTRL, gf40_mode); 2085 rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg); 2086 } 2087 2088 void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp, 2089 u32 changed) 2090 { 2091 u32 reg; 2092 2093 if (changed & BSS_CHANGED_ERP_PREAMBLE) { 2094 reg = rt2800_register_read(rt2x00dev, AUTO_RSP_CFG); 2095 rt2x00_set_field32(®, AUTO_RSP_CFG_AR_PREAMBLE, 2096 !!erp->short_preamble); 2097 rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg); 2098 } 2099 2100 if (changed & BSS_CHANGED_ERP_CTS_PROT) { 2101 reg = rt2800_register_read(rt2x00dev, OFDM_PROT_CFG); 2102 rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL, 2103 erp->cts_protection ? 2 : 0); 2104 rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); 2105 } 2106 2107 if (changed & BSS_CHANGED_BASIC_RATES) { 2108 rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, 2109 0xff0 | erp->basic_rates); 2110 rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003); 2111 } 2112 2113 if (changed & BSS_CHANGED_ERP_SLOT) { 2114 reg = rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG); 2115 rt2x00_set_field32(®, BKOFF_SLOT_CFG_SLOT_TIME, 2116 erp->slot_time); 2117 rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg); 2118 2119 reg = rt2800_register_read(rt2x00dev, XIFS_TIME_CFG); 2120 rt2x00_set_field32(®, XIFS_TIME_CFG_EIFS, erp->eifs); 2121 rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg); 2122 } 2123 2124 if (changed & BSS_CHANGED_BEACON_INT) { 2125 reg = rt2800_register_read(rt2x00dev, BCN_TIME_CFG); 2126 rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL, 2127 erp->beacon_int * 16); 2128 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); 2129 } 2130 2131 if (changed & BSS_CHANGED_HT) 2132 rt2800_config_ht_opmode(rt2x00dev, erp); 2133 } 2134 EXPORT_SYMBOL_GPL(rt2800_config_erp); 2135 2136 static void rt2800_config_3572bt_ant(struct rt2x00_dev *rt2x00dev) 2137 { 2138 u32 reg; 2139 u16 eeprom; 2140 u8 led_ctrl, led_g_mode, led_r_mode; 2141 2142 reg = rt2800_register_read(rt2x00dev, GPIO_SWITCH); 2143 if (rt2x00dev->curr_band == NL80211_BAND_5GHZ) { 2144 rt2x00_set_field32(®, GPIO_SWITCH_0, 1); 2145 rt2x00_set_field32(®, GPIO_SWITCH_1, 1); 2146 } else { 2147 rt2x00_set_field32(®, GPIO_SWITCH_0, 0); 2148 rt2x00_set_field32(®, GPIO_SWITCH_1, 0); 2149 } 2150 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); 2151 2152 reg = rt2800_register_read(rt2x00dev, LED_CFG); 2153 led_g_mode = rt2x00_get_field32(reg, LED_CFG_LED_POLAR) ? 3 : 0; 2154 led_r_mode = rt2x00_get_field32(reg, LED_CFG_LED_POLAR) ? 0 : 3; 2155 if (led_g_mode != rt2x00_get_field32(reg, LED_CFG_G_LED_MODE) || 2156 led_r_mode != rt2x00_get_field32(reg, LED_CFG_R_LED_MODE)) { 2157 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ); 2158 led_ctrl = rt2x00_get_field16(eeprom, EEPROM_FREQ_LED_MODE); 2159 if (led_ctrl == 0 || led_ctrl > 0x40) { 2160 rt2x00_set_field32(®, LED_CFG_G_LED_MODE, led_g_mode); 2161 rt2x00_set_field32(®, LED_CFG_R_LED_MODE, led_r_mode); 2162 rt2800_register_write(rt2x00dev, LED_CFG, reg); 2163 } else { 2164 rt2800_mcu_request(rt2x00dev, MCU_BAND_SELECT, 0xff, 2165 (led_g_mode << 2) | led_r_mode, 1); 2166 } 2167 } 2168 } 2169 2170 static void rt2800_set_ant_diversity(struct rt2x00_dev *rt2x00dev, 2171 enum antenna ant) 2172 { 2173 u32 reg; 2174 u8 eesk_pin = (ant == ANTENNA_A) ? 1 : 0; 2175 u8 gpio_bit3 = (ant == ANTENNA_A) ? 0 : 1; 2176 2177 if (rt2x00_is_pci(rt2x00dev)) { 2178 reg = rt2800_register_read(rt2x00dev, E2PROM_CSR); 2179 rt2x00_set_field32(®, E2PROM_CSR_DATA_CLOCK, eesk_pin); 2180 rt2800_register_write(rt2x00dev, E2PROM_CSR, reg); 2181 } else if (rt2x00_is_usb(rt2x00dev)) 2182 rt2800_mcu_request(rt2x00dev, MCU_ANT_SELECT, 0xff, 2183 eesk_pin, 0); 2184 2185 reg = rt2800_register_read(rt2x00dev, GPIO_CTRL); 2186 rt2x00_set_field32(®, GPIO_CTRL_DIR3, 0); 2187 rt2x00_set_field32(®, GPIO_CTRL_VAL3, gpio_bit3); 2188 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg); 2189 } 2190 2191 void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant) 2192 { 2193 u8 r1; 2194 u8 r3; 2195 u16 eeprom; 2196 2197 r1 = rt2800_bbp_read(rt2x00dev, 1); 2198 r3 = rt2800_bbp_read(rt2x00dev, 3); 2199 2200 if (rt2x00_rt(rt2x00dev, RT3572) && 2201 rt2x00_has_cap_bt_coexist(rt2x00dev)) 2202 rt2800_config_3572bt_ant(rt2x00dev); 2203 2204 /* 2205 * Configure the TX antenna. 2206 */ 2207 switch (ant->tx_chain_num) { 2208 case 1: 2209 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0); 2210 break; 2211 case 2: 2212 if (rt2x00_rt(rt2x00dev, RT3572) && 2213 rt2x00_has_cap_bt_coexist(rt2x00dev)) 2214 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 1); 2215 else 2216 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2); 2217 break; 2218 case 3: 2219 rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2); 2220 break; 2221 } 2222 2223 /* 2224 * Configure the RX antenna. 2225 */ 2226 switch (ant->rx_chain_num) { 2227 case 1: 2228 if (rt2x00_rt(rt2x00dev, RT3070) || 2229 rt2x00_rt(rt2x00dev, RT3090) || 2230 rt2x00_rt(rt2x00dev, RT3352) || 2231 rt2x00_rt(rt2x00dev, RT3390)) { 2232 eeprom = rt2800_eeprom_read(rt2x00dev, 2233 EEPROM_NIC_CONF1); 2234 if (rt2x00_get_field16(eeprom, 2235 EEPROM_NIC_CONF1_ANT_DIVERSITY)) 2236 rt2800_set_ant_diversity(rt2x00dev, 2237 rt2x00dev->default_ant.rx); 2238 } 2239 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0); 2240 break; 2241 case 2: 2242 if (rt2x00_rt(rt2x00dev, RT3572) && 2243 rt2x00_has_cap_bt_coexist(rt2x00dev)) { 2244 rt2x00_set_field8(&r3, BBP3_RX_ADC, 1); 2245 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 2246 rt2x00dev->curr_band == NL80211_BAND_5GHZ); 2247 rt2800_set_ant_diversity(rt2x00dev, ANTENNA_B); 2248 } else { 2249 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 1); 2250 } 2251 break; 2252 case 3: 2253 rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 2); 2254 break; 2255 } 2256 2257 rt2800_bbp_write(rt2x00dev, 3, r3); 2258 rt2800_bbp_write(rt2x00dev, 1, r1); 2259 2260 if (rt2x00_rt(rt2x00dev, RT3593) || 2261 rt2x00_rt(rt2x00dev, RT3883)) { 2262 if (ant->rx_chain_num == 1) 2263 rt2800_bbp_write(rt2x00dev, 86, 0x00); 2264 else 2265 rt2800_bbp_write(rt2x00dev, 86, 0x46); 2266 } 2267 } 2268 EXPORT_SYMBOL_GPL(rt2800_config_ant); 2269 2270 static void rt2800_config_lna_gain(struct rt2x00_dev *rt2x00dev, 2271 struct rt2x00lib_conf *libconf) 2272 { 2273 u16 eeprom; 2274 short lna_gain; 2275 2276 if (libconf->rf.channel <= 14) { 2277 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_LNA); 2278 lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_BG); 2279 } else if (libconf->rf.channel <= 64) { 2280 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_LNA); 2281 lna_gain = rt2x00_get_field16(eeprom, EEPROM_LNA_A0); 2282 } else if (libconf->rf.channel <= 128) { 2283 if (rt2x00_rt(rt2x00dev, RT3593) || 2284 rt2x00_rt(rt2x00dev, RT3883)) { 2285 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2); 2286 lna_gain = rt2x00_get_field16(eeprom, 2287 EEPROM_EXT_LNA2_A1); 2288 } else { 2289 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2); 2290 lna_gain = rt2x00_get_field16(eeprom, 2291 EEPROM_RSSI_BG2_LNA_A1); 2292 } 2293 } else { 2294 if (rt2x00_rt(rt2x00dev, RT3593) || 2295 rt2x00_rt(rt2x00dev, RT3883)) { 2296 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2); 2297 lna_gain = rt2x00_get_field16(eeprom, 2298 EEPROM_EXT_LNA2_A2); 2299 } else { 2300 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2); 2301 lna_gain = rt2x00_get_field16(eeprom, 2302 EEPROM_RSSI_A2_LNA_A2); 2303 } 2304 } 2305 2306 rt2x00dev->lna_gain = lna_gain; 2307 } 2308 2309 static inline bool rt2800_clk_is_20mhz(struct rt2x00_dev *rt2x00dev) 2310 { 2311 return clk_get_rate(rt2x00dev->clk) == 20000000; 2312 } 2313 2314 #define FREQ_OFFSET_BOUND 0x5f 2315 2316 static void rt2800_freq_cal_mode1(struct rt2x00_dev *rt2x00dev) 2317 { 2318 u8 freq_offset, prev_freq_offset; 2319 u8 rfcsr, prev_rfcsr; 2320 2321 freq_offset = rt2x00_get_field8(rt2x00dev->freq_offset, RFCSR17_CODE); 2322 freq_offset = min_t(u8, freq_offset, FREQ_OFFSET_BOUND); 2323 2324 rfcsr = rt2800_rfcsr_read(rt2x00dev, 17); 2325 prev_rfcsr = rfcsr; 2326 2327 rt2x00_set_field8(&rfcsr, RFCSR17_CODE, freq_offset); 2328 if (rfcsr == prev_rfcsr) 2329 return; 2330 2331 if (rt2x00_is_usb(rt2x00dev)) { 2332 rt2800_mcu_request(rt2x00dev, MCU_FREQ_OFFSET, 0xff, 2333 freq_offset, prev_rfcsr); 2334 return; 2335 } 2336 2337 prev_freq_offset = rt2x00_get_field8(prev_rfcsr, RFCSR17_CODE); 2338 while (prev_freq_offset != freq_offset) { 2339 if (prev_freq_offset < freq_offset) 2340 prev_freq_offset++; 2341 else 2342 prev_freq_offset--; 2343 2344 rt2x00_set_field8(&rfcsr, RFCSR17_CODE, prev_freq_offset); 2345 rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); 2346 2347 usleep_range(1000, 1500); 2348 } 2349 } 2350 2351 static void rt2800_config_channel_rf2xxx(struct rt2x00_dev *rt2x00dev, 2352 struct ieee80211_conf *conf, 2353 struct rf_channel *rf, 2354 struct channel_info *info) 2355 { 2356 rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset); 2357 2358 if (rt2x00dev->default_ant.tx_chain_num == 1) 2359 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_TX1, 1); 2360 2361 if (rt2x00dev->default_ant.rx_chain_num == 1) { 2362 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX1, 1); 2363 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); 2364 } else if (rt2x00dev->default_ant.rx_chain_num == 2) 2365 rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); 2366 2367 if (rf->channel > 14) { 2368 /* 2369 * When TX power is below 0, we should increase it by 7 to 2370 * make it a positive value (Minimum value is -7). 2371 * However this means that values between 0 and 7 have 2372 * double meaning, and we should set a 7DBm boost flag. 2373 */ 2374 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A_7DBM_BOOST, 2375 (info->default_power1 >= 0)); 2376 2377 if (info->default_power1 < 0) 2378 info->default_power1 += 7; 2379 2380 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_A, info->default_power1); 2381 2382 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A_7DBM_BOOST, 2383 (info->default_power2 >= 0)); 2384 2385 if (info->default_power2 < 0) 2386 info->default_power2 += 7; 2387 2388 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_A, info->default_power2); 2389 } else { 2390 rt2x00_set_field32(&rf->rf3, RF3_TXPOWER_G, info->default_power1); 2391 rt2x00_set_field32(&rf->rf4, RF4_TXPOWER_G, info->default_power2); 2392 } 2393 2394 rt2x00_set_field32(&rf->rf4, RF4_HT40, conf_is_ht40(conf)); 2395 2396 rt2800_rf_write(rt2x00dev, 1, rf->rf1); 2397 rt2800_rf_write(rt2x00dev, 2, rf->rf2); 2398 rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004); 2399 rt2800_rf_write(rt2x00dev, 4, rf->rf4); 2400 2401 udelay(200); 2402 2403 rt2800_rf_write(rt2x00dev, 1, rf->rf1); 2404 rt2800_rf_write(rt2x00dev, 2, rf->rf2); 2405 rt2800_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004); 2406 rt2800_rf_write(rt2x00dev, 4, rf->rf4); 2407 2408 udelay(200); 2409 2410 rt2800_rf_write(rt2x00dev, 1, rf->rf1); 2411 rt2800_rf_write(rt2x00dev, 2, rf->rf2); 2412 rt2800_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004); 2413 rt2800_rf_write(rt2x00dev, 4, rf->rf4); 2414 } 2415 2416 static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev, 2417 struct ieee80211_conf *conf, 2418 struct rf_channel *rf, 2419 struct channel_info *info) 2420 { 2421 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 2422 u8 rfcsr, calib_tx, calib_rx; 2423 2424 rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1); 2425 2426 rfcsr = rt2800_rfcsr_read(rt2x00dev, 3); 2427 rt2x00_set_field8(&rfcsr, RFCSR3_K, rf->rf3); 2428 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); 2429 2430 rfcsr = rt2800_rfcsr_read(rt2x00dev, 6); 2431 rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2); 2432 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); 2433 2434 rfcsr = rt2800_rfcsr_read(rt2x00dev, 12); 2435 rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, info->default_power1); 2436 rt2800_rfcsr_write(rt2x00dev, 12, rfcsr); 2437 2438 rfcsr = rt2800_rfcsr_read(rt2x00dev, 13); 2439 rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, info->default_power2); 2440 rt2800_rfcsr_write(rt2x00dev, 13, rfcsr); 2441 2442 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 2443 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); 2444 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 2445 rt2x00dev->default_ant.rx_chain_num <= 1); 2446 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 2447 rt2x00dev->default_ant.rx_chain_num <= 2); 2448 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); 2449 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 2450 rt2x00dev->default_ant.tx_chain_num <= 1); 2451 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 2452 rt2x00dev->default_ant.tx_chain_num <= 2); 2453 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 2454 2455 rfcsr = rt2800_rfcsr_read(rt2x00dev, 23); 2456 rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset); 2457 rt2800_rfcsr_write(rt2x00dev, 23, rfcsr); 2458 2459 if (rt2x00_rt(rt2x00dev, RT3390)) { 2460 calib_tx = conf_is_ht40(conf) ? 0x68 : 0x4f; 2461 calib_rx = conf_is_ht40(conf) ? 0x6f : 0x4f; 2462 } else { 2463 if (conf_is_ht40(conf)) { 2464 calib_tx = drv_data->calibration_bw40; 2465 calib_rx = drv_data->calibration_bw40; 2466 } else { 2467 calib_tx = drv_data->calibration_bw20; 2468 calib_rx = drv_data->calibration_bw20; 2469 } 2470 } 2471 2472 rfcsr = rt2800_rfcsr_read(rt2x00dev, 24); 2473 rt2x00_set_field8(&rfcsr, RFCSR24_TX_CALIB, calib_tx); 2474 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr); 2475 2476 rfcsr = rt2800_rfcsr_read(rt2x00dev, 31); 2477 rt2x00_set_field8(&rfcsr, RFCSR31_RX_CALIB, calib_rx); 2478 rt2800_rfcsr_write(rt2x00dev, 31, rfcsr); 2479 2480 rfcsr = rt2800_rfcsr_read(rt2x00dev, 7); 2481 rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1); 2482 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); 2483 2484 rfcsr = rt2800_rfcsr_read(rt2x00dev, 30); 2485 rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); 2486 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); 2487 2488 usleep_range(1000, 1500); 2489 2490 rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); 2491 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); 2492 } 2493 2494 static void rt2800_config_channel_rf3052(struct rt2x00_dev *rt2x00dev, 2495 struct ieee80211_conf *conf, 2496 struct rf_channel *rf, 2497 struct channel_info *info) 2498 { 2499 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 2500 u8 rfcsr; 2501 u32 reg; 2502 2503 if (rf->channel <= 14) { 2504 rt2800_bbp_write(rt2x00dev, 25, drv_data->bbp25); 2505 rt2800_bbp_write(rt2x00dev, 26, drv_data->bbp26); 2506 } else { 2507 rt2800_bbp_write(rt2x00dev, 25, 0x09); 2508 rt2800_bbp_write(rt2x00dev, 26, 0xff); 2509 } 2510 2511 rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1); 2512 rt2800_rfcsr_write(rt2x00dev, 3, rf->rf3); 2513 2514 rfcsr = rt2800_rfcsr_read(rt2x00dev, 6); 2515 rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2); 2516 if (rf->channel <= 14) 2517 rt2x00_set_field8(&rfcsr, RFCSR6_TXDIV, 2); 2518 else 2519 rt2x00_set_field8(&rfcsr, RFCSR6_TXDIV, 1); 2520 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); 2521 2522 rfcsr = rt2800_rfcsr_read(rt2x00dev, 5); 2523 if (rf->channel <= 14) 2524 rt2x00_set_field8(&rfcsr, RFCSR5_R1, 1); 2525 else 2526 rt2x00_set_field8(&rfcsr, RFCSR5_R1, 2); 2527 rt2800_rfcsr_write(rt2x00dev, 5, rfcsr); 2528 2529 rfcsr = rt2800_rfcsr_read(rt2x00dev, 12); 2530 if (rf->channel <= 14) { 2531 rt2x00_set_field8(&rfcsr, RFCSR12_DR0, 3); 2532 rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, 2533 info->default_power1); 2534 } else { 2535 rt2x00_set_field8(&rfcsr, RFCSR12_DR0, 7); 2536 rt2x00_set_field8(&rfcsr, RFCSR12_TX_POWER, 2537 (info->default_power1 & 0x3) | 2538 ((info->default_power1 & 0xC) << 1)); 2539 } 2540 rt2800_rfcsr_write(rt2x00dev, 12, rfcsr); 2541 2542 rfcsr = rt2800_rfcsr_read(rt2x00dev, 13); 2543 if (rf->channel <= 14) { 2544 rt2x00_set_field8(&rfcsr, RFCSR13_DR0, 3); 2545 rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, 2546 info->default_power2); 2547 } else { 2548 rt2x00_set_field8(&rfcsr, RFCSR13_DR0, 7); 2549 rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, 2550 (info->default_power2 & 0x3) | 2551 ((info->default_power2 & 0xC) << 1)); 2552 } 2553 rt2800_rfcsr_write(rt2x00dev, 13, rfcsr); 2554 2555 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 2556 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); 2557 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); 2558 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0); 2559 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0); 2560 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0); 2561 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0); 2562 if (rt2x00_has_cap_bt_coexist(rt2x00dev)) { 2563 if (rf->channel <= 14) { 2564 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1); 2565 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1); 2566 } 2567 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1); 2568 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1); 2569 } else { 2570 switch (rt2x00dev->default_ant.tx_chain_num) { 2571 case 1: 2572 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); 2573 /* fall through */ 2574 case 2: 2575 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1); 2576 break; 2577 } 2578 2579 switch (rt2x00dev->default_ant.rx_chain_num) { 2580 case 1: 2581 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); 2582 /* fall through */ 2583 case 2: 2584 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1); 2585 break; 2586 } 2587 } 2588 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 2589 2590 rfcsr = rt2800_rfcsr_read(rt2x00dev, 23); 2591 rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset); 2592 rt2800_rfcsr_write(rt2x00dev, 23, rfcsr); 2593 2594 if (conf_is_ht40(conf)) { 2595 rt2800_rfcsr_write(rt2x00dev, 24, drv_data->calibration_bw40); 2596 rt2800_rfcsr_write(rt2x00dev, 31, drv_data->calibration_bw40); 2597 } else { 2598 rt2800_rfcsr_write(rt2x00dev, 24, drv_data->calibration_bw20); 2599 rt2800_rfcsr_write(rt2x00dev, 31, drv_data->calibration_bw20); 2600 } 2601 2602 if (rf->channel <= 14) { 2603 rt2800_rfcsr_write(rt2x00dev, 7, 0xd8); 2604 rt2800_rfcsr_write(rt2x00dev, 9, 0xc3); 2605 rt2800_rfcsr_write(rt2x00dev, 10, 0xf1); 2606 rt2800_rfcsr_write(rt2x00dev, 11, 0xb9); 2607 rt2800_rfcsr_write(rt2x00dev, 15, 0x53); 2608 rfcsr = 0x4c; 2609 rt2x00_set_field8(&rfcsr, RFCSR16_TXMIXER_GAIN, 2610 drv_data->txmixer_gain_24g); 2611 rt2800_rfcsr_write(rt2x00dev, 16, rfcsr); 2612 rt2800_rfcsr_write(rt2x00dev, 17, 0x23); 2613 rt2800_rfcsr_write(rt2x00dev, 19, 0x93); 2614 rt2800_rfcsr_write(rt2x00dev, 20, 0xb3); 2615 rt2800_rfcsr_write(rt2x00dev, 25, 0x15); 2616 rt2800_rfcsr_write(rt2x00dev, 26, 0x85); 2617 rt2800_rfcsr_write(rt2x00dev, 27, 0x00); 2618 rt2800_rfcsr_write(rt2x00dev, 29, 0x9b); 2619 } else { 2620 rfcsr = rt2800_rfcsr_read(rt2x00dev, 7); 2621 rt2x00_set_field8(&rfcsr, RFCSR7_BIT2, 1); 2622 rt2x00_set_field8(&rfcsr, RFCSR7_BIT3, 0); 2623 rt2x00_set_field8(&rfcsr, RFCSR7_BIT4, 1); 2624 rt2x00_set_field8(&rfcsr, RFCSR7_BITS67, 0); 2625 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); 2626 rt2800_rfcsr_write(rt2x00dev, 9, 0xc0); 2627 rt2800_rfcsr_write(rt2x00dev, 10, 0xf1); 2628 rt2800_rfcsr_write(rt2x00dev, 11, 0x00); 2629 rt2800_rfcsr_write(rt2x00dev, 15, 0x43); 2630 rfcsr = 0x7a; 2631 rt2x00_set_field8(&rfcsr, RFCSR16_TXMIXER_GAIN, 2632 drv_data->txmixer_gain_5g); 2633 rt2800_rfcsr_write(rt2x00dev, 16, rfcsr); 2634 rt2800_rfcsr_write(rt2x00dev, 17, 0x23); 2635 if (rf->channel <= 64) { 2636 rt2800_rfcsr_write(rt2x00dev, 19, 0xb7); 2637 rt2800_rfcsr_write(rt2x00dev, 20, 0xf6); 2638 rt2800_rfcsr_write(rt2x00dev, 25, 0x3d); 2639 } else if (rf->channel <= 128) { 2640 rt2800_rfcsr_write(rt2x00dev, 19, 0x74); 2641 rt2800_rfcsr_write(rt2x00dev, 20, 0xf4); 2642 rt2800_rfcsr_write(rt2x00dev, 25, 0x01); 2643 } else { 2644 rt2800_rfcsr_write(rt2x00dev, 19, 0x72); 2645 rt2800_rfcsr_write(rt2x00dev, 20, 0xf3); 2646 rt2800_rfcsr_write(rt2x00dev, 25, 0x01); 2647 } 2648 rt2800_rfcsr_write(rt2x00dev, 26, 0x87); 2649 rt2800_rfcsr_write(rt2x00dev, 27, 0x01); 2650 rt2800_rfcsr_write(rt2x00dev, 29, 0x9f); 2651 } 2652 2653 reg = rt2800_register_read(rt2x00dev, GPIO_CTRL); 2654 rt2x00_set_field32(®, GPIO_CTRL_DIR7, 0); 2655 if (rf->channel <= 14) 2656 rt2x00_set_field32(®, GPIO_CTRL_VAL7, 1); 2657 else 2658 rt2x00_set_field32(®, GPIO_CTRL_VAL7, 0); 2659 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg); 2660 2661 rfcsr = rt2800_rfcsr_read(rt2x00dev, 7); 2662 rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1); 2663 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); 2664 } 2665 2666 static void rt2800_config_channel_rf3053(struct rt2x00_dev *rt2x00dev, 2667 struct ieee80211_conf *conf, 2668 struct rf_channel *rf, 2669 struct channel_info *info) 2670 { 2671 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 2672 u8 txrx_agc_fc; 2673 u8 txrx_h20m; 2674 u8 rfcsr; 2675 u8 bbp; 2676 const bool txbf_enabled = false; /* TODO */ 2677 2678 /* TODO: use TX{0,1,2}FinePowerControl values from EEPROM */ 2679 bbp = rt2800_bbp_read(rt2x00dev, 109); 2680 rt2x00_set_field8(&bbp, BBP109_TX0_POWER, 0); 2681 rt2x00_set_field8(&bbp, BBP109_TX1_POWER, 0); 2682 rt2800_bbp_write(rt2x00dev, 109, bbp); 2683 2684 bbp = rt2800_bbp_read(rt2x00dev, 110); 2685 rt2x00_set_field8(&bbp, BBP110_TX2_POWER, 0); 2686 rt2800_bbp_write(rt2x00dev, 110, bbp); 2687 2688 if (rf->channel <= 14) { 2689 /* Restore BBP 25 & 26 for 2.4 GHz */ 2690 rt2800_bbp_write(rt2x00dev, 25, drv_data->bbp25); 2691 rt2800_bbp_write(rt2x00dev, 26, drv_data->bbp26); 2692 } else { 2693 /* Hard code BBP 25 & 26 for 5GHz */ 2694 2695 /* Enable IQ Phase correction */ 2696 rt2800_bbp_write(rt2x00dev, 25, 0x09); 2697 /* Setup IQ Phase correction value */ 2698 rt2800_bbp_write(rt2x00dev, 26, 0xff); 2699 } 2700 2701 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1); 2702 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3 & 0xf); 2703 2704 rfcsr = rt2800_rfcsr_read(rt2x00dev, 11); 2705 rt2x00_set_field8(&rfcsr, RFCSR11_R, (rf->rf2 & 0x3)); 2706 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr); 2707 2708 rfcsr = rt2800_rfcsr_read(rt2x00dev, 11); 2709 rt2x00_set_field8(&rfcsr, RFCSR11_PLL_IDOH, 1); 2710 if (rf->channel <= 14) 2711 rt2x00_set_field8(&rfcsr, RFCSR11_PLL_MOD, 1); 2712 else 2713 rt2x00_set_field8(&rfcsr, RFCSR11_PLL_MOD, 2); 2714 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr); 2715 2716 rfcsr = rt2800_rfcsr_read(rt2x00dev, 53); 2717 if (rf->channel <= 14) { 2718 rfcsr = 0; 2719 rt2x00_set_field8(&rfcsr, RFCSR53_TX_POWER, 2720 info->default_power1 & 0x1f); 2721 } else { 2722 if (rt2x00_is_usb(rt2x00dev)) 2723 rfcsr = 0x40; 2724 2725 rt2x00_set_field8(&rfcsr, RFCSR53_TX_POWER, 2726 ((info->default_power1 & 0x18) << 1) | 2727 (info->default_power1 & 7)); 2728 } 2729 rt2800_rfcsr_write(rt2x00dev, 53, rfcsr); 2730 2731 rfcsr = rt2800_rfcsr_read(rt2x00dev, 55); 2732 if (rf->channel <= 14) { 2733 rfcsr = 0; 2734 rt2x00_set_field8(&rfcsr, RFCSR55_TX_POWER, 2735 info->default_power2 & 0x1f); 2736 } else { 2737 if (rt2x00_is_usb(rt2x00dev)) 2738 rfcsr = 0x40; 2739 2740 rt2x00_set_field8(&rfcsr, RFCSR55_TX_POWER, 2741 ((info->default_power2 & 0x18) << 1) | 2742 (info->default_power2 & 7)); 2743 } 2744 rt2800_rfcsr_write(rt2x00dev, 55, rfcsr); 2745 2746 rfcsr = rt2800_rfcsr_read(rt2x00dev, 54); 2747 if (rf->channel <= 14) { 2748 rfcsr = 0; 2749 rt2x00_set_field8(&rfcsr, RFCSR54_TX_POWER, 2750 info->default_power3 & 0x1f); 2751 } else { 2752 if (rt2x00_is_usb(rt2x00dev)) 2753 rfcsr = 0x40; 2754 2755 rt2x00_set_field8(&rfcsr, RFCSR54_TX_POWER, 2756 ((info->default_power3 & 0x18) << 1) | 2757 (info->default_power3 & 7)); 2758 } 2759 rt2800_rfcsr_write(rt2x00dev, 54, rfcsr); 2760 2761 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 2762 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); 2763 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); 2764 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0); 2765 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0); 2766 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0); 2767 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0); 2768 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); 2769 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1); 2770 2771 switch (rt2x00dev->default_ant.tx_chain_num) { 2772 case 3: 2773 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1); 2774 /* fallthrough */ 2775 case 2: 2776 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); 2777 /* fallthrough */ 2778 case 1: 2779 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1); 2780 break; 2781 } 2782 2783 switch (rt2x00dev->default_ant.rx_chain_num) { 2784 case 3: 2785 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1); 2786 /* fallthrough */ 2787 case 2: 2788 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); 2789 /* fallthrough */ 2790 case 1: 2791 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1); 2792 break; 2793 } 2794 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 2795 2796 rt2800_freq_cal_mode1(rt2x00dev); 2797 2798 if (conf_is_ht40(conf)) { 2799 txrx_agc_fc = rt2x00_get_field8(drv_data->calibration_bw40, 2800 RFCSR24_TX_AGC_FC); 2801 txrx_h20m = rt2x00_get_field8(drv_data->calibration_bw40, 2802 RFCSR24_TX_H20M); 2803 } else { 2804 txrx_agc_fc = rt2x00_get_field8(drv_data->calibration_bw20, 2805 RFCSR24_TX_AGC_FC); 2806 txrx_h20m = rt2x00_get_field8(drv_data->calibration_bw20, 2807 RFCSR24_TX_H20M); 2808 } 2809 2810 /* NOTE: the reference driver does not writes the new value 2811 * back to RFCSR 32 2812 */ 2813 rfcsr = rt2800_rfcsr_read(rt2x00dev, 32); 2814 rt2x00_set_field8(&rfcsr, RFCSR32_TX_AGC_FC, txrx_agc_fc); 2815 2816 if (rf->channel <= 14) 2817 rfcsr = 0xa0; 2818 else 2819 rfcsr = 0x80; 2820 rt2800_rfcsr_write(rt2x00dev, 31, rfcsr); 2821 2822 rfcsr = rt2800_rfcsr_read(rt2x00dev, 30); 2823 rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, txrx_h20m); 2824 rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, txrx_h20m); 2825 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); 2826 2827 /* Band selection */ 2828 rfcsr = rt2800_rfcsr_read(rt2x00dev, 36); 2829 if (rf->channel <= 14) 2830 rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 1); 2831 else 2832 rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 0); 2833 rt2800_rfcsr_write(rt2x00dev, 36, rfcsr); 2834 2835 rfcsr = rt2800_rfcsr_read(rt2x00dev, 34); 2836 if (rf->channel <= 14) 2837 rfcsr = 0x3c; 2838 else 2839 rfcsr = 0x20; 2840 rt2800_rfcsr_write(rt2x00dev, 34, rfcsr); 2841 2842 rfcsr = rt2800_rfcsr_read(rt2x00dev, 12); 2843 if (rf->channel <= 14) 2844 rfcsr = 0x1a; 2845 else 2846 rfcsr = 0x12; 2847 rt2800_rfcsr_write(rt2x00dev, 12, rfcsr); 2848 2849 rfcsr = rt2800_rfcsr_read(rt2x00dev, 6); 2850 if (rf->channel >= 1 && rf->channel <= 14) 2851 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 1); 2852 else if (rf->channel >= 36 && rf->channel <= 64) 2853 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 2); 2854 else if (rf->channel >= 100 && rf->channel <= 128) 2855 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 2); 2856 else 2857 rt2x00_set_field8(&rfcsr, RFCSR6_VCO_IC, 1); 2858 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); 2859 2860 rfcsr = rt2800_rfcsr_read(rt2x00dev, 30); 2861 rt2x00_set_field8(&rfcsr, RFCSR30_RX_VCM, 2); 2862 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); 2863 2864 rt2800_rfcsr_write(rt2x00dev, 46, 0x60); 2865 2866 if (rf->channel <= 14) { 2867 rt2800_rfcsr_write(rt2x00dev, 10, 0xd3); 2868 rt2800_rfcsr_write(rt2x00dev, 13, 0x12); 2869 } else { 2870 rt2800_rfcsr_write(rt2x00dev, 10, 0xd8); 2871 rt2800_rfcsr_write(rt2x00dev, 13, 0x23); 2872 } 2873 2874 rfcsr = rt2800_rfcsr_read(rt2x00dev, 51); 2875 rt2x00_set_field8(&rfcsr, RFCSR51_BITS01, 1); 2876 rt2800_rfcsr_write(rt2x00dev, 51, rfcsr); 2877 2878 rfcsr = rt2800_rfcsr_read(rt2x00dev, 51); 2879 if (rf->channel <= 14) { 2880 rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, 5); 2881 rt2x00_set_field8(&rfcsr, RFCSR51_BITS57, 3); 2882 } else { 2883 rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, 4); 2884 rt2x00_set_field8(&rfcsr, RFCSR51_BITS57, 2); 2885 } 2886 rt2800_rfcsr_write(rt2x00dev, 51, rfcsr); 2887 2888 rfcsr = rt2800_rfcsr_read(rt2x00dev, 49); 2889 if (rf->channel <= 14) 2890 rt2x00_set_field8(&rfcsr, RFCSR49_TX_LO1_IC, 3); 2891 else 2892 rt2x00_set_field8(&rfcsr, RFCSR49_TX_LO1_IC, 2); 2893 2894 if (txbf_enabled) 2895 rt2x00_set_field8(&rfcsr, RFCSR49_TX_DIV, 1); 2896 2897 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr); 2898 2899 rfcsr = rt2800_rfcsr_read(rt2x00dev, 50); 2900 rt2x00_set_field8(&rfcsr, RFCSR50_TX_LO1_EN, 0); 2901 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr); 2902 2903 rfcsr = rt2800_rfcsr_read(rt2x00dev, 57); 2904 if (rf->channel <= 14) 2905 rt2x00_set_field8(&rfcsr, RFCSR57_DRV_CC, 0x1b); 2906 else 2907 rt2x00_set_field8(&rfcsr, RFCSR57_DRV_CC, 0x0f); 2908 rt2800_rfcsr_write(rt2x00dev, 57, rfcsr); 2909 2910 if (rf->channel <= 14) { 2911 rt2800_rfcsr_write(rt2x00dev, 44, 0x93); 2912 rt2800_rfcsr_write(rt2x00dev, 52, 0x45); 2913 } else { 2914 rt2800_rfcsr_write(rt2x00dev, 44, 0x9b); 2915 rt2800_rfcsr_write(rt2x00dev, 52, 0x05); 2916 } 2917 2918 /* Initiate VCO calibration */ 2919 rfcsr = rt2800_rfcsr_read(rt2x00dev, 3); 2920 if (rf->channel <= 14) { 2921 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1); 2922 } else { 2923 rt2x00_set_field8(&rfcsr, RFCSR3_BIT1, 1); 2924 rt2x00_set_field8(&rfcsr, RFCSR3_BIT2, 1); 2925 rt2x00_set_field8(&rfcsr, RFCSR3_BIT3, 1); 2926 rt2x00_set_field8(&rfcsr, RFCSR3_BIT4, 1); 2927 rt2x00_set_field8(&rfcsr, RFCSR3_BIT5, 1); 2928 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1); 2929 } 2930 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); 2931 2932 if (rf->channel >= 1 && rf->channel <= 14) { 2933 rfcsr = 0x23; 2934 if (txbf_enabled) 2935 rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1); 2936 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr); 2937 2938 rt2800_rfcsr_write(rt2x00dev, 45, 0xbb); 2939 } else if (rf->channel >= 36 && rf->channel <= 64) { 2940 rfcsr = 0x36; 2941 if (txbf_enabled) 2942 rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1); 2943 rt2800_rfcsr_write(rt2x00dev, 39, 0x36); 2944 2945 rt2800_rfcsr_write(rt2x00dev, 45, 0xeb); 2946 } else if (rf->channel >= 100 && rf->channel <= 128) { 2947 rfcsr = 0x32; 2948 if (txbf_enabled) 2949 rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1); 2950 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr); 2951 2952 rt2800_rfcsr_write(rt2x00dev, 45, 0xb3); 2953 } else { 2954 rfcsr = 0x30; 2955 if (txbf_enabled) 2956 rt2x00_set_field8(&rfcsr, RFCSR39_RX_DIV, 1); 2957 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr); 2958 2959 rt2800_rfcsr_write(rt2x00dev, 45, 0x9b); 2960 } 2961 } 2962 2963 static void rt2800_config_channel_rf3853(struct rt2x00_dev *rt2x00dev, 2964 struct ieee80211_conf *conf, 2965 struct rf_channel *rf, 2966 struct channel_info *info) 2967 { 2968 u8 rfcsr; 2969 u8 bbp; 2970 u8 pwr1, pwr2, pwr3; 2971 2972 const bool txbf_enabled = false; /* TODO */ 2973 2974 /* TODO: add band selection */ 2975 2976 if (rf->channel <= 14) 2977 rt2800_rfcsr_write(rt2x00dev, 6, 0x40); 2978 else if (rf->channel < 132) 2979 rt2800_rfcsr_write(rt2x00dev, 6, 0x80); 2980 else 2981 rt2800_rfcsr_write(rt2x00dev, 6, 0x40); 2982 2983 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1); 2984 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3); 2985 2986 if (rf->channel <= 14) 2987 rt2800_rfcsr_write(rt2x00dev, 11, 0x46); 2988 else 2989 rt2800_rfcsr_write(rt2x00dev, 11, 0x48); 2990 2991 if (rf->channel <= 14) 2992 rt2800_rfcsr_write(rt2x00dev, 12, 0x1a); 2993 else 2994 rt2800_rfcsr_write(rt2x00dev, 12, 0x52); 2995 2996 rt2800_rfcsr_write(rt2x00dev, 13, 0x12); 2997 2998 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 2999 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); 3000 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); 3001 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0); 3002 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0); 3003 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0); 3004 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0); 3005 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); 3006 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1); 3007 3008 switch (rt2x00dev->default_ant.tx_chain_num) { 3009 case 3: 3010 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1); 3011 /* fallthrough */ 3012 case 2: 3013 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); 3014 /* fallthrough */ 3015 case 1: 3016 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1); 3017 break; 3018 } 3019 3020 switch (rt2x00dev->default_ant.rx_chain_num) { 3021 case 3: 3022 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1); 3023 /* fallthrough */ 3024 case 2: 3025 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); 3026 /* fallthrough */ 3027 case 1: 3028 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1); 3029 break; 3030 } 3031 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 3032 3033 rt2800_freq_cal_mode1(rt2x00dev); 3034 3035 rfcsr = rt2800_rfcsr_read(rt2x00dev, 30); 3036 if (!conf_is_ht40(conf)) 3037 rfcsr &= ~(0x06); 3038 else 3039 rfcsr |= 0x06; 3040 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); 3041 3042 if (rf->channel <= 14) 3043 rt2800_rfcsr_write(rt2x00dev, 31, 0xa0); 3044 else 3045 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 3046 3047 if (conf_is_ht40(conf)) 3048 rt2800_rfcsr_write(rt2x00dev, 32, 0x80); 3049 else 3050 rt2800_rfcsr_write(rt2x00dev, 32, 0xd8); 3051 3052 if (rf->channel <= 14) 3053 rt2800_rfcsr_write(rt2x00dev, 34, 0x3c); 3054 else 3055 rt2800_rfcsr_write(rt2x00dev, 34, 0x20); 3056 3057 /* loopback RF_BS */ 3058 rfcsr = rt2800_rfcsr_read(rt2x00dev, 36); 3059 if (rf->channel <= 14) 3060 rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 1); 3061 else 3062 rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 0); 3063 rt2800_rfcsr_write(rt2x00dev, 36, rfcsr); 3064 3065 if (rf->channel <= 14) 3066 rfcsr = 0x23; 3067 else if (rf->channel < 100) 3068 rfcsr = 0x36; 3069 else if (rf->channel < 132) 3070 rfcsr = 0x32; 3071 else 3072 rfcsr = 0x30; 3073 3074 if (txbf_enabled) 3075 rfcsr |= 0x40; 3076 3077 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr); 3078 3079 if (rf->channel <= 14) 3080 rt2800_rfcsr_write(rt2x00dev, 44, 0x93); 3081 else 3082 rt2800_rfcsr_write(rt2x00dev, 44, 0x9b); 3083 3084 if (rf->channel <= 14) 3085 rfcsr = 0xbb; 3086 else if (rf->channel < 100) 3087 rfcsr = 0xeb; 3088 else if (rf->channel < 132) 3089 rfcsr = 0xb3; 3090 else 3091 rfcsr = 0x9b; 3092 rt2800_rfcsr_write(rt2x00dev, 45, rfcsr); 3093 3094 if (rf->channel <= 14) 3095 rfcsr = 0x8e; 3096 else 3097 rfcsr = 0x8a; 3098 3099 if (txbf_enabled) 3100 rfcsr |= 0x20; 3101 3102 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr); 3103 3104 rt2800_rfcsr_write(rt2x00dev, 50, 0x86); 3105 3106 rfcsr = rt2800_rfcsr_read(rt2x00dev, 51); 3107 if (rf->channel <= 14) 3108 rt2800_rfcsr_write(rt2x00dev, 51, 0x75); 3109 else 3110 rt2800_rfcsr_write(rt2x00dev, 51, 0x51); 3111 3112 rfcsr = rt2800_rfcsr_read(rt2x00dev, 52); 3113 if (rf->channel <= 14) 3114 rt2800_rfcsr_write(rt2x00dev, 52, 0x45); 3115 else 3116 rt2800_rfcsr_write(rt2x00dev, 52, 0x05); 3117 3118 if (rf->channel <= 14) { 3119 pwr1 = info->default_power1 & 0x1f; 3120 pwr2 = info->default_power2 & 0x1f; 3121 pwr3 = info->default_power3 & 0x1f; 3122 } else { 3123 pwr1 = 0x48 | ((info->default_power1 & 0x18) << 1) | 3124 (info->default_power1 & 0x7); 3125 pwr2 = 0x48 | ((info->default_power2 & 0x18) << 1) | 3126 (info->default_power2 & 0x7); 3127 pwr3 = 0x48 | ((info->default_power3 & 0x18) << 1) | 3128 (info->default_power3 & 0x7); 3129 } 3130 3131 rt2800_rfcsr_write(rt2x00dev, 53, pwr1); 3132 rt2800_rfcsr_write(rt2x00dev, 54, pwr2); 3133 rt2800_rfcsr_write(rt2x00dev, 55, pwr3); 3134 3135 rt2x00_dbg(rt2x00dev, "Channel:%d, pwr1:%02x, pwr2:%02x, pwr3:%02x\n", 3136 rf->channel, pwr1, pwr2, pwr3); 3137 3138 bbp = (info->default_power1 >> 5) | 3139 ((info->default_power2 & 0xe0) >> 1); 3140 rt2800_bbp_write(rt2x00dev, 109, bbp); 3141 3142 bbp = rt2800_bbp_read(rt2x00dev, 110); 3143 bbp &= 0x0f; 3144 bbp |= (info->default_power3 & 0xe0) >> 1; 3145 rt2800_bbp_write(rt2x00dev, 110, bbp); 3146 3147 rfcsr = rt2800_rfcsr_read(rt2x00dev, 57); 3148 if (rf->channel <= 14) 3149 rt2800_rfcsr_write(rt2x00dev, 57, 0x6e); 3150 else 3151 rt2800_rfcsr_write(rt2x00dev, 57, 0x3e); 3152 3153 /* Enable RF tuning */ 3154 rfcsr = rt2800_rfcsr_read(rt2x00dev, 3); 3155 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1); 3156 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); 3157 3158 udelay(2000); 3159 3160 bbp = rt2800_bbp_read(rt2x00dev, 49); 3161 /* clear update flag */ 3162 rt2800_bbp_write(rt2x00dev, 49, bbp & 0xfe); 3163 rt2800_bbp_write(rt2x00dev, 49, bbp); 3164 3165 /* TODO: add calibration for TxBF */ 3166 } 3167 3168 #define POWER_BOUND 0x27 3169 #define POWER_BOUND_5G 0x2b 3170 3171 static void rt2800_config_channel_rf3290(struct rt2x00_dev *rt2x00dev, 3172 struct ieee80211_conf *conf, 3173 struct rf_channel *rf, 3174 struct channel_info *info) 3175 { 3176 u8 rfcsr; 3177 3178 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1); 3179 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3); 3180 rfcsr = rt2800_rfcsr_read(rt2x00dev, 11); 3181 rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf2); 3182 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr); 3183 3184 rfcsr = rt2800_rfcsr_read(rt2x00dev, 49); 3185 if (info->default_power1 > POWER_BOUND) 3186 rt2x00_set_field8(&rfcsr, RFCSR49_TX, POWER_BOUND); 3187 else 3188 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1); 3189 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr); 3190 3191 rt2800_freq_cal_mode1(rt2x00dev); 3192 3193 if (rf->channel <= 14) { 3194 if (rf->channel == 6) 3195 rt2800_bbp_write(rt2x00dev, 68, 0x0c); 3196 else 3197 rt2800_bbp_write(rt2x00dev, 68, 0x0b); 3198 3199 if (rf->channel >= 1 && rf->channel <= 6) 3200 rt2800_bbp_write(rt2x00dev, 59, 0x0f); 3201 else if (rf->channel >= 7 && rf->channel <= 11) 3202 rt2800_bbp_write(rt2x00dev, 59, 0x0e); 3203 else if (rf->channel >= 12 && rf->channel <= 14) 3204 rt2800_bbp_write(rt2x00dev, 59, 0x0d); 3205 } 3206 } 3207 3208 static void rt2800_config_channel_rf3322(struct rt2x00_dev *rt2x00dev, 3209 struct ieee80211_conf *conf, 3210 struct rf_channel *rf, 3211 struct channel_info *info) 3212 { 3213 u8 rfcsr; 3214 3215 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1); 3216 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3); 3217 3218 rt2800_rfcsr_write(rt2x00dev, 11, 0x42); 3219 rt2800_rfcsr_write(rt2x00dev, 12, 0x1c); 3220 rt2800_rfcsr_write(rt2x00dev, 13, 0x00); 3221 3222 if (info->default_power1 > POWER_BOUND) 3223 rt2800_rfcsr_write(rt2x00dev, 47, POWER_BOUND); 3224 else 3225 rt2800_rfcsr_write(rt2x00dev, 47, info->default_power1); 3226 3227 if (info->default_power2 > POWER_BOUND) 3228 rt2800_rfcsr_write(rt2x00dev, 48, POWER_BOUND); 3229 else 3230 rt2800_rfcsr_write(rt2x00dev, 48, info->default_power2); 3231 3232 rt2800_freq_cal_mode1(rt2x00dev); 3233 3234 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 3235 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1); 3236 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1); 3237 3238 if ( rt2x00dev->default_ant.tx_chain_num == 2 ) 3239 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); 3240 else 3241 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0); 3242 3243 if ( rt2x00dev->default_ant.rx_chain_num == 2 ) 3244 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); 3245 else 3246 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0); 3247 3248 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0); 3249 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0); 3250 3251 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 3252 3253 rt2800_rfcsr_write(rt2x00dev, 31, 80); 3254 } 3255 3256 static void rt2800_config_channel_rf53xx(struct rt2x00_dev *rt2x00dev, 3257 struct ieee80211_conf *conf, 3258 struct rf_channel *rf, 3259 struct channel_info *info) 3260 { 3261 u8 rfcsr; 3262 int idx = rf->channel-1; 3263 3264 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1); 3265 rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3); 3266 rfcsr = rt2800_rfcsr_read(rt2x00dev, 11); 3267 rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf2); 3268 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr); 3269 3270 rfcsr = rt2800_rfcsr_read(rt2x00dev, 49); 3271 if (info->default_power1 > POWER_BOUND) 3272 rt2x00_set_field8(&rfcsr, RFCSR49_TX, POWER_BOUND); 3273 else 3274 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1); 3275 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr); 3276 3277 if (rt2x00_rt(rt2x00dev, RT5392)) { 3278 rfcsr = rt2800_rfcsr_read(rt2x00dev, 50); 3279 if (info->default_power2 > POWER_BOUND) 3280 rt2x00_set_field8(&rfcsr, RFCSR50_TX, POWER_BOUND); 3281 else 3282 rt2x00_set_field8(&rfcsr, RFCSR50_TX, 3283 info->default_power2); 3284 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr); 3285 } 3286 3287 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 3288 if (rt2x00_rt(rt2x00dev, RT5392)) { 3289 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); 3290 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); 3291 } 3292 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); 3293 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1); 3294 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1); 3295 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1); 3296 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 3297 3298 rt2800_freq_cal_mode1(rt2x00dev); 3299 3300 if (rt2x00_has_cap_bt_coexist(rt2x00dev)) { 3301 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) { 3302 /* r55/r59 value array of channel 1~14 */ 3303 static const char r55_bt_rev[] = {0x83, 0x83, 3304 0x83, 0x73, 0x73, 0x63, 0x53, 0x53, 3305 0x53, 0x43, 0x43, 0x43, 0x43, 0x43}; 3306 static const char r59_bt_rev[] = {0x0e, 0x0e, 3307 0x0e, 0x0e, 0x0e, 0x0b, 0x0a, 0x09, 3308 0x07, 0x07, 0x07, 0x07, 0x07, 0x07}; 3309 3310 rt2800_rfcsr_write(rt2x00dev, 55, 3311 r55_bt_rev[idx]); 3312 rt2800_rfcsr_write(rt2x00dev, 59, 3313 r59_bt_rev[idx]); 3314 } else { 3315 static const char r59_bt[] = {0x8b, 0x8b, 0x8b, 3316 0x8b, 0x8b, 0x8b, 0x8b, 0x8a, 0x89, 3317 0x88, 0x88, 0x86, 0x85, 0x84}; 3318 3319 rt2800_rfcsr_write(rt2x00dev, 59, r59_bt[idx]); 3320 } 3321 } else { 3322 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) { 3323 static const char r55_nonbt_rev[] = {0x23, 0x23, 3324 0x23, 0x23, 0x13, 0x13, 0x03, 0x03, 3325 0x03, 0x03, 0x03, 0x03, 0x03, 0x03}; 3326 static const char r59_nonbt_rev[] = {0x07, 0x07, 3327 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 3328 0x07, 0x07, 0x06, 0x05, 0x04, 0x04}; 3329 3330 rt2800_rfcsr_write(rt2x00dev, 55, 3331 r55_nonbt_rev[idx]); 3332 rt2800_rfcsr_write(rt2x00dev, 59, 3333 r59_nonbt_rev[idx]); 3334 } else if (rt2x00_rt(rt2x00dev, RT5390) || 3335 rt2x00_rt(rt2x00dev, RT5392) || 3336 rt2x00_rt(rt2x00dev, RT6352)) { 3337 static const char r59_non_bt[] = {0x8f, 0x8f, 3338 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8d, 3339 0x8a, 0x88, 0x88, 0x87, 0x87, 0x86}; 3340 3341 rt2800_rfcsr_write(rt2x00dev, 59, 3342 r59_non_bt[idx]); 3343 } else if (rt2x00_rt(rt2x00dev, RT5350)) { 3344 static const char r59_non_bt[] = {0x0b, 0x0b, 3345 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0a, 3346 0x0a, 0x09, 0x08, 0x07, 0x07, 0x06}; 3347 3348 rt2800_rfcsr_write(rt2x00dev, 59, 3349 r59_non_bt[idx]); 3350 } 3351 } 3352 } 3353 3354 static void rt2800_config_channel_rf55xx(struct rt2x00_dev *rt2x00dev, 3355 struct ieee80211_conf *conf, 3356 struct rf_channel *rf, 3357 struct channel_info *info) 3358 { 3359 u8 rfcsr, ep_reg; 3360 u32 reg; 3361 int power_bound; 3362 3363 /* TODO */ 3364 const bool is_11b = false; 3365 const bool is_type_ep = false; 3366 3367 reg = rt2800_register_read(rt2x00dev, LDO_CFG0); 3368 rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3369 (rf->channel > 14 || conf_is_ht40(conf)) ? 5 : 0); 3370 rt2800_register_write(rt2x00dev, LDO_CFG0, reg); 3371 3372 /* Order of values on rf_channel entry: N, K, mod, R */ 3373 rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1 & 0xff); 3374 3375 rfcsr = rt2800_rfcsr_read(rt2x00dev, 9); 3376 rt2x00_set_field8(&rfcsr, RFCSR9_K, rf->rf2 & 0xf); 3377 rt2x00_set_field8(&rfcsr, RFCSR9_N, (rf->rf1 & 0x100) >> 8); 3378 rt2x00_set_field8(&rfcsr, RFCSR9_MOD, ((rf->rf3 - 8) & 0x4) >> 2); 3379 rt2800_rfcsr_write(rt2x00dev, 9, rfcsr); 3380 3381 rfcsr = rt2800_rfcsr_read(rt2x00dev, 11); 3382 rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf4 - 1); 3383 rt2x00_set_field8(&rfcsr, RFCSR11_MOD, (rf->rf3 - 8) & 0x3); 3384 rt2800_rfcsr_write(rt2x00dev, 11, rfcsr); 3385 3386 if (rf->channel <= 14) { 3387 rt2800_rfcsr_write(rt2x00dev, 10, 0x90); 3388 /* FIXME: RF11 owerwrite ? */ 3389 rt2800_rfcsr_write(rt2x00dev, 11, 0x4A); 3390 rt2800_rfcsr_write(rt2x00dev, 12, 0x52); 3391 rt2800_rfcsr_write(rt2x00dev, 13, 0x42); 3392 rt2800_rfcsr_write(rt2x00dev, 22, 0x40); 3393 rt2800_rfcsr_write(rt2x00dev, 24, 0x4A); 3394 rt2800_rfcsr_write(rt2x00dev, 25, 0x80); 3395 rt2800_rfcsr_write(rt2x00dev, 27, 0x42); 3396 rt2800_rfcsr_write(rt2x00dev, 36, 0x80); 3397 rt2800_rfcsr_write(rt2x00dev, 37, 0x08); 3398 rt2800_rfcsr_write(rt2x00dev, 38, 0x89); 3399 rt2800_rfcsr_write(rt2x00dev, 39, 0x1B); 3400 rt2800_rfcsr_write(rt2x00dev, 40, 0x0D); 3401 rt2800_rfcsr_write(rt2x00dev, 41, 0x9B); 3402 rt2800_rfcsr_write(rt2x00dev, 42, 0xD5); 3403 rt2800_rfcsr_write(rt2x00dev, 43, 0x72); 3404 rt2800_rfcsr_write(rt2x00dev, 44, 0x0E); 3405 rt2800_rfcsr_write(rt2x00dev, 45, 0xA2); 3406 rt2800_rfcsr_write(rt2x00dev, 46, 0x6B); 3407 rt2800_rfcsr_write(rt2x00dev, 48, 0x10); 3408 rt2800_rfcsr_write(rt2x00dev, 51, 0x3E); 3409 rt2800_rfcsr_write(rt2x00dev, 52, 0x48); 3410 rt2800_rfcsr_write(rt2x00dev, 54, 0x38); 3411 rt2800_rfcsr_write(rt2x00dev, 56, 0xA1); 3412 rt2800_rfcsr_write(rt2x00dev, 57, 0x00); 3413 rt2800_rfcsr_write(rt2x00dev, 58, 0x39); 3414 rt2800_rfcsr_write(rt2x00dev, 60, 0x45); 3415 rt2800_rfcsr_write(rt2x00dev, 61, 0x91); 3416 rt2800_rfcsr_write(rt2x00dev, 62, 0x39); 3417 3418 /* TODO RF27 <- tssi */ 3419 3420 rfcsr = rf->channel <= 10 ? 0x07 : 0x06; 3421 rt2800_rfcsr_write(rt2x00dev, 23, rfcsr); 3422 rt2800_rfcsr_write(rt2x00dev, 59, rfcsr); 3423 3424 if (is_11b) { 3425 /* CCK */ 3426 rt2800_rfcsr_write(rt2x00dev, 31, 0xF8); 3427 rt2800_rfcsr_write(rt2x00dev, 32, 0xC0); 3428 if (is_type_ep) 3429 rt2800_rfcsr_write(rt2x00dev, 55, 0x06); 3430 else 3431 rt2800_rfcsr_write(rt2x00dev, 55, 0x47); 3432 } else { 3433 /* OFDM */ 3434 if (is_type_ep) 3435 rt2800_rfcsr_write(rt2x00dev, 55, 0x03); 3436 else 3437 rt2800_rfcsr_write(rt2x00dev, 55, 0x43); 3438 } 3439 3440 power_bound = POWER_BOUND; 3441 ep_reg = 0x2; 3442 } else { 3443 rt2800_rfcsr_write(rt2x00dev, 10, 0x97); 3444 /* FIMXE: RF11 overwrite */ 3445 rt2800_rfcsr_write(rt2x00dev, 11, 0x40); 3446 rt2800_rfcsr_write(rt2x00dev, 25, 0xBF); 3447 rt2800_rfcsr_write(rt2x00dev, 27, 0x42); 3448 rt2800_rfcsr_write(rt2x00dev, 36, 0x00); 3449 rt2800_rfcsr_write(rt2x00dev, 37, 0x04); 3450 rt2800_rfcsr_write(rt2x00dev, 38, 0x85); 3451 rt2800_rfcsr_write(rt2x00dev, 40, 0x42); 3452 rt2800_rfcsr_write(rt2x00dev, 41, 0xBB); 3453 rt2800_rfcsr_write(rt2x00dev, 42, 0xD7); 3454 rt2800_rfcsr_write(rt2x00dev, 45, 0x41); 3455 rt2800_rfcsr_write(rt2x00dev, 48, 0x00); 3456 rt2800_rfcsr_write(rt2x00dev, 57, 0x77); 3457 rt2800_rfcsr_write(rt2x00dev, 60, 0x05); 3458 rt2800_rfcsr_write(rt2x00dev, 61, 0x01); 3459 3460 /* TODO RF27 <- tssi */ 3461 3462 if (rf->channel >= 36 && rf->channel <= 64) { 3463 3464 rt2800_rfcsr_write(rt2x00dev, 12, 0x2E); 3465 rt2800_rfcsr_write(rt2x00dev, 13, 0x22); 3466 rt2800_rfcsr_write(rt2x00dev, 22, 0x60); 3467 rt2800_rfcsr_write(rt2x00dev, 23, 0x7F); 3468 if (rf->channel <= 50) 3469 rt2800_rfcsr_write(rt2x00dev, 24, 0x09); 3470 else if (rf->channel >= 52) 3471 rt2800_rfcsr_write(rt2x00dev, 24, 0x07); 3472 rt2800_rfcsr_write(rt2x00dev, 39, 0x1C); 3473 rt2800_rfcsr_write(rt2x00dev, 43, 0x5B); 3474 rt2800_rfcsr_write(rt2x00dev, 44, 0X40); 3475 rt2800_rfcsr_write(rt2x00dev, 46, 0X00); 3476 rt2800_rfcsr_write(rt2x00dev, 51, 0xFE); 3477 rt2800_rfcsr_write(rt2x00dev, 52, 0x0C); 3478 rt2800_rfcsr_write(rt2x00dev, 54, 0xF8); 3479 if (rf->channel <= 50) { 3480 rt2800_rfcsr_write(rt2x00dev, 55, 0x06), 3481 rt2800_rfcsr_write(rt2x00dev, 56, 0xD3); 3482 } else if (rf->channel >= 52) { 3483 rt2800_rfcsr_write(rt2x00dev, 55, 0x04); 3484 rt2800_rfcsr_write(rt2x00dev, 56, 0xBB); 3485 } 3486 3487 rt2800_rfcsr_write(rt2x00dev, 58, 0x15); 3488 rt2800_rfcsr_write(rt2x00dev, 59, 0x7F); 3489 rt2800_rfcsr_write(rt2x00dev, 62, 0x15); 3490 3491 } else if (rf->channel >= 100 && rf->channel <= 165) { 3492 3493 rt2800_rfcsr_write(rt2x00dev, 12, 0x0E); 3494 rt2800_rfcsr_write(rt2x00dev, 13, 0x42); 3495 rt2800_rfcsr_write(rt2x00dev, 22, 0x40); 3496 if (rf->channel <= 153) { 3497 rt2800_rfcsr_write(rt2x00dev, 23, 0x3C); 3498 rt2800_rfcsr_write(rt2x00dev, 24, 0x06); 3499 } else if (rf->channel >= 155) { 3500 rt2800_rfcsr_write(rt2x00dev, 23, 0x38); 3501 rt2800_rfcsr_write(rt2x00dev, 24, 0x05); 3502 } 3503 if (rf->channel <= 138) { 3504 rt2800_rfcsr_write(rt2x00dev, 39, 0x1A); 3505 rt2800_rfcsr_write(rt2x00dev, 43, 0x3B); 3506 rt2800_rfcsr_write(rt2x00dev, 44, 0x20); 3507 rt2800_rfcsr_write(rt2x00dev, 46, 0x18); 3508 } else if (rf->channel >= 140) { 3509 rt2800_rfcsr_write(rt2x00dev, 39, 0x18); 3510 rt2800_rfcsr_write(rt2x00dev, 43, 0x1B); 3511 rt2800_rfcsr_write(rt2x00dev, 44, 0x10); 3512 rt2800_rfcsr_write(rt2x00dev, 46, 0X08); 3513 } 3514 if (rf->channel <= 124) 3515 rt2800_rfcsr_write(rt2x00dev, 51, 0xFC); 3516 else if (rf->channel >= 126) 3517 rt2800_rfcsr_write(rt2x00dev, 51, 0xEC); 3518 if (rf->channel <= 138) 3519 rt2800_rfcsr_write(rt2x00dev, 52, 0x06); 3520 else if (rf->channel >= 140) 3521 rt2800_rfcsr_write(rt2x00dev, 52, 0x06); 3522 rt2800_rfcsr_write(rt2x00dev, 54, 0xEB); 3523 if (rf->channel <= 138) 3524 rt2800_rfcsr_write(rt2x00dev, 55, 0x01); 3525 else if (rf->channel >= 140) 3526 rt2800_rfcsr_write(rt2x00dev, 55, 0x00); 3527 if (rf->channel <= 128) 3528 rt2800_rfcsr_write(rt2x00dev, 56, 0xBB); 3529 else if (rf->channel >= 130) 3530 rt2800_rfcsr_write(rt2x00dev, 56, 0xAB); 3531 if (rf->channel <= 116) 3532 rt2800_rfcsr_write(rt2x00dev, 58, 0x1D); 3533 else if (rf->channel >= 118) 3534 rt2800_rfcsr_write(rt2x00dev, 58, 0x15); 3535 if (rf->channel <= 138) 3536 rt2800_rfcsr_write(rt2x00dev, 59, 0x3F); 3537 else if (rf->channel >= 140) 3538 rt2800_rfcsr_write(rt2x00dev, 59, 0x7C); 3539 if (rf->channel <= 116) 3540 rt2800_rfcsr_write(rt2x00dev, 62, 0x1D); 3541 else if (rf->channel >= 118) 3542 rt2800_rfcsr_write(rt2x00dev, 62, 0x15); 3543 } 3544 3545 power_bound = POWER_BOUND_5G; 3546 ep_reg = 0x3; 3547 } 3548 3549 rfcsr = rt2800_rfcsr_read(rt2x00dev, 49); 3550 if (info->default_power1 > power_bound) 3551 rt2x00_set_field8(&rfcsr, RFCSR49_TX, power_bound); 3552 else 3553 rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1); 3554 if (is_type_ep) 3555 rt2x00_set_field8(&rfcsr, RFCSR49_EP, ep_reg); 3556 rt2800_rfcsr_write(rt2x00dev, 49, rfcsr); 3557 3558 rfcsr = rt2800_rfcsr_read(rt2x00dev, 50); 3559 if (info->default_power2 > power_bound) 3560 rt2x00_set_field8(&rfcsr, RFCSR50_TX, power_bound); 3561 else 3562 rt2x00_set_field8(&rfcsr, RFCSR50_TX, info->default_power2); 3563 if (is_type_ep) 3564 rt2x00_set_field8(&rfcsr, RFCSR50_EP, ep_reg); 3565 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr); 3566 3567 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 3568 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); 3569 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1); 3570 3571 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 3572 rt2x00dev->default_ant.tx_chain_num >= 1); 3573 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 3574 rt2x00dev->default_ant.tx_chain_num == 2); 3575 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0); 3576 3577 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 3578 rt2x00dev->default_ant.rx_chain_num >= 1); 3579 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 3580 rt2x00dev->default_ant.rx_chain_num == 2); 3581 rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0); 3582 3583 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 3584 rt2800_rfcsr_write(rt2x00dev, 6, 0xe4); 3585 3586 if (conf_is_ht40(conf)) 3587 rt2800_rfcsr_write(rt2x00dev, 30, 0x16); 3588 else 3589 rt2800_rfcsr_write(rt2x00dev, 30, 0x10); 3590 3591 if (!is_11b) { 3592 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 3593 rt2800_rfcsr_write(rt2x00dev, 32, 0x80); 3594 } 3595 3596 /* TODO proper frequency adjustment */ 3597 rt2800_freq_cal_mode1(rt2x00dev); 3598 3599 /* TODO merge with others */ 3600 rfcsr = rt2800_rfcsr_read(rt2x00dev, 3); 3601 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1); 3602 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); 3603 3604 /* BBP settings */ 3605 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); 3606 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); 3607 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); 3608 3609 rt2800_bbp_write(rt2x00dev, 79, (rf->channel <= 14) ? 0x1C : 0x18); 3610 rt2800_bbp_write(rt2x00dev, 80, (rf->channel <= 14) ? 0x0E : 0x08); 3611 rt2800_bbp_write(rt2x00dev, 81, (rf->channel <= 14) ? 0x3A : 0x38); 3612 rt2800_bbp_write(rt2x00dev, 82, (rf->channel <= 14) ? 0x62 : 0x92); 3613 3614 /* GLRT band configuration */ 3615 rt2800_bbp_write(rt2x00dev, 195, 128); 3616 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0xE0 : 0xF0); 3617 rt2800_bbp_write(rt2x00dev, 195, 129); 3618 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x1F : 0x1E); 3619 rt2800_bbp_write(rt2x00dev, 195, 130); 3620 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x38 : 0x28); 3621 rt2800_bbp_write(rt2x00dev, 195, 131); 3622 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x32 : 0x20); 3623 rt2800_bbp_write(rt2x00dev, 195, 133); 3624 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x28 : 0x7F); 3625 rt2800_bbp_write(rt2x00dev, 195, 124); 3626 rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x19 : 0x7F); 3627 } 3628 3629 static void rt2800_config_channel_rf7620(struct rt2x00_dev *rt2x00dev, 3630 struct ieee80211_conf *conf, 3631 struct rf_channel *rf, 3632 struct channel_info *info) 3633 { 3634 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 3635 u8 rx_agc_fc, tx_agc_fc; 3636 u8 rfcsr; 3637 3638 /* Frequeny plan setting */ 3639 /* Rdiv setting (set 0x03 if Xtal==20) 3640 * R13[1:0] 3641 */ 3642 rfcsr = rt2800_rfcsr_read(rt2x00dev, 13); 3643 rt2x00_set_field8(&rfcsr, RFCSR13_RDIV_MT7620, 3644 rt2800_clk_is_20mhz(rt2x00dev) ? 3 : 0); 3645 rt2800_rfcsr_write(rt2x00dev, 13, rfcsr); 3646 3647 /* N setting 3648 * R20[7:0] in rf->rf1 3649 * R21[0] always 0 3650 */ 3651 rfcsr = rt2800_rfcsr_read(rt2x00dev, 20); 3652 rfcsr = (rf->rf1 & 0x00ff); 3653 rt2800_rfcsr_write(rt2x00dev, 20, rfcsr); 3654 3655 rfcsr = rt2800_rfcsr_read(rt2x00dev, 21); 3656 rt2x00_set_field8(&rfcsr, RFCSR21_BIT1, 0); 3657 rt2800_rfcsr_write(rt2x00dev, 21, rfcsr); 3658 3659 /* K setting (always 0) 3660 * R16[3:0] (RF PLL freq selection) 3661 */ 3662 rfcsr = rt2800_rfcsr_read(rt2x00dev, 16); 3663 rt2x00_set_field8(&rfcsr, RFCSR16_RF_PLL_FREQ_SEL_MT7620, 0); 3664 rt2800_rfcsr_write(rt2x00dev, 16, rfcsr); 3665 3666 /* D setting (always 0) 3667 * R22[2:0] (D=15, R22[2:0]=<111>) 3668 */ 3669 rfcsr = rt2800_rfcsr_read(rt2x00dev, 22); 3670 rt2x00_set_field8(&rfcsr, RFCSR22_FREQPLAN_D_MT7620, 0); 3671 rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); 3672 3673 /* Ksd setting 3674 * Ksd: R17<7:0> in rf->rf2 3675 * R18<7:0> in rf->rf3 3676 * R19<1:0> in rf->rf4 3677 */ 3678 rfcsr = rt2800_rfcsr_read(rt2x00dev, 17); 3679 rfcsr = rf->rf2; 3680 rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); 3681 3682 rfcsr = rt2800_rfcsr_read(rt2x00dev, 18); 3683 rfcsr = rf->rf3; 3684 rt2800_rfcsr_write(rt2x00dev, 18, rfcsr); 3685 3686 rfcsr = rt2800_rfcsr_read(rt2x00dev, 19); 3687 rt2x00_set_field8(&rfcsr, RFCSR19_K, rf->rf4); 3688 rt2800_rfcsr_write(rt2x00dev, 19, rfcsr); 3689 3690 /* Default: XO=20MHz , SDM mode */ 3691 rfcsr = rt2800_rfcsr_read(rt2x00dev, 16); 3692 rt2x00_set_field8(&rfcsr, RFCSR16_SDM_MODE_MT7620, 0x80); 3693 rt2800_rfcsr_write(rt2x00dev, 16, rfcsr); 3694 3695 rfcsr = rt2800_rfcsr_read(rt2x00dev, 21); 3696 rt2x00_set_field8(&rfcsr, RFCSR21_BIT8, 1); 3697 rt2800_rfcsr_write(rt2x00dev, 21, rfcsr); 3698 3699 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 3700 rt2x00_set_field8(&rfcsr, RFCSR1_TX2_EN_MT7620, 3701 rt2x00dev->default_ant.tx_chain_num != 1); 3702 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 3703 3704 rfcsr = rt2800_rfcsr_read(rt2x00dev, 2); 3705 rt2x00_set_field8(&rfcsr, RFCSR2_TX2_EN_MT7620, 3706 rt2x00dev->default_ant.tx_chain_num != 1); 3707 rt2x00_set_field8(&rfcsr, RFCSR2_RX2_EN_MT7620, 3708 rt2x00dev->default_ant.rx_chain_num != 1); 3709 rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); 3710 3711 rfcsr = rt2800_rfcsr_read(rt2x00dev, 42); 3712 rt2x00_set_field8(&rfcsr, RFCSR42_TX2_EN_MT7620, 3713 rt2x00dev->default_ant.tx_chain_num != 1); 3714 rt2800_rfcsr_write(rt2x00dev, 42, rfcsr); 3715 3716 /* RF for DC Cal BW */ 3717 if (conf_is_ht40(conf)) { 3718 rt2800_rfcsr_write_dccal(rt2x00dev, 6, 0x10); 3719 rt2800_rfcsr_write_dccal(rt2x00dev, 7, 0x10); 3720 rt2800_rfcsr_write_dccal(rt2x00dev, 8, 0x04); 3721 rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x10); 3722 rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x10); 3723 } else { 3724 rt2800_rfcsr_write_dccal(rt2x00dev, 6, 0x20); 3725 rt2800_rfcsr_write_dccal(rt2x00dev, 7, 0x20); 3726 rt2800_rfcsr_write_dccal(rt2x00dev, 8, 0x00); 3727 rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x20); 3728 rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x20); 3729 } 3730 3731 if (conf_is_ht40(conf)) { 3732 rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x08); 3733 rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x08); 3734 } else { 3735 rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x28); 3736 rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x28); 3737 } 3738 3739 rfcsr = rt2800_rfcsr_read(rt2x00dev, 28); 3740 rt2x00_set_field8(&rfcsr, RFCSR28_CH11_HT40, 3741 conf_is_ht40(conf) && (rf->channel == 11)); 3742 rt2800_rfcsr_write(rt2x00dev, 28, rfcsr); 3743 3744 if (!test_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags)) { 3745 if (conf_is_ht40(conf)) { 3746 rx_agc_fc = drv_data->rx_calibration_bw40; 3747 tx_agc_fc = drv_data->tx_calibration_bw40; 3748 } else { 3749 rx_agc_fc = drv_data->rx_calibration_bw20; 3750 tx_agc_fc = drv_data->tx_calibration_bw20; 3751 } 3752 rfcsr = rt2800_rfcsr_read_bank(rt2x00dev, 5, 6); 3753 rfcsr &= (~0x3F); 3754 rfcsr |= rx_agc_fc; 3755 rt2800_rfcsr_write_bank(rt2x00dev, 5, 6, rfcsr); 3756 rfcsr = rt2800_rfcsr_read_bank(rt2x00dev, 5, 7); 3757 rfcsr &= (~0x3F); 3758 rfcsr |= rx_agc_fc; 3759 rt2800_rfcsr_write_bank(rt2x00dev, 5, 7, rfcsr); 3760 rfcsr = rt2800_rfcsr_read_bank(rt2x00dev, 7, 6); 3761 rfcsr &= (~0x3F); 3762 rfcsr |= rx_agc_fc; 3763 rt2800_rfcsr_write_bank(rt2x00dev, 7, 6, rfcsr); 3764 rfcsr = rt2800_rfcsr_read_bank(rt2x00dev, 7, 7); 3765 rfcsr &= (~0x3F); 3766 rfcsr |= rx_agc_fc; 3767 rt2800_rfcsr_write_bank(rt2x00dev, 7, 7, rfcsr); 3768 3769 rfcsr = rt2800_rfcsr_read_bank(rt2x00dev, 5, 58); 3770 rfcsr &= (~0x3F); 3771 rfcsr |= tx_agc_fc; 3772 rt2800_rfcsr_write_bank(rt2x00dev, 5, 58, rfcsr); 3773 rfcsr = rt2800_rfcsr_read_bank(rt2x00dev, 5, 59); 3774 rfcsr &= (~0x3F); 3775 rfcsr |= tx_agc_fc; 3776 rt2800_rfcsr_write_bank(rt2x00dev, 5, 59, rfcsr); 3777 rfcsr = rt2800_rfcsr_read_bank(rt2x00dev, 7, 58); 3778 rfcsr &= (~0x3F); 3779 rfcsr |= tx_agc_fc; 3780 rt2800_rfcsr_write_bank(rt2x00dev, 7, 58, rfcsr); 3781 rfcsr = rt2800_rfcsr_read_bank(rt2x00dev, 7, 59); 3782 rfcsr &= (~0x3F); 3783 rfcsr |= tx_agc_fc; 3784 rt2800_rfcsr_write_bank(rt2x00dev, 7, 59, rfcsr); 3785 } 3786 } 3787 3788 static void rt2800_config_alc(struct rt2x00_dev *rt2x00dev, 3789 struct ieee80211_channel *chan, 3790 int power_level) { 3791 u16 eeprom, target_power, max_power; 3792 u32 mac_sys_ctrl, mac_status; 3793 u32 reg; 3794 u8 bbp; 3795 int i; 3796 3797 /* hardware unit is 0.5dBm, limited to 23.5dBm */ 3798 power_level *= 2; 3799 if (power_level > 0x2f) 3800 power_level = 0x2f; 3801 3802 max_power = chan->max_power * 2; 3803 if (max_power > 0x2f) 3804 max_power = 0x2f; 3805 3806 reg = rt2800_register_read(rt2x00dev, TX_ALC_CFG_0); 3807 rt2x00_set_field32(®, TX_ALC_CFG_0_CH_INIT_0, power_level); 3808 rt2x00_set_field32(®, TX_ALC_CFG_0_CH_INIT_1, power_level); 3809 rt2x00_set_field32(®, TX_ALC_CFG_0_LIMIT_0, max_power); 3810 rt2x00_set_field32(®, TX_ALC_CFG_0_LIMIT_1, max_power); 3811 3812 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 3813 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_INTERNAL_TX_ALC)) { 3814 /* init base power by eeprom target power */ 3815 target_power = rt2800_eeprom_read(rt2x00dev, 3816 EEPROM_TXPOWER_INIT); 3817 rt2x00_set_field32(®, TX_ALC_CFG_0_CH_INIT_0, target_power); 3818 rt2x00_set_field32(®, TX_ALC_CFG_0_CH_INIT_1, target_power); 3819 } 3820 rt2800_register_write(rt2x00dev, TX_ALC_CFG_0, reg); 3821 3822 reg = rt2800_register_read(rt2x00dev, TX_ALC_CFG_1); 3823 rt2x00_set_field32(®, TX_ALC_CFG_1_TX_TEMP_COMP, 0); 3824 rt2800_register_write(rt2x00dev, TX_ALC_CFG_1, reg); 3825 3826 /* Save MAC SYS CTRL registers */ 3827 mac_sys_ctrl = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL); 3828 /* Disable Tx/Rx */ 3829 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0); 3830 /* Check MAC Tx/Rx idle */ 3831 for (i = 0; i < 10000; i++) { 3832 mac_status = rt2800_register_read(rt2x00dev, MAC_STATUS_CFG); 3833 if (mac_status & 0x3) 3834 usleep_range(50, 200); 3835 else 3836 break; 3837 } 3838 3839 if (i == 10000) 3840 rt2x00_warn(rt2x00dev, "Wait MAC Status to MAX !!!\n"); 3841 3842 if (chan->center_freq > 2457) { 3843 bbp = rt2800_bbp_read(rt2x00dev, 30); 3844 bbp = 0x40; 3845 rt2800_bbp_write(rt2x00dev, 30, bbp); 3846 rt2800_rfcsr_write(rt2x00dev, 39, 0); 3847 if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) 3848 rt2800_rfcsr_write(rt2x00dev, 42, 0xfb); 3849 else 3850 rt2800_rfcsr_write(rt2x00dev, 42, 0x7b); 3851 } else { 3852 bbp = rt2800_bbp_read(rt2x00dev, 30); 3853 bbp = 0x1f; 3854 rt2800_bbp_write(rt2x00dev, 30, bbp); 3855 rt2800_rfcsr_write(rt2x00dev, 39, 0x80); 3856 if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) 3857 rt2800_rfcsr_write(rt2x00dev, 42, 0xdb); 3858 else 3859 rt2800_rfcsr_write(rt2x00dev, 42, 0x5b); 3860 } 3861 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, mac_sys_ctrl); 3862 3863 rt2800_vco_calibration(rt2x00dev); 3864 } 3865 3866 static void rt2800_bbp_write_with_rx_chain(struct rt2x00_dev *rt2x00dev, 3867 const unsigned int word, 3868 const u8 value) 3869 { 3870 u8 chain, reg; 3871 3872 for (chain = 0; chain < rt2x00dev->default_ant.rx_chain_num; chain++) { 3873 reg = rt2800_bbp_read(rt2x00dev, 27); 3874 rt2x00_set_field8(®, BBP27_RX_CHAIN_SEL, chain); 3875 rt2800_bbp_write(rt2x00dev, 27, reg); 3876 3877 rt2800_bbp_write(rt2x00dev, word, value); 3878 } 3879 } 3880 3881 static void rt2800_iq_calibrate(struct rt2x00_dev *rt2x00dev, int channel) 3882 { 3883 u8 cal; 3884 3885 /* TX0 IQ Gain */ 3886 rt2800_bbp_write(rt2x00dev, 158, 0x2c); 3887 if (channel <= 14) 3888 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_GAIN_CAL_TX0_2G); 3889 else if (channel >= 36 && channel <= 64) 3890 cal = rt2x00_eeprom_byte(rt2x00dev, 3891 EEPROM_IQ_GAIN_CAL_TX0_CH36_TO_CH64_5G); 3892 else if (channel >= 100 && channel <= 138) 3893 cal = rt2x00_eeprom_byte(rt2x00dev, 3894 EEPROM_IQ_GAIN_CAL_TX0_CH100_TO_CH138_5G); 3895 else if (channel >= 140 && channel <= 165) 3896 cal = rt2x00_eeprom_byte(rt2x00dev, 3897 EEPROM_IQ_GAIN_CAL_TX0_CH140_TO_CH165_5G); 3898 else 3899 cal = 0; 3900 rt2800_bbp_write(rt2x00dev, 159, cal); 3901 3902 /* TX0 IQ Phase */ 3903 rt2800_bbp_write(rt2x00dev, 158, 0x2d); 3904 if (channel <= 14) 3905 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_PHASE_CAL_TX0_2G); 3906 else if (channel >= 36 && channel <= 64) 3907 cal = rt2x00_eeprom_byte(rt2x00dev, 3908 EEPROM_IQ_PHASE_CAL_TX0_CH36_TO_CH64_5G); 3909 else if (channel >= 100 && channel <= 138) 3910 cal = rt2x00_eeprom_byte(rt2x00dev, 3911 EEPROM_IQ_PHASE_CAL_TX0_CH100_TO_CH138_5G); 3912 else if (channel >= 140 && channel <= 165) 3913 cal = rt2x00_eeprom_byte(rt2x00dev, 3914 EEPROM_IQ_PHASE_CAL_TX0_CH140_TO_CH165_5G); 3915 else 3916 cal = 0; 3917 rt2800_bbp_write(rt2x00dev, 159, cal); 3918 3919 /* TX1 IQ Gain */ 3920 rt2800_bbp_write(rt2x00dev, 158, 0x4a); 3921 if (channel <= 14) 3922 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_GAIN_CAL_TX1_2G); 3923 else if (channel >= 36 && channel <= 64) 3924 cal = rt2x00_eeprom_byte(rt2x00dev, 3925 EEPROM_IQ_GAIN_CAL_TX1_CH36_TO_CH64_5G); 3926 else if (channel >= 100 && channel <= 138) 3927 cal = rt2x00_eeprom_byte(rt2x00dev, 3928 EEPROM_IQ_GAIN_CAL_TX1_CH100_TO_CH138_5G); 3929 else if (channel >= 140 && channel <= 165) 3930 cal = rt2x00_eeprom_byte(rt2x00dev, 3931 EEPROM_IQ_GAIN_CAL_TX1_CH140_TO_CH165_5G); 3932 else 3933 cal = 0; 3934 rt2800_bbp_write(rt2x00dev, 159, cal); 3935 3936 /* TX1 IQ Phase */ 3937 rt2800_bbp_write(rt2x00dev, 158, 0x4b); 3938 if (channel <= 14) 3939 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_IQ_PHASE_CAL_TX1_2G); 3940 else if (channel >= 36 && channel <= 64) 3941 cal = rt2x00_eeprom_byte(rt2x00dev, 3942 EEPROM_IQ_PHASE_CAL_TX1_CH36_TO_CH64_5G); 3943 else if (channel >= 100 && channel <= 138) 3944 cal = rt2x00_eeprom_byte(rt2x00dev, 3945 EEPROM_IQ_PHASE_CAL_TX1_CH100_TO_CH138_5G); 3946 else if (channel >= 140 && channel <= 165) 3947 cal = rt2x00_eeprom_byte(rt2x00dev, 3948 EEPROM_IQ_PHASE_CAL_TX1_CH140_TO_CH165_5G); 3949 else 3950 cal = 0; 3951 rt2800_bbp_write(rt2x00dev, 159, cal); 3952 3953 /* FIXME: possible RX0, RX1 callibration ? */ 3954 3955 /* RF IQ compensation control */ 3956 rt2800_bbp_write(rt2x00dev, 158, 0x04); 3957 cal = rt2x00_eeprom_byte(rt2x00dev, EEPROM_RF_IQ_COMPENSATION_CONTROL); 3958 rt2800_bbp_write(rt2x00dev, 159, cal != 0xff ? cal : 0); 3959 3960 /* RF IQ imbalance compensation control */ 3961 rt2800_bbp_write(rt2x00dev, 158, 0x03); 3962 cal = rt2x00_eeprom_byte(rt2x00dev, 3963 EEPROM_RF_IQ_IMBALANCE_COMPENSATION_CONTROL); 3964 rt2800_bbp_write(rt2x00dev, 159, cal != 0xff ? cal : 0); 3965 } 3966 3967 static char rt2800_txpower_to_dev(struct rt2x00_dev *rt2x00dev, 3968 unsigned int channel, 3969 char txpower) 3970 { 3971 if (rt2x00_rt(rt2x00dev, RT3593) || 3972 rt2x00_rt(rt2x00dev, RT3883)) 3973 txpower = rt2x00_get_field8(txpower, EEPROM_TXPOWER_ALC); 3974 3975 if (channel <= 14) 3976 return clamp_t(char, txpower, MIN_G_TXPOWER, MAX_G_TXPOWER); 3977 3978 if (rt2x00_rt(rt2x00dev, RT3593) || 3979 rt2x00_rt(rt2x00dev, RT3883)) 3980 return clamp_t(char, txpower, MIN_A_TXPOWER_3593, 3981 MAX_A_TXPOWER_3593); 3982 else 3983 return clamp_t(char, txpower, MIN_A_TXPOWER, MAX_A_TXPOWER); 3984 } 3985 3986 static void rt3883_bbp_adjust(struct rt2x00_dev *rt2x00dev, 3987 struct rf_channel *rf) 3988 { 3989 u8 bbp; 3990 3991 bbp = (rf->channel > 14) ? 0x48 : 0x38; 3992 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, bbp); 3993 3994 rt2800_bbp_write(rt2x00dev, 69, 0x12); 3995 3996 if (rf->channel <= 14) { 3997 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 3998 } else { 3999 /* Disable CCK packet detection */ 4000 rt2800_bbp_write(rt2x00dev, 70, 0x00); 4001 } 4002 4003 rt2800_bbp_write(rt2x00dev, 73, 0x10); 4004 4005 if (rf->channel > 14) { 4006 rt2800_bbp_write(rt2x00dev, 62, 0x1d); 4007 rt2800_bbp_write(rt2x00dev, 63, 0x1d); 4008 rt2800_bbp_write(rt2x00dev, 64, 0x1d); 4009 } else { 4010 rt2800_bbp_write(rt2x00dev, 62, 0x2d); 4011 rt2800_bbp_write(rt2x00dev, 63, 0x2d); 4012 rt2800_bbp_write(rt2x00dev, 64, 0x2d); 4013 } 4014 } 4015 4016 static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, 4017 struct ieee80211_conf *conf, 4018 struct rf_channel *rf, 4019 struct channel_info *info) 4020 { 4021 u32 reg; 4022 u32 tx_pin; 4023 u8 bbp, rfcsr; 4024 4025 info->default_power1 = rt2800_txpower_to_dev(rt2x00dev, rf->channel, 4026 info->default_power1); 4027 info->default_power2 = rt2800_txpower_to_dev(rt2x00dev, rf->channel, 4028 info->default_power2); 4029 if (rt2x00dev->default_ant.tx_chain_num > 2) 4030 info->default_power3 = 4031 rt2800_txpower_to_dev(rt2x00dev, rf->channel, 4032 info->default_power3); 4033 4034 switch (rt2x00dev->chip.rt) { 4035 case RT3883: 4036 rt3883_bbp_adjust(rt2x00dev, rf); 4037 break; 4038 } 4039 4040 switch (rt2x00dev->chip.rf) { 4041 case RF2020: 4042 case RF3020: 4043 case RF3021: 4044 case RF3022: 4045 case RF3320: 4046 rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info); 4047 break; 4048 case RF3052: 4049 rt2800_config_channel_rf3052(rt2x00dev, conf, rf, info); 4050 break; 4051 case RF3053: 4052 rt2800_config_channel_rf3053(rt2x00dev, conf, rf, info); 4053 break; 4054 case RF3290: 4055 rt2800_config_channel_rf3290(rt2x00dev, conf, rf, info); 4056 break; 4057 case RF3322: 4058 rt2800_config_channel_rf3322(rt2x00dev, conf, rf, info); 4059 break; 4060 case RF3853: 4061 rt2800_config_channel_rf3853(rt2x00dev, conf, rf, info); 4062 break; 4063 case RF3070: 4064 case RF5350: 4065 case RF5360: 4066 case RF5362: 4067 case RF5370: 4068 case RF5372: 4069 case RF5390: 4070 case RF5392: 4071 rt2800_config_channel_rf53xx(rt2x00dev, conf, rf, info); 4072 break; 4073 case RF5592: 4074 rt2800_config_channel_rf55xx(rt2x00dev, conf, rf, info); 4075 break; 4076 case RF7620: 4077 rt2800_config_channel_rf7620(rt2x00dev, conf, rf, info); 4078 break; 4079 default: 4080 rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info); 4081 } 4082 4083 if (rt2x00_rf(rt2x00dev, RF3070) || 4084 rt2x00_rf(rt2x00dev, RF3290) || 4085 rt2x00_rf(rt2x00dev, RF3322) || 4086 rt2x00_rf(rt2x00dev, RF5350) || 4087 rt2x00_rf(rt2x00dev, RF5360) || 4088 rt2x00_rf(rt2x00dev, RF5362) || 4089 rt2x00_rf(rt2x00dev, RF5370) || 4090 rt2x00_rf(rt2x00dev, RF5372) || 4091 rt2x00_rf(rt2x00dev, RF5390) || 4092 rt2x00_rf(rt2x00dev, RF5392)) { 4093 rfcsr = rt2800_rfcsr_read(rt2x00dev, 30); 4094 if (rt2x00_rf(rt2x00dev, RF3322)) { 4095 rt2x00_set_field8(&rfcsr, RF3322_RFCSR30_TX_H20M, 4096 conf_is_ht40(conf)); 4097 rt2x00_set_field8(&rfcsr, RF3322_RFCSR30_RX_H20M, 4098 conf_is_ht40(conf)); 4099 } else { 4100 rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, 4101 conf_is_ht40(conf)); 4102 rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, 4103 conf_is_ht40(conf)); 4104 } 4105 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); 4106 4107 rfcsr = rt2800_rfcsr_read(rt2x00dev, 3); 4108 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1); 4109 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); 4110 } 4111 4112 /* 4113 * Change BBP settings 4114 */ 4115 4116 if (rt2x00_rt(rt2x00dev, RT3352)) { 4117 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); 4118 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); 4119 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); 4120 4121 rt2800_bbp_write(rt2x00dev, 27, 0x0); 4122 rt2800_bbp_write(rt2x00dev, 66, 0x26 + rt2x00dev->lna_gain); 4123 rt2800_bbp_write(rt2x00dev, 27, 0x20); 4124 rt2800_bbp_write(rt2x00dev, 66, 0x26 + rt2x00dev->lna_gain); 4125 rt2800_bbp_write(rt2x00dev, 86, 0x38); 4126 rt2800_bbp_write(rt2x00dev, 83, 0x6a); 4127 } else if (rt2x00_rt(rt2x00dev, RT3593)) { 4128 if (rf->channel > 14) { 4129 /* Disable CCK Packet detection on 5GHz */ 4130 rt2800_bbp_write(rt2x00dev, 70, 0x00); 4131 } else { 4132 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 4133 } 4134 4135 if (conf_is_ht40(conf)) 4136 rt2800_bbp_write(rt2x00dev, 105, 0x04); 4137 else 4138 rt2800_bbp_write(rt2x00dev, 105, 0x34); 4139 4140 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); 4141 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); 4142 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); 4143 rt2800_bbp_write(rt2x00dev, 77, 0x98); 4144 } else if (rt2x00_rt(rt2x00dev, RT3883)) { 4145 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); 4146 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); 4147 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); 4148 4149 if (rt2x00dev->default_ant.rx_chain_num > 1) 4150 rt2800_bbp_write(rt2x00dev, 86, 0x46); 4151 else 4152 rt2800_bbp_write(rt2x00dev, 86, 0); 4153 } else { 4154 rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); 4155 rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); 4156 rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); 4157 rt2800_bbp_write(rt2x00dev, 86, 0); 4158 } 4159 4160 if (rf->channel <= 14) { 4161 if (!rt2x00_rt(rt2x00dev, RT5390) && 4162 !rt2x00_rt(rt2x00dev, RT5392) && 4163 !rt2x00_rt(rt2x00dev, RT6352)) { 4164 if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) { 4165 rt2800_bbp_write(rt2x00dev, 82, 0x62); 4166 rt2800_bbp_write(rt2x00dev, 82, 0x62); 4167 rt2800_bbp_write(rt2x00dev, 75, 0x46); 4168 } else { 4169 if (rt2x00_rt(rt2x00dev, RT3593)) 4170 rt2800_bbp_write(rt2x00dev, 82, 0x62); 4171 else 4172 rt2800_bbp_write(rt2x00dev, 82, 0x84); 4173 rt2800_bbp_write(rt2x00dev, 75, 0x50); 4174 } 4175 if (rt2x00_rt(rt2x00dev, RT3593) || 4176 rt2x00_rt(rt2x00dev, RT3883)) 4177 rt2800_bbp_write(rt2x00dev, 83, 0x8a); 4178 } 4179 4180 } else { 4181 if (rt2x00_rt(rt2x00dev, RT3572)) 4182 rt2800_bbp_write(rt2x00dev, 82, 0x94); 4183 else if (rt2x00_rt(rt2x00dev, RT3593) || 4184 rt2x00_rt(rt2x00dev, RT3883)) 4185 rt2800_bbp_write(rt2x00dev, 82, 0x82); 4186 else if (!rt2x00_rt(rt2x00dev, RT6352)) 4187 rt2800_bbp_write(rt2x00dev, 82, 0xf2); 4188 4189 if (rt2x00_rt(rt2x00dev, RT3593) || 4190 rt2x00_rt(rt2x00dev, RT3883)) 4191 rt2800_bbp_write(rt2x00dev, 83, 0x9a); 4192 4193 if (rt2x00_has_cap_external_lna_a(rt2x00dev)) 4194 rt2800_bbp_write(rt2x00dev, 75, 0x46); 4195 else 4196 rt2800_bbp_write(rt2x00dev, 75, 0x50); 4197 } 4198 4199 reg = rt2800_register_read(rt2x00dev, TX_BAND_CFG); 4200 rt2x00_set_field32(®, TX_BAND_CFG_HT40_MINUS, conf_is_ht40_minus(conf)); 4201 rt2x00_set_field32(®, TX_BAND_CFG_A, rf->channel > 14); 4202 rt2x00_set_field32(®, TX_BAND_CFG_BG, rf->channel <= 14); 4203 rt2800_register_write(rt2x00dev, TX_BAND_CFG, reg); 4204 4205 if (rt2x00_rt(rt2x00dev, RT3572)) 4206 rt2800_rfcsr_write(rt2x00dev, 8, 0); 4207 4208 if (rt2x00_rt(rt2x00dev, RT6352)) { 4209 tx_pin = rt2800_register_read(rt2x00dev, TX_PIN_CFG); 4210 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFRX_EN, 1); 4211 } else { 4212 tx_pin = 0; 4213 } 4214 4215 switch (rt2x00dev->default_ant.tx_chain_num) { 4216 case 3: 4217 /* Turn on tertiary PAs */ 4218 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A2_EN, 4219 rf->channel > 14); 4220 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G2_EN, 4221 rf->channel <= 14); 4222 /* fall-through */ 4223 case 2: 4224 /* Turn on secondary PAs */ 4225 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 4226 rf->channel > 14); 4227 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 4228 rf->channel <= 14); 4229 /* fall-through */ 4230 case 1: 4231 /* Turn on primary PAs */ 4232 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, 4233 rf->channel > 14); 4234 if (rt2x00_has_cap_bt_coexist(rt2x00dev)) 4235 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1); 4236 else 4237 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 4238 rf->channel <= 14); 4239 break; 4240 } 4241 4242 switch (rt2x00dev->default_ant.rx_chain_num) { 4243 case 3: 4244 /* Turn on tertiary LNAs */ 4245 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A2_EN, 1); 4246 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G2_EN, 1); 4247 /* fall-through */ 4248 case 2: 4249 /* Turn on secondary LNAs */ 4250 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1); 4251 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1); 4252 /* fall-through */ 4253 case 1: 4254 /* Turn on primary LNAs */ 4255 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A0_EN, 1); 4256 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G0_EN, 1); 4257 break; 4258 } 4259 4260 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1); 4261 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1); 4262 4263 rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin); 4264 4265 if (rt2x00_rt(rt2x00dev, RT3572)) { 4266 rt2800_rfcsr_write(rt2x00dev, 8, 0x80); 4267 4268 /* AGC init */ 4269 if (rf->channel <= 14) 4270 reg = 0x1c + (2 * rt2x00dev->lna_gain); 4271 else 4272 reg = 0x22 + ((rt2x00dev->lna_gain * 5) / 3); 4273 4274 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg); 4275 } 4276 4277 if (rt2x00_rt(rt2x00dev, RT3593)) { 4278 reg = rt2800_register_read(rt2x00dev, GPIO_CTRL); 4279 4280 /* Band selection */ 4281 if (rt2x00_is_usb(rt2x00dev) || 4282 rt2x00_is_pcie(rt2x00dev)) { 4283 /* GPIO #8 controls all paths */ 4284 rt2x00_set_field32(®, GPIO_CTRL_DIR8, 0); 4285 if (rf->channel <= 14) 4286 rt2x00_set_field32(®, GPIO_CTRL_VAL8, 1); 4287 else 4288 rt2x00_set_field32(®, GPIO_CTRL_VAL8, 0); 4289 } 4290 4291 /* LNA PE control. */ 4292 if (rt2x00_is_usb(rt2x00dev)) { 4293 /* GPIO #4 controls PE0 and PE1, 4294 * GPIO #7 controls PE2 4295 */ 4296 rt2x00_set_field32(®, GPIO_CTRL_DIR4, 0); 4297 rt2x00_set_field32(®, GPIO_CTRL_DIR7, 0); 4298 4299 rt2x00_set_field32(®, GPIO_CTRL_VAL4, 1); 4300 rt2x00_set_field32(®, GPIO_CTRL_VAL7, 1); 4301 } else if (rt2x00_is_pcie(rt2x00dev)) { 4302 /* GPIO #4 controls PE0, PE1 and PE2 */ 4303 rt2x00_set_field32(®, GPIO_CTRL_DIR4, 0); 4304 rt2x00_set_field32(®, GPIO_CTRL_VAL4, 1); 4305 } 4306 4307 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg); 4308 4309 /* AGC init */ 4310 if (rf->channel <= 14) 4311 reg = 0x1c + 2 * rt2x00dev->lna_gain; 4312 else 4313 reg = 0x22 + ((rt2x00dev->lna_gain * 5) / 3); 4314 4315 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg); 4316 4317 usleep_range(1000, 1500); 4318 } 4319 4320 if (rt2x00_rt(rt2x00dev, RT3883)) { 4321 if (!conf_is_ht40(conf)) 4322 rt2800_bbp_write(rt2x00dev, 105, 0x34); 4323 else 4324 rt2800_bbp_write(rt2x00dev, 105, 0x04); 4325 4326 /* AGC init */ 4327 if (rf->channel <= 14) 4328 reg = 0x2e + rt2x00dev->lna_gain; 4329 else 4330 reg = 0x20 + ((rt2x00dev->lna_gain * 5) / 3); 4331 4332 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg); 4333 4334 usleep_range(1000, 1500); 4335 } 4336 4337 if (rt2x00_rt(rt2x00dev, RT5592) || rt2x00_rt(rt2x00dev, RT6352)) { 4338 reg = 0x10; 4339 if (!conf_is_ht40(conf)) { 4340 if (rt2x00_rt(rt2x00dev, RT6352) && 4341 rt2x00_has_cap_external_lna_bg(rt2x00dev)) { 4342 reg |= 0x5; 4343 } else { 4344 reg |= 0xa; 4345 } 4346 } 4347 rt2800_bbp_write(rt2x00dev, 195, 141); 4348 rt2800_bbp_write(rt2x00dev, 196, reg); 4349 4350 /* AGC init. 4351 * Despite the vendor driver using different values here for 4352 * RT6352 chip, we use 0x1c for now. This may have to be changed 4353 * once TSSI got implemented. 4354 */ 4355 reg = (rf->channel <= 14 ? 0x1c : 0x24) + 2*rt2x00dev->lna_gain; 4356 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg); 4357 4358 rt2800_iq_calibrate(rt2x00dev, rf->channel); 4359 } 4360 4361 bbp = rt2800_bbp_read(rt2x00dev, 4); 4362 rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * conf_is_ht40(conf)); 4363 rt2800_bbp_write(rt2x00dev, 4, bbp); 4364 4365 bbp = rt2800_bbp_read(rt2x00dev, 3); 4366 rt2x00_set_field8(&bbp, BBP3_HT40_MINUS, conf_is_ht40_minus(conf)); 4367 rt2800_bbp_write(rt2x00dev, 3, bbp); 4368 4369 if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) { 4370 if (conf_is_ht40(conf)) { 4371 rt2800_bbp_write(rt2x00dev, 69, 0x1a); 4372 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 4373 rt2800_bbp_write(rt2x00dev, 73, 0x16); 4374 } else { 4375 rt2800_bbp_write(rt2x00dev, 69, 0x16); 4376 rt2800_bbp_write(rt2x00dev, 70, 0x08); 4377 rt2800_bbp_write(rt2x00dev, 73, 0x11); 4378 } 4379 } 4380 4381 usleep_range(1000, 1500); 4382 4383 /* 4384 * Clear channel statistic counters 4385 */ 4386 reg = rt2800_register_read(rt2x00dev, CH_IDLE_STA); 4387 reg = rt2800_register_read(rt2x00dev, CH_BUSY_STA); 4388 reg = rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC); 4389 4390 /* 4391 * Clear update flag 4392 */ 4393 if (rt2x00_rt(rt2x00dev, RT3352) || 4394 rt2x00_rt(rt2x00dev, RT5350)) { 4395 bbp = rt2800_bbp_read(rt2x00dev, 49); 4396 rt2x00_set_field8(&bbp, BBP49_UPDATE_FLAG, 0); 4397 rt2800_bbp_write(rt2x00dev, 49, bbp); 4398 } 4399 } 4400 4401 static int rt2800_get_gain_calibration_delta(struct rt2x00_dev *rt2x00dev) 4402 { 4403 u8 tssi_bounds[9]; 4404 u8 current_tssi; 4405 u16 eeprom; 4406 u8 step; 4407 int i; 4408 4409 /* 4410 * First check if temperature compensation is supported. 4411 */ 4412 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 4413 if (!rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC)) 4414 return 0; 4415 4416 /* 4417 * Read TSSI boundaries for temperature compensation from 4418 * the EEPROM. 4419 * 4420 * Array idx 0 1 2 3 4 5 6 7 8 4421 * Matching Delta value -4 -3 -2 -1 0 +1 +2 +3 +4 4422 * Example TSSI bounds 0xF0 0xD0 0xB5 0xA0 0x88 0x45 0x25 0x15 0x00 4423 */ 4424 if (rt2x00dev->curr_band == NL80211_BAND_2GHZ) { 4425 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG1); 4426 tssi_bounds[0] = rt2x00_get_field16(eeprom, 4427 EEPROM_TSSI_BOUND_BG1_MINUS4); 4428 tssi_bounds[1] = rt2x00_get_field16(eeprom, 4429 EEPROM_TSSI_BOUND_BG1_MINUS3); 4430 4431 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG2); 4432 tssi_bounds[2] = rt2x00_get_field16(eeprom, 4433 EEPROM_TSSI_BOUND_BG2_MINUS2); 4434 tssi_bounds[3] = rt2x00_get_field16(eeprom, 4435 EEPROM_TSSI_BOUND_BG2_MINUS1); 4436 4437 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG3); 4438 tssi_bounds[4] = rt2x00_get_field16(eeprom, 4439 EEPROM_TSSI_BOUND_BG3_REF); 4440 tssi_bounds[5] = rt2x00_get_field16(eeprom, 4441 EEPROM_TSSI_BOUND_BG3_PLUS1); 4442 4443 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG4); 4444 tssi_bounds[6] = rt2x00_get_field16(eeprom, 4445 EEPROM_TSSI_BOUND_BG4_PLUS2); 4446 tssi_bounds[7] = rt2x00_get_field16(eeprom, 4447 EEPROM_TSSI_BOUND_BG4_PLUS3); 4448 4449 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG5); 4450 tssi_bounds[8] = rt2x00_get_field16(eeprom, 4451 EEPROM_TSSI_BOUND_BG5_PLUS4); 4452 4453 step = rt2x00_get_field16(eeprom, 4454 EEPROM_TSSI_BOUND_BG5_AGC_STEP); 4455 } else { 4456 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A1); 4457 tssi_bounds[0] = rt2x00_get_field16(eeprom, 4458 EEPROM_TSSI_BOUND_A1_MINUS4); 4459 tssi_bounds[1] = rt2x00_get_field16(eeprom, 4460 EEPROM_TSSI_BOUND_A1_MINUS3); 4461 4462 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A2); 4463 tssi_bounds[2] = rt2x00_get_field16(eeprom, 4464 EEPROM_TSSI_BOUND_A2_MINUS2); 4465 tssi_bounds[3] = rt2x00_get_field16(eeprom, 4466 EEPROM_TSSI_BOUND_A2_MINUS1); 4467 4468 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A3); 4469 tssi_bounds[4] = rt2x00_get_field16(eeprom, 4470 EEPROM_TSSI_BOUND_A3_REF); 4471 tssi_bounds[5] = rt2x00_get_field16(eeprom, 4472 EEPROM_TSSI_BOUND_A3_PLUS1); 4473 4474 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A4); 4475 tssi_bounds[6] = rt2x00_get_field16(eeprom, 4476 EEPROM_TSSI_BOUND_A4_PLUS2); 4477 tssi_bounds[7] = rt2x00_get_field16(eeprom, 4478 EEPROM_TSSI_BOUND_A4_PLUS3); 4479 4480 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A5); 4481 tssi_bounds[8] = rt2x00_get_field16(eeprom, 4482 EEPROM_TSSI_BOUND_A5_PLUS4); 4483 4484 step = rt2x00_get_field16(eeprom, 4485 EEPROM_TSSI_BOUND_A5_AGC_STEP); 4486 } 4487 4488 /* 4489 * Check if temperature compensation is supported. 4490 */ 4491 if (tssi_bounds[4] == 0xff || step == 0xff) 4492 return 0; 4493 4494 /* 4495 * Read current TSSI (BBP 49). 4496 */ 4497 current_tssi = rt2800_bbp_read(rt2x00dev, 49); 4498 4499 /* 4500 * Compare TSSI value (BBP49) with the compensation boundaries 4501 * from the EEPROM and increase or decrease tx power. 4502 */ 4503 for (i = 0; i <= 3; i++) { 4504 if (current_tssi > tssi_bounds[i]) 4505 break; 4506 } 4507 4508 if (i == 4) { 4509 for (i = 8; i >= 5; i--) { 4510 if (current_tssi < tssi_bounds[i]) 4511 break; 4512 } 4513 } 4514 4515 return (i - 4) * step; 4516 } 4517 4518 static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev, 4519 enum nl80211_band band) 4520 { 4521 u16 eeprom; 4522 u8 comp_en; 4523 u8 comp_type; 4524 int comp_value = 0; 4525 4526 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_TXPOWER_DELTA); 4527 4528 /* 4529 * HT40 compensation not required. 4530 */ 4531 if (eeprom == 0xffff || 4532 !test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) 4533 return 0; 4534 4535 if (band == NL80211_BAND_2GHZ) { 4536 comp_en = rt2x00_get_field16(eeprom, 4537 EEPROM_TXPOWER_DELTA_ENABLE_2G); 4538 if (comp_en) { 4539 comp_type = rt2x00_get_field16(eeprom, 4540 EEPROM_TXPOWER_DELTA_TYPE_2G); 4541 comp_value = rt2x00_get_field16(eeprom, 4542 EEPROM_TXPOWER_DELTA_VALUE_2G); 4543 if (!comp_type) 4544 comp_value = -comp_value; 4545 } 4546 } else { 4547 comp_en = rt2x00_get_field16(eeprom, 4548 EEPROM_TXPOWER_DELTA_ENABLE_5G); 4549 if (comp_en) { 4550 comp_type = rt2x00_get_field16(eeprom, 4551 EEPROM_TXPOWER_DELTA_TYPE_5G); 4552 comp_value = rt2x00_get_field16(eeprom, 4553 EEPROM_TXPOWER_DELTA_VALUE_5G); 4554 if (!comp_type) 4555 comp_value = -comp_value; 4556 } 4557 } 4558 4559 return comp_value; 4560 } 4561 4562 static int rt2800_get_txpower_reg_delta(struct rt2x00_dev *rt2x00dev, 4563 int power_level, int max_power) 4564 { 4565 int delta; 4566 4567 if (rt2x00_has_cap_power_limit(rt2x00dev)) 4568 return 0; 4569 4570 /* 4571 * XXX: We don't know the maximum transmit power of our hardware since 4572 * the EEPROM doesn't expose it. We only know that we are calibrated 4573 * to 100% tx power. 4574 * 4575 * Hence, we assume the regulatory limit that cfg80211 calulated for 4576 * the current channel is our maximum and if we are requested to lower 4577 * the value we just reduce our tx power accordingly. 4578 */ 4579 delta = power_level - max_power; 4580 return min(delta, 0); 4581 } 4582 4583 static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b, 4584 enum nl80211_band band, int power_level, 4585 u8 txpower, int delta) 4586 { 4587 u16 eeprom; 4588 u8 criterion; 4589 u8 eirp_txpower; 4590 u8 eirp_txpower_criterion; 4591 u8 reg_limit; 4592 4593 if (rt2x00_rt(rt2x00dev, RT3593)) 4594 return min_t(u8, txpower, 0xc); 4595 4596 if (rt2x00_rt(rt2x00dev, RT3883)) 4597 return min_t(u8, txpower, 0xf); 4598 4599 if (rt2x00_has_cap_power_limit(rt2x00dev)) { 4600 /* 4601 * Check if eirp txpower exceed txpower_limit. 4602 * We use OFDM 6M as criterion and its eirp txpower 4603 * is stored at EEPROM_EIRP_MAX_TX_POWER. 4604 * .11b data rate need add additional 4dbm 4605 * when calculating eirp txpower. 4606 */ 4607 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, 4608 EEPROM_TXPOWER_BYRATE, 4609 1); 4610 criterion = rt2x00_get_field16(eeprom, 4611 EEPROM_TXPOWER_BYRATE_RATE0); 4612 4613 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER); 4614 4615 if (band == NL80211_BAND_2GHZ) 4616 eirp_txpower_criterion = rt2x00_get_field16(eeprom, 4617 EEPROM_EIRP_MAX_TX_POWER_2GHZ); 4618 else 4619 eirp_txpower_criterion = rt2x00_get_field16(eeprom, 4620 EEPROM_EIRP_MAX_TX_POWER_5GHZ); 4621 4622 eirp_txpower = eirp_txpower_criterion + (txpower - criterion) + 4623 (is_rate_b ? 4 : 0) + delta; 4624 4625 reg_limit = (eirp_txpower > power_level) ? 4626 (eirp_txpower - power_level) : 0; 4627 } else 4628 reg_limit = 0; 4629 4630 txpower = max(0, txpower + delta - reg_limit); 4631 return min_t(u8, txpower, 0xc); 4632 } 4633 4634 4635 enum { 4636 TX_PWR_CFG_0_IDX, 4637 TX_PWR_CFG_1_IDX, 4638 TX_PWR_CFG_2_IDX, 4639 TX_PWR_CFG_3_IDX, 4640 TX_PWR_CFG_4_IDX, 4641 TX_PWR_CFG_5_IDX, 4642 TX_PWR_CFG_6_IDX, 4643 TX_PWR_CFG_7_IDX, 4644 TX_PWR_CFG_8_IDX, 4645 TX_PWR_CFG_9_IDX, 4646 TX_PWR_CFG_0_EXT_IDX, 4647 TX_PWR_CFG_1_EXT_IDX, 4648 TX_PWR_CFG_2_EXT_IDX, 4649 TX_PWR_CFG_3_EXT_IDX, 4650 TX_PWR_CFG_4_EXT_IDX, 4651 TX_PWR_CFG_IDX_COUNT, 4652 }; 4653 4654 static void rt2800_config_txpower_rt3593(struct rt2x00_dev *rt2x00dev, 4655 struct ieee80211_channel *chan, 4656 int power_level) 4657 { 4658 u8 txpower; 4659 u16 eeprom; 4660 u32 regs[TX_PWR_CFG_IDX_COUNT]; 4661 unsigned int offset; 4662 enum nl80211_band band = chan->band; 4663 int delta; 4664 int i; 4665 4666 memset(regs, '\0', sizeof(regs)); 4667 4668 /* TODO: adapt TX power reduction from the rt28xx code */ 4669 4670 /* calculate temperature compensation delta */ 4671 delta = rt2800_get_gain_calibration_delta(rt2x00dev); 4672 4673 if (band == NL80211_BAND_5GHZ) 4674 offset = 16; 4675 else 4676 offset = 0; 4677 4678 if (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) 4679 offset += 8; 4680 4681 /* read the next four txpower values */ 4682 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, 4683 offset); 4684 4685 /* CCK 1MBS,2MBS */ 4686 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); 4687 txpower = rt2800_compensate_txpower(rt2x00dev, 1, band, power_level, 4688 txpower, delta); 4689 rt2x00_set_field32(®s[TX_PWR_CFG_0_IDX], 4690 TX_PWR_CFG_0_CCK1_CH0, txpower); 4691 rt2x00_set_field32(®s[TX_PWR_CFG_0_IDX], 4692 TX_PWR_CFG_0_CCK1_CH1, txpower); 4693 rt2x00_set_field32(®s[TX_PWR_CFG_0_EXT_IDX], 4694 TX_PWR_CFG_0_EXT_CCK1_CH2, txpower); 4695 4696 /* CCK 5.5MBS,11MBS */ 4697 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); 4698 txpower = rt2800_compensate_txpower(rt2x00dev, 1, band, power_level, 4699 txpower, delta); 4700 rt2x00_set_field32(®s[TX_PWR_CFG_0_IDX], 4701 TX_PWR_CFG_0_CCK5_CH0, txpower); 4702 rt2x00_set_field32(®s[TX_PWR_CFG_0_IDX], 4703 TX_PWR_CFG_0_CCK5_CH1, txpower); 4704 rt2x00_set_field32(®s[TX_PWR_CFG_0_EXT_IDX], 4705 TX_PWR_CFG_0_EXT_CCK5_CH2, txpower); 4706 4707 /* OFDM 6MBS,9MBS */ 4708 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); 4709 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4710 txpower, delta); 4711 rt2x00_set_field32(®s[TX_PWR_CFG_0_IDX], 4712 TX_PWR_CFG_0_OFDM6_CH0, txpower); 4713 rt2x00_set_field32(®s[TX_PWR_CFG_0_IDX], 4714 TX_PWR_CFG_0_OFDM6_CH1, txpower); 4715 rt2x00_set_field32(®s[TX_PWR_CFG_0_EXT_IDX], 4716 TX_PWR_CFG_0_EXT_OFDM6_CH2, txpower); 4717 4718 /* OFDM 12MBS,18MBS */ 4719 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3); 4720 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4721 txpower, delta); 4722 rt2x00_set_field32(®s[TX_PWR_CFG_0_IDX], 4723 TX_PWR_CFG_0_OFDM12_CH0, txpower); 4724 rt2x00_set_field32(®s[TX_PWR_CFG_0_IDX], 4725 TX_PWR_CFG_0_OFDM12_CH1, txpower); 4726 rt2x00_set_field32(®s[TX_PWR_CFG_0_EXT_IDX], 4727 TX_PWR_CFG_0_EXT_OFDM12_CH2, txpower); 4728 4729 /* read the next four txpower values */ 4730 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, 4731 offset + 1); 4732 4733 /* OFDM 24MBS,36MBS */ 4734 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); 4735 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4736 txpower, delta); 4737 rt2x00_set_field32(®s[TX_PWR_CFG_1_IDX], 4738 TX_PWR_CFG_1_OFDM24_CH0, txpower); 4739 rt2x00_set_field32(®s[TX_PWR_CFG_1_IDX], 4740 TX_PWR_CFG_1_OFDM24_CH1, txpower); 4741 rt2x00_set_field32(®s[TX_PWR_CFG_1_EXT_IDX], 4742 TX_PWR_CFG_1_EXT_OFDM24_CH2, txpower); 4743 4744 /* OFDM 48MBS */ 4745 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); 4746 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4747 txpower, delta); 4748 rt2x00_set_field32(®s[TX_PWR_CFG_1_IDX], 4749 TX_PWR_CFG_1_OFDM48_CH0, txpower); 4750 rt2x00_set_field32(®s[TX_PWR_CFG_1_IDX], 4751 TX_PWR_CFG_1_OFDM48_CH1, txpower); 4752 rt2x00_set_field32(®s[TX_PWR_CFG_1_EXT_IDX], 4753 TX_PWR_CFG_1_EXT_OFDM48_CH2, txpower); 4754 4755 /* OFDM 54MBS */ 4756 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); 4757 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4758 txpower, delta); 4759 rt2x00_set_field32(®s[TX_PWR_CFG_7_IDX], 4760 TX_PWR_CFG_7_OFDM54_CH0, txpower); 4761 rt2x00_set_field32(®s[TX_PWR_CFG_7_IDX], 4762 TX_PWR_CFG_7_OFDM54_CH1, txpower); 4763 rt2x00_set_field32(®s[TX_PWR_CFG_7_IDX], 4764 TX_PWR_CFG_7_OFDM54_CH2, txpower); 4765 4766 /* read the next four txpower values */ 4767 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, 4768 offset + 2); 4769 4770 /* MCS 0,1 */ 4771 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); 4772 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4773 txpower, delta); 4774 rt2x00_set_field32(®s[TX_PWR_CFG_1_IDX], 4775 TX_PWR_CFG_1_MCS0_CH0, txpower); 4776 rt2x00_set_field32(®s[TX_PWR_CFG_1_IDX], 4777 TX_PWR_CFG_1_MCS0_CH1, txpower); 4778 rt2x00_set_field32(®s[TX_PWR_CFG_1_EXT_IDX], 4779 TX_PWR_CFG_1_EXT_MCS0_CH2, txpower); 4780 4781 /* MCS 2,3 */ 4782 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); 4783 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4784 txpower, delta); 4785 rt2x00_set_field32(®s[TX_PWR_CFG_1_IDX], 4786 TX_PWR_CFG_1_MCS2_CH0, txpower); 4787 rt2x00_set_field32(®s[TX_PWR_CFG_1_IDX], 4788 TX_PWR_CFG_1_MCS2_CH1, txpower); 4789 rt2x00_set_field32(®s[TX_PWR_CFG_1_EXT_IDX], 4790 TX_PWR_CFG_1_EXT_MCS2_CH2, txpower); 4791 4792 /* MCS 4,5 */ 4793 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); 4794 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4795 txpower, delta); 4796 rt2x00_set_field32(®s[TX_PWR_CFG_2_IDX], 4797 TX_PWR_CFG_2_MCS4_CH0, txpower); 4798 rt2x00_set_field32(®s[TX_PWR_CFG_2_IDX], 4799 TX_PWR_CFG_2_MCS4_CH1, txpower); 4800 rt2x00_set_field32(®s[TX_PWR_CFG_2_EXT_IDX], 4801 TX_PWR_CFG_2_EXT_MCS4_CH2, txpower); 4802 4803 /* MCS 6 */ 4804 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3); 4805 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4806 txpower, delta); 4807 rt2x00_set_field32(®s[TX_PWR_CFG_2_IDX], 4808 TX_PWR_CFG_2_MCS6_CH0, txpower); 4809 rt2x00_set_field32(®s[TX_PWR_CFG_2_IDX], 4810 TX_PWR_CFG_2_MCS6_CH1, txpower); 4811 rt2x00_set_field32(®s[TX_PWR_CFG_2_EXT_IDX], 4812 TX_PWR_CFG_2_EXT_MCS6_CH2, txpower); 4813 4814 /* read the next four txpower values */ 4815 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, 4816 offset + 3); 4817 4818 /* MCS 7 */ 4819 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); 4820 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4821 txpower, delta); 4822 rt2x00_set_field32(®s[TX_PWR_CFG_7_IDX], 4823 TX_PWR_CFG_7_MCS7_CH0, txpower); 4824 rt2x00_set_field32(®s[TX_PWR_CFG_7_IDX], 4825 TX_PWR_CFG_7_MCS7_CH1, txpower); 4826 rt2x00_set_field32(®s[TX_PWR_CFG_7_IDX], 4827 TX_PWR_CFG_7_MCS7_CH2, txpower); 4828 4829 /* MCS 8,9 */ 4830 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); 4831 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4832 txpower, delta); 4833 rt2x00_set_field32(®s[TX_PWR_CFG_2_IDX], 4834 TX_PWR_CFG_2_MCS8_CH0, txpower); 4835 rt2x00_set_field32(®s[TX_PWR_CFG_2_IDX], 4836 TX_PWR_CFG_2_MCS8_CH1, txpower); 4837 rt2x00_set_field32(®s[TX_PWR_CFG_2_EXT_IDX], 4838 TX_PWR_CFG_2_EXT_MCS8_CH2, txpower); 4839 4840 /* MCS 10,11 */ 4841 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); 4842 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4843 txpower, delta); 4844 rt2x00_set_field32(®s[TX_PWR_CFG_2_IDX], 4845 TX_PWR_CFG_2_MCS10_CH0, txpower); 4846 rt2x00_set_field32(®s[TX_PWR_CFG_2_IDX], 4847 TX_PWR_CFG_2_MCS10_CH1, txpower); 4848 rt2x00_set_field32(®s[TX_PWR_CFG_2_EXT_IDX], 4849 TX_PWR_CFG_2_EXT_MCS10_CH2, txpower); 4850 4851 /* MCS 12,13 */ 4852 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3); 4853 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4854 txpower, delta); 4855 rt2x00_set_field32(®s[TX_PWR_CFG_3_IDX], 4856 TX_PWR_CFG_3_MCS12_CH0, txpower); 4857 rt2x00_set_field32(®s[TX_PWR_CFG_3_IDX], 4858 TX_PWR_CFG_3_MCS12_CH1, txpower); 4859 rt2x00_set_field32(®s[TX_PWR_CFG_3_EXT_IDX], 4860 TX_PWR_CFG_3_EXT_MCS12_CH2, txpower); 4861 4862 /* read the next four txpower values */ 4863 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, 4864 offset + 4); 4865 4866 /* MCS 14 */ 4867 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); 4868 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4869 txpower, delta); 4870 rt2x00_set_field32(®s[TX_PWR_CFG_3_IDX], 4871 TX_PWR_CFG_3_MCS14_CH0, txpower); 4872 rt2x00_set_field32(®s[TX_PWR_CFG_3_IDX], 4873 TX_PWR_CFG_3_MCS14_CH1, txpower); 4874 rt2x00_set_field32(®s[TX_PWR_CFG_3_EXT_IDX], 4875 TX_PWR_CFG_3_EXT_MCS14_CH2, txpower); 4876 4877 /* MCS 15 */ 4878 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); 4879 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4880 txpower, delta); 4881 rt2x00_set_field32(®s[TX_PWR_CFG_8_IDX], 4882 TX_PWR_CFG_8_MCS15_CH0, txpower); 4883 rt2x00_set_field32(®s[TX_PWR_CFG_8_IDX], 4884 TX_PWR_CFG_8_MCS15_CH1, txpower); 4885 rt2x00_set_field32(®s[TX_PWR_CFG_8_IDX], 4886 TX_PWR_CFG_8_MCS15_CH2, txpower); 4887 4888 /* MCS 16,17 */ 4889 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); 4890 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4891 txpower, delta); 4892 rt2x00_set_field32(®s[TX_PWR_CFG_5_IDX], 4893 TX_PWR_CFG_5_MCS16_CH0, txpower); 4894 rt2x00_set_field32(®s[TX_PWR_CFG_5_IDX], 4895 TX_PWR_CFG_5_MCS16_CH1, txpower); 4896 rt2x00_set_field32(®s[TX_PWR_CFG_5_IDX], 4897 TX_PWR_CFG_5_MCS16_CH2, txpower); 4898 4899 /* MCS 18,19 */ 4900 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3); 4901 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4902 txpower, delta); 4903 rt2x00_set_field32(®s[TX_PWR_CFG_5_IDX], 4904 TX_PWR_CFG_5_MCS18_CH0, txpower); 4905 rt2x00_set_field32(®s[TX_PWR_CFG_5_IDX], 4906 TX_PWR_CFG_5_MCS18_CH1, txpower); 4907 rt2x00_set_field32(®s[TX_PWR_CFG_5_IDX], 4908 TX_PWR_CFG_5_MCS18_CH2, txpower); 4909 4910 /* read the next four txpower values */ 4911 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, 4912 offset + 5); 4913 4914 /* MCS 20,21 */ 4915 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); 4916 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4917 txpower, delta); 4918 rt2x00_set_field32(®s[TX_PWR_CFG_6_IDX], 4919 TX_PWR_CFG_6_MCS20_CH0, txpower); 4920 rt2x00_set_field32(®s[TX_PWR_CFG_6_IDX], 4921 TX_PWR_CFG_6_MCS20_CH1, txpower); 4922 rt2x00_set_field32(®s[TX_PWR_CFG_6_IDX], 4923 TX_PWR_CFG_6_MCS20_CH2, txpower); 4924 4925 /* MCS 22 */ 4926 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); 4927 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4928 txpower, delta); 4929 rt2x00_set_field32(®s[TX_PWR_CFG_6_IDX], 4930 TX_PWR_CFG_6_MCS22_CH0, txpower); 4931 rt2x00_set_field32(®s[TX_PWR_CFG_6_IDX], 4932 TX_PWR_CFG_6_MCS22_CH1, txpower); 4933 rt2x00_set_field32(®s[TX_PWR_CFG_6_IDX], 4934 TX_PWR_CFG_6_MCS22_CH2, txpower); 4935 4936 /* MCS 23 */ 4937 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); 4938 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4939 txpower, delta); 4940 rt2x00_set_field32(®s[TX_PWR_CFG_8_IDX], 4941 TX_PWR_CFG_8_MCS23_CH0, txpower); 4942 rt2x00_set_field32(®s[TX_PWR_CFG_8_IDX], 4943 TX_PWR_CFG_8_MCS23_CH1, txpower); 4944 rt2x00_set_field32(®s[TX_PWR_CFG_8_IDX], 4945 TX_PWR_CFG_8_MCS23_CH2, txpower); 4946 4947 /* read the next four txpower values */ 4948 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, 4949 offset + 6); 4950 4951 /* STBC, MCS 0,1 */ 4952 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); 4953 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4954 txpower, delta); 4955 rt2x00_set_field32(®s[TX_PWR_CFG_3_IDX], 4956 TX_PWR_CFG_3_STBC0_CH0, txpower); 4957 rt2x00_set_field32(®s[TX_PWR_CFG_3_IDX], 4958 TX_PWR_CFG_3_STBC0_CH1, txpower); 4959 rt2x00_set_field32(®s[TX_PWR_CFG_3_EXT_IDX], 4960 TX_PWR_CFG_3_EXT_STBC0_CH2, txpower); 4961 4962 /* STBC, MCS 2,3 */ 4963 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); 4964 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4965 txpower, delta); 4966 rt2x00_set_field32(®s[TX_PWR_CFG_3_IDX], 4967 TX_PWR_CFG_3_STBC2_CH0, txpower); 4968 rt2x00_set_field32(®s[TX_PWR_CFG_3_IDX], 4969 TX_PWR_CFG_3_STBC2_CH1, txpower); 4970 rt2x00_set_field32(®s[TX_PWR_CFG_3_EXT_IDX], 4971 TX_PWR_CFG_3_EXT_STBC2_CH2, txpower); 4972 4973 /* STBC, MCS 4,5 */ 4974 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); 4975 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4976 txpower, delta); 4977 rt2x00_set_field32(®s[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE0, txpower); 4978 rt2x00_set_field32(®s[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE1, txpower); 4979 rt2x00_set_field32(®s[TX_PWR_CFG_4_EXT_IDX], TX_PWR_CFG_RATE0, 4980 txpower); 4981 4982 /* STBC, MCS 6 */ 4983 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3); 4984 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4985 txpower, delta); 4986 rt2x00_set_field32(®s[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE2, txpower); 4987 rt2x00_set_field32(®s[TX_PWR_CFG_4_IDX], TX_PWR_CFG_RATE3, txpower); 4988 rt2x00_set_field32(®s[TX_PWR_CFG_4_EXT_IDX], TX_PWR_CFG_RATE2, 4989 txpower); 4990 4991 /* read the next four txpower values */ 4992 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, 4993 offset + 7); 4994 4995 /* STBC, MCS 7 */ 4996 txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); 4997 txpower = rt2800_compensate_txpower(rt2x00dev, 0, band, power_level, 4998 txpower, delta); 4999 rt2x00_set_field32(®s[TX_PWR_CFG_9_IDX], 5000 TX_PWR_CFG_9_STBC7_CH0, txpower); 5001 rt2x00_set_field32(®s[TX_PWR_CFG_9_IDX], 5002 TX_PWR_CFG_9_STBC7_CH1, txpower); 5003 rt2x00_set_field32(®s[TX_PWR_CFG_9_IDX], 5004 TX_PWR_CFG_9_STBC7_CH2, txpower); 5005 5006 rt2800_register_write(rt2x00dev, TX_PWR_CFG_0, regs[TX_PWR_CFG_0_IDX]); 5007 rt2800_register_write(rt2x00dev, TX_PWR_CFG_1, regs[TX_PWR_CFG_1_IDX]); 5008 rt2800_register_write(rt2x00dev, TX_PWR_CFG_2, regs[TX_PWR_CFG_2_IDX]); 5009 rt2800_register_write(rt2x00dev, TX_PWR_CFG_3, regs[TX_PWR_CFG_3_IDX]); 5010 rt2800_register_write(rt2x00dev, TX_PWR_CFG_4, regs[TX_PWR_CFG_4_IDX]); 5011 rt2800_register_write(rt2x00dev, TX_PWR_CFG_5, regs[TX_PWR_CFG_5_IDX]); 5012 rt2800_register_write(rt2x00dev, TX_PWR_CFG_6, regs[TX_PWR_CFG_6_IDX]); 5013 rt2800_register_write(rt2x00dev, TX_PWR_CFG_7, regs[TX_PWR_CFG_7_IDX]); 5014 rt2800_register_write(rt2x00dev, TX_PWR_CFG_8, regs[TX_PWR_CFG_8_IDX]); 5015 rt2800_register_write(rt2x00dev, TX_PWR_CFG_9, regs[TX_PWR_CFG_9_IDX]); 5016 5017 rt2800_register_write(rt2x00dev, TX_PWR_CFG_0_EXT, 5018 regs[TX_PWR_CFG_0_EXT_IDX]); 5019 rt2800_register_write(rt2x00dev, TX_PWR_CFG_1_EXT, 5020 regs[TX_PWR_CFG_1_EXT_IDX]); 5021 rt2800_register_write(rt2x00dev, TX_PWR_CFG_2_EXT, 5022 regs[TX_PWR_CFG_2_EXT_IDX]); 5023 rt2800_register_write(rt2x00dev, TX_PWR_CFG_3_EXT, 5024 regs[TX_PWR_CFG_3_EXT_IDX]); 5025 rt2800_register_write(rt2x00dev, TX_PWR_CFG_4_EXT, 5026 regs[TX_PWR_CFG_4_EXT_IDX]); 5027 5028 for (i = 0; i < TX_PWR_CFG_IDX_COUNT; i++) 5029 rt2x00_dbg(rt2x00dev, 5030 "band:%cGHz, BW:%c0MHz, TX_PWR_CFG_%d%s = %08lx\n", 5031 (band == NL80211_BAND_5GHZ) ? '5' : '2', 5032 (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) ? 5033 '4' : '2', 5034 (i > TX_PWR_CFG_9_IDX) ? 5035 (i - TX_PWR_CFG_9_IDX - 1) : i, 5036 (i > TX_PWR_CFG_9_IDX) ? "_EXT" : "", 5037 (unsigned long) regs[i]); 5038 } 5039 5040 static void rt2800_config_txpower_rt6352(struct rt2x00_dev *rt2x00dev, 5041 struct ieee80211_channel *chan, 5042 int power_level) 5043 { 5044 u32 reg, pwreg; 5045 u16 eeprom; 5046 u32 data, gdata; 5047 u8 t, i; 5048 enum nl80211_band band = chan->band; 5049 int delta; 5050 5051 /* Warn user if bw_comp is set in EEPROM */ 5052 delta = rt2800_get_txpower_bw_comp(rt2x00dev, band); 5053 5054 if (delta) 5055 rt2x00_warn(rt2x00dev, "ignoring EEPROM HT40 power delta: %d\n", 5056 delta); 5057 5058 /* populate TX_PWR_CFG_0 up to TX_PWR_CFG_4 from EEPROM for HT20, limit 5059 * value to 0x3f and replace 0x20 by 0x21 as this is what the vendor 5060 * driver does as well, though it looks kinda wrong. 5061 * Maybe some misunderstanding of what a signed 8-bit value is? Maybe 5062 * the hardware has a problem handling 0x20, and as the code initially 5063 * used a fixed offset between HT20 and HT40 rates they had to work- 5064 * around that issue and most likely just forgot about it later on. 5065 * Maybe we should use rt2800_get_txpower_bw_comp() here as well, 5066 * however, the corresponding EEPROM value is not respected by the 5067 * vendor driver, so maybe this is rather being taken care of the 5068 * TXALC and the driver doesn't need to handle it...? 5069 * Though this is all very awkward, just do as they did, as that's what 5070 * board vendors expected when they populated the EEPROM... 5071 */ 5072 for (i = 0; i < 5; i++) { 5073 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, 5074 EEPROM_TXPOWER_BYRATE, 5075 i * 2); 5076 5077 data = eeprom; 5078 5079 t = eeprom & 0x3f; 5080 if (t == 32) 5081 t++; 5082 5083 gdata = t; 5084 5085 t = (eeprom & 0x3f00) >> 8; 5086 if (t == 32) 5087 t++; 5088 5089 gdata |= (t << 8); 5090 5091 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, 5092 EEPROM_TXPOWER_BYRATE, 5093 (i * 2) + 1); 5094 5095 t = eeprom & 0x3f; 5096 if (t == 32) 5097 t++; 5098 5099 gdata |= (t << 16); 5100 5101 t = (eeprom & 0x3f00) >> 8; 5102 if (t == 32) 5103 t++; 5104 5105 gdata |= (t << 24); 5106 data |= (eeprom << 16); 5107 5108 if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) { 5109 /* HT20 */ 5110 if (data != 0xffffffff) 5111 rt2800_register_write(rt2x00dev, 5112 TX_PWR_CFG_0 + (i * 4), 5113 data); 5114 } else { 5115 /* HT40 */ 5116 if (gdata != 0xffffffff) 5117 rt2800_register_write(rt2x00dev, 5118 TX_PWR_CFG_0 + (i * 4), 5119 gdata); 5120 } 5121 } 5122 5123 /* Aparently Ralink ran out of space in the BYRATE calibration section 5124 * of the EERPOM which is copied to the corresponding TX_PWR_CFG_x 5125 * registers. As recent 2T chips use 8-bit instead of 4-bit values for 5126 * power-offsets more space would be needed. Ralink decided to keep the 5127 * EEPROM layout untouched and rather have some shared values covering 5128 * multiple bitrates. 5129 * Populate the registers not covered by the EEPROM in the same way the 5130 * vendor driver does. 5131 */ 5132 5133 /* For OFDM 54MBS use value from OFDM 48MBS */ 5134 pwreg = 0; 5135 reg = rt2800_register_read(rt2x00dev, TX_PWR_CFG_1); 5136 t = rt2x00_get_field32(reg, TX_PWR_CFG_1B_48MBS); 5137 rt2x00_set_field32(&pwreg, TX_PWR_CFG_7B_54MBS, t); 5138 5139 /* For MCS 7 use value from MCS 6 */ 5140 reg = rt2800_register_read(rt2x00dev, TX_PWR_CFG_2); 5141 t = rt2x00_get_field32(reg, TX_PWR_CFG_2B_MCS6_MCS7); 5142 rt2x00_set_field32(&pwreg, TX_PWR_CFG_7B_MCS7, t); 5143 rt2800_register_write(rt2x00dev, TX_PWR_CFG_7, pwreg); 5144 5145 /* For MCS 15 use value from MCS 14 */ 5146 pwreg = 0; 5147 reg = rt2800_register_read(rt2x00dev, TX_PWR_CFG_3); 5148 t = rt2x00_get_field32(reg, TX_PWR_CFG_3B_MCS14); 5149 rt2x00_set_field32(&pwreg, TX_PWR_CFG_8B_MCS15, t); 5150 rt2800_register_write(rt2x00dev, TX_PWR_CFG_8, pwreg); 5151 5152 /* For STBC MCS 7 use value from STBC MCS 6 */ 5153 pwreg = 0; 5154 reg = rt2800_register_read(rt2x00dev, TX_PWR_CFG_4); 5155 t = rt2x00_get_field32(reg, TX_PWR_CFG_4B_STBC_MCS6); 5156 rt2x00_set_field32(&pwreg, TX_PWR_CFG_9B_STBC_MCS7, t); 5157 rt2800_register_write(rt2x00dev, TX_PWR_CFG_9, pwreg); 5158 5159 rt2800_config_alc(rt2x00dev, chan, power_level); 5160 5161 /* TODO: temperature compensation code! */ 5162 } 5163 5164 /* 5165 * We configure transmit power using MAC TX_PWR_CFG_{0,...,N} registers and 5166 * BBP R1 register. TX_PWR_CFG_X allow to configure per rate TX power values, 5167 * 4 bits for each rate (tune from 0 to 15 dBm). BBP_R1 controls transmit power 5168 * for all rates, but allow to set only 4 discrete values: -12, -6, 0 and 6 dBm. 5169 * Reference per rate transmit power values are located in the EEPROM at 5170 * EEPROM_TXPOWER_BYRATE offset. We adjust them and BBP R1 settings according to 5171 * current conditions (i.e. band, bandwidth, temperature, user settings). 5172 */ 5173 static void rt2800_config_txpower_rt28xx(struct rt2x00_dev *rt2x00dev, 5174 struct ieee80211_channel *chan, 5175 int power_level) 5176 { 5177 u8 txpower, r1; 5178 u16 eeprom; 5179 u32 reg, offset; 5180 int i, is_rate_b, delta, power_ctrl; 5181 enum nl80211_band band = chan->band; 5182 5183 /* 5184 * Calculate HT40 compensation. For 40MHz we need to add or subtract 5185 * value read from EEPROM (different for 2GHz and for 5GHz). 5186 */ 5187 delta = rt2800_get_txpower_bw_comp(rt2x00dev, band); 5188 5189 /* 5190 * Calculate temperature compensation. Depends on measurement of current 5191 * TSSI (Transmitter Signal Strength Indication) we know TX power (due 5192 * to temperature or maybe other factors) is smaller or bigger than 5193 * expected. We adjust it, based on TSSI reference and boundaries values 5194 * provided in EEPROM. 5195 */ 5196 switch (rt2x00dev->chip.rt) { 5197 case RT2860: 5198 case RT2872: 5199 case RT2883: 5200 case RT3070: 5201 case RT3071: 5202 case RT3090: 5203 case RT3572: 5204 delta += rt2800_get_gain_calibration_delta(rt2x00dev); 5205 break; 5206 default: 5207 /* TODO: temperature compensation code for other chips. */ 5208 break; 5209 } 5210 5211 /* 5212 * Decrease power according to user settings, on devices with unknown 5213 * maximum tx power. For other devices we take user power_level into 5214 * consideration on rt2800_compensate_txpower(). 5215 */ 5216 delta += rt2800_get_txpower_reg_delta(rt2x00dev, power_level, 5217 chan->max_power); 5218 5219 /* 5220 * BBP_R1 controls TX power for all rates, it allow to set the following 5221 * gains -12, -6, 0, +6 dBm by setting values 2, 1, 0, 3 respectively. 5222 * 5223 * TODO: we do not use +6 dBm option to do not increase power beyond 5224 * regulatory limit, however this could be utilized for devices with 5225 * CAPABILITY_POWER_LIMIT. 5226 */ 5227 if (delta <= -12) { 5228 power_ctrl = 2; 5229 delta += 12; 5230 } else if (delta <= -6) { 5231 power_ctrl = 1; 5232 delta += 6; 5233 } else { 5234 power_ctrl = 0; 5235 } 5236 r1 = rt2800_bbp_read(rt2x00dev, 1); 5237 rt2x00_set_field8(&r1, BBP1_TX_POWER_CTRL, power_ctrl); 5238 rt2800_bbp_write(rt2x00dev, 1, r1); 5239 5240 offset = TX_PWR_CFG_0; 5241 5242 for (i = 0; i < EEPROM_TXPOWER_BYRATE_SIZE; i += 2) { 5243 /* just to be safe */ 5244 if (offset > TX_PWR_CFG_4) 5245 break; 5246 5247 reg = rt2800_register_read(rt2x00dev, offset); 5248 5249 /* read the next four txpower values */ 5250 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, 5251 EEPROM_TXPOWER_BYRATE, 5252 i); 5253 5254 is_rate_b = i ? 0 : 1; 5255 /* 5256 * TX_PWR_CFG_0: 1MBS, TX_PWR_CFG_1: 24MBS, 5257 * TX_PWR_CFG_2: MCS4, TX_PWR_CFG_3: MCS12, 5258 * TX_PWR_CFG_4: unknown 5259 */ 5260 txpower = rt2x00_get_field16(eeprom, 5261 EEPROM_TXPOWER_BYRATE_RATE0); 5262 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, 5263 power_level, txpower, delta); 5264 rt2x00_set_field32(®, TX_PWR_CFG_RATE0, txpower); 5265 5266 /* 5267 * TX_PWR_CFG_0: 2MBS, TX_PWR_CFG_1: 36MBS, 5268 * TX_PWR_CFG_2: MCS5, TX_PWR_CFG_3: MCS13, 5269 * TX_PWR_CFG_4: unknown 5270 */ 5271 txpower = rt2x00_get_field16(eeprom, 5272 EEPROM_TXPOWER_BYRATE_RATE1); 5273 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, 5274 power_level, txpower, delta); 5275 rt2x00_set_field32(®, TX_PWR_CFG_RATE1, txpower); 5276 5277 /* 5278 * TX_PWR_CFG_0: 5.5MBS, TX_PWR_CFG_1: 48MBS, 5279 * TX_PWR_CFG_2: MCS6, TX_PWR_CFG_3: MCS14, 5280 * TX_PWR_CFG_4: unknown 5281 */ 5282 txpower = rt2x00_get_field16(eeprom, 5283 EEPROM_TXPOWER_BYRATE_RATE2); 5284 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, 5285 power_level, txpower, delta); 5286 rt2x00_set_field32(®, TX_PWR_CFG_RATE2, txpower); 5287 5288 /* 5289 * TX_PWR_CFG_0: 11MBS, TX_PWR_CFG_1: 54MBS, 5290 * TX_PWR_CFG_2: MCS7, TX_PWR_CFG_3: MCS15, 5291 * TX_PWR_CFG_4: unknown 5292 */ 5293 txpower = rt2x00_get_field16(eeprom, 5294 EEPROM_TXPOWER_BYRATE_RATE3); 5295 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, 5296 power_level, txpower, delta); 5297 rt2x00_set_field32(®, TX_PWR_CFG_RATE3, txpower); 5298 5299 /* read the next four txpower values */ 5300 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, 5301 EEPROM_TXPOWER_BYRATE, 5302 i + 1); 5303 5304 is_rate_b = 0; 5305 /* 5306 * TX_PWR_CFG_0: 6MBS, TX_PWR_CFG_1: MCS0, 5307 * TX_PWR_CFG_2: MCS8, TX_PWR_CFG_3: unknown, 5308 * TX_PWR_CFG_4: unknown 5309 */ 5310 txpower = rt2x00_get_field16(eeprom, 5311 EEPROM_TXPOWER_BYRATE_RATE0); 5312 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, 5313 power_level, txpower, delta); 5314 rt2x00_set_field32(®, TX_PWR_CFG_RATE4, txpower); 5315 5316 /* 5317 * TX_PWR_CFG_0: 9MBS, TX_PWR_CFG_1: MCS1, 5318 * TX_PWR_CFG_2: MCS9, TX_PWR_CFG_3: unknown, 5319 * TX_PWR_CFG_4: unknown 5320 */ 5321 txpower = rt2x00_get_field16(eeprom, 5322 EEPROM_TXPOWER_BYRATE_RATE1); 5323 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, 5324 power_level, txpower, delta); 5325 rt2x00_set_field32(®, TX_PWR_CFG_RATE5, txpower); 5326 5327 /* 5328 * TX_PWR_CFG_0: 12MBS, TX_PWR_CFG_1: MCS2, 5329 * TX_PWR_CFG_2: MCS10, TX_PWR_CFG_3: unknown, 5330 * TX_PWR_CFG_4: unknown 5331 */ 5332 txpower = rt2x00_get_field16(eeprom, 5333 EEPROM_TXPOWER_BYRATE_RATE2); 5334 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, 5335 power_level, txpower, delta); 5336 rt2x00_set_field32(®, TX_PWR_CFG_RATE6, txpower); 5337 5338 /* 5339 * TX_PWR_CFG_0: 18MBS, TX_PWR_CFG_1: MCS3, 5340 * TX_PWR_CFG_2: MCS11, TX_PWR_CFG_3: unknown, 5341 * TX_PWR_CFG_4: unknown 5342 */ 5343 txpower = rt2x00_get_field16(eeprom, 5344 EEPROM_TXPOWER_BYRATE_RATE3); 5345 txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band, 5346 power_level, txpower, delta); 5347 rt2x00_set_field32(®, TX_PWR_CFG_RATE7, txpower); 5348 5349 rt2800_register_write(rt2x00dev, offset, reg); 5350 5351 /* next TX_PWR_CFG register */ 5352 offset += 4; 5353 } 5354 } 5355 5356 static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, 5357 struct ieee80211_channel *chan, 5358 int power_level) 5359 { 5360 if (rt2x00_rt(rt2x00dev, RT3593) || 5361 rt2x00_rt(rt2x00dev, RT3883)) 5362 rt2800_config_txpower_rt3593(rt2x00dev, chan, power_level); 5363 else if (rt2x00_rt(rt2x00dev, RT6352)) 5364 rt2800_config_txpower_rt6352(rt2x00dev, chan, power_level); 5365 else 5366 rt2800_config_txpower_rt28xx(rt2x00dev, chan, power_level); 5367 } 5368 5369 void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev) 5370 { 5371 rt2800_config_txpower(rt2x00dev, rt2x00dev->hw->conf.chandef.chan, 5372 rt2x00dev->tx_power); 5373 } 5374 EXPORT_SYMBOL_GPL(rt2800_gain_calibration); 5375 5376 void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev) 5377 { 5378 u32 tx_pin; 5379 u8 rfcsr; 5380 unsigned long min_sleep = 0; 5381 5382 /* 5383 * A voltage-controlled oscillator(VCO) is an electronic oscillator 5384 * designed to be controlled in oscillation frequency by a voltage 5385 * input. Maybe the temperature will affect the frequency of 5386 * oscillation to be shifted. The VCO calibration will be called 5387 * periodically to adjust the frequency to be precision. 5388 */ 5389 5390 tx_pin = rt2800_register_read(rt2x00dev, TX_PIN_CFG); 5391 tx_pin &= TX_PIN_CFG_PA_PE_DISABLE; 5392 rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin); 5393 5394 switch (rt2x00dev->chip.rf) { 5395 case RF2020: 5396 case RF3020: 5397 case RF3021: 5398 case RF3022: 5399 case RF3320: 5400 case RF3052: 5401 rfcsr = rt2800_rfcsr_read(rt2x00dev, 7); 5402 rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1); 5403 rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); 5404 break; 5405 case RF3053: 5406 case RF3070: 5407 case RF3290: 5408 case RF3853: 5409 case RF5350: 5410 case RF5360: 5411 case RF5362: 5412 case RF5370: 5413 case RF5372: 5414 case RF5390: 5415 case RF5392: 5416 case RF5592: 5417 rfcsr = rt2800_rfcsr_read(rt2x00dev, 3); 5418 rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1); 5419 rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); 5420 min_sleep = 1000; 5421 break; 5422 case RF7620: 5423 rt2800_rfcsr_write(rt2x00dev, 5, 0x40); 5424 rt2800_rfcsr_write(rt2x00dev, 4, 0x0C); 5425 rfcsr = rt2800_rfcsr_read(rt2x00dev, 4); 5426 rt2x00_set_field8(&rfcsr, RFCSR4_VCOCAL_EN, 1); 5427 rt2800_rfcsr_write(rt2x00dev, 4, rfcsr); 5428 min_sleep = 2000; 5429 break; 5430 default: 5431 WARN_ONCE(1, "Not supported RF chipset %x for VCO recalibration", 5432 rt2x00dev->chip.rf); 5433 return; 5434 } 5435 5436 if (min_sleep > 0) 5437 usleep_range(min_sleep, min_sleep * 2); 5438 5439 tx_pin = rt2800_register_read(rt2x00dev, TX_PIN_CFG); 5440 if (rt2x00dev->rf_channel <= 14) { 5441 switch (rt2x00dev->default_ant.tx_chain_num) { 5442 case 3: 5443 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G2_EN, 1); 5444 /* fall through */ 5445 case 2: 5446 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 1); 5447 /* fall through */ 5448 case 1: 5449 default: 5450 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G0_EN, 1); 5451 break; 5452 } 5453 } else { 5454 switch (rt2x00dev->default_ant.tx_chain_num) { 5455 case 3: 5456 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A2_EN, 1); 5457 /* fall through */ 5458 case 2: 5459 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 1); 5460 /* fall through */ 5461 case 1: 5462 default: 5463 rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A0_EN, 1); 5464 break; 5465 } 5466 } 5467 rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin); 5468 5469 if (rt2x00_rt(rt2x00dev, RT6352)) { 5470 if (rt2x00dev->default_ant.rx_chain_num == 1) { 5471 rt2800_bbp_write(rt2x00dev, 91, 0x07); 5472 rt2800_bbp_write(rt2x00dev, 95, 0x1A); 5473 rt2800_bbp_write(rt2x00dev, 195, 128); 5474 rt2800_bbp_write(rt2x00dev, 196, 0xA0); 5475 rt2800_bbp_write(rt2x00dev, 195, 170); 5476 rt2800_bbp_write(rt2x00dev, 196, 0x12); 5477 rt2800_bbp_write(rt2x00dev, 195, 171); 5478 rt2800_bbp_write(rt2x00dev, 196, 0x10); 5479 } else { 5480 rt2800_bbp_write(rt2x00dev, 91, 0x06); 5481 rt2800_bbp_write(rt2x00dev, 95, 0x9A); 5482 rt2800_bbp_write(rt2x00dev, 195, 128); 5483 rt2800_bbp_write(rt2x00dev, 196, 0xE0); 5484 rt2800_bbp_write(rt2x00dev, 195, 170); 5485 rt2800_bbp_write(rt2x00dev, 196, 0x30); 5486 rt2800_bbp_write(rt2x00dev, 195, 171); 5487 rt2800_bbp_write(rt2x00dev, 196, 0x30); 5488 } 5489 5490 if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) { 5491 rt2800_bbp_write(rt2x00dev, 75, 0x68); 5492 rt2800_bbp_write(rt2x00dev, 76, 0x4C); 5493 rt2800_bbp_write(rt2x00dev, 79, 0x1C); 5494 rt2800_bbp_write(rt2x00dev, 80, 0x0C); 5495 rt2800_bbp_write(rt2x00dev, 82, 0xB6); 5496 } 5497 5498 /* On 11A, We should delay and wait RF/BBP to be stable 5499 * and the appropriate time should be 1000 micro seconds 5500 * 2005/06/05 - On 11G, we also need this delay time. 5501 * Otherwise it's difficult to pass the WHQL. 5502 */ 5503 usleep_range(1000, 1500); 5504 } 5505 } 5506 EXPORT_SYMBOL_GPL(rt2800_vco_calibration); 5507 5508 static void rt2800_config_retry_limit(struct rt2x00_dev *rt2x00dev, 5509 struct rt2x00lib_conf *libconf) 5510 { 5511 u32 reg; 5512 5513 reg = rt2800_register_read(rt2x00dev, TX_RTY_CFG); 5514 rt2x00_set_field32(®, TX_RTY_CFG_SHORT_RTY_LIMIT, 5515 libconf->conf->short_frame_max_tx_count); 5516 rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_LIMIT, 5517 libconf->conf->long_frame_max_tx_count); 5518 rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg); 5519 } 5520 5521 static void rt2800_config_ps(struct rt2x00_dev *rt2x00dev, 5522 struct rt2x00lib_conf *libconf) 5523 { 5524 enum dev_state state = 5525 (libconf->conf->flags & IEEE80211_CONF_PS) ? 5526 STATE_SLEEP : STATE_AWAKE; 5527 u32 reg; 5528 5529 if (state == STATE_SLEEP) { 5530 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0); 5531 5532 reg = rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG); 5533 rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 5); 5534 rt2x00_set_field32(®, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, 5535 libconf->conf->listen_interval - 1); 5536 rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTOWAKE, 1); 5537 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg); 5538 5539 rt2x00dev->ops->lib->set_device_state(rt2x00dev, state); 5540 } else { 5541 reg = rt2800_register_read(rt2x00dev, AUTOWAKEUP_CFG); 5542 rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 0); 5543 rt2x00_set_field32(®, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, 0); 5544 rt2x00_set_field32(®, AUTOWAKEUP_CFG_AUTOWAKE, 0); 5545 rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg); 5546 5547 rt2x00dev->ops->lib->set_device_state(rt2x00dev, state); 5548 } 5549 } 5550 5551 void rt2800_config(struct rt2x00_dev *rt2x00dev, 5552 struct rt2x00lib_conf *libconf, 5553 const unsigned int flags) 5554 { 5555 /* Always recalculate LNA gain before changing configuration */ 5556 rt2800_config_lna_gain(rt2x00dev, libconf); 5557 5558 if (flags & IEEE80211_CONF_CHANGE_CHANNEL) { 5559 rt2800_config_channel(rt2x00dev, libconf->conf, 5560 &libconf->rf, &libconf->channel); 5561 rt2800_config_txpower(rt2x00dev, libconf->conf->chandef.chan, 5562 libconf->conf->power_level); 5563 } 5564 if (flags & IEEE80211_CONF_CHANGE_POWER) 5565 rt2800_config_txpower(rt2x00dev, libconf->conf->chandef.chan, 5566 libconf->conf->power_level); 5567 if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS) 5568 rt2800_config_retry_limit(rt2x00dev, libconf); 5569 if (flags & IEEE80211_CONF_CHANGE_PS) 5570 rt2800_config_ps(rt2x00dev, libconf); 5571 } 5572 EXPORT_SYMBOL_GPL(rt2800_config); 5573 5574 /* 5575 * Link tuning 5576 */ 5577 void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual) 5578 { 5579 u32 reg; 5580 5581 /* 5582 * Update FCS error count from register. 5583 */ 5584 reg = rt2800_register_read(rt2x00dev, RX_STA_CNT0); 5585 qual->rx_failed = rt2x00_get_field32(reg, RX_STA_CNT0_CRC_ERR); 5586 } 5587 EXPORT_SYMBOL_GPL(rt2800_link_stats); 5588 5589 static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev) 5590 { 5591 u8 vgc; 5592 5593 if (rt2x00dev->curr_band == NL80211_BAND_2GHZ) { 5594 if (rt2x00_rt(rt2x00dev, RT3070) || 5595 rt2x00_rt(rt2x00dev, RT3071) || 5596 rt2x00_rt(rt2x00dev, RT3090) || 5597 rt2x00_rt(rt2x00dev, RT3290) || 5598 rt2x00_rt(rt2x00dev, RT3390) || 5599 rt2x00_rt(rt2x00dev, RT3572) || 5600 rt2x00_rt(rt2x00dev, RT3593) || 5601 rt2x00_rt(rt2x00dev, RT5390) || 5602 rt2x00_rt(rt2x00dev, RT5392) || 5603 rt2x00_rt(rt2x00dev, RT5592) || 5604 rt2x00_rt(rt2x00dev, RT6352)) 5605 vgc = 0x1c + (2 * rt2x00dev->lna_gain); 5606 else 5607 vgc = 0x2e + rt2x00dev->lna_gain; 5608 } else { /* 5GHZ band */ 5609 if (rt2x00_rt(rt2x00dev, RT3593) || 5610 rt2x00_rt(rt2x00dev, RT3883)) 5611 vgc = 0x20 + (rt2x00dev->lna_gain * 5) / 3; 5612 else if (rt2x00_rt(rt2x00dev, RT5592)) 5613 vgc = 0x24 + (2 * rt2x00dev->lna_gain); 5614 else { 5615 if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) 5616 vgc = 0x32 + (rt2x00dev->lna_gain * 5) / 3; 5617 else 5618 vgc = 0x3a + (rt2x00dev->lna_gain * 5) / 3; 5619 } 5620 } 5621 5622 return vgc; 5623 } 5624 5625 static inline void rt2800_set_vgc(struct rt2x00_dev *rt2x00dev, 5626 struct link_qual *qual, u8 vgc_level) 5627 { 5628 if (qual->vgc_level != vgc_level) { 5629 if (rt2x00_rt(rt2x00dev, RT3572) || 5630 rt2x00_rt(rt2x00dev, RT3593) || 5631 rt2x00_rt(rt2x00dev, RT3883)) { 5632 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, 5633 vgc_level); 5634 } else if (rt2x00_rt(rt2x00dev, RT5592)) { 5635 rt2800_bbp_write(rt2x00dev, 83, qual->rssi > -65 ? 0x4a : 0x7a); 5636 rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, vgc_level); 5637 } else { 5638 rt2800_bbp_write(rt2x00dev, 66, vgc_level); 5639 } 5640 5641 qual->vgc_level = vgc_level; 5642 qual->vgc_level_reg = vgc_level; 5643 } 5644 } 5645 5646 void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual) 5647 { 5648 rt2800_set_vgc(rt2x00dev, qual, rt2800_get_default_vgc(rt2x00dev)); 5649 } 5650 EXPORT_SYMBOL_GPL(rt2800_reset_tuner); 5651 5652 void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual, 5653 const u32 count) 5654 { 5655 u8 vgc; 5656 5657 if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) 5658 return; 5659 5660 /* When RSSI is better than a certain threshold, increase VGC 5661 * with a chip specific value in order to improve the balance 5662 * between sensibility and noise isolation. 5663 */ 5664 5665 vgc = rt2800_get_default_vgc(rt2x00dev); 5666 5667 switch (rt2x00dev->chip.rt) { 5668 case RT3572: 5669 case RT3593: 5670 if (qual->rssi > -65) { 5671 if (rt2x00dev->curr_band == NL80211_BAND_2GHZ) 5672 vgc += 0x20; 5673 else 5674 vgc += 0x10; 5675 } 5676 break; 5677 5678 case RT3883: 5679 if (qual->rssi > -65) 5680 vgc += 0x10; 5681 break; 5682 5683 case RT5592: 5684 if (qual->rssi > -65) 5685 vgc += 0x20; 5686 break; 5687 5688 default: 5689 if (qual->rssi > -80) 5690 vgc += 0x10; 5691 break; 5692 } 5693 5694 rt2800_set_vgc(rt2x00dev, qual, vgc); 5695 } 5696 EXPORT_SYMBOL_GPL(rt2800_link_tuner); 5697 5698 /* 5699 * Initialization functions. 5700 */ 5701 static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) 5702 { 5703 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 5704 u32 reg; 5705 u16 eeprom; 5706 unsigned int i; 5707 int ret; 5708 5709 rt2800_disable_wpdma(rt2x00dev); 5710 5711 ret = rt2800_drv_init_registers(rt2x00dev); 5712 if (ret) 5713 return ret; 5714 5715 rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, 0x0000013f); 5716 rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003); 5717 5718 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000); 5719 5720 reg = rt2800_register_read(rt2x00dev, BCN_TIME_CFG); 5721 rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL, 1600); 5722 rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); 5723 rt2x00_set_field32(®, BCN_TIME_CFG_TSF_SYNC, 0); 5724 rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); 5725 rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); 5726 rt2x00_set_field32(®, BCN_TIME_CFG_TX_TIME_COMPENSATE, 0); 5727 rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); 5728 5729 rt2800_config_filter(rt2x00dev, FIF_ALLMULTI); 5730 5731 reg = rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG); 5732 rt2x00_set_field32(®, BKOFF_SLOT_CFG_SLOT_TIME, 9); 5733 rt2x00_set_field32(®, BKOFF_SLOT_CFG_CC_DELAY_TIME, 2); 5734 rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg); 5735 5736 if (rt2x00_rt(rt2x00dev, RT3290)) { 5737 reg = rt2800_register_read(rt2x00dev, WLAN_FUN_CTRL); 5738 if (rt2x00_get_field32(reg, WLAN_EN) == 1) { 5739 rt2x00_set_field32(®, PCIE_APP0_CLK_REQ, 1); 5740 rt2800_register_write(rt2x00dev, WLAN_FUN_CTRL, reg); 5741 } 5742 5743 reg = rt2800_register_read(rt2x00dev, CMB_CTRL); 5744 if (!(rt2x00_get_field32(reg, LDO0_EN) == 1)) { 5745 rt2x00_set_field32(®, LDO0_EN, 1); 5746 rt2x00_set_field32(®, LDO_BGSEL, 3); 5747 rt2800_register_write(rt2x00dev, CMB_CTRL, reg); 5748 } 5749 5750 reg = rt2800_register_read(rt2x00dev, OSC_CTRL); 5751 rt2x00_set_field32(®, OSC_ROSC_EN, 1); 5752 rt2x00_set_field32(®, OSC_CAL_REQ, 1); 5753 rt2x00_set_field32(®, OSC_REF_CYCLE, 0x27); 5754 rt2800_register_write(rt2x00dev, OSC_CTRL, reg); 5755 5756 reg = rt2800_register_read(rt2x00dev, COEX_CFG0); 5757 rt2x00_set_field32(®, COEX_CFG_ANT, 0x5e); 5758 rt2800_register_write(rt2x00dev, COEX_CFG0, reg); 5759 5760 reg = rt2800_register_read(rt2x00dev, COEX_CFG2); 5761 rt2x00_set_field32(®, BT_COEX_CFG1, 0x00); 5762 rt2x00_set_field32(®, BT_COEX_CFG0, 0x17); 5763 rt2x00_set_field32(®, WL_COEX_CFG1, 0x93); 5764 rt2x00_set_field32(®, WL_COEX_CFG0, 0x7f); 5765 rt2800_register_write(rt2x00dev, COEX_CFG2, reg); 5766 5767 reg = rt2800_register_read(rt2x00dev, PLL_CTRL); 5768 rt2x00_set_field32(®, PLL_CONTROL, 1); 5769 rt2800_register_write(rt2x00dev, PLL_CTRL, reg); 5770 } 5771 5772 if (rt2x00_rt(rt2x00dev, RT3071) || 5773 rt2x00_rt(rt2x00dev, RT3090) || 5774 rt2x00_rt(rt2x00dev, RT3290) || 5775 rt2x00_rt(rt2x00dev, RT3390)) { 5776 5777 if (rt2x00_rt(rt2x00dev, RT3290)) 5778 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 5779 0x00000404); 5780 else 5781 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 5782 0x00000400); 5783 5784 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); 5785 if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || 5786 rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || 5787 rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { 5788 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 5789 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST)) 5790 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 5791 0x0000002c); 5792 else 5793 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 5794 0x0000000f); 5795 } else { 5796 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); 5797 } 5798 } else if (rt2x00_rt(rt2x00dev, RT3070)) { 5799 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); 5800 5801 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) { 5802 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); 5803 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000002c); 5804 } else { 5805 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); 5806 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); 5807 } 5808 } else if (rt2800_is_305x_soc(rt2x00dev)) { 5809 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); 5810 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); 5811 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000030); 5812 } else if (rt2x00_rt(rt2x00dev, RT3352)) { 5813 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000402); 5814 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); 5815 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); 5816 } else if (rt2x00_rt(rt2x00dev, RT3572)) { 5817 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); 5818 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); 5819 } else if (rt2x00_rt(rt2x00dev, RT3593)) { 5820 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000402); 5821 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); 5822 if (rt2x00_rt_rev_lt(rt2x00dev, RT3593, REV_RT3593E)) { 5823 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 5824 if (rt2x00_get_field16(eeprom, 5825 EEPROM_NIC_CONF1_DAC_TEST)) 5826 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 5827 0x0000001f); 5828 else 5829 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 5830 0x0000000f); 5831 } else { 5832 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 5833 0x00000000); 5834 } 5835 } else if (rt2x00_rt(rt2x00dev, RT3883)) { 5836 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000402); 5837 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); 5838 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00040000); 5839 rt2800_register_write(rt2x00dev, TX_TXBF_CFG_0, 0x8000fc21); 5840 rt2800_register_write(rt2x00dev, TX_TXBF_CFG_3, 0x00009c40); 5841 } else if (rt2x00_rt(rt2x00dev, RT5390) || 5842 rt2x00_rt(rt2x00dev, RT5392)) { 5843 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); 5844 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); 5845 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); 5846 } else if (rt2x00_rt(rt2x00dev, RT5592)) { 5847 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); 5848 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); 5849 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); 5850 } else if (rt2x00_rt(rt2x00dev, RT5350)) { 5851 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); 5852 } else if (rt2x00_rt(rt2x00dev, RT6352)) { 5853 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000401); 5854 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0000); 5855 rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); 5856 rt2800_register_write(rt2x00dev, TX_ALC_VGA3, 0x00000000); 5857 rt2800_register_write(rt2x00dev, TX0_BB_GAIN_ATTEN, 0x0); 5858 rt2800_register_write(rt2x00dev, TX1_BB_GAIN_ATTEN, 0x0); 5859 rt2800_register_write(rt2x00dev, TX0_RF_GAIN_ATTEN, 0x6C6C666C); 5860 rt2800_register_write(rt2x00dev, TX1_RF_GAIN_ATTEN, 0x6C6C666C); 5861 rt2800_register_write(rt2x00dev, TX0_RF_GAIN_CORRECT, 5862 0x3630363A); 5863 rt2800_register_write(rt2x00dev, TX1_RF_GAIN_CORRECT, 5864 0x3630363A); 5865 reg = rt2800_register_read(rt2x00dev, TX_ALC_CFG_1); 5866 rt2x00_set_field32(®, TX_ALC_CFG_1_ROS_BUSY_EN, 0); 5867 rt2800_register_write(rt2x00dev, TX_ALC_CFG_1, reg); 5868 } else { 5869 rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000); 5870 rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); 5871 } 5872 5873 reg = rt2800_register_read(rt2x00dev, TX_LINK_CFG); 5874 rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFB_LIFETIME, 32); 5875 rt2x00_set_field32(®, TX_LINK_CFG_MFB_ENABLE, 0); 5876 rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_UMFS_ENABLE, 0); 5877 rt2x00_set_field32(®, TX_LINK_CFG_TX_MRQ_EN, 0); 5878 rt2x00_set_field32(®, TX_LINK_CFG_TX_RDG_EN, 0); 5879 rt2x00_set_field32(®, TX_LINK_CFG_TX_CF_ACK_EN, 1); 5880 rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFB, 0); 5881 rt2x00_set_field32(®, TX_LINK_CFG_REMOTE_MFS, 0); 5882 rt2800_register_write(rt2x00dev, TX_LINK_CFG, reg); 5883 5884 reg = rt2800_register_read(rt2x00dev, TX_TIMEOUT_CFG); 5885 rt2x00_set_field32(®, TX_TIMEOUT_CFG_MPDU_LIFETIME, 9); 5886 rt2x00_set_field32(®, TX_TIMEOUT_CFG_RX_ACK_TIMEOUT, 32); 5887 rt2x00_set_field32(®, TX_TIMEOUT_CFG_TX_OP_TIMEOUT, 10); 5888 rt2800_register_write(rt2x00dev, TX_TIMEOUT_CFG, reg); 5889 5890 reg = rt2800_register_read(rt2x00dev, MAX_LEN_CFG); 5891 rt2x00_set_field32(®, MAX_LEN_CFG_MAX_MPDU, AGGREGATION_SIZE); 5892 if (rt2x00_is_usb(rt2x00dev)) { 5893 drv_data->max_psdu = 3; 5894 } else if (rt2x00_rt_rev_gte(rt2x00dev, RT2872, REV_RT2872E) || 5895 rt2x00_rt(rt2x00dev, RT2883) || 5896 rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070E)) { 5897 drv_data->max_psdu = 2; 5898 } else { 5899 drv_data->max_psdu = 1; 5900 } 5901 rt2x00_set_field32(®, MAX_LEN_CFG_MAX_PSDU, drv_data->max_psdu); 5902 rt2x00_set_field32(®, MAX_LEN_CFG_MIN_PSDU, 10); 5903 rt2x00_set_field32(®, MAX_LEN_CFG_MIN_MPDU, 10); 5904 rt2800_register_write(rt2x00dev, MAX_LEN_CFG, reg); 5905 5906 reg = rt2800_register_read(rt2x00dev, LED_CFG); 5907 rt2x00_set_field32(®, LED_CFG_ON_PERIOD, 70); 5908 rt2x00_set_field32(®, LED_CFG_OFF_PERIOD, 30); 5909 rt2x00_set_field32(®, LED_CFG_SLOW_BLINK_PERIOD, 3); 5910 rt2x00_set_field32(®, LED_CFG_R_LED_MODE, 3); 5911 rt2x00_set_field32(®, LED_CFG_G_LED_MODE, 3); 5912 rt2x00_set_field32(®, LED_CFG_Y_LED_MODE, 3); 5913 rt2x00_set_field32(®, LED_CFG_LED_POLAR, 1); 5914 rt2800_register_write(rt2x00dev, LED_CFG, reg); 5915 5916 rt2800_register_write(rt2x00dev, PBF_MAX_PCNT, 0x1f3fbf9f); 5917 5918 reg = rt2800_register_read(rt2x00dev, TX_RTY_CFG); 5919 rt2x00_set_field32(®, TX_RTY_CFG_SHORT_RTY_LIMIT, 2); 5920 rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_LIMIT, 2); 5921 rt2x00_set_field32(®, TX_RTY_CFG_LONG_RTY_THRE, 2000); 5922 rt2x00_set_field32(®, TX_RTY_CFG_NON_AGG_RTY_MODE, 0); 5923 rt2x00_set_field32(®, TX_RTY_CFG_AGG_RTY_MODE, 0); 5924 rt2x00_set_field32(®, TX_RTY_CFG_TX_AUTO_FB_ENABLE, 1); 5925 rt2800_register_write(rt2x00dev, TX_RTY_CFG, reg); 5926 5927 reg = rt2800_register_read(rt2x00dev, AUTO_RSP_CFG); 5928 rt2x00_set_field32(®, AUTO_RSP_CFG_AUTORESPONDER, 1); 5929 rt2x00_set_field32(®, AUTO_RSP_CFG_BAC_ACK_POLICY, 1); 5930 rt2x00_set_field32(®, AUTO_RSP_CFG_CTS_40_MMODE, 1); 5931 rt2x00_set_field32(®, AUTO_RSP_CFG_CTS_40_MREF, 0); 5932 rt2x00_set_field32(®, AUTO_RSP_CFG_AR_PREAMBLE, 0); 5933 rt2x00_set_field32(®, AUTO_RSP_CFG_DUAL_CTS_EN, 0); 5934 rt2x00_set_field32(®, AUTO_RSP_CFG_ACK_CTS_PSM_BIT, 0); 5935 rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg); 5936 5937 reg = rt2800_register_read(rt2x00dev, CCK_PROT_CFG); 5938 rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_RATE, 3); 5939 rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_CTRL, 0); 5940 rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_NAV_SHORT, 1); 5941 rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_CCK, 1); 5942 rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_OFDM, 1); 5943 rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_MM20, 1); 5944 rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_MM40, 0); 5945 rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_GF20, 1); 5946 rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_GF40, 0); 5947 rt2x00_set_field32(®, CCK_PROT_CFG_RTS_TH_EN, 1); 5948 rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg); 5949 5950 reg = rt2800_register_read(rt2x00dev, OFDM_PROT_CFG); 5951 rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_RATE, 3); 5952 rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL, 0); 5953 rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_NAV_SHORT, 1); 5954 rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_CCK, 1); 5955 rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_OFDM, 1); 5956 rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_MM20, 1); 5957 rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_MM40, 0); 5958 rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_GF20, 1); 5959 rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_GF40, 0); 5960 rt2x00_set_field32(®, OFDM_PROT_CFG_RTS_TH_EN, 1); 5961 rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); 5962 5963 reg = rt2800_register_read(rt2x00dev, MM20_PROT_CFG); 5964 rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_RATE, 0x4004); 5965 rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_CTRL, 1); 5966 rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_NAV_SHORT, 1); 5967 rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_CCK, 0); 5968 rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_OFDM, 1); 5969 rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_MM20, 1); 5970 rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_MM40, 0); 5971 rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_GF20, 1); 5972 rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_GF40, 0); 5973 rt2x00_set_field32(®, MM20_PROT_CFG_RTS_TH_EN, 0); 5974 rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg); 5975 5976 reg = rt2800_register_read(rt2x00dev, MM40_PROT_CFG); 5977 rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_RATE, 0x4084); 5978 rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_CTRL, 1); 5979 rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_NAV_SHORT, 1); 5980 rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_CCK, 0); 5981 rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_OFDM, 1); 5982 rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_MM20, 1); 5983 rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_MM40, 1); 5984 rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_GF20, 1); 5985 rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_GF40, 1); 5986 rt2x00_set_field32(®, MM40_PROT_CFG_RTS_TH_EN, 0); 5987 rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg); 5988 5989 reg = rt2800_register_read(rt2x00dev, GF20_PROT_CFG); 5990 rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_RATE, 0x4004); 5991 rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_CTRL, 1); 5992 rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_NAV_SHORT, 1); 5993 rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_CCK, 0); 5994 rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_OFDM, 1); 5995 rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_MM20, 1); 5996 rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_MM40, 0); 5997 rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_GF20, 1); 5998 rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_GF40, 0); 5999 rt2x00_set_field32(®, GF20_PROT_CFG_RTS_TH_EN, 0); 6000 rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg); 6001 6002 reg = rt2800_register_read(rt2x00dev, GF40_PROT_CFG); 6003 rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_RATE, 0x4084); 6004 rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_CTRL, 1); 6005 rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_NAV_SHORT, 1); 6006 rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_CCK, 0); 6007 rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_OFDM, 1); 6008 rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_MM20, 1); 6009 rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_MM40, 1); 6010 rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_GF20, 1); 6011 rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_GF40, 1); 6012 rt2x00_set_field32(®, GF40_PROT_CFG_RTS_TH_EN, 0); 6013 rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg); 6014 6015 if (rt2x00_is_usb(rt2x00dev)) { 6016 rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); 6017 6018 reg = rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG); 6019 rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); 6020 rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_DMA_BUSY, 0); 6021 rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); 6022 rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_DMA_BUSY, 0); 6023 rt2x00_set_field32(®, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 3); 6024 rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 0); 6025 rt2x00_set_field32(®, WPDMA_GLO_CFG_BIG_ENDIAN, 0); 6026 rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_HDR_SCATTER, 0); 6027 rt2x00_set_field32(®, WPDMA_GLO_CFG_HDR_SEG_LEN, 0); 6028 rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); 6029 } 6030 6031 /* 6032 * The legacy driver also sets TXOP_CTRL_CFG_RESERVED_TRUN_EN to 1 6033 * although it is reserved. 6034 */ 6035 reg = rt2800_register_read(rt2x00dev, TXOP_CTRL_CFG); 6036 rt2x00_set_field32(®, TXOP_CTRL_CFG_TIMEOUT_TRUN_EN, 1); 6037 rt2x00_set_field32(®, TXOP_CTRL_CFG_AC_TRUN_EN, 1); 6038 rt2x00_set_field32(®, TXOP_CTRL_CFG_TXRATEGRP_TRUN_EN, 1); 6039 rt2x00_set_field32(®, TXOP_CTRL_CFG_USER_MODE_TRUN_EN, 1); 6040 rt2x00_set_field32(®, TXOP_CTRL_CFG_MIMO_PS_TRUN_EN, 1); 6041 rt2x00_set_field32(®, TXOP_CTRL_CFG_RESERVED_TRUN_EN, 1); 6042 rt2x00_set_field32(®, TXOP_CTRL_CFG_LSIG_TXOP_EN, 0); 6043 rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CCA_EN, 0); 6044 rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CCA_DLY, 88); 6045 rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CWMIN, 0); 6046 rt2800_register_write(rt2x00dev, TXOP_CTRL_CFG, reg); 6047 6048 reg = rt2x00_rt(rt2x00dev, RT5592) ? 0x00000082 : 0x00000002; 6049 rt2800_register_write(rt2x00dev, TXOP_HLDR_ET, reg); 6050 6051 if (rt2x00_rt(rt2x00dev, RT3883)) { 6052 rt2800_register_write(rt2x00dev, TX_FBK_CFG_3S_0, 0x12111008); 6053 rt2800_register_write(rt2x00dev, TX_FBK_CFG_3S_1, 0x16151413); 6054 } 6055 6056 reg = rt2800_register_read(rt2x00dev, TX_RTS_CFG); 6057 rt2x00_set_field32(®, TX_RTS_CFG_AUTO_RTS_RETRY_LIMIT, 7); 6058 rt2x00_set_field32(®, TX_RTS_CFG_RTS_THRES, 6059 IEEE80211_MAX_RTS_THRESHOLD); 6060 rt2x00_set_field32(®, TX_RTS_CFG_RTS_FBK_EN, 1); 6061 rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg); 6062 6063 rt2800_register_write(rt2x00dev, EXP_ACK_TIME, 0x002400ca); 6064 6065 /* 6066 * Usually the CCK SIFS time should be set to 10 and the OFDM SIFS 6067 * time should be set to 16. However, the original Ralink driver uses 6068 * 16 for both and indeed using a value of 10 for CCK SIFS results in 6069 * connection problems with 11g + CTS protection. Hence, use the same 6070 * defaults as the Ralink driver: 16 for both, CCK and OFDM SIFS. 6071 */ 6072 reg = rt2800_register_read(rt2x00dev, XIFS_TIME_CFG); 6073 rt2x00_set_field32(®, XIFS_TIME_CFG_CCKM_SIFS_TIME, 16); 6074 rt2x00_set_field32(®, XIFS_TIME_CFG_OFDM_SIFS_TIME, 16); 6075 rt2x00_set_field32(®, XIFS_TIME_CFG_OFDM_XIFS_TIME, 4); 6076 rt2x00_set_field32(®, XIFS_TIME_CFG_EIFS, 314); 6077 rt2x00_set_field32(®, XIFS_TIME_CFG_BB_RXEND_ENABLE, 1); 6078 rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg); 6079 6080 rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003); 6081 6082 /* 6083 * ASIC will keep garbage value after boot, clear encryption keys. 6084 */ 6085 for (i = 0; i < 4; i++) 6086 rt2800_register_write(rt2x00dev, SHARED_KEY_MODE_ENTRY(i), 0); 6087 6088 for (i = 0; i < 256; i++) { 6089 rt2800_config_wcid(rt2x00dev, NULL, i); 6090 rt2800_delete_wcid_attr(rt2x00dev, i); 6091 } 6092 6093 /* 6094 * Clear encryption initialization vectors on start, but keep them 6095 * for watchdog reset. Otherwise we will have wrong IVs and not be 6096 * able to keep connections after reset. 6097 */ 6098 if (!test_bit(DEVICE_STATE_RESET, &rt2x00dev->flags)) 6099 for (i = 0; i < 256; i++) 6100 rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0); 6101 6102 /* 6103 * Clear all beacons 6104 */ 6105 for (i = 0; i < 8; i++) 6106 rt2800_clear_beacon_register(rt2x00dev, i); 6107 6108 if (rt2x00_is_usb(rt2x00dev)) { 6109 reg = rt2800_register_read(rt2x00dev, US_CYC_CNT); 6110 rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 30); 6111 rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); 6112 } else if (rt2x00_is_pcie(rt2x00dev)) { 6113 reg = rt2800_register_read(rt2x00dev, US_CYC_CNT); 6114 rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 125); 6115 rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); 6116 } 6117 6118 reg = rt2800_register_read(rt2x00dev, HT_FBK_CFG0); 6119 rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS0FBK, 0); 6120 rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS1FBK, 0); 6121 rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS2FBK, 1); 6122 rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS3FBK, 2); 6123 rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS4FBK, 3); 6124 rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS5FBK, 4); 6125 rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS6FBK, 5); 6126 rt2x00_set_field32(®, HT_FBK_CFG0_HTMCS7FBK, 6); 6127 rt2800_register_write(rt2x00dev, HT_FBK_CFG0, reg); 6128 6129 reg = rt2800_register_read(rt2x00dev, HT_FBK_CFG1); 6130 rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS8FBK, 8); 6131 rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS9FBK, 8); 6132 rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS10FBK, 9); 6133 rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS11FBK, 10); 6134 rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS12FBK, 11); 6135 rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS13FBK, 12); 6136 rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS14FBK, 13); 6137 rt2x00_set_field32(®, HT_FBK_CFG1_HTMCS15FBK, 14); 6138 rt2800_register_write(rt2x00dev, HT_FBK_CFG1, reg); 6139 6140 reg = rt2800_register_read(rt2x00dev, LG_FBK_CFG0); 6141 rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS0FBK, 8); 6142 rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS1FBK, 8); 6143 rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS2FBK, 9); 6144 rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS3FBK, 10); 6145 rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS4FBK, 11); 6146 rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS5FBK, 12); 6147 rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS6FBK, 13); 6148 rt2x00_set_field32(®, LG_FBK_CFG0_OFDMMCS7FBK, 14); 6149 rt2800_register_write(rt2x00dev, LG_FBK_CFG0, reg); 6150 6151 reg = rt2800_register_read(rt2x00dev, LG_FBK_CFG1); 6152 rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS0FBK, 0); 6153 rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS1FBK, 0); 6154 rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS2FBK, 1); 6155 rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS3FBK, 2); 6156 rt2800_register_write(rt2x00dev, LG_FBK_CFG1, reg); 6157 6158 /* 6159 * Do not force the BA window size, we use the TXWI to set it 6160 */ 6161 reg = rt2800_register_read(rt2x00dev, AMPDU_BA_WINSIZE); 6162 rt2x00_set_field32(®, AMPDU_BA_WINSIZE_FORCE_WINSIZE_ENABLE, 0); 6163 rt2x00_set_field32(®, AMPDU_BA_WINSIZE_FORCE_WINSIZE, 0); 6164 rt2800_register_write(rt2x00dev, AMPDU_BA_WINSIZE, reg); 6165 6166 /* 6167 * We must clear the error counters. 6168 * These registers are cleared on read, 6169 * so we may pass a useless variable to store the value. 6170 */ 6171 reg = rt2800_register_read(rt2x00dev, RX_STA_CNT0); 6172 reg = rt2800_register_read(rt2x00dev, RX_STA_CNT1); 6173 reg = rt2800_register_read(rt2x00dev, RX_STA_CNT2); 6174 reg = rt2800_register_read(rt2x00dev, TX_STA_CNT0); 6175 reg = rt2800_register_read(rt2x00dev, TX_STA_CNT1); 6176 reg = rt2800_register_read(rt2x00dev, TX_STA_CNT2); 6177 6178 /* 6179 * Setup leadtime for pre tbtt interrupt to 6ms 6180 */ 6181 reg = rt2800_register_read(rt2x00dev, INT_TIMER_CFG); 6182 rt2x00_set_field32(®, INT_TIMER_CFG_PRE_TBTT_TIMER, 6 << 4); 6183 rt2800_register_write(rt2x00dev, INT_TIMER_CFG, reg); 6184 6185 /* 6186 * Set up channel statistics timer 6187 */ 6188 reg = rt2800_register_read(rt2x00dev, CH_TIME_CFG); 6189 rt2x00_set_field32(®, CH_TIME_CFG_EIFS_BUSY, 1); 6190 rt2x00_set_field32(®, CH_TIME_CFG_NAV_BUSY, 1); 6191 rt2x00_set_field32(®, CH_TIME_CFG_RX_BUSY, 1); 6192 rt2x00_set_field32(®, CH_TIME_CFG_TX_BUSY, 1); 6193 rt2x00_set_field32(®, CH_TIME_CFG_TMR_EN, 1); 6194 rt2800_register_write(rt2x00dev, CH_TIME_CFG, reg); 6195 6196 return 0; 6197 } 6198 6199 static int rt2800_wait_bbp_rf_ready(struct rt2x00_dev *rt2x00dev) 6200 { 6201 unsigned int i; 6202 u32 reg; 6203 6204 for (i = 0; i < REGISTER_BUSY_COUNT; i++) { 6205 reg = rt2800_register_read(rt2x00dev, MAC_STATUS_CFG); 6206 if (!rt2x00_get_field32(reg, MAC_STATUS_CFG_BBP_RF_BUSY)) 6207 return 0; 6208 6209 udelay(REGISTER_BUSY_DELAY); 6210 } 6211 6212 rt2x00_err(rt2x00dev, "BBP/RF register access failed, aborting\n"); 6213 return -EACCES; 6214 } 6215 6216 static int rt2800_wait_bbp_ready(struct rt2x00_dev *rt2x00dev) 6217 { 6218 unsigned int i; 6219 u8 value; 6220 6221 /* 6222 * BBP was enabled after firmware was loaded, 6223 * but we need to reactivate it now. 6224 */ 6225 rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0); 6226 rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0); 6227 msleep(1); 6228 6229 for (i = 0; i < REGISTER_BUSY_COUNT; i++) { 6230 value = rt2800_bbp_read(rt2x00dev, 0); 6231 if ((value != 0xff) && (value != 0x00)) 6232 return 0; 6233 udelay(REGISTER_BUSY_DELAY); 6234 } 6235 6236 rt2x00_err(rt2x00dev, "BBP register access failed, aborting\n"); 6237 return -EACCES; 6238 } 6239 6240 static void rt2800_bbp4_mac_if_ctrl(struct rt2x00_dev *rt2x00dev) 6241 { 6242 u8 value; 6243 6244 value = rt2800_bbp_read(rt2x00dev, 4); 6245 rt2x00_set_field8(&value, BBP4_MAC_IF_CTRL, 1); 6246 rt2800_bbp_write(rt2x00dev, 4, value); 6247 } 6248 6249 static void rt2800_init_freq_calibration(struct rt2x00_dev *rt2x00dev) 6250 { 6251 rt2800_bbp_write(rt2x00dev, 142, 1); 6252 rt2800_bbp_write(rt2x00dev, 143, 57); 6253 } 6254 6255 static void rt2800_init_bbp_5592_glrt(struct rt2x00_dev *rt2x00dev) 6256 { 6257 static const u8 glrt_table[] = { 6258 0xE0, 0x1F, 0X38, 0x32, 0x08, 0x28, 0x19, 0x0A, 0xFF, 0x00, /* 128 ~ 137 */ 6259 0x16, 0x10, 0x10, 0x0B, 0x36, 0x2C, 0x26, 0x24, 0x42, 0x36, /* 138 ~ 147 */ 6260 0x30, 0x2D, 0x4C, 0x46, 0x3D, 0x40, 0x3E, 0x42, 0x3D, 0x40, /* 148 ~ 157 */ 6261 0X3C, 0x34, 0x2C, 0x2F, 0x3C, 0x35, 0x2E, 0x2A, 0x49, 0x41, /* 158 ~ 167 */ 6262 0x36, 0x31, 0x30, 0x30, 0x0E, 0x0D, 0x28, 0x21, 0x1C, 0x16, /* 168 ~ 177 */ 6263 0x50, 0x4A, 0x43, 0x40, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, /* 178 ~ 187 */ 6264 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 188 ~ 197 */ 6265 0x00, 0x00, 0x7D, 0x14, 0x32, 0x2C, 0x36, 0x4C, 0x43, 0x2C, /* 198 ~ 207 */ 6266 0x2E, 0x36, 0x30, 0x6E, /* 208 ~ 211 */ 6267 }; 6268 int i; 6269 6270 for (i = 0; i < ARRAY_SIZE(glrt_table); i++) { 6271 rt2800_bbp_write(rt2x00dev, 195, 128 + i); 6272 rt2800_bbp_write(rt2x00dev, 196, glrt_table[i]); 6273 } 6274 }; 6275 6276 static void rt2800_init_bbp_early(struct rt2x00_dev *rt2x00dev) 6277 { 6278 rt2800_bbp_write(rt2x00dev, 65, 0x2C); 6279 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6280 rt2800_bbp_write(rt2x00dev, 68, 0x0B); 6281 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6282 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6283 rt2800_bbp_write(rt2x00dev, 73, 0x10); 6284 rt2800_bbp_write(rt2x00dev, 81, 0x37); 6285 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6286 rt2800_bbp_write(rt2x00dev, 83, 0x6A); 6287 rt2800_bbp_write(rt2x00dev, 84, 0x99); 6288 rt2800_bbp_write(rt2x00dev, 86, 0x00); 6289 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6290 rt2800_bbp_write(rt2x00dev, 92, 0x00); 6291 rt2800_bbp_write(rt2x00dev, 103, 0x00); 6292 rt2800_bbp_write(rt2x00dev, 105, 0x05); 6293 rt2800_bbp_write(rt2x00dev, 106, 0x35); 6294 } 6295 6296 static void rt2800_disable_unused_dac_adc(struct rt2x00_dev *rt2x00dev) 6297 { 6298 u16 eeprom; 6299 u8 value; 6300 6301 value = rt2800_bbp_read(rt2x00dev, 138); 6302 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0); 6303 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1) 6304 value |= 0x20; 6305 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) 6306 value &= ~0x02; 6307 rt2800_bbp_write(rt2x00dev, 138, value); 6308 } 6309 6310 static void rt2800_init_bbp_305x_soc(struct rt2x00_dev *rt2x00dev) 6311 { 6312 rt2800_bbp_write(rt2x00dev, 31, 0x08); 6313 6314 rt2800_bbp_write(rt2x00dev, 65, 0x2c); 6315 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6316 6317 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6318 rt2800_bbp_write(rt2x00dev, 73, 0x10); 6319 6320 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6321 6322 rt2800_bbp_write(rt2x00dev, 78, 0x0e); 6323 rt2800_bbp_write(rt2x00dev, 80, 0x08); 6324 6325 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6326 6327 rt2800_bbp_write(rt2x00dev, 83, 0x6a); 6328 6329 rt2800_bbp_write(rt2x00dev, 84, 0x99); 6330 6331 rt2800_bbp_write(rt2x00dev, 86, 0x00); 6332 6333 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6334 6335 rt2800_bbp_write(rt2x00dev, 92, 0x00); 6336 6337 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6338 6339 rt2800_bbp_write(rt2x00dev, 105, 0x01); 6340 6341 rt2800_bbp_write(rt2x00dev, 106, 0x35); 6342 } 6343 6344 static void rt2800_init_bbp_28xx(struct rt2x00_dev *rt2x00dev) 6345 { 6346 rt2800_bbp_write(rt2x00dev, 65, 0x2c); 6347 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6348 6349 if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) { 6350 rt2800_bbp_write(rt2x00dev, 69, 0x16); 6351 rt2800_bbp_write(rt2x00dev, 73, 0x12); 6352 } else { 6353 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6354 rt2800_bbp_write(rt2x00dev, 73, 0x10); 6355 } 6356 6357 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6358 6359 rt2800_bbp_write(rt2x00dev, 81, 0x37); 6360 6361 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6362 6363 rt2800_bbp_write(rt2x00dev, 83, 0x6a); 6364 6365 if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860D)) 6366 rt2800_bbp_write(rt2x00dev, 84, 0x19); 6367 else 6368 rt2800_bbp_write(rt2x00dev, 84, 0x99); 6369 6370 rt2800_bbp_write(rt2x00dev, 86, 0x00); 6371 6372 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6373 6374 rt2800_bbp_write(rt2x00dev, 92, 0x00); 6375 6376 rt2800_bbp_write(rt2x00dev, 103, 0x00); 6377 6378 rt2800_bbp_write(rt2x00dev, 105, 0x05); 6379 6380 rt2800_bbp_write(rt2x00dev, 106, 0x35); 6381 } 6382 6383 static void rt2800_init_bbp_30xx(struct rt2x00_dev *rt2x00dev) 6384 { 6385 rt2800_bbp_write(rt2x00dev, 65, 0x2c); 6386 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6387 6388 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6389 rt2800_bbp_write(rt2x00dev, 73, 0x10); 6390 6391 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6392 6393 rt2800_bbp_write(rt2x00dev, 79, 0x13); 6394 rt2800_bbp_write(rt2x00dev, 80, 0x05); 6395 rt2800_bbp_write(rt2x00dev, 81, 0x33); 6396 6397 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6398 6399 rt2800_bbp_write(rt2x00dev, 83, 0x6a); 6400 6401 rt2800_bbp_write(rt2x00dev, 84, 0x99); 6402 6403 rt2800_bbp_write(rt2x00dev, 86, 0x00); 6404 6405 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6406 6407 rt2800_bbp_write(rt2x00dev, 92, 0x00); 6408 6409 if (rt2x00_rt_rev_gte(rt2x00dev, RT3070, REV_RT3070F) || 6410 rt2x00_rt_rev_gte(rt2x00dev, RT3071, REV_RT3071E) || 6411 rt2x00_rt_rev_gte(rt2x00dev, RT3090, REV_RT3090E)) 6412 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6413 else 6414 rt2800_bbp_write(rt2x00dev, 103, 0x00); 6415 6416 rt2800_bbp_write(rt2x00dev, 105, 0x05); 6417 6418 rt2800_bbp_write(rt2x00dev, 106, 0x35); 6419 6420 if (rt2x00_rt(rt2x00dev, RT3071) || 6421 rt2x00_rt(rt2x00dev, RT3090)) 6422 rt2800_disable_unused_dac_adc(rt2x00dev); 6423 } 6424 6425 static void rt2800_init_bbp_3290(struct rt2x00_dev *rt2x00dev) 6426 { 6427 u8 value; 6428 6429 rt2800_bbp4_mac_if_ctrl(rt2x00dev); 6430 6431 rt2800_bbp_write(rt2x00dev, 31, 0x08); 6432 6433 rt2800_bbp_write(rt2x00dev, 65, 0x2c); 6434 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6435 6436 rt2800_bbp_write(rt2x00dev, 68, 0x0b); 6437 6438 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6439 rt2800_bbp_write(rt2x00dev, 73, 0x13); 6440 rt2800_bbp_write(rt2x00dev, 75, 0x46); 6441 rt2800_bbp_write(rt2x00dev, 76, 0x28); 6442 6443 rt2800_bbp_write(rt2x00dev, 77, 0x58); 6444 6445 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6446 6447 rt2800_bbp_write(rt2x00dev, 74, 0x0b); 6448 rt2800_bbp_write(rt2x00dev, 79, 0x18); 6449 rt2800_bbp_write(rt2x00dev, 80, 0x09); 6450 rt2800_bbp_write(rt2x00dev, 81, 0x33); 6451 6452 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6453 6454 rt2800_bbp_write(rt2x00dev, 83, 0x7a); 6455 6456 rt2800_bbp_write(rt2x00dev, 84, 0x9a); 6457 6458 rt2800_bbp_write(rt2x00dev, 86, 0x38); 6459 6460 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6461 6462 rt2800_bbp_write(rt2x00dev, 92, 0x02); 6463 6464 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6465 6466 rt2800_bbp_write(rt2x00dev, 104, 0x92); 6467 6468 rt2800_bbp_write(rt2x00dev, 105, 0x1c); 6469 6470 rt2800_bbp_write(rt2x00dev, 106, 0x03); 6471 6472 rt2800_bbp_write(rt2x00dev, 128, 0x12); 6473 6474 rt2800_bbp_write(rt2x00dev, 67, 0x24); 6475 rt2800_bbp_write(rt2x00dev, 143, 0x04); 6476 rt2800_bbp_write(rt2x00dev, 142, 0x99); 6477 rt2800_bbp_write(rt2x00dev, 150, 0x30); 6478 rt2800_bbp_write(rt2x00dev, 151, 0x2e); 6479 rt2800_bbp_write(rt2x00dev, 152, 0x20); 6480 rt2800_bbp_write(rt2x00dev, 153, 0x34); 6481 rt2800_bbp_write(rt2x00dev, 154, 0x40); 6482 rt2800_bbp_write(rt2x00dev, 155, 0x3b); 6483 rt2800_bbp_write(rt2x00dev, 253, 0x04); 6484 6485 value = rt2800_bbp_read(rt2x00dev, 47); 6486 rt2x00_set_field8(&value, BBP47_TSSI_ADC6, 1); 6487 rt2800_bbp_write(rt2x00dev, 47, value); 6488 6489 /* Use 5-bit ADC for Acquisition and 8-bit ADC for data */ 6490 value = rt2800_bbp_read(rt2x00dev, 3); 6491 rt2x00_set_field8(&value, BBP3_ADC_MODE_SWITCH, 1); 6492 rt2x00_set_field8(&value, BBP3_ADC_INIT_MODE, 1); 6493 rt2800_bbp_write(rt2x00dev, 3, value); 6494 } 6495 6496 static void rt2800_init_bbp_3352(struct rt2x00_dev *rt2x00dev) 6497 { 6498 rt2800_bbp_write(rt2x00dev, 3, 0x00); 6499 rt2800_bbp_write(rt2x00dev, 4, 0x50); 6500 6501 rt2800_bbp_write(rt2x00dev, 31, 0x08); 6502 6503 rt2800_bbp_write(rt2x00dev, 47, 0x48); 6504 6505 rt2800_bbp_write(rt2x00dev, 65, 0x2c); 6506 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6507 6508 rt2800_bbp_write(rt2x00dev, 68, 0x0b); 6509 6510 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6511 rt2800_bbp_write(rt2x00dev, 73, 0x13); 6512 rt2800_bbp_write(rt2x00dev, 75, 0x46); 6513 rt2800_bbp_write(rt2x00dev, 76, 0x28); 6514 6515 rt2800_bbp_write(rt2x00dev, 77, 0x59); 6516 6517 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6518 6519 rt2800_bbp_write(rt2x00dev, 78, 0x0e); 6520 rt2800_bbp_write(rt2x00dev, 80, 0x08); 6521 rt2800_bbp_write(rt2x00dev, 81, 0x37); 6522 6523 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6524 6525 if (rt2x00_rt(rt2x00dev, RT5350)) { 6526 rt2800_bbp_write(rt2x00dev, 83, 0x7a); 6527 rt2800_bbp_write(rt2x00dev, 84, 0x9a); 6528 } else { 6529 rt2800_bbp_write(rt2x00dev, 83, 0x6a); 6530 rt2800_bbp_write(rt2x00dev, 84, 0x99); 6531 } 6532 6533 rt2800_bbp_write(rt2x00dev, 86, 0x38); 6534 6535 rt2800_bbp_write(rt2x00dev, 88, 0x90); 6536 6537 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6538 6539 rt2800_bbp_write(rt2x00dev, 92, 0x02); 6540 6541 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6542 6543 rt2800_bbp_write(rt2x00dev, 104, 0x92); 6544 6545 if (rt2x00_rt(rt2x00dev, RT5350)) { 6546 rt2800_bbp_write(rt2x00dev, 105, 0x3c); 6547 rt2800_bbp_write(rt2x00dev, 106, 0x03); 6548 } else { 6549 rt2800_bbp_write(rt2x00dev, 105, 0x34); 6550 rt2800_bbp_write(rt2x00dev, 106, 0x05); 6551 } 6552 6553 rt2800_bbp_write(rt2x00dev, 120, 0x50); 6554 6555 rt2800_bbp_write(rt2x00dev, 137, 0x0f); 6556 6557 rt2800_bbp_write(rt2x00dev, 163, 0xbd); 6558 /* Set ITxBF timeout to 0x9c40=1000msec */ 6559 rt2800_bbp_write(rt2x00dev, 179, 0x02); 6560 rt2800_bbp_write(rt2x00dev, 180, 0x00); 6561 rt2800_bbp_write(rt2x00dev, 182, 0x40); 6562 rt2800_bbp_write(rt2x00dev, 180, 0x01); 6563 rt2800_bbp_write(rt2x00dev, 182, 0x9c); 6564 rt2800_bbp_write(rt2x00dev, 179, 0x00); 6565 /* Reprogram the inband interface to put right values in RXWI */ 6566 rt2800_bbp_write(rt2x00dev, 142, 0x04); 6567 rt2800_bbp_write(rt2x00dev, 143, 0x3b); 6568 rt2800_bbp_write(rt2x00dev, 142, 0x06); 6569 rt2800_bbp_write(rt2x00dev, 143, 0xa0); 6570 rt2800_bbp_write(rt2x00dev, 142, 0x07); 6571 rt2800_bbp_write(rt2x00dev, 143, 0xa1); 6572 rt2800_bbp_write(rt2x00dev, 142, 0x08); 6573 rt2800_bbp_write(rt2x00dev, 143, 0xa2); 6574 6575 rt2800_bbp_write(rt2x00dev, 148, 0xc8); 6576 6577 if (rt2x00_rt(rt2x00dev, RT5350)) { 6578 /* Antenna Software OFDM */ 6579 rt2800_bbp_write(rt2x00dev, 150, 0x40); 6580 /* Antenna Software CCK */ 6581 rt2800_bbp_write(rt2x00dev, 151, 0x30); 6582 rt2800_bbp_write(rt2x00dev, 152, 0xa3); 6583 /* Clear previously selected antenna */ 6584 rt2800_bbp_write(rt2x00dev, 154, 0); 6585 } 6586 } 6587 6588 static void rt2800_init_bbp_3390(struct rt2x00_dev *rt2x00dev) 6589 { 6590 rt2800_bbp_write(rt2x00dev, 65, 0x2c); 6591 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6592 6593 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6594 rt2800_bbp_write(rt2x00dev, 73, 0x10); 6595 6596 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6597 6598 rt2800_bbp_write(rt2x00dev, 79, 0x13); 6599 rt2800_bbp_write(rt2x00dev, 80, 0x05); 6600 rt2800_bbp_write(rt2x00dev, 81, 0x33); 6601 6602 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6603 6604 rt2800_bbp_write(rt2x00dev, 83, 0x6a); 6605 6606 rt2800_bbp_write(rt2x00dev, 84, 0x99); 6607 6608 rt2800_bbp_write(rt2x00dev, 86, 0x00); 6609 6610 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6611 6612 rt2800_bbp_write(rt2x00dev, 92, 0x00); 6613 6614 if (rt2x00_rt_rev_gte(rt2x00dev, RT3390, REV_RT3390E)) 6615 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6616 else 6617 rt2800_bbp_write(rt2x00dev, 103, 0x00); 6618 6619 rt2800_bbp_write(rt2x00dev, 105, 0x05); 6620 6621 rt2800_bbp_write(rt2x00dev, 106, 0x35); 6622 6623 rt2800_disable_unused_dac_adc(rt2x00dev); 6624 } 6625 6626 static void rt2800_init_bbp_3572(struct rt2x00_dev *rt2x00dev) 6627 { 6628 rt2800_bbp_write(rt2x00dev, 31, 0x08); 6629 6630 rt2800_bbp_write(rt2x00dev, 65, 0x2c); 6631 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6632 6633 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6634 rt2800_bbp_write(rt2x00dev, 73, 0x10); 6635 6636 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6637 6638 rt2800_bbp_write(rt2x00dev, 79, 0x13); 6639 rt2800_bbp_write(rt2x00dev, 80, 0x05); 6640 rt2800_bbp_write(rt2x00dev, 81, 0x33); 6641 6642 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6643 6644 rt2800_bbp_write(rt2x00dev, 83, 0x6a); 6645 6646 rt2800_bbp_write(rt2x00dev, 84, 0x99); 6647 6648 rt2800_bbp_write(rt2x00dev, 86, 0x00); 6649 6650 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6651 6652 rt2800_bbp_write(rt2x00dev, 92, 0x00); 6653 6654 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6655 6656 rt2800_bbp_write(rt2x00dev, 105, 0x05); 6657 6658 rt2800_bbp_write(rt2x00dev, 106, 0x35); 6659 6660 rt2800_disable_unused_dac_adc(rt2x00dev); 6661 } 6662 6663 static void rt2800_init_bbp_3593(struct rt2x00_dev *rt2x00dev) 6664 { 6665 rt2800_init_bbp_early(rt2x00dev); 6666 6667 rt2800_bbp_write(rt2x00dev, 79, 0x13); 6668 rt2800_bbp_write(rt2x00dev, 80, 0x05); 6669 rt2800_bbp_write(rt2x00dev, 81, 0x33); 6670 rt2800_bbp_write(rt2x00dev, 137, 0x0f); 6671 6672 rt2800_bbp_write(rt2x00dev, 84, 0x19); 6673 6674 /* Enable DC filter */ 6675 if (rt2x00_rt_rev_gte(rt2x00dev, RT3593, REV_RT3593E)) 6676 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6677 } 6678 6679 static void rt2800_init_bbp_3883(struct rt2x00_dev *rt2x00dev) 6680 { 6681 rt2800_init_bbp_early(rt2x00dev); 6682 6683 rt2800_bbp_write(rt2x00dev, 4, 0x50); 6684 rt2800_bbp_write(rt2x00dev, 47, 0x48); 6685 6686 rt2800_bbp_write(rt2x00dev, 86, 0x46); 6687 rt2800_bbp_write(rt2x00dev, 88, 0x90); 6688 6689 rt2800_bbp_write(rt2x00dev, 92, 0x02); 6690 6691 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6692 rt2800_bbp_write(rt2x00dev, 104, 0x92); 6693 rt2800_bbp_write(rt2x00dev, 105, 0x34); 6694 rt2800_bbp_write(rt2x00dev, 106, 0x12); 6695 rt2800_bbp_write(rt2x00dev, 120, 0x50); 6696 rt2800_bbp_write(rt2x00dev, 137, 0x0f); 6697 rt2800_bbp_write(rt2x00dev, 163, 0x9d); 6698 6699 /* Set ITxBF timeout to 0x9C40=1000msec */ 6700 rt2800_bbp_write(rt2x00dev, 179, 0x02); 6701 rt2800_bbp_write(rt2x00dev, 180, 0x00); 6702 rt2800_bbp_write(rt2x00dev, 182, 0x40); 6703 rt2800_bbp_write(rt2x00dev, 180, 0x01); 6704 rt2800_bbp_write(rt2x00dev, 182, 0x9c); 6705 6706 rt2800_bbp_write(rt2x00dev, 179, 0x00); 6707 6708 /* Reprogram the inband interface to put right values in RXWI */ 6709 rt2800_bbp_write(rt2x00dev, 142, 0x04); 6710 rt2800_bbp_write(rt2x00dev, 143, 0x3b); 6711 rt2800_bbp_write(rt2x00dev, 142, 0x06); 6712 rt2800_bbp_write(rt2x00dev, 143, 0xa0); 6713 rt2800_bbp_write(rt2x00dev, 142, 0x07); 6714 rt2800_bbp_write(rt2x00dev, 143, 0xa1); 6715 rt2800_bbp_write(rt2x00dev, 142, 0x08); 6716 rt2800_bbp_write(rt2x00dev, 143, 0xa2); 6717 rt2800_bbp_write(rt2x00dev, 148, 0xc8); 6718 } 6719 6720 static void rt2800_init_bbp_53xx(struct rt2x00_dev *rt2x00dev) 6721 { 6722 int ant, div_mode; 6723 u16 eeprom; 6724 u8 value; 6725 6726 rt2800_bbp4_mac_if_ctrl(rt2x00dev); 6727 6728 rt2800_bbp_write(rt2x00dev, 31, 0x08); 6729 6730 rt2800_bbp_write(rt2x00dev, 65, 0x2c); 6731 rt2800_bbp_write(rt2x00dev, 66, 0x38); 6732 6733 rt2800_bbp_write(rt2x00dev, 68, 0x0b); 6734 6735 rt2800_bbp_write(rt2x00dev, 69, 0x12); 6736 rt2800_bbp_write(rt2x00dev, 73, 0x13); 6737 rt2800_bbp_write(rt2x00dev, 75, 0x46); 6738 rt2800_bbp_write(rt2x00dev, 76, 0x28); 6739 6740 rt2800_bbp_write(rt2x00dev, 77, 0x59); 6741 6742 rt2800_bbp_write(rt2x00dev, 70, 0x0a); 6743 6744 rt2800_bbp_write(rt2x00dev, 79, 0x13); 6745 rt2800_bbp_write(rt2x00dev, 80, 0x05); 6746 rt2800_bbp_write(rt2x00dev, 81, 0x33); 6747 6748 rt2800_bbp_write(rt2x00dev, 82, 0x62); 6749 6750 rt2800_bbp_write(rt2x00dev, 83, 0x7a); 6751 6752 rt2800_bbp_write(rt2x00dev, 84, 0x9a); 6753 6754 rt2800_bbp_write(rt2x00dev, 86, 0x38); 6755 6756 if (rt2x00_rt(rt2x00dev, RT5392)) 6757 rt2800_bbp_write(rt2x00dev, 88, 0x90); 6758 6759 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6760 6761 rt2800_bbp_write(rt2x00dev, 92, 0x02); 6762 6763 if (rt2x00_rt(rt2x00dev, RT5392)) { 6764 rt2800_bbp_write(rt2x00dev, 95, 0x9a); 6765 rt2800_bbp_write(rt2x00dev, 98, 0x12); 6766 } 6767 6768 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6769 6770 rt2800_bbp_write(rt2x00dev, 104, 0x92); 6771 6772 rt2800_bbp_write(rt2x00dev, 105, 0x3c); 6773 6774 if (rt2x00_rt(rt2x00dev, RT5390)) 6775 rt2800_bbp_write(rt2x00dev, 106, 0x03); 6776 else if (rt2x00_rt(rt2x00dev, RT5392)) 6777 rt2800_bbp_write(rt2x00dev, 106, 0x12); 6778 else 6779 WARN_ON(1); 6780 6781 rt2800_bbp_write(rt2x00dev, 128, 0x12); 6782 6783 if (rt2x00_rt(rt2x00dev, RT5392)) { 6784 rt2800_bbp_write(rt2x00dev, 134, 0xd0); 6785 rt2800_bbp_write(rt2x00dev, 135, 0xf6); 6786 } 6787 6788 rt2800_disable_unused_dac_adc(rt2x00dev); 6789 6790 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 6791 div_mode = rt2x00_get_field16(eeprom, 6792 EEPROM_NIC_CONF1_ANT_DIVERSITY); 6793 ant = (div_mode == 3) ? 1 : 0; 6794 6795 /* check if this is a Bluetooth combo card */ 6796 if (rt2x00_has_cap_bt_coexist(rt2x00dev)) { 6797 u32 reg; 6798 6799 reg = rt2800_register_read(rt2x00dev, GPIO_CTRL); 6800 rt2x00_set_field32(®, GPIO_CTRL_DIR3, 0); 6801 rt2x00_set_field32(®, GPIO_CTRL_DIR6, 0); 6802 rt2x00_set_field32(®, GPIO_CTRL_VAL3, 0); 6803 rt2x00_set_field32(®, GPIO_CTRL_VAL6, 0); 6804 if (ant == 0) 6805 rt2x00_set_field32(®, GPIO_CTRL_VAL3, 1); 6806 else if (ant == 1) 6807 rt2x00_set_field32(®, GPIO_CTRL_VAL6, 1); 6808 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg); 6809 } 6810 6811 /* These chips have hardware RX antenna diversity */ 6812 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R) || 6813 rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5370G)) { 6814 rt2800_bbp_write(rt2x00dev, 150, 0); /* Disable Antenna Software OFDM */ 6815 rt2800_bbp_write(rt2x00dev, 151, 0); /* Disable Antenna Software CCK */ 6816 rt2800_bbp_write(rt2x00dev, 154, 0); /* Clear previously selected antenna */ 6817 } 6818 6819 value = rt2800_bbp_read(rt2x00dev, 152); 6820 if (ant == 0) 6821 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1); 6822 else 6823 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 0); 6824 rt2800_bbp_write(rt2x00dev, 152, value); 6825 6826 rt2800_init_freq_calibration(rt2x00dev); 6827 } 6828 6829 static void rt2800_init_bbp_5592(struct rt2x00_dev *rt2x00dev) 6830 { 6831 int ant, div_mode; 6832 u16 eeprom; 6833 u8 value; 6834 6835 rt2800_init_bbp_early(rt2x00dev); 6836 6837 value = rt2800_bbp_read(rt2x00dev, 105); 6838 rt2x00_set_field8(&value, BBP105_MLD, 6839 rt2x00dev->default_ant.rx_chain_num == 2); 6840 rt2800_bbp_write(rt2x00dev, 105, value); 6841 6842 rt2800_bbp4_mac_if_ctrl(rt2x00dev); 6843 6844 rt2800_bbp_write(rt2x00dev, 20, 0x06); 6845 rt2800_bbp_write(rt2x00dev, 31, 0x08); 6846 rt2800_bbp_write(rt2x00dev, 65, 0x2C); 6847 rt2800_bbp_write(rt2x00dev, 68, 0xDD); 6848 rt2800_bbp_write(rt2x00dev, 69, 0x1A); 6849 rt2800_bbp_write(rt2x00dev, 70, 0x05); 6850 rt2800_bbp_write(rt2x00dev, 73, 0x13); 6851 rt2800_bbp_write(rt2x00dev, 74, 0x0F); 6852 rt2800_bbp_write(rt2x00dev, 75, 0x4F); 6853 rt2800_bbp_write(rt2x00dev, 76, 0x28); 6854 rt2800_bbp_write(rt2x00dev, 77, 0x59); 6855 rt2800_bbp_write(rt2x00dev, 84, 0x9A); 6856 rt2800_bbp_write(rt2x00dev, 86, 0x38); 6857 rt2800_bbp_write(rt2x00dev, 88, 0x90); 6858 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6859 rt2800_bbp_write(rt2x00dev, 92, 0x02); 6860 rt2800_bbp_write(rt2x00dev, 95, 0x9a); 6861 rt2800_bbp_write(rt2x00dev, 98, 0x12); 6862 rt2800_bbp_write(rt2x00dev, 103, 0xC0); 6863 rt2800_bbp_write(rt2x00dev, 104, 0x92); 6864 /* FIXME BBP105 owerwrite */ 6865 rt2800_bbp_write(rt2x00dev, 105, 0x3C); 6866 rt2800_bbp_write(rt2x00dev, 106, 0x35); 6867 rt2800_bbp_write(rt2x00dev, 128, 0x12); 6868 rt2800_bbp_write(rt2x00dev, 134, 0xD0); 6869 rt2800_bbp_write(rt2x00dev, 135, 0xF6); 6870 rt2800_bbp_write(rt2x00dev, 137, 0x0F); 6871 6872 /* Initialize GLRT (Generalized Likehood Radio Test) */ 6873 rt2800_init_bbp_5592_glrt(rt2x00dev); 6874 6875 rt2800_bbp4_mac_if_ctrl(rt2x00dev); 6876 6877 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 6878 div_mode = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_ANT_DIVERSITY); 6879 ant = (div_mode == 3) ? 1 : 0; 6880 value = rt2800_bbp_read(rt2x00dev, 152); 6881 if (ant == 0) { 6882 /* Main antenna */ 6883 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1); 6884 } else { 6885 /* Auxiliary antenna */ 6886 rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 0); 6887 } 6888 rt2800_bbp_write(rt2x00dev, 152, value); 6889 6890 if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C)) { 6891 value = rt2800_bbp_read(rt2x00dev, 254); 6892 rt2x00_set_field8(&value, BBP254_BIT7, 1); 6893 rt2800_bbp_write(rt2x00dev, 254, value); 6894 } 6895 6896 rt2800_init_freq_calibration(rt2x00dev); 6897 6898 rt2800_bbp_write(rt2x00dev, 84, 0x19); 6899 if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C)) 6900 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 6901 } 6902 6903 static void rt2800_bbp_glrt_write(struct rt2x00_dev *rt2x00dev, 6904 const u8 reg, const u8 value) 6905 { 6906 rt2800_bbp_write(rt2x00dev, 195, reg); 6907 rt2800_bbp_write(rt2x00dev, 196, value); 6908 } 6909 6910 static void rt2800_bbp_dcoc_write(struct rt2x00_dev *rt2x00dev, 6911 const u8 reg, const u8 value) 6912 { 6913 rt2800_bbp_write(rt2x00dev, 158, reg); 6914 rt2800_bbp_write(rt2x00dev, 159, value); 6915 } 6916 6917 static u8 rt2800_bbp_dcoc_read(struct rt2x00_dev *rt2x00dev, const u8 reg) 6918 { 6919 rt2800_bbp_write(rt2x00dev, 158, reg); 6920 return rt2800_bbp_read(rt2x00dev, 159); 6921 } 6922 6923 static void rt2800_init_bbp_6352(struct rt2x00_dev *rt2x00dev) 6924 { 6925 u8 bbp; 6926 6927 /* Apply Maximum Likelihood Detection (MLD) for 2 stream case */ 6928 bbp = rt2800_bbp_read(rt2x00dev, 105); 6929 rt2x00_set_field8(&bbp, BBP105_MLD, 6930 rt2x00dev->default_ant.rx_chain_num == 2); 6931 rt2800_bbp_write(rt2x00dev, 105, bbp); 6932 6933 /* Avoid data loss and CRC errors */ 6934 rt2800_bbp4_mac_if_ctrl(rt2x00dev); 6935 6936 /* Fix I/Q swap issue */ 6937 bbp = rt2800_bbp_read(rt2x00dev, 1); 6938 bbp |= 0x04; 6939 rt2800_bbp_write(rt2x00dev, 1, bbp); 6940 6941 /* BBP for G band */ 6942 rt2800_bbp_write(rt2x00dev, 3, 0x08); 6943 rt2800_bbp_write(rt2x00dev, 4, 0x00); /* rt2800_bbp4_mac_if_ctrl? */ 6944 rt2800_bbp_write(rt2x00dev, 6, 0x08); 6945 rt2800_bbp_write(rt2x00dev, 14, 0x09); 6946 rt2800_bbp_write(rt2x00dev, 15, 0xFF); 6947 rt2800_bbp_write(rt2x00dev, 16, 0x01); 6948 rt2800_bbp_write(rt2x00dev, 20, 0x06); 6949 rt2800_bbp_write(rt2x00dev, 21, 0x00); 6950 rt2800_bbp_write(rt2x00dev, 22, 0x00); 6951 rt2800_bbp_write(rt2x00dev, 27, 0x00); 6952 rt2800_bbp_write(rt2x00dev, 28, 0x00); 6953 rt2800_bbp_write(rt2x00dev, 30, 0x00); 6954 rt2800_bbp_write(rt2x00dev, 31, 0x48); 6955 rt2800_bbp_write(rt2x00dev, 47, 0x40); 6956 rt2800_bbp_write(rt2x00dev, 62, 0x00); 6957 rt2800_bbp_write(rt2x00dev, 63, 0x00); 6958 rt2800_bbp_write(rt2x00dev, 64, 0x00); 6959 rt2800_bbp_write(rt2x00dev, 65, 0x2C); 6960 rt2800_bbp_write(rt2x00dev, 66, 0x1C); 6961 rt2800_bbp_write(rt2x00dev, 67, 0x20); 6962 rt2800_bbp_write(rt2x00dev, 68, 0xDD); 6963 rt2800_bbp_write(rt2x00dev, 69, 0x10); 6964 rt2800_bbp_write(rt2x00dev, 70, 0x05); 6965 rt2800_bbp_write(rt2x00dev, 73, 0x18); 6966 rt2800_bbp_write(rt2x00dev, 74, 0x0F); 6967 rt2800_bbp_write(rt2x00dev, 75, 0x60); 6968 rt2800_bbp_write(rt2x00dev, 76, 0x44); 6969 rt2800_bbp_write(rt2x00dev, 77, 0x59); 6970 rt2800_bbp_write(rt2x00dev, 78, 0x1E); 6971 rt2800_bbp_write(rt2x00dev, 79, 0x1C); 6972 rt2800_bbp_write(rt2x00dev, 80, 0x0C); 6973 rt2800_bbp_write(rt2x00dev, 81, 0x3A); 6974 rt2800_bbp_write(rt2x00dev, 82, 0xB6); 6975 rt2800_bbp_write(rt2x00dev, 83, 0x9A); 6976 rt2800_bbp_write(rt2x00dev, 84, 0x9A); 6977 rt2800_bbp_write(rt2x00dev, 86, 0x38); 6978 rt2800_bbp_write(rt2x00dev, 88, 0x90); 6979 rt2800_bbp_write(rt2x00dev, 91, 0x04); 6980 rt2800_bbp_write(rt2x00dev, 92, 0x02); 6981 rt2800_bbp_write(rt2x00dev, 95, 0x9A); 6982 rt2800_bbp_write(rt2x00dev, 96, 0x00); 6983 rt2800_bbp_write(rt2x00dev, 103, 0xC0); 6984 rt2800_bbp_write(rt2x00dev, 104, 0x92); 6985 /* FIXME BBP105 owerwrite */ 6986 rt2800_bbp_write(rt2x00dev, 105, 0x3C); 6987 rt2800_bbp_write(rt2x00dev, 106, 0x12); 6988 rt2800_bbp_write(rt2x00dev, 109, 0x00); 6989 rt2800_bbp_write(rt2x00dev, 134, 0x10); 6990 rt2800_bbp_write(rt2x00dev, 135, 0xA6); 6991 rt2800_bbp_write(rt2x00dev, 137, 0x04); 6992 rt2800_bbp_write(rt2x00dev, 142, 0x30); 6993 rt2800_bbp_write(rt2x00dev, 143, 0xF7); 6994 rt2800_bbp_write(rt2x00dev, 160, 0xEC); 6995 rt2800_bbp_write(rt2x00dev, 161, 0xC4); 6996 rt2800_bbp_write(rt2x00dev, 162, 0x77); 6997 rt2800_bbp_write(rt2x00dev, 163, 0xF9); 6998 rt2800_bbp_write(rt2x00dev, 164, 0x00); 6999 rt2800_bbp_write(rt2x00dev, 165, 0x00); 7000 rt2800_bbp_write(rt2x00dev, 186, 0x00); 7001 rt2800_bbp_write(rt2x00dev, 187, 0x00); 7002 rt2800_bbp_write(rt2x00dev, 188, 0x00); 7003 rt2800_bbp_write(rt2x00dev, 186, 0x00); 7004 rt2800_bbp_write(rt2x00dev, 187, 0x01); 7005 rt2800_bbp_write(rt2x00dev, 188, 0x00); 7006 rt2800_bbp_write(rt2x00dev, 189, 0x00); 7007 7008 rt2800_bbp_write(rt2x00dev, 91, 0x06); 7009 rt2800_bbp_write(rt2x00dev, 92, 0x04); 7010 rt2800_bbp_write(rt2x00dev, 93, 0x54); 7011 rt2800_bbp_write(rt2x00dev, 99, 0x50); 7012 rt2800_bbp_write(rt2x00dev, 148, 0x84); 7013 rt2800_bbp_write(rt2x00dev, 167, 0x80); 7014 rt2800_bbp_write(rt2x00dev, 178, 0xFF); 7015 rt2800_bbp_write(rt2x00dev, 106, 0x13); 7016 7017 /* BBP for G band GLRT function (BBP_128 ~ BBP_221) */ 7018 rt2800_bbp_glrt_write(rt2x00dev, 0, 0x00); 7019 rt2800_bbp_glrt_write(rt2x00dev, 1, 0x14); 7020 rt2800_bbp_glrt_write(rt2x00dev, 2, 0x20); 7021 rt2800_bbp_glrt_write(rt2x00dev, 3, 0x0A); 7022 rt2800_bbp_glrt_write(rt2x00dev, 10, 0x16); 7023 rt2800_bbp_glrt_write(rt2x00dev, 11, 0x06); 7024 rt2800_bbp_glrt_write(rt2x00dev, 12, 0x02); 7025 rt2800_bbp_glrt_write(rt2x00dev, 13, 0x07); 7026 rt2800_bbp_glrt_write(rt2x00dev, 14, 0x05); 7027 rt2800_bbp_glrt_write(rt2x00dev, 15, 0x09); 7028 rt2800_bbp_glrt_write(rt2x00dev, 16, 0x20); 7029 rt2800_bbp_glrt_write(rt2x00dev, 17, 0x08); 7030 rt2800_bbp_glrt_write(rt2x00dev, 18, 0x4A); 7031 rt2800_bbp_glrt_write(rt2x00dev, 19, 0x00); 7032 rt2800_bbp_glrt_write(rt2x00dev, 20, 0x00); 7033 rt2800_bbp_glrt_write(rt2x00dev, 128, 0xE0); 7034 rt2800_bbp_glrt_write(rt2x00dev, 129, 0x1F); 7035 rt2800_bbp_glrt_write(rt2x00dev, 130, 0x4F); 7036 rt2800_bbp_glrt_write(rt2x00dev, 131, 0x32); 7037 rt2800_bbp_glrt_write(rt2x00dev, 132, 0x08); 7038 rt2800_bbp_glrt_write(rt2x00dev, 133, 0x28); 7039 rt2800_bbp_glrt_write(rt2x00dev, 134, 0x19); 7040 rt2800_bbp_glrt_write(rt2x00dev, 135, 0x0A); 7041 rt2800_bbp_glrt_write(rt2x00dev, 138, 0x16); 7042 rt2800_bbp_glrt_write(rt2x00dev, 139, 0x10); 7043 rt2800_bbp_glrt_write(rt2x00dev, 140, 0x10); 7044 rt2800_bbp_glrt_write(rt2x00dev, 141, 0x1A); 7045 rt2800_bbp_glrt_write(rt2x00dev, 142, 0x36); 7046 rt2800_bbp_glrt_write(rt2x00dev, 143, 0x2C); 7047 rt2800_bbp_glrt_write(rt2x00dev, 144, 0x26); 7048 rt2800_bbp_glrt_write(rt2x00dev, 145, 0x24); 7049 rt2800_bbp_glrt_write(rt2x00dev, 146, 0x42); 7050 rt2800_bbp_glrt_write(rt2x00dev, 147, 0x40); 7051 rt2800_bbp_glrt_write(rt2x00dev, 148, 0x30); 7052 rt2800_bbp_glrt_write(rt2x00dev, 149, 0x29); 7053 rt2800_bbp_glrt_write(rt2x00dev, 150, 0x4C); 7054 rt2800_bbp_glrt_write(rt2x00dev, 151, 0x46); 7055 rt2800_bbp_glrt_write(rt2x00dev, 152, 0x3D); 7056 rt2800_bbp_glrt_write(rt2x00dev, 153, 0x40); 7057 rt2800_bbp_glrt_write(rt2x00dev, 154, 0x3E); 7058 rt2800_bbp_glrt_write(rt2x00dev, 155, 0x38); 7059 rt2800_bbp_glrt_write(rt2x00dev, 156, 0x3D); 7060 rt2800_bbp_glrt_write(rt2x00dev, 157, 0x2F); 7061 rt2800_bbp_glrt_write(rt2x00dev, 158, 0x3C); 7062 rt2800_bbp_glrt_write(rt2x00dev, 159, 0x34); 7063 rt2800_bbp_glrt_write(rt2x00dev, 160, 0x2C); 7064 rt2800_bbp_glrt_write(rt2x00dev, 161, 0x2F); 7065 rt2800_bbp_glrt_write(rt2x00dev, 162, 0x3C); 7066 rt2800_bbp_glrt_write(rt2x00dev, 163, 0x35); 7067 rt2800_bbp_glrt_write(rt2x00dev, 164, 0x2E); 7068 rt2800_bbp_glrt_write(rt2x00dev, 165, 0x2F); 7069 rt2800_bbp_glrt_write(rt2x00dev, 166, 0x49); 7070 rt2800_bbp_glrt_write(rt2x00dev, 167, 0x41); 7071 rt2800_bbp_glrt_write(rt2x00dev, 168, 0x36); 7072 rt2800_bbp_glrt_write(rt2x00dev, 169, 0x39); 7073 rt2800_bbp_glrt_write(rt2x00dev, 170, 0x30); 7074 rt2800_bbp_glrt_write(rt2x00dev, 171, 0x30); 7075 rt2800_bbp_glrt_write(rt2x00dev, 172, 0x0E); 7076 rt2800_bbp_glrt_write(rt2x00dev, 173, 0x0D); 7077 rt2800_bbp_glrt_write(rt2x00dev, 174, 0x28); 7078 rt2800_bbp_glrt_write(rt2x00dev, 175, 0x21); 7079 rt2800_bbp_glrt_write(rt2x00dev, 176, 0x1C); 7080 rt2800_bbp_glrt_write(rt2x00dev, 177, 0x16); 7081 rt2800_bbp_glrt_write(rt2x00dev, 178, 0x50); 7082 rt2800_bbp_glrt_write(rt2x00dev, 179, 0x4A); 7083 rt2800_bbp_glrt_write(rt2x00dev, 180, 0x43); 7084 rt2800_bbp_glrt_write(rt2x00dev, 181, 0x50); 7085 rt2800_bbp_glrt_write(rt2x00dev, 182, 0x10); 7086 rt2800_bbp_glrt_write(rt2x00dev, 183, 0x10); 7087 rt2800_bbp_glrt_write(rt2x00dev, 184, 0x10); 7088 rt2800_bbp_glrt_write(rt2x00dev, 185, 0x10); 7089 rt2800_bbp_glrt_write(rt2x00dev, 200, 0x7D); 7090 rt2800_bbp_glrt_write(rt2x00dev, 201, 0x14); 7091 rt2800_bbp_glrt_write(rt2x00dev, 202, 0x32); 7092 rt2800_bbp_glrt_write(rt2x00dev, 203, 0x2C); 7093 rt2800_bbp_glrt_write(rt2x00dev, 204, 0x36); 7094 rt2800_bbp_glrt_write(rt2x00dev, 205, 0x4C); 7095 rt2800_bbp_glrt_write(rt2x00dev, 206, 0x43); 7096 rt2800_bbp_glrt_write(rt2x00dev, 207, 0x2C); 7097 rt2800_bbp_glrt_write(rt2x00dev, 208, 0x2E); 7098 rt2800_bbp_glrt_write(rt2x00dev, 209, 0x36); 7099 rt2800_bbp_glrt_write(rt2x00dev, 210, 0x30); 7100 rt2800_bbp_glrt_write(rt2x00dev, 211, 0x6E); 7101 7102 /* BBP for G band DCOC function */ 7103 rt2800_bbp_dcoc_write(rt2x00dev, 140, 0x0C); 7104 rt2800_bbp_dcoc_write(rt2x00dev, 141, 0x00); 7105 rt2800_bbp_dcoc_write(rt2x00dev, 142, 0x10); 7106 rt2800_bbp_dcoc_write(rt2x00dev, 143, 0x10); 7107 rt2800_bbp_dcoc_write(rt2x00dev, 144, 0x10); 7108 rt2800_bbp_dcoc_write(rt2x00dev, 145, 0x10); 7109 rt2800_bbp_dcoc_write(rt2x00dev, 146, 0x08); 7110 rt2800_bbp_dcoc_write(rt2x00dev, 147, 0x40); 7111 rt2800_bbp_dcoc_write(rt2x00dev, 148, 0x04); 7112 rt2800_bbp_dcoc_write(rt2x00dev, 149, 0x04); 7113 rt2800_bbp_dcoc_write(rt2x00dev, 150, 0x08); 7114 rt2800_bbp_dcoc_write(rt2x00dev, 151, 0x08); 7115 rt2800_bbp_dcoc_write(rt2x00dev, 152, 0x03); 7116 rt2800_bbp_dcoc_write(rt2x00dev, 153, 0x03); 7117 rt2800_bbp_dcoc_write(rt2x00dev, 154, 0x03); 7118 rt2800_bbp_dcoc_write(rt2x00dev, 155, 0x02); 7119 rt2800_bbp_dcoc_write(rt2x00dev, 156, 0x40); 7120 rt2800_bbp_dcoc_write(rt2x00dev, 157, 0x40); 7121 rt2800_bbp_dcoc_write(rt2x00dev, 158, 0x64); 7122 rt2800_bbp_dcoc_write(rt2x00dev, 159, 0x64); 7123 7124 rt2800_bbp4_mac_if_ctrl(rt2x00dev); 7125 } 7126 7127 static void rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) 7128 { 7129 unsigned int i; 7130 u16 eeprom; 7131 u8 reg_id; 7132 u8 value; 7133 7134 if (rt2800_is_305x_soc(rt2x00dev)) 7135 rt2800_init_bbp_305x_soc(rt2x00dev); 7136 7137 switch (rt2x00dev->chip.rt) { 7138 case RT2860: 7139 case RT2872: 7140 case RT2883: 7141 rt2800_init_bbp_28xx(rt2x00dev); 7142 break; 7143 case RT3070: 7144 case RT3071: 7145 case RT3090: 7146 rt2800_init_bbp_30xx(rt2x00dev); 7147 break; 7148 case RT3290: 7149 rt2800_init_bbp_3290(rt2x00dev); 7150 break; 7151 case RT3352: 7152 case RT5350: 7153 rt2800_init_bbp_3352(rt2x00dev); 7154 break; 7155 case RT3390: 7156 rt2800_init_bbp_3390(rt2x00dev); 7157 break; 7158 case RT3572: 7159 rt2800_init_bbp_3572(rt2x00dev); 7160 break; 7161 case RT3593: 7162 rt2800_init_bbp_3593(rt2x00dev); 7163 return; 7164 case RT3883: 7165 rt2800_init_bbp_3883(rt2x00dev); 7166 return; 7167 case RT5390: 7168 case RT5392: 7169 rt2800_init_bbp_53xx(rt2x00dev); 7170 break; 7171 case RT5592: 7172 rt2800_init_bbp_5592(rt2x00dev); 7173 return; 7174 case RT6352: 7175 rt2800_init_bbp_6352(rt2x00dev); 7176 break; 7177 } 7178 7179 for (i = 0; i < EEPROM_BBP_SIZE; i++) { 7180 eeprom = rt2800_eeprom_read_from_array(rt2x00dev, 7181 EEPROM_BBP_START, i); 7182 7183 if (eeprom != 0xffff && eeprom != 0x0000) { 7184 reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID); 7185 value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE); 7186 rt2800_bbp_write(rt2x00dev, reg_id, value); 7187 } 7188 } 7189 } 7190 7191 static void rt2800_led_open_drain_enable(struct rt2x00_dev *rt2x00dev) 7192 { 7193 u32 reg; 7194 7195 reg = rt2800_register_read(rt2x00dev, OPT_14_CSR); 7196 rt2x00_set_field32(®, OPT_14_CSR_BIT0, 1); 7197 rt2800_register_write(rt2x00dev, OPT_14_CSR, reg); 7198 } 7199 7200 static u8 rt2800_init_rx_filter(struct rt2x00_dev *rt2x00dev, bool bw40, 7201 u8 filter_target) 7202 { 7203 unsigned int i; 7204 u8 bbp; 7205 u8 rfcsr; 7206 u8 passband; 7207 u8 stopband; 7208 u8 overtuned = 0; 7209 u8 rfcsr24 = (bw40) ? 0x27 : 0x07; 7210 7211 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); 7212 7213 bbp = rt2800_bbp_read(rt2x00dev, 4); 7214 rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * bw40); 7215 rt2800_bbp_write(rt2x00dev, 4, bbp); 7216 7217 rfcsr = rt2800_rfcsr_read(rt2x00dev, 31); 7218 rt2x00_set_field8(&rfcsr, RFCSR31_RX_H20M, bw40); 7219 rt2800_rfcsr_write(rt2x00dev, 31, rfcsr); 7220 7221 rfcsr = rt2800_rfcsr_read(rt2x00dev, 22); 7222 rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 1); 7223 rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); 7224 7225 /* 7226 * Set power & frequency of passband test tone 7227 */ 7228 rt2800_bbp_write(rt2x00dev, 24, 0); 7229 7230 for (i = 0; i < 100; i++) { 7231 rt2800_bbp_write(rt2x00dev, 25, 0x90); 7232 msleep(1); 7233 7234 passband = rt2800_bbp_read(rt2x00dev, 55); 7235 if (passband) 7236 break; 7237 } 7238 7239 /* 7240 * Set power & frequency of stopband test tone 7241 */ 7242 rt2800_bbp_write(rt2x00dev, 24, 0x06); 7243 7244 for (i = 0; i < 100; i++) { 7245 rt2800_bbp_write(rt2x00dev, 25, 0x90); 7246 msleep(1); 7247 7248 stopband = rt2800_bbp_read(rt2x00dev, 55); 7249 7250 if ((passband - stopband) <= filter_target) { 7251 rfcsr24++; 7252 overtuned += ((passband - stopband) == filter_target); 7253 } else 7254 break; 7255 7256 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); 7257 } 7258 7259 rfcsr24 -= !!overtuned; 7260 7261 rt2800_rfcsr_write(rt2x00dev, 24, rfcsr24); 7262 return rfcsr24; 7263 } 7264 7265 static void rt2800_rf_init_calibration(struct rt2x00_dev *rt2x00dev, 7266 const unsigned int rf_reg) 7267 { 7268 u8 rfcsr; 7269 7270 rfcsr = rt2800_rfcsr_read(rt2x00dev, rf_reg); 7271 rt2x00_set_field8(&rfcsr, FIELD8(0x80), 1); 7272 rt2800_rfcsr_write(rt2x00dev, rf_reg, rfcsr); 7273 msleep(1); 7274 rt2x00_set_field8(&rfcsr, FIELD8(0x80), 0); 7275 rt2800_rfcsr_write(rt2x00dev, rf_reg, rfcsr); 7276 } 7277 7278 static void rt2800_rx_filter_calibration(struct rt2x00_dev *rt2x00dev) 7279 { 7280 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 7281 u8 filter_tgt_bw20; 7282 u8 filter_tgt_bw40; 7283 u8 rfcsr, bbp; 7284 7285 /* 7286 * TODO: sync filter_tgt values with vendor driver 7287 */ 7288 if (rt2x00_rt(rt2x00dev, RT3070)) { 7289 filter_tgt_bw20 = 0x16; 7290 filter_tgt_bw40 = 0x19; 7291 } else { 7292 filter_tgt_bw20 = 0x13; 7293 filter_tgt_bw40 = 0x15; 7294 } 7295 7296 drv_data->calibration_bw20 = 7297 rt2800_init_rx_filter(rt2x00dev, false, filter_tgt_bw20); 7298 drv_data->calibration_bw40 = 7299 rt2800_init_rx_filter(rt2x00dev, true, filter_tgt_bw40); 7300 7301 /* 7302 * Save BBP 25 & 26 values for later use in channel switching (for 3052) 7303 */ 7304 drv_data->bbp25 = rt2800_bbp_read(rt2x00dev, 25); 7305 drv_data->bbp26 = rt2800_bbp_read(rt2x00dev, 26); 7306 7307 /* 7308 * Set back to initial state 7309 */ 7310 rt2800_bbp_write(rt2x00dev, 24, 0); 7311 7312 rfcsr = rt2800_rfcsr_read(rt2x00dev, 22); 7313 rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0); 7314 rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); 7315 7316 /* 7317 * Set BBP back to BW20 7318 */ 7319 bbp = rt2800_bbp_read(rt2x00dev, 4); 7320 rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0); 7321 rt2800_bbp_write(rt2x00dev, 4, bbp); 7322 } 7323 7324 static void rt2800_normal_mode_setup_3xxx(struct rt2x00_dev *rt2x00dev) 7325 { 7326 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 7327 u8 min_gain, rfcsr, bbp; 7328 u16 eeprom; 7329 7330 rfcsr = rt2800_rfcsr_read(rt2x00dev, 17); 7331 7332 rt2x00_set_field8(&rfcsr, RFCSR17_TX_LO1_EN, 0); 7333 if (rt2x00_rt(rt2x00dev, RT3070) || 7334 rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || 7335 rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || 7336 rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { 7337 if (!rt2x00_has_cap_external_lna_bg(rt2x00dev)) 7338 rt2x00_set_field8(&rfcsr, RFCSR17_R, 1); 7339 } 7340 7341 min_gain = rt2x00_rt(rt2x00dev, RT3070) ? 1 : 2; 7342 if (drv_data->txmixer_gain_24g >= min_gain) { 7343 rt2x00_set_field8(&rfcsr, RFCSR17_TXMIXER_GAIN, 7344 drv_data->txmixer_gain_24g); 7345 } 7346 7347 rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); 7348 7349 if (rt2x00_rt(rt2x00dev, RT3090)) { 7350 /* Turn off unused DAC1 and ADC1 to reduce power consumption */ 7351 bbp = rt2800_bbp_read(rt2x00dev, 138); 7352 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0); 7353 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) 7354 rt2x00_set_field8(&bbp, BBP138_RX_ADC1, 0); 7355 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1) 7356 rt2x00_set_field8(&bbp, BBP138_TX_DAC1, 1); 7357 rt2800_bbp_write(rt2x00dev, 138, bbp); 7358 } 7359 7360 if (rt2x00_rt(rt2x00dev, RT3070)) { 7361 rfcsr = rt2800_rfcsr_read(rt2x00dev, 27); 7362 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) 7363 rt2x00_set_field8(&rfcsr, RFCSR27_R1, 3); 7364 else 7365 rt2x00_set_field8(&rfcsr, RFCSR27_R1, 0); 7366 rt2x00_set_field8(&rfcsr, RFCSR27_R2, 0); 7367 rt2x00_set_field8(&rfcsr, RFCSR27_R3, 0); 7368 rt2x00_set_field8(&rfcsr, RFCSR27_R4, 0); 7369 rt2800_rfcsr_write(rt2x00dev, 27, rfcsr); 7370 } else if (rt2x00_rt(rt2x00dev, RT3071) || 7371 rt2x00_rt(rt2x00dev, RT3090) || 7372 rt2x00_rt(rt2x00dev, RT3390)) { 7373 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 7374 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); 7375 rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0); 7376 rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0); 7377 rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1); 7378 rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1); 7379 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 7380 7381 rfcsr = rt2800_rfcsr_read(rt2x00dev, 15); 7382 rt2x00_set_field8(&rfcsr, RFCSR15_TX_LO2_EN, 0); 7383 rt2800_rfcsr_write(rt2x00dev, 15, rfcsr); 7384 7385 rfcsr = rt2800_rfcsr_read(rt2x00dev, 20); 7386 rt2x00_set_field8(&rfcsr, RFCSR20_RX_LO1_EN, 0); 7387 rt2800_rfcsr_write(rt2x00dev, 20, rfcsr); 7388 7389 rfcsr = rt2800_rfcsr_read(rt2x00dev, 21); 7390 rt2x00_set_field8(&rfcsr, RFCSR21_RX_LO2_EN, 0); 7391 rt2800_rfcsr_write(rt2x00dev, 21, rfcsr); 7392 } 7393 } 7394 7395 static void rt2800_normal_mode_setup_3593(struct rt2x00_dev *rt2x00dev) 7396 { 7397 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 7398 u8 rfcsr; 7399 u8 tx_gain; 7400 7401 rfcsr = rt2800_rfcsr_read(rt2x00dev, 50); 7402 rt2x00_set_field8(&rfcsr, RFCSR50_TX_LO2_EN, 0); 7403 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr); 7404 7405 rfcsr = rt2800_rfcsr_read(rt2x00dev, 51); 7406 tx_gain = rt2x00_get_field8(drv_data->txmixer_gain_24g, 7407 RFCSR17_TXMIXER_GAIN); 7408 rt2x00_set_field8(&rfcsr, RFCSR51_BITS24, tx_gain); 7409 rt2800_rfcsr_write(rt2x00dev, 51, rfcsr); 7410 7411 rfcsr = rt2800_rfcsr_read(rt2x00dev, 38); 7412 rt2x00_set_field8(&rfcsr, RFCSR38_RX_LO1_EN, 0); 7413 rt2800_rfcsr_write(rt2x00dev, 38, rfcsr); 7414 7415 rfcsr = rt2800_rfcsr_read(rt2x00dev, 39); 7416 rt2x00_set_field8(&rfcsr, RFCSR39_RX_LO2_EN, 0); 7417 rt2800_rfcsr_write(rt2x00dev, 39, rfcsr); 7418 7419 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 7420 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); 7421 rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1); 7422 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 7423 7424 rfcsr = rt2800_rfcsr_read(rt2x00dev, 30); 7425 rt2x00_set_field8(&rfcsr, RFCSR30_RX_VCM, 2); 7426 rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); 7427 7428 /* TODO: enable stream mode */ 7429 } 7430 7431 static void rt2800_normal_mode_setup_5xxx(struct rt2x00_dev *rt2x00dev) 7432 { 7433 u8 reg; 7434 u16 eeprom; 7435 7436 /* Turn off unused DAC1 and ADC1 to reduce power consumption */ 7437 reg = rt2800_bbp_read(rt2x00dev, 138); 7438 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0); 7439 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) 7440 rt2x00_set_field8(®, BBP138_RX_ADC1, 0); 7441 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1) 7442 rt2x00_set_field8(®, BBP138_TX_DAC1, 1); 7443 rt2800_bbp_write(rt2x00dev, 138, reg); 7444 7445 reg = rt2800_rfcsr_read(rt2x00dev, 38); 7446 rt2x00_set_field8(®, RFCSR38_RX_LO1_EN, 0); 7447 rt2800_rfcsr_write(rt2x00dev, 38, reg); 7448 7449 reg = rt2800_rfcsr_read(rt2x00dev, 39); 7450 rt2x00_set_field8(®, RFCSR39_RX_LO2_EN, 0); 7451 rt2800_rfcsr_write(rt2x00dev, 39, reg); 7452 7453 rt2800_bbp4_mac_if_ctrl(rt2x00dev); 7454 7455 reg = rt2800_rfcsr_read(rt2x00dev, 30); 7456 rt2x00_set_field8(®, RFCSR30_RX_VCM, 2); 7457 rt2800_rfcsr_write(rt2x00dev, 30, reg); 7458 } 7459 7460 static void rt2800_init_rfcsr_305x_soc(struct rt2x00_dev *rt2x00dev) 7461 { 7462 rt2800_rf_init_calibration(rt2x00dev, 30); 7463 7464 rt2800_rfcsr_write(rt2x00dev, 0, 0x50); 7465 rt2800_rfcsr_write(rt2x00dev, 1, 0x01); 7466 rt2800_rfcsr_write(rt2x00dev, 2, 0xf7); 7467 rt2800_rfcsr_write(rt2x00dev, 3, 0x75); 7468 rt2800_rfcsr_write(rt2x00dev, 4, 0x40); 7469 rt2800_rfcsr_write(rt2x00dev, 5, 0x03); 7470 rt2800_rfcsr_write(rt2x00dev, 6, 0x02); 7471 rt2800_rfcsr_write(rt2x00dev, 7, 0x50); 7472 rt2800_rfcsr_write(rt2x00dev, 8, 0x39); 7473 rt2800_rfcsr_write(rt2x00dev, 9, 0x0f); 7474 rt2800_rfcsr_write(rt2x00dev, 10, 0x60); 7475 rt2800_rfcsr_write(rt2x00dev, 11, 0x21); 7476 rt2800_rfcsr_write(rt2x00dev, 12, 0x75); 7477 rt2800_rfcsr_write(rt2x00dev, 13, 0x75); 7478 rt2800_rfcsr_write(rt2x00dev, 14, 0x90); 7479 rt2800_rfcsr_write(rt2x00dev, 15, 0x58); 7480 rt2800_rfcsr_write(rt2x00dev, 16, 0xb3); 7481 rt2800_rfcsr_write(rt2x00dev, 17, 0x92); 7482 rt2800_rfcsr_write(rt2x00dev, 18, 0x2c); 7483 rt2800_rfcsr_write(rt2x00dev, 19, 0x02); 7484 rt2800_rfcsr_write(rt2x00dev, 20, 0xba); 7485 rt2800_rfcsr_write(rt2x00dev, 21, 0xdb); 7486 rt2800_rfcsr_write(rt2x00dev, 22, 0x00); 7487 rt2800_rfcsr_write(rt2x00dev, 23, 0x31); 7488 rt2800_rfcsr_write(rt2x00dev, 24, 0x08); 7489 rt2800_rfcsr_write(rt2x00dev, 25, 0x01); 7490 rt2800_rfcsr_write(rt2x00dev, 26, 0x25); 7491 rt2800_rfcsr_write(rt2x00dev, 27, 0x23); 7492 rt2800_rfcsr_write(rt2x00dev, 28, 0x13); 7493 rt2800_rfcsr_write(rt2x00dev, 29, 0x83); 7494 rt2800_rfcsr_write(rt2x00dev, 30, 0x00); 7495 rt2800_rfcsr_write(rt2x00dev, 31, 0x00); 7496 } 7497 7498 static void rt2800_init_rfcsr_30xx(struct rt2x00_dev *rt2x00dev) 7499 { 7500 u8 rfcsr; 7501 u16 eeprom; 7502 u32 reg; 7503 7504 /* XXX vendor driver do this only for 3070 */ 7505 rt2800_rf_init_calibration(rt2x00dev, 30); 7506 7507 rt2800_rfcsr_write(rt2x00dev, 4, 0x40); 7508 rt2800_rfcsr_write(rt2x00dev, 5, 0x03); 7509 rt2800_rfcsr_write(rt2x00dev, 6, 0x02); 7510 rt2800_rfcsr_write(rt2x00dev, 7, 0x60); 7511 rt2800_rfcsr_write(rt2x00dev, 9, 0x0f); 7512 rt2800_rfcsr_write(rt2x00dev, 10, 0x41); 7513 rt2800_rfcsr_write(rt2x00dev, 11, 0x21); 7514 rt2800_rfcsr_write(rt2x00dev, 12, 0x7b); 7515 rt2800_rfcsr_write(rt2x00dev, 14, 0x90); 7516 rt2800_rfcsr_write(rt2x00dev, 15, 0x58); 7517 rt2800_rfcsr_write(rt2x00dev, 16, 0xb3); 7518 rt2800_rfcsr_write(rt2x00dev, 17, 0x92); 7519 rt2800_rfcsr_write(rt2x00dev, 18, 0x2c); 7520 rt2800_rfcsr_write(rt2x00dev, 19, 0x02); 7521 rt2800_rfcsr_write(rt2x00dev, 20, 0xba); 7522 rt2800_rfcsr_write(rt2x00dev, 21, 0xdb); 7523 rt2800_rfcsr_write(rt2x00dev, 24, 0x16); 7524 rt2800_rfcsr_write(rt2x00dev, 25, 0x03); 7525 rt2800_rfcsr_write(rt2x00dev, 29, 0x1f); 7526 7527 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) { 7528 reg = rt2800_register_read(rt2x00dev, LDO_CFG0); 7529 rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); 7530 rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); 7531 rt2800_register_write(rt2x00dev, LDO_CFG0, reg); 7532 } else if (rt2x00_rt(rt2x00dev, RT3071) || 7533 rt2x00_rt(rt2x00dev, RT3090)) { 7534 rt2800_rfcsr_write(rt2x00dev, 31, 0x14); 7535 7536 rfcsr = rt2800_rfcsr_read(rt2x00dev, 6); 7537 rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1); 7538 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); 7539 7540 reg = rt2800_register_read(rt2x00dev, LDO_CFG0); 7541 rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); 7542 if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || 7543 rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E)) { 7544 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 7545 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST)) 7546 rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); 7547 else 7548 rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 0); 7549 } 7550 rt2800_register_write(rt2x00dev, LDO_CFG0, reg); 7551 7552 reg = rt2800_register_read(rt2x00dev, GPIO_SWITCH); 7553 rt2x00_set_field32(®, GPIO_SWITCH_5, 0); 7554 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); 7555 } 7556 7557 rt2800_rx_filter_calibration(rt2x00dev); 7558 7559 if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F) || 7560 rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || 7561 rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E)) 7562 rt2800_rfcsr_write(rt2x00dev, 27, 0x03); 7563 7564 rt2800_led_open_drain_enable(rt2x00dev); 7565 rt2800_normal_mode_setup_3xxx(rt2x00dev); 7566 } 7567 7568 static void rt2800_init_rfcsr_3290(struct rt2x00_dev *rt2x00dev) 7569 { 7570 u8 rfcsr; 7571 7572 rt2800_rf_init_calibration(rt2x00dev, 2); 7573 7574 rt2800_rfcsr_write(rt2x00dev, 1, 0x0f); 7575 rt2800_rfcsr_write(rt2x00dev, 2, 0x80); 7576 rt2800_rfcsr_write(rt2x00dev, 3, 0x08); 7577 rt2800_rfcsr_write(rt2x00dev, 4, 0x00); 7578 rt2800_rfcsr_write(rt2x00dev, 6, 0xa0); 7579 rt2800_rfcsr_write(rt2x00dev, 8, 0xf3); 7580 rt2800_rfcsr_write(rt2x00dev, 9, 0x02); 7581 rt2800_rfcsr_write(rt2x00dev, 10, 0x53); 7582 rt2800_rfcsr_write(rt2x00dev, 11, 0x4a); 7583 rt2800_rfcsr_write(rt2x00dev, 12, 0x46); 7584 rt2800_rfcsr_write(rt2x00dev, 13, 0x9f); 7585 rt2800_rfcsr_write(rt2x00dev, 18, 0x02); 7586 rt2800_rfcsr_write(rt2x00dev, 22, 0x20); 7587 rt2800_rfcsr_write(rt2x00dev, 25, 0x83); 7588 rt2800_rfcsr_write(rt2x00dev, 26, 0x82); 7589 rt2800_rfcsr_write(rt2x00dev, 27, 0x09); 7590 rt2800_rfcsr_write(rt2x00dev, 29, 0x10); 7591 rt2800_rfcsr_write(rt2x00dev, 30, 0x10); 7592 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 7593 rt2800_rfcsr_write(rt2x00dev, 32, 0x80); 7594 rt2800_rfcsr_write(rt2x00dev, 33, 0x00); 7595 rt2800_rfcsr_write(rt2x00dev, 34, 0x05); 7596 rt2800_rfcsr_write(rt2x00dev, 35, 0x12); 7597 rt2800_rfcsr_write(rt2x00dev, 36, 0x00); 7598 rt2800_rfcsr_write(rt2x00dev, 38, 0x85); 7599 rt2800_rfcsr_write(rt2x00dev, 39, 0x1b); 7600 rt2800_rfcsr_write(rt2x00dev, 40, 0x0b); 7601 rt2800_rfcsr_write(rt2x00dev, 41, 0xbb); 7602 rt2800_rfcsr_write(rt2x00dev, 42, 0xd5); 7603 rt2800_rfcsr_write(rt2x00dev, 43, 0x7b); 7604 rt2800_rfcsr_write(rt2x00dev, 44, 0x0e); 7605 rt2800_rfcsr_write(rt2x00dev, 45, 0xa2); 7606 rt2800_rfcsr_write(rt2x00dev, 46, 0x73); 7607 rt2800_rfcsr_write(rt2x00dev, 47, 0x00); 7608 rt2800_rfcsr_write(rt2x00dev, 48, 0x10); 7609 rt2800_rfcsr_write(rt2x00dev, 49, 0x98); 7610 rt2800_rfcsr_write(rt2x00dev, 52, 0x38); 7611 rt2800_rfcsr_write(rt2x00dev, 53, 0x00); 7612 rt2800_rfcsr_write(rt2x00dev, 54, 0x78); 7613 rt2800_rfcsr_write(rt2x00dev, 55, 0x43); 7614 rt2800_rfcsr_write(rt2x00dev, 56, 0x02); 7615 rt2800_rfcsr_write(rt2x00dev, 57, 0x80); 7616 rt2800_rfcsr_write(rt2x00dev, 58, 0x7f); 7617 rt2800_rfcsr_write(rt2x00dev, 59, 0x09); 7618 rt2800_rfcsr_write(rt2x00dev, 60, 0x45); 7619 rt2800_rfcsr_write(rt2x00dev, 61, 0xc1); 7620 7621 rfcsr = rt2800_rfcsr_read(rt2x00dev, 29); 7622 rt2x00_set_field8(&rfcsr, RFCSR29_RSSI_GAIN, 3); 7623 rt2800_rfcsr_write(rt2x00dev, 29, rfcsr); 7624 7625 rt2800_led_open_drain_enable(rt2x00dev); 7626 rt2800_normal_mode_setup_3xxx(rt2x00dev); 7627 } 7628 7629 static void rt2800_init_rfcsr_3352(struct rt2x00_dev *rt2x00dev) 7630 { 7631 int tx0_ext_pa = test_bit(CAPABILITY_EXTERNAL_PA_TX0, 7632 &rt2x00dev->cap_flags); 7633 int tx1_ext_pa = test_bit(CAPABILITY_EXTERNAL_PA_TX1, 7634 &rt2x00dev->cap_flags); 7635 u8 rfcsr; 7636 7637 rt2800_rf_init_calibration(rt2x00dev, 30); 7638 7639 rt2800_rfcsr_write(rt2x00dev, 0, 0xf0); 7640 rt2800_rfcsr_write(rt2x00dev, 1, 0x23); 7641 rt2800_rfcsr_write(rt2x00dev, 2, 0x50); 7642 rt2800_rfcsr_write(rt2x00dev, 3, 0x18); 7643 rt2800_rfcsr_write(rt2x00dev, 4, 0x00); 7644 rt2800_rfcsr_write(rt2x00dev, 5, 0x00); 7645 rt2800_rfcsr_write(rt2x00dev, 6, 0x33); 7646 rt2800_rfcsr_write(rt2x00dev, 7, 0x00); 7647 rt2800_rfcsr_write(rt2x00dev, 8, 0xf1); 7648 rt2800_rfcsr_write(rt2x00dev, 9, 0x02); 7649 rt2800_rfcsr_write(rt2x00dev, 10, 0xd2); 7650 rt2800_rfcsr_write(rt2x00dev, 11, 0x42); 7651 rt2800_rfcsr_write(rt2x00dev, 12, 0x1c); 7652 rt2800_rfcsr_write(rt2x00dev, 13, 0x00); 7653 rt2800_rfcsr_write(rt2x00dev, 14, 0x5a); 7654 rt2800_rfcsr_write(rt2x00dev, 15, 0x00); 7655 rt2800_rfcsr_write(rt2x00dev, 16, 0x01); 7656 rt2800_rfcsr_write(rt2x00dev, 18, 0x45); 7657 rt2800_rfcsr_write(rt2x00dev, 19, 0x02); 7658 rt2800_rfcsr_write(rt2x00dev, 20, 0x00); 7659 rt2800_rfcsr_write(rt2x00dev, 21, 0x00); 7660 rt2800_rfcsr_write(rt2x00dev, 22, 0x00); 7661 rt2800_rfcsr_write(rt2x00dev, 23, 0x00); 7662 rt2800_rfcsr_write(rt2x00dev, 24, 0x00); 7663 rt2800_rfcsr_write(rt2x00dev, 25, 0x80); 7664 rt2800_rfcsr_write(rt2x00dev, 26, 0x00); 7665 rt2800_rfcsr_write(rt2x00dev, 27, 0x03); 7666 rt2800_rfcsr_write(rt2x00dev, 28, 0x03); 7667 rt2800_rfcsr_write(rt2x00dev, 29, 0x00); 7668 rt2800_rfcsr_write(rt2x00dev, 30, 0x10); 7669 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 7670 rt2800_rfcsr_write(rt2x00dev, 32, 0x80); 7671 rt2800_rfcsr_write(rt2x00dev, 33, 0x00); 7672 rfcsr = 0x01; 7673 if (tx0_ext_pa) 7674 rt2x00_set_field8(&rfcsr, RFCSR34_TX0_EXT_PA, 1); 7675 if (tx1_ext_pa) 7676 rt2x00_set_field8(&rfcsr, RFCSR34_TX1_EXT_PA, 1); 7677 rt2800_rfcsr_write(rt2x00dev, 34, rfcsr); 7678 rt2800_rfcsr_write(rt2x00dev, 35, 0x03); 7679 rt2800_rfcsr_write(rt2x00dev, 36, 0xbd); 7680 rt2800_rfcsr_write(rt2x00dev, 37, 0x3c); 7681 rt2800_rfcsr_write(rt2x00dev, 38, 0x5f); 7682 rt2800_rfcsr_write(rt2x00dev, 39, 0xc5); 7683 rt2800_rfcsr_write(rt2x00dev, 40, 0x33); 7684 rfcsr = 0x52; 7685 if (!tx0_ext_pa) { 7686 rt2x00_set_field8(&rfcsr, RFCSR41_BIT1, 1); 7687 rt2x00_set_field8(&rfcsr, RFCSR41_BIT4, 1); 7688 } 7689 rt2800_rfcsr_write(rt2x00dev, 41, rfcsr); 7690 rfcsr = 0x52; 7691 if (!tx1_ext_pa) { 7692 rt2x00_set_field8(&rfcsr, RFCSR42_BIT1, 1); 7693 rt2x00_set_field8(&rfcsr, RFCSR42_BIT4, 1); 7694 } 7695 rt2800_rfcsr_write(rt2x00dev, 42, rfcsr); 7696 rt2800_rfcsr_write(rt2x00dev, 43, 0xdb); 7697 rt2800_rfcsr_write(rt2x00dev, 44, 0xdb); 7698 rt2800_rfcsr_write(rt2x00dev, 45, 0xdb); 7699 rt2800_rfcsr_write(rt2x00dev, 46, 0xdd); 7700 rt2800_rfcsr_write(rt2x00dev, 47, 0x0d); 7701 rt2800_rfcsr_write(rt2x00dev, 48, 0x14); 7702 rt2800_rfcsr_write(rt2x00dev, 49, 0x00); 7703 rfcsr = 0x2d; 7704 if (tx0_ext_pa) 7705 rt2x00_set_field8(&rfcsr, RFCSR50_TX0_EXT_PA, 1); 7706 if (tx1_ext_pa) 7707 rt2x00_set_field8(&rfcsr, RFCSR50_TX1_EXT_PA, 1); 7708 rt2800_rfcsr_write(rt2x00dev, 50, rfcsr); 7709 rt2800_rfcsr_write(rt2x00dev, 51, (tx0_ext_pa ? 0x52 : 0x7f)); 7710 rt2800_rfcsr_write(rt2x00dev, 52, (tx0_ext_pa ? 0xc0 : 0x00)); 7711 rt2800_rfcsr_write(rt2x00dev, 53, (tx0_ext_pa ? 0xd2 : 0x52)); 7712 rt2800_rfcsr_write(rt2x00dev, 54, (tx0_ext_pa ? 0xc0 : 0x1b)); 7713 rt2800_rfcsr_write(rt2x00dev, 55, (tx1_ext_pa ? 0x52 : 0x7f)); 7714 rt2800_rfcsr_write(rt2x00dev, 56, (tx1_ext_pa ? 0xc0 : 0x00)); 7715 rt2800_rfcsr_write(rt2x00dev, 57, (tx0_ext_pa ? 0x49 : 0x52)); 7716 rt2800_rfcsr_write(rt2x00dev, 58, (tx1_ext_pa ? 0xc0 : 0x1b)); 7717 rt2800_rfcsr_write(rt2x00dev, 59, 0x00); 7718 rt2800_rfcsr_write(rt2x00dev, 60, 0x00); 7719 rt2800_rfcsr_write(rt2x00dev, 61, 0x00); 7720 rt2800_rfcsr_write(rt2x00dev, 62, 0x00); 7721 rt2800_rfcsr_write(rt2x00dev, 63, 0x00); 7722 7723 rt2800_rx_filter_calibration(rt2x00dev); 7724 rt2800_led_open_drain_enable(rt2x00dev); 7725 rt2800_normal_mode_setup_3xxx(rt2x00dev); 7726 } 7727 7728 static void rt2800_init_rfcsr_3390(struct rt2x00_dev *rt2x00dev) 7729 { 7730 u32 reg; 7731 7732 rt2800_rf_init_calibration(rt2x00dev, 30); 7733 7734 rt2800_rfcsr_write(rt2x00dev, 0, 0xa0); 7735 rt2800_rfcsr_write(rt2x00dev, 1, 0xe1); 7736 rt2800_rfcsr_write(rt2x00dev, 2, 0xf1); 7737 rt2800_rfcsr_write(rt2x00dev, 3, 0x62); 7738 rt2800_rfcsr_write(rt2x00dev, 4, 0x40); 7739 rt2800_rfcsr_write(rt2x00dev, 5, 0x8b); 7740 rt2800_rfcsr_write(rt2x00dev, 6, 0x42); 7741 rt2800_rfcsr_write(rt2x00dev, 7, 0x34); 7742 rt2800_rfcsr_write(rt2x00dev, 8, 0x00); 7743 rt2800_rfcsr_write(rt2x00dev, 9, 0xc0); 7744 rt2800_rfcsr_write(rt2x00dev, 10, 0x61); 7745 rt2800_rfcsr_write(rt2x00dev, 11, 0x21); 7746 rt2800_rfcsr_write(rt2x00dev, 12, 0x3b); 7747 rt2800_rfcsr_write(rt2x00dev, 13, 0xe0); 7748 rt2800_rfcsr_write(rt2x00dev, 14, 0x90); 7749 rt2800_rfcsr_write(rt2x00dev, 15, 0x53); 7750 rt2800_rfcsr_write(rt2x00dev, 16, 0xe0); 7751 rt2800_rfcsr_write(rt2x00dev, 17, 0x94); 7752 rt2800_rfcsr_write(rt2x00dev, 18, 0x5c); 7753 rt2800_rfcsr_write(rt2x00dev, 19, 0x4a); 7754 rt2800_rfcsr_write(rt2x00dev, 20, 0xb2); 7755 rt2800_rfcsr_write(rt2x00dev, 21, 0xf6); 7756 rt2800_rfcsr_write(rt2x00dev, 22, 0x00); 7757 rt2800_rfcsr_write(rt2x00dev, 23, 0x14); 7758 rt2800_rfcsr_write(rt2x00dev, 24, 0x08); 7759 rt2800_rfcsr_write(rt2x00dev, 25, 0x3d); 7760 rt2800_rfcsr_write(rt2x00dev, 26, 0x85); 7761 rt2800_rfcsr_write(rt2x00dev, 27, 0x00); 7762 rt2800_rfcsr_write(rt2x00dev, 28, 0x41); 7763 rt2800_rfcsr_write(rt2x00dev, 29, 0x8f); 7764 rt2800_rfcsr_write(rt2x00dev, 30, 0x20); 7765 rt2800_rfcsr_write(rt2x00dev, 31, 0x0f); 7766 7767 reg = rt2800_register_read(rt2x00dev, GPIO_SWITCH); 7768 rt2x00_set_field32(®, GPIO_SWITCH_5, 0); 7769 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); 7770 7771 rt2800_rx_filter_calibration(rt2x00dev); 7772 7773 if (rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) 7774 rt2800_rfcsr_write(rt2x00dev, 27, 0x03); 7775 7776 rt2800_led_open_drain_enable(rt2x00dev); 7777 rt2800_normal_mode_setup_3xxx(rt2x00dev); 7778 } 7779 7780 static void rt2800_init_rfcsr_3572(struct rt2x00_dev *rt2x00dev) 7781 { 7782 u8 rfcsr; 7783 u32 reg; 7784 7785 rt2800_rf_init_calibration(rt2x00dev, 30); 7786 7787 rt2800_rfcsr_write(rt2x00dev, 0, 0x70); 7788 rt2800_rfcsr_write(rt2x00dev, 1, 0x81); 7789 rt2800_rfcsr_write(rt2x00dev, 2, 0xf1); 7790 rt2800_rfcsr_write(rt2x00dev, 3, 0x02); 7791 rt2800_rfcsr_write(rt2x00dev, 4, 0x4c); 7792 rt2800_rfcsr_write(rt2x00dev, 5, 0x05); 7793 rt2800_rfcsr_write(rt2x00dev, 6, 0x4a); 7794 rt2800_rfcsr_write(rt2x00dev, 7, 0xd8); 7795 rt2800_rfcsr_write(rt2x00dev, 9, 0xc3); 7796 rt2800_rfcsr_write(rt2x00dev, 10, 0xf1); 7797 rt2800_rfcsr_write(rt2x00dev, 11, 0xb9); 7798 rt2800_rfcsr_write(rt2x00dev, 12, 0x70); 7799 rt2800_rfcsr_write(rt2x00dev, 13, 0x65); 7800 rt2800_rfcsr_write(rt2x00dev, 14, 0xa0); 7801 rt2800_rfcsr_write(rt2x00dev, 15, 0x53); 7802 rt2800_rfcsr_write(rt2x00dev, 16, 0x4c); 7803 rt2800_rfcsr_write(rt2x00dev, 17, 0x23); 7804 rt2800_rfcsr_write(rt2x00dev, 18, 0xac); 7805 rt2800_rfcsr_write(rt2x00dev, 19, 0x93); 7806 rt2800_rfcsr_write(rt2x00dev, 20, 0xb3); 7807 rt2800_rfcsr_write(rt2x00dev, 21, 0xd0); 7808 rt2800_rfcsr_write(rt2x00dev, 22, 0x00); 7809 rt2800_rfcsr_write(rt2x00dev, 23, 0x3c); 7810 rt2800_rfcsr_write(rt2x00dev, 24, 0x16); 7811 rt2800_rfcsr_write(rt2x00dev, 25, 0x15); 7812 rt2800_rfcsr_write(rt2x00dev, 26, 0x85); 7813 rt2800_rfcsr_write(rt2x00dev, 27, 0x00); 7814 rt2800_rfcsr_write(rt2x00dev, 28, 0x00); 7815 rt2800_rfcsr_write(rt2x00dev, 29, 0x9b); 7816 rt2800_rfcsr_write(rt2x00dev, 30, 0x09); 7817 rt2800_rfcsr_write(rt2x00dev, 31, 0x10); 7818 7819 rfcsr = rt2800_rfcsr_read(rt2x00dev, 6); 7820 rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1); 7821 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); 7822 7823 reg = rt2800_register_read(rt2x00dev, LDO_CFG0); 7824 rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); 7825 rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); 7826 rt2800_register_write(rt2x00dev, LDO_CFG0, reg); 7827 msleep(1); 7828 reg = rt2800_register_read(rt2x00dev, LDO_CFG0); 7829 rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 0); 7830 rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); 7831 rt2800_register_write(rt2x00dev, LDO_CFG0, reg); 7832 7833 rt2800_rx_filter_calibration(rt2x00dev); 7834 rt2800_led_open_drain_enable(rt2x00dev); 7835 rt2800_normal_mode_setup_3xxx(rt2x00dev); 7836 } 7837 7838 static void rt3593_post_bbp_init(struct rt2x00_dev *rt2x00dev) 7839 { 7840 u8 bbp; 7841 bool txbf_enabled = false; /* FIXME */ 7842 7843 bbp = rt2800_bbp_read(rt2x00dev, 105); 7844 if (rt2x00dev->default_ant.rx_chain_num == 1) 7845 rt2x00_set_field8(&bbp, BBP105_MLD, 0); 7846 else 7847 rt2x00_set_field8(&bbp, BBP105_MLD, 1); 7848 rt2800_bbp_write(rt2x00dev, 105, bbp); 7849 7850 rt2800_bbp4_mac_if_ctrl(rt2x00dev); 7851 7852 rt2800_bbp_write(rt2x00dev, 92, 0x02); 7853 rt2800_bbp_write(rt2x00dev, 82, 0x82); 7854 rt2800_bbp_write(rt2x00dev, 106, 0x05); 7855 rt2800_bbp_write(rt2x00dev, 104, 0x92); 7856 rt2800_bbp_write(rt2x00dev, 88, 0x90); 7857 rt2800_bbp_write(rt2x00dev, 148, 0xc8); 7858 rt2800_bbp_write(rt2x00dev, 47, 0x48); 7859 rt2800_bbp_write(rt2x00dev, 120, 0x50); 7860 7861 if (txbf_enabled) 7862 rt2800_bbp_write(rt2x00dev, 163, 0xbd); 7863 else 7864 rt2800_bbp_write(rt2x00dev, 163, 0x9d); 7865 7866 /* SNR mapping */ 7867 rt2800_bbp_write(rt2x00dev, 142, 6); 7868 rt2800_bbp_write(rt2x00dev, 143, 160); 7869 rt2800_bbp_write(rt2x00dev, 142, 7); 7870 rt2800_bbp_write(rt2x00dev, 143, 161); 7871 rt2800_bbp_write(rt2x00dev, 142, 8); 7872 rt2800_bbp_write(rt2x00dev, 143, 162); 7873 7874 /* ADC/DAC control */ 7875 rt2800_bbp_write(rt2x00dev, 31, 0x08); 7876 7877 /* RX AGC energy lower bound in log2 */ 7878 rt2800_bbp_write(rt2x00dev, 68, 0x0b); 7879 7880 /* FIXME: BBP 105 owerwrite? */ 7881 rt2800_bbp_write(rt2x00dev, 105, 0x04); 7882 7883 } 7884 7885 static void rt2800_init_rfcsr_3593(struct rt2x00_dev *rt2x00dev) 7886 { 7887 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 7888 u32 reg; 7889 u8 rfcsr; 7890 7891 /* Disable GPIO #4 and #7 function for LAN PE control */ 7892 reg = rt2800_register_read(rt2x00dev, GPIO_SWITCH); 7893 rt2x00_set_field32(®, GPIO_SWITCH_4, 0); 7894 rt2x00_set_field32(®, GPIO_SWITCH_7, 0); 7895 rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); 7896 7897 /* Initialize default register values */ 7898 rt2800_rfcsr_write(rt2x00dev, 1, 0x03); 7899 rt2800_rfcsr_write(rt2x00dev, 3, 0x80); 7900 rt2800_rfcsr_write(rt2x00dev, 5, 0x00); 7901 rt2800_rfcsr_write(rt2x00dev, 6, 0x40); 7902 rt2800_rfcsr_write(rt2x00dev, 8, 0xf1); 7903 rt2800_rfcsr_write(rt2x00dev, 9, 0x02); 7904 rt2800_rfcsr_write(rt2x00dev, 10, 0xd3); 7905 rt2800_rfcsr_write(rt2x00dev, 11, 0x40); 7906 rt2800_rfcsr_write(rt2x00dev, 12, 0x4e); 7907 rt2800_rfcsr_write(rt2x00dev, 13, 0x12); 7908 rt2800_rfcsr_write(rt2x00dev, 18, 0x40); 7909 rt2800_rfcsr_write(rt2x00dev, 22, 0x20); 7910 rt2800_rfcsr_write(rt2x00dev, 30, 0x10); 7911 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 7912 rt2800_rfcsr_write(rt2x00dev, 32, 0x78); 7913 rt2800_rfcsr_write(rt2x00dev, 33, 0x3b); 7914 rt2800_rfcsr_write(rt2x00dev, 34, 0x3c); 7915 rt2800_rfcsr_write(rt2x00dev, 35, 0xe0); 7916 rt2800_rfcsr_write(rt2x00dev, 38, 0x86); 7917 rt2800_rfcsr_write(rt2x00dev, 39, 0x23); 7918 rt2800_rfcsr_write(rt2x00dev, 44, 0xd3); 7919 rt2800_rfcsr_write(rt2x00dev, 45, 0xbb); 7920 rt2800_rfcsr_write(rt2x00dev, 46, 0x60); 7921 rt2800_rfcsr_write(rt2x00dev, 49, 0x8e); 7922 rt2800_rfcsr_write(rt2x00dev, 50, 0x86); 7923 rt2800_rfcsr_write(rt2x00dev, 51, 0x75); 7924 rt2800_rfcsr_write(rt2x00dev, 52, 0x45); 7925 rt2800_rfcsr_write(rt2x00dev, 53, 0x18); 7926 rt2800_rfcsr_write(rt2x00dev, 54, 0x18); 7927 rt2800_rfcsr_write(rt2x00dev, 55, 0x18); 7928 rt2800_rfcsr_write(rt2x00dev, 56, 0xdb); 7929 rt2800_rfcsr_write(rt2x00dev, 57, 0x6e); 7930 7931 /* Initiate calibration */ 7932 /* TODO: use rt2800_rf_init_calibration ? */ 7933 rfcsr = rt2800_rfcsr_read(rt2x00dev, 2); 7934 rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1); 7935 rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); 7936 7937 rt2800_freq_cal_mode1(rt2x00dev); 7938 7939 rfcsr = rt2800_rfcsr_read(rt2x00dev, 18); 7940 rt2x00_set_field8(&rfcsr, RFCSR18_XO_TUNE_BYPASS, 1); 7941 rt2800_rfcsr_write(rt2x00dev, 18, rfcsr); 7942 7943 reg = rt2800_register_read(rt2x00dev, LDO_CFG0); 7944 rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); 7945 rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); 7946 rt2800_register_write(rt2x00dev, LDO_CFG0, reg); 7947 usleep_range(1000, 1500); 7948 reg = rt2800_register_read(rt2x00dev, LDO_CFG0); 7949 rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 0); 7950 rt2800_register_write(rt2x00dev, LDO_CFG0, reg); 7951 7952 /* Set initial values for RX filter calibration */ 7953 drv_data->calibration_bw20 = 0x1f; 7954 drv_data->calibration_bw40 = 0x2f; 7955 7956 /* Save BBP 25 & 26 values for later use in channel switching */ 7957 drv_data->bbp25 = rt2800_bbp_read(rt2x00dev, 25); 7958 drv_data->bbp26 = rt2800_bbp_read(rt2x00dev, 26); 7959 7960 rt2800_led_open_drain_enable(rt2x00dev); 7961 rt2800_normal_mode_setup_3593(rt2x00dev); 7962 7963 rt3593_post_bbp_init(rt2x00dev); 7964 7965 /* TODO: enable stream mode support */ 7966 } 7967 7968 static void rt2800_init_rfcsr_5350(struct rt2x00_dev *rt2x00dev) 7969 { 7970 rt2800_rfcsr_write(rt2x00dev, 0, 0xf0); 7971 rt2800_rfcsr_write(rt2x00dev, 1, 0x23); 7972 rt2800_rfcsr_write(rt2x00dev, 2, 0x50); 7973 rt2800_rfcsr_write(rt2x00dev, 3, 0x08); 7974 rt2800_rfcsr_write(rt2x00dev, 4, 0x49); 7975 rt2800_rfcsr_write(rt2x00dev, 5, 0x10); 7976 rt2800_rfcsr_write(rt2x00dev, 6, 0xe0); 7977 rt2800_rfcsr_write(rt2x00dev, 7, 0x00); 7978 rt2800_rfcsr_write(rt2x00dev, 8, 0xf1); 7979 rt2800_rfcsr_write(rt2x00dev, 9, 0x02); 7980 rt2800_rfcsr_write(rt2x00dev, 10, 0x53); 7981 rt2800_rfcsr_write(rt2x00dev, 11, 0x4a); 7982 rt2800_rfcsr_write(rt2x00dev, 12, 0x46); 7983 if (rt2800_clk_is_20mhz(rt2x00dev)) 7984 rt2800_rfcsr_write(rt2x00dev, 13, 0x1f); 7985 else 7986 rt2800_rfcsr_write(rt2x00dev, 13, 0x9f); 7987 rt2800_rfcsr_write(rt2x00dev, 14, 0x00); 7988 rt2800_rfcsr_write(rt2x00dev, 15, 0x00); 7989 rt2800_rfcsr_write(rt2x00dev, 16, 0xc0); 7990 rt2800_rfcsr_write(rt2x00dev, 18, 0x03); 7991 rt2800_rfcsr_write(rt2x00dev, 19, 0x00); 7992 rt2800_rfcsr_write(rt2x00dev, 20, 0x00); 7993 rt2800_rfcsr_write(rt2x00dev, 21, 0x00); 7994 rt2800_rfcsr_write(rt2x00dev, 22, 0x20); 7995 rt2800_rfcsr_write(rt2x00dev, 23, 0x00); 7996 rt2800_rfcsr_write(rt2x00dev, 24, 0x00); 7997 rt2800_rfcsr_write(rt2x00dev, 25, 0x80); 7998 rt2800_rfcsr_write(rt2x00dev, 26, 0x00); 7999 rt2800_rfcsr_write(rt2x00dev, 27, 0x03); 8000 rt2800_rfcsr_write(rt2x00dev, 28, 0x00); 8001 rt2800_rfcsr_write(rt2x00dev, 29, 0xd0); 8002 rt2800_rfcsr_write(rt2x00dev, 30, 0x10); 8003 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 8004 rt2800_rfcsr_write(rt2x00dev, 32, 0x80); 8005 rt2800_rfcsr_write(rt2x00dev, 33, 0x00); 8006 rt2800_rfcsr_write(rt2x00dev, 34, 0x07); 8007 rt2800_rfcsr_write(rt2x00dev, 35, 0x12); 8008 rt2800_rfcsr_write(rt2x00dev, 36, 0x00); 8009 rt2800_rfcsr_write(rt2x00dev, 37, 0x08); 8010 rt2800_rfcsr_write(rt2x00dev, 38, 0x85); 8011 rt2800_rfcsr_write(rt2x00dev, 39, 0x1b); 8012 rt2800_rfcsr_write(rt2x00dev, 40, 0x0b); 8013 rt2800_rfcsr_write(rt2x00dev, 41, 0xbb); 8014 rt2800_rfcsr_write(rt2x00dev, 42, 0xd5); 8015 rt2800_rfcsr_write(rt2x00dev, 43, 0x9b); 8016 rt2800_rfcsr_write(rt2x00dev, 44, 0x0c); 8017 rt2800_rfcsr_write(rt2x00dev, 45, 0xa6); 8018 rt2800_rfcsr_write(rt2x00dev, 46, 0x73); 8019 rt2800_rfcsr_write(rt2x00dev, 47, 0x00); 8020 rt2800_rfcsr_write(rt2x00dev, 48, 0x10); 8021 rt2800_rfcsr_write(rt2x00dev, 49, 0x80); 8022 rt2800_rfcsr_write(rt2x00dev, 50, 0x00); 8023 rt2800_rfcsr_write(rt2x00dev, 51, 0x00); 8024 rt2800_rfcsr_write(rt2x00dev, 52, 0x38); 8025 rt2800_rfcsr_write(rt2x00dev, 53, 0x00); 8026 rt2800_rfcsr_write(rt2x00dev, 54, 0x38); 8027 rt2800_rfcsr_write(rt2x00dev, 55, 0x43); 8028 rt2800_rfcsr_write(rt2x00dev, 56, 0x82); 8029 rt2800_rfcsr_write(rt2x00dev, 57, 0x00); 8030 rt2800_rfcsr_write(rt2x00dev, 58, 0x39); 8031 rt2800_rfcsr_write(rt2x00dev, 59, 0x0b); 8032 rt2800_rfcsr_write(rt2x00dev, 60, 0x45); 8033 rt2800_rfcsr_write(rt2x00dev, 61, 0xd1); 8034 rt2800_rfcsr_write(rt2x00dev, 62, 0x00); 8035 rt2800_rfcsr_write(rt2x00dev, 63, 0x00); 8036 } 8037 8038 static void rt2800_init_rfcsr_3883(struct rt2x00_dev *rt2x00dev) 8039 { 8040 u8 rfcsr; 8041 8042 /* TODO: get the actual ECO value from the SoC */ 8043 const unsigned int eco = 5; 8044 8045 rt2800_rf_init_calibration(rt2x00dev, 2); 8046 8047 rt2800_rfcsr_write(rt2x00dev, 0, 0xe0); 8048 rt2800_rfcsr_write(rt2x00dev, 1, 0x03); 8049 rt2800_rfcsr_write(rt2x00dev, 2, 0x50); 8050 rt2800_rfcsr_write(rt2x00dev, 3, 0x20); 8051 rt2800_rfcsr_write(rt2x00dev, 4, 0x00); 8052 rt2800_rfcsr_write(rt2x00dev, 5, 0x00); 8053 rt2800_rfcsr_write(rt2x00dev, 6, 0x40); 8054 rt2800_rfcsr_write(rt2x00dev, 7, 0x00); 8055 rt2800_rfcsr_write(rt2x00dev, 8, 0x5b); 8056 rt2800_rfcsr_write(rt2x00dev, 9, 0x08); 8057 rt2800_rfcsr_write(rt2x00dev, 10, 0xd3); 8058 rt2800_rfcsr_write(rt2x00dev, 11, 0x48); 8059 rt2800_rfcsr_write(rt2x00dev, 12, 0x1a); 8060 rt2800_rfcsr_write(rt2x00dev, 13, 0x12); 8061 rt2800_rfcsr_write(rt2x00dev, 14, 0x00); 8062 rt2800_rfcsr_write(rt2x00dev, 15, 0x00); 8063 rt2800_rfcsr_write(rt2x00dev, 16, 0x00); 8064 8065 /* RFCSR 17 will be initialized later based on the 8066 * frequency offset stored in the EEPROM 8067 */ 8068 8069 rt2800_rfcsr_write(rt2x00dev, 18, 0x40); 8070 rt2800_rfcsr_write(rt2x00dev, 19, 0x00); 8071 rt2800_rfcsr_write(rt2x00dev, 20, 0x00); 8072 rt2800_rfcsr_write(rt2x00dev, 21, 0x00); 8073 rt2800_rfcsr_write(rt2x00dev, 22, 0x20); 8074 rt2800_rfcsr_write(rt2x00dev, 23, 0xc0); 8075 rt2800_rfcsr_write(rt2x00dev, 24, 0x00); 8076 rt2800_rfcsr_write(rt2x00dev, 25, 0x00); 8077 rt2800_rfcsr_write(rt2x00dev, 26, 0x00); 8078 rt2800_rfcsr_write(rt2x00dev, 27, 0x00); 8079 rt2800_rfcsr_write(rt2x00dev, 28, 0x00); 8080 rt2800_rfcsr_write(rt2x00dev, 29, 0x00); 8081 rt2800_rfcsr_write(rt2x00dev, 30, 0x10); 8082 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 8083 rt2800_rfcsr_write(rt2x00dev, 32, 0x80); 8084 rt2800_rfcsr_write(rt2x00dev, 33, 0x00); 8085 rt2800_rfcsr_write(rt2x00dev, 34, 0x20); 8086 rt2800_rfcsr_write(rt2x00dev, 35, 0x00); 8087 rt2800_rfcsr_write(rt2x00dev, 36, 0x00); 8088 rt2800_rfcsr_write(rt2x00dev, 37, 0x00); 8089 rt2800_rfcsr_write(rt2x00dev, 38, 0x86); 8090 rt2800_rfcsr_write(rt2x00dev, 39, 0x23); 8091 rt2800_rfcsr_write(rt2x00dev, 40, 0x00); 8092 rt2800_rfcsr_write(rt2x00dev, 41, 0x00); 8093 rt2800_rfcsr_write(rt2x00dev, 42, 0x00); 8094 rt2800_rfcsr_write(rt2x00dev, 43, 0x00); 8095 rt2800_rfcsr_write(rt2x00dev, 44, 0x93); 8096 rt2800_rfcsr_write(rt2x00dev, 45, 0xbb); 8097 rt2800_rfcsr_write(rt2x00dev, 46, 0x60); 8098 rt2800_rfcsr_write(rt2x00dev, 47, 0x00); 8099 rt2800_rfcsr_write(rt2x00dev, 48, 0x00); 8100 rt2800_rfcsr_write(rt2x00dev, 49, 0x8e); 8101 rt2800_rfcsr_write(rt2x00dev, 50, 0x86); 8102 rt2800_rfcsr_write(rt2x00dev, 51, 0x51); 8103 rt2800_rfcsr_write(rt2x00dev, 52, 0x05); 8104 rt2800_rfcsr_write(rt2x00dev, 53, 0x76); 8105 rt2800_rfcsr_write(rt2x00dev, 54, 0x76); 8106 rt2800_rfcsr_write(rt2x00dev, 55, 0x76); 8107 rt2800_rfcsr_write(rt2x00dev, 56, 0xdb); 8108 rt2800_rfcsr_write(rt2x00dev, 57, 0x3e); 8109 rt2800_rfcsr_write(rt2x00dev, 58, 0x00); 8110 rt2800_rfcsr_write(rt2x00dev, 59, 0x00); 8111 rt2800_rfcsr_write(rt2x00dev, 60, 0x00); 8112 rt2800_rfcsr_write(rt2x00dev, 61, 0x00); 8113 rt2800_rfcsr_write(rt2x00dev, 62, 0x00); 8114 rt2800_rfcsr_write(rt2x00dev, 63, 0x00); 8115 8116 /* TODO: rx filter calibration? */ 8117 8118 rt2800_bbp_write(rt2x00dev, 137, 0x0f); 8119 8120 rt2800_bbp_write(rt2x00dev, 163, 0x9d); 8121 8122 rt2800_bbp_write(rt2x00dev, 105, 0x05); 8123 8124 rt2800_bbp_write(rt2x00dev, 179, 0x02); 8125 rt2800_bbp_write(rt2x00dev, 180, 0x00); 8126 rt2800_bbp_write(rt2x00dev, 182, 0x40); 8127 rt2800_bbp_write(rt2x00dev, 180, 0x01); 8128 rt2800_bbp_write(rt2x00dev, 182, 0x9c); 8129 8130 rt2800_bbp_write(rt2x00dev, 179, 0x00); 8131 8132 rt2800_bbp_write(rt2x00dev, 142, 0x04); 8133 rt2800_bbp_write(rt2x00dev, 143, 0x3b); 8134 rt2800_bbp_write(rt2x00dev, 142, 0x06); 8135 rt2800_bbp_write(rt2x00dev, 143, 0xa0); 8136 rt2800_bbp_write(rt2x00dev, 142, 0x07); 8137 rt2800_bbp_write(rt2x00dev, 143, 0xa1); 8138 rt2800_bbp_write(rt2x00dev, 142, 0x08); 8139 rt2800_bbp_write(rt2x00dev, 143, 0xa2); 8140 rt2800_bbp_write(rt2x00dev, 148, 0xc8); 8141 8142 if (eco == 5) { 8143 rt2800_rfcsr_write(rt2x00dev, 32, 0xd8); 8144 rt2800_rfcsr_write(rt2x00dev, 33, 0x32); 8145 } 8146 8147 rfcsr = rt2800_rfcsr_read(rt2x00dev, 2); 8148 rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_BP, 0); 8149 rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1); 8150 rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); 8151 msleep(1); 8152 rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 0); 8153 rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); 8154 8155 rfcsr = rt2800_rfcsr_read(rt2x00dev, 1); 8156 rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); 8157 rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); 8158 8159 rfcsr = rt2800_rfcsr_read(rt2x00dev, 6); 8160 rfcsr |= 0xc0; 8161 rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); 8162 8163 rfcsr = rt2800_rfcsr_read(rt2x00dev, 22); 8164 rfcsr |= 0x20; 8165 rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); 8166 8167 rfcsr = rt2800_rfcsr_read(rt2x00dev, 46); 8168 rfcsr |= 0x20; 8169 rt2800_rfcsr_write(rt2x00dev, 46, rfcsr); 8170 8171 rfcsr = rt2800_rfcsr_read(rt2x00dev, 20); 8172 rfcsr &= ~0xee; 8173 rt2800_rfcsr_write(rt2x00dev, 20, rfcsr); 8174 } 8175 8176 static void rt2800_init_rfcsr_5390(struct rt2x00_dev *rt2x00dev) 8177 { 8178 rt2800_rf_init_calibration(rt2x00dev, 2); 8179 8180 rt2800_rfcsr_write(rt2x00dev, 1, 0x0f); 8181 rt2800_rfcsr_write(rt2x00dev, 2, 0x80); 8182 rt2800_rfcsr_write(rt2x00dev, 3, 0x88); 8183 rt2800_rfcsr_write(rt2x00dev, 5, 0x10); 8184 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) 8185 rt2800_rfcsr_write(rt2x00dev, 6, 0xe0); 8186 else 8187 rt2800_rfcsr_write(rt2x00dev, 6, 0xa0); 8188 rt2800_rfcsr_write(rt2x00dev, 7, 0x00); 8189 rt2800_rfcsr_write(rt2x00dev, 10, 0x53); 8190 rt2800_rfcsr_write(rt2x00dev, 11, 0x4a); 8191 rt2800_rfcsr_write(rt2x00dev, 12, 0x46); 8192 rt2800_rfcsr_write(rt2x00dev, 13, 0x9f); 8193 rt2800_rfcsr_write(rt2x00dev, 14, 0x00); 8194 rt2800_rfcsr_write(rt2x00dev, 15, 0x00); 8195 rt2800_rfcsr_write(rt2x00dev, 16, 0x00); 8196 rt2800_rfcsr_write(rt2x00dev, 18, 0x03); 8197 rt2800_rfcsr_write(rt2x00dev, 19, 0x00); 8198 8199 rt2800_rfcsr_write(rt2x00dev, 20, 0x00); 8200 rt2800_rfcsr_write(rt2x00dev, 21, 0x00); 8201 rt2800_rfcsr_write(rt2x00dev, 22, 0x20); 8202 rt2800_rfcsr_write(rt2x00dev, 23, 0x00); 8203 rt2800_rfcsr_write(rt2x00dev, 24, 0x00); 8204 if (rt2x00_is_usb(rt2x00dev) && 8205 rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) 8206 rt2800_rfcsr_write(rt2x00dev, 25, 0x80); 8207 else 8208 rt2800_rfcsr_write(rt2x00dev, 25, 0xc0); 8209 rt2800_rfcsr_write(rt2x00dev, 26, 0x00); 8210 rt2800_rfcsr_write(rt2x00dev, 27, 0x09); 8211 rt2800_rfcsr_write(rt2x00dev, 28, 0x00); 8212 rt2800_rfcsr_write(rt2x00dev, 29, 0x10); 8213 8214 rt2800_rfcsr_write(rt2x00dev, 30, 0x10); 8215 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 8216 rt2800_rfcsr_write(rt2x00dev, 32, 0x80); 8217 rt2800_rfcsr_write(rt2x00dev, 33, 0x00); 8218 rt2800_rfcsr_write(rt2x00dev, 34, 0x07); 8219 rt2800_rfcsr_write(rt2x00dev, 35, 0x12); 8220 rt2800_rfcsr_write(rt2x00dev, 36, 0x00); 8221 rt2800_rfcsr_write(rt2x00dev, 37, 0x08); 8222 rt2800_rfcsr_write(rt2x00dev, 38, 0x85); 8223 rt2800_rfcsr_write(rt2x00dev, 39, 0x1b); 8224 8225 rt2800_rfcsr_write(rt2x00dev, 40, 0x0b); 8226 rt2800_rfcsr_write(rt2x00dev, 41, 0xbb); 8227 rt2800_rfcsr_write(rt2x00dev, 42, 0xd2); 8228 rt2800_rfcsr_write(rt2x00dev, 43, 0x9a); 8229 rt2800_rfcsr_write(rt2x00dev, 44, 0x0e); 8230 rt2800_rfcsr_write(rt2x00dev, 45, 0xa2); 8231 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) 8232 rt2800_rfcsr_write(rt2x00dev, 46, 0x73); 8233 else 8234 rt2800_rfcsr_write(rt2x00dev, 46, 0x7b); 8235 rt2800_rfcsr_write(rt2x00dev, 47, 0x00); 8236 rt2800_rfcsr_write(rt2x00dev, 48, 0x10); 8237 rt2800_rfcsr_write(rt2x00dev, 49, 0x94); 8238 8239 rt2800_rfcsr_write(rt2x00dev, 52, 0x38); 8240 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) 8241 rt2800_rfcsr_write(rt2x00dev, 53, 0x00); 8242 else 8243 rt2800_rfcsr_write(rt2x00dev, 53, 0x84); 8244 rt2800_rfcsr_write(rt2x00dev, 54, 0x78); 8245 rt2800_rfcsr_write(rt2x00dev, 55, 0x44); 8246 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) 8247 rt2800_rfcsr_write(rt2x00dev, 56, 0x42); 8248 else 8249 rt2800_rfcsr_write(rt2x00dev, 56, 0x22); 8250 rt2800_rfcsr_write(rt2x00dev, 57, 0x80); 8251 rt2800_rfcsr_write(rt2x00dev, 58, 0x7f); 8252 rt2800_rfcsr_write(rt2x00dev, 59, 0x8f); 8253 8254 rt2800_rfcsr_write(rt2x00dev, 60, 0x45); 8255 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) { 8256 if (rt2x00_is_usb(rt2x00dev)) 8257 rt2800_rfcsr_write(rt2x00dev, 61, 0xd1); 8258 else 8259 rt2800_rfcsr_write(rt2x00dev, 61, 0xd5); 8260 } else { 8261 if (rt2x00_is_usb(rt2x00dev)) 8262 rt2800_rfcsr_write(rt2x00dev, 61, 0xdd); 8263 else 8264 rt2800_rfcsr_write(rt2x00dev, 61, 0xb5); 8265 } 8266 rt2800_rfcsr_write(rt2x00dev, 62, 0x00); 8267 rt2800_rfcsr_write(rt2x00dev, 63, 0x00); 8268 8269 rt2800_normal_mode_setup_5xxx(rt2x00dev); 8270 8271 rt2800_led_open_drain_enable(rt2x00dev); 8272 } 8273 8274 static void rt2800_init_rfcsr_5392(struct rt2x00_dev *rt2x00dev) 8275 { 8276 rt2800_rf_init_calibration(rt2x00dev, 2); 8277 8278 rt2800_rfcsr_write(rt2x00dev, 1, 0x17); 8279 rt2800_rfcsr_write(rt2x00dev, 3, 0x88); 8280 rt2800_rfcsr_write(rt2x00dev, 5, 0x10); 8281 rt2800_rfcsr_write(rt2x00dev, 6, 0xe0); 8282 rt2800_rfcsr_write(rt2x00dev, 7, 0x00); 8283 rt2800_rfcsr_write(rt2x00dev, 10, 0x53); 8284 rt2800_rfcsr_write(rt2x00dev, 11, 0x4a); 8285 rt2800_rfcsr_write(rt2x00dev, 12, 0x46); 8286 rt2800_rfcsr_write(rt2x00dev, 13, 0x9f); 8287 rt2800_rfcsr_write(rt2x00dev, 14, 0x00); 8288 rt2800_rfcsr_write(rt2x00dev, 15, 0x00); 8289 rt2800_rfcsr_write(rt2x00dev, 16, 0x00); 8290 rt2800_rfcsr_write(rt2x00dev, 18, 0x03); 8291 rt2800_rfcsr_write(rt2x00dev, 19, 0x4d); 8292 rt2800_rfcsr_write(rt2x00dev, 20, 0x00); 8293 rt2800_rfcsr_write(rt2x00dev, 21, 0x8d); 8294 rt2800_rfcsr_write(rt2x00dev, 22, 0x20); 8295 rt2800_rfcsr_write(rt2x00dev, 23, 0x0b); 8296 rt2800_rfcsr_write(rt2x00dev, 24, 0x44); 8297 rt2800_rfcsr_write(rt2x00dev, 25, 0x80); 8298 rt2800_rfcsr_write(rt2x00dev, 26, 0x82); 8299 rt2800_rfcsr_write(rt2x00dev, 27, 0x09); 8300 rt2800_rfcsr_write(rt2x00dev, 28, 0x00); 8301 rt2800_rfcsr_write(rt2x00dev, 29, 0x10); 8302 rt2800_rfcsr_write(rt2x00dev, 30, 0x10); 8303 rt2800_rfcsr_write(rt2x00dev, 31, 0x80); 8304 rt2800_rfcsr_write(rt2x00dev, 32, 0x20); 8305 rt2800_rfcsr_write(rt2x00dev, 33, 0xC0); 8306 rt2800_rfcsr_write(rt2x00dev, 34, 0x07); 8307 rt2800_rfcsr_write(rt2x00dev, 35, 0x12); 8308 rt2800_rfcsr_write(rt2x00dev, 36, 0x00); 8309 rt2800_rfcsr_write(rt2x00dev, 37, 0x08); 8310 rt2800_rfcsr_write(rt2x00dev, 38, 0x89); 8311 rt2800_rfcsr_write(rt2x00dev, 39, 0x1b); 8312 rt2800_rfcsr_write(rt2x00dev, 40, 0x0f); 8313 rt2800_rfcsr_write(rt2x00dev, 41, 0xbb); 8314 rt2800_rfcsr_write(rt2x00dev, 42, 0xd5); 8315 rt2800_rfcsr_write(rt2x00dev, 43, 0x9b); 8316 rt2800_rfcsr_write(rt2x00dev, 44, 0x0e); 8317 rt2800_rfcsr_write(rt2x00dev, 45, 0xa2); 8318 rt2800_rfcsr_write(rt2x00dev, 46, 0x73); 8319 rt2800_rfcsr_write(rt2x00dev, 47, 0x0c); 8320 rt2800_rfcsr_write(rt2x00dev, 48, 0x10); 8321 rt2800_rfcsr_write(rt2x00dev, 49, 0x94); 8322 rt2800_rfcsr_write(rt2x00dev, 50, 0x94); 8323 rt2800_rfcsr_write(rt2x00dev, 51, 0x3a); 8324 rt2800_rfcsr_write(rt2x00dev, 52, 0x48); 8325 rt2800_rfcsr_write(rt2x00dev, 53, 0x44); 8326 rt2800_rfcsr_write(rt2x00dev, 54, 0x38); 8327 rt2800_rfcsr_write(rt2x00dev, 55, 0x43); 8328 rt2800_rfcsr_write(rt2x00dev, 56, 0xa1); 8329 rt2800_rfcsr_write(rt2x00dev, 57, 0x00); 8330 rt2800_rfcsr_write(rt2x00dev, 58, 0x39); 8331 rt2800_rfcsr_write(rt2x00dev, 59, 0x07); 8332 rt2800_rfcsr_write(rt2x00dev, 60, 0x45); 8333 rt2800_rfcsr_write(rt2x00dev, 61, 0x91); 8334 rt2800_rfcsr_write(rt2x00dev, 62, 0x39); 8335 rt2800_rfcsr_write(rt2x00dev, 63, 0x07); 8336 8337 rt2800_normal_mode_setup_5xxx(rt2x00dev); 8338 8339 rt2800_led_open_drain_enable(rt2x00dev); 8340 } 8341 8342 static void rt2800_init_rfcsr_5592(struct rt2x00_dev *rt2x00dev) 8343 { 8344 rt2800_rf_init_calibration(rt2x00dev, 30); 8345 8346 rt2800_rfcsr_write(rt2x00dev, 1, 0x3F); 8347 rt2800_rfcsr_write(rt2x00dev, 3, 0x08); 8348 rt2800_rfcsr_write(rt2x00dev, 5, 0x10); 8349 rt2800_rfcsr_write(rt2x00dev, 6, 0xE4); 8350 rt2800_rfcsr_write(rt2x00dev, 7, 0x00); 8351 rt2800_rfcsr_write(rt2x00dev, 14, 0x00); 8352 rt2800_rfcsr_write(rt2x00dev, 15, 0x00); 8353 rt2800_rfcsr_write(rt2x00dev, 16, 0x00); 8354 rt2800_rfcsr_write(rt2x00dev, 18, 0x03); 8355 rt2800_rfcsr_write(rt2x00dev, 19, 0x4D); 8356 rt2800_rfcsr_write(rt2x00dev, 20, 0x10); 8357 rt2800_rfcsr_write(rt2x00dev, 21, 0x8D); 8358 rt2800_rfcsr_write(rt2x00dev, 26, 0x82); 8359 rt2800_rfcsr_write(rt2x00dev, 28, 0x00); 8360 rt2800_rfcsr_write(rt2x00dev, 29, 0x10); 8361 rt2800_rfcsr_write(rt2x00dev, 33, 0xC0); 8362 rt2800_rfcsr_write(rt2x00dev, 34, 0x07); 8363 rt2800_rfcsr_write(rt2x00dev, 35, 0x12); 8364 rt2800_rfcsr_write(rt2x00dev, 47, 0x0C); 8365 rt2800_rfcsr_write(rt2x00dev, 53, 0x22); 8366 rt2800_rfcsr_write(rt2x00dev, 63, 0x07); 8367 8368 rt2800_rfcsr_write(rt2x00dev, 2, 0x80); 8369 msleep(1); 8370 8371 rt2800_freq_cal_mode1(rt2x00dev); 8372 8373 /* Enable DC filter */ 8374 if (rt2x00_rt_rev_gte(rt2x00dev, RT5592, REV_RT5592C)) 8375 rt2800_bbp_write(rt2x00dev, 103, 0xc0); 8376 8377 rt2800_normal_mode_setup_5xxx(rt2x00dev); 8378 8379 if (rt2x00_rt_rev_lt(rt2x00dev, RT5592, REV_RT5592C)) 8380 rt2800_rfcsr_write(rt2x00dev, 27, 0x03); 8381 8382 rt2800_led_open_drain_enable(rt2x00dev); 8383 } 8384 8385 static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev, 8386 bool set_bw, bool is_ht40) 8387 { 8388 u8 bbp_val; 8389 8390 bbp_val = rt2800_bbp_read(rt2x00dev, 21); 8391 bbp_val |= 0x1; 8392 rt2800_bbp_write(rt2x00dev, 21, bbp_val); 8393 usleep_range(100, 200); 8394 8395 if (set_bw) { 8396 bbp_val = rt2800_bbp_read(rt2x00dev, 4); 8397 rt2x00_set_field8(&bbp_val, BBP4_BANDWIDTH, 2 * is_ht40); 8398 rt2800_bbp_write(rt2x00dev, 4, bbp_val); 8399 usleep_range(100, 200); 8400 } 8401 8402 bbp_val = rt2800_bbp_read(rt2x00dev, 21); 8403 bbp_val &= (~0x1); 8404 rt2800_bbp_write(rt2x00dev, 21, bbp_val); 8405 usleep_range(100, 200); 8406 } 8407 8408 static int rt2800_rf_lp_config(struct rt2x00_dev *rt2x00dev, bool btxcal) 8409 { 8410 u8 rf_val; 8411 8412 if (btxcal) 8413 rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x04); 8414 else 8415 rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x02); 8416 8417 rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x06); 8418 8419 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 17); 8420 rf_val |= 0x80; 8421 rt2800_rfcsr_write_bank(rt2x00dev, 5, 17, rf_val); 8422 8423 if (btxcal) { 8424 rt2800_rfcsr_write_bank(rt2x00dev, 5, 18, 0xC1); 8425 rt2800_rfcsr_write_bank(rt2x00dev, 5, 19, 0x20); 8426 rt2800_rfcsr_write_bank(rt2x00dev, 5, 20, 0x02); 8427 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 3); 8428 rf_val &= (~0x3F); 8429 rf_val |= 0x3F; 8430 rt2800_rfcsr_write_bank(rt2x00dev, 5, 3, rf_val); 8431 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 4); 8432 rf_val &= (~0x3F); 8433 rf_val |= 0x3F; 8434 rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, rf_val); 8435 rt2800_rfcsr_write_bank(rt2x00dev, 5, 5, 0x31); 8436 } else { 8437 rt2800_rfcsr_write_bank(rt2x00dev, 5, 18, 0xF1); 8438 rt2800_rfcsr_write_bank(rt2x00dev, 5, 19, 0x18); 8439 rt2800_rfcsr_write_bank(rt2x00dev, 5, 20, 0x02); 8440 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 3); 8441 rf_val &= (~0x3F); 8442 rf_val |= 0x34; 8443 rt2800_rfcsr_write_bank(rt2x00dev, 5, 3, rf_val); 8444 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 4); 8445 rf_val &= (~0x3F); 8446 rf_val |= 0x34; 8447 rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, rf_val); 8448 } 8449 8450 return 0; 8451 } 8452 8453 static char rt2800_lp_tx_filter_bw_cal(struct rt2x00_dev *rt2x00dev) 8454 { 8455 unsigned int cnt; 8456 u8 bbp_val; 8457 char cal_val; 8458 8459 rt2800_bbp_dcoc_write(rt2x00dev, 0, 0x82); 8460 8461 cnt = 0; 8462 do { 8463 usleep_range(500, 2000); 8464 bbp_val = rt2800_bbp_read(rt2x00dev, 159); 8465 if (bbp_val == 0x02 || cnt == 20) 8466 break; 8467 8468 cnt++; 8469 } while (cnt < 20); 8470 8471 bbp_val = rt2800_bbp_dcoc_read(rt2x00dev, 0x39); 8472 cal_val = bbp_val & 0x7F; 8473 if (cal_val >= 0x40) 8474 cal_val -= 128; 8475 8476 return cal_val; 8477 } 8478 8479 static void rt2800_bw_filter_calibration(struct rt2x00_dev *rt2x00dev, 8480 bool btxcal) 8481 { 8482 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 8483 u8 tx_agc_fc = 0, rx_agc_fc = 0, cmm_agc_fc; 8484 u8 filter_target; 8485 u8 tx_filter_target_20m = 0x09, tx_filter_target_40m = 0x02; 8486 u8 rx_filter_target_20m = 0x27, rx_filter_target_40m = 0x31; 8487 int loop = 0, is_ht40, cnt; 8488 u8 bbp_val, rf_val; 8489 char cal_r32_init, cal_r32_val, cal_diff; 8490 u8 saverfb5r00, saverfb5r01, saverfb5r03, saverfb5r04, saverfb5r05; 8491 u8 saverfb5r06, saverfb5r07; 8492 u8 saverfb5r08, saverfb5r17, saverfb5r18, saverfb5r19, saverfb5r20; 8493 u8 saverfb5r37, saverfb5r38, saverfb5r39, saverfb5r40, saverfb5r41; 8494 u8 saverfb5r42, saverfb5r43, saverfb5r44, saverfb5r45, saverfb5r46; 8495 u8 saverfb5r58, saverfb5r59; 8496 u8 savebbp159r0, savebbp159r2, savebbpr23; 8497 u32 MAC_RF_CONTROL0, MAC_RF_BYPASS0; 8498 8499 /* Save MAC registers */ 8500 MAC_RF_CONTROL0 = rt2800_register_read(rt2x00dev, RF_CONTROL0); 8501 MAC_RF_BYPASS0 = rt2800_register_read(rt2x00dev, RF_BYPASS0); 8502 8503 /* save BBP registers */ 8504 savebbpr23 = rt2800_bbp_read(rt2x00dev, 23); 8505 8506 savebbp159r0 = rt2800_bbp_dcoc_read(rt2x00dev, 0); 8507 savebbp159r2 = rt2800_bbp_dcoc_read(rt2x00dev, 2); 8508 8509 /* Save RF registers */ 8510 saverfb5r00 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 0); 8511 saverfb5r01 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1); 8512 saverfb5r03 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 3); 8513 saverfb5r04 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 4); 8514 saverfb5r05 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 5); 8515 saverfb5r06 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 6); 8516 saverfb5r07 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 7); 8517 saverfb5r08 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 8); 8518 saverfb5r17 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 17); 8519 saverfb5r18 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 18); 8520 saverfb5r19 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 19); 8521 saverfb5r20 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 20); 8522 8523 saverfb5r37 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 37); 8524 saverfb5r38 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 38); 8525 saverfb5r39 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 39); 8526 saverfb5r40 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 40); 8527 saverfb5r41 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 41); 8528 saverfb5r42 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 42); 8529 saverfb5r43 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 43); 8530 saverfb5r44 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 44); 8531 saverfb5r45 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 45); 8532 saverfb5r46 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 46); 8533 8534 saverfb5r58 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 58); 8535 saverfb5r59 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 59); 8536 8537 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 0); 8538 rf_val |= 0x3; 8539 rt2800_rfcsr_write_bank(rt2x00dev, 5, 0, rf_val); 8540 8541 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1); 8542 rf_val |= 0x1; 8543 rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, rf_val); 8544 8545 cnt = 0; 8546 do { 8547 usleep_range(500, 2000); 8548 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1); 8549 if (((rf_val & 0x1) == 0x00) || (cnt == 40)) 8550 break; 8551 cnt++; 8552 } while (cnt < 40); 8553 8554 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 0); 8555 rf_val &= (~0x3); 8556 rf_val |= 0x1; 8557 rt2800_rfcsr_write_bank(rt2x00dev, 5, 0, rf_val); 8558 8559 /* I-3 */ 8560 bbp_val = rt2800_bbp_read(rt2x00dev, 23); 8561 bbp_val &= (~0x1F); 8562 bbp_val |= 0x10; 8563 rt2800_bbp_write(rt2x00dev, 23, bbp_val); 8564 8565 do { 8566 /* I-4,5,6,7,8,9 */ 8567 if (loop == 0) { 8568 is_ht40 = false; 8569 8570 if (btxcal) 8571 filter_target = tx_filter_target_20m; 8572 else 8573 filter_target = rx_filter_target_20m; 8574 } else { 8575 is_ht40 = true; 8576 8577 if (btxcal) 8578 filter_target = tx_filter_target_40m; 8579 else 8580 filter_target = rx_filter_target_40m; 8581 } 8582 8583 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 8); 8584 rf_val &= (~0x04); 8585 if (loop == 1) 8586 rf_val |= 0x4; 8587 8588 rt2800_rfcsr_write_bank(rt2x00dev, 5, 8, rf_val); 8589 8590 rt2800_bbp_core_soft_reset(rt2x00dev, true, is_ht40); 8591 8592 rt2800_rf_lp_config(rt2x00dev, btxcal); 8593 if (btxcal) { 8594 tx_agc_fc = 0; 8595 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 58); 8596 rf_val &= (~0x7F); 8597 rt2800_rfcsr_write_bank(rt2x00dev, 5, 58, rf_val); 8598 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 59); 8599 rf_val &= (~0x7F); 8600 rt2800_rfcsr_write_bank(rt2x00dev, 5, 59, rf_val); 8601 } else { 8602 rx_agc_fc = 0; 8603 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 6); 8604 rf_val &= (~0x7F); 8605 rt2800_rfcsr_write_bank(rt2x00dev, 5, 6, rf_val); 8606 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 7); 8607 rf_val &= (~0x7F); 8608 rt2800_rfcsr_write_bank(rt2x00dev, 5, 7, rf_val); 8609 } 8610 8611 usleep_range(1000, 2000); 8612 8613 bbp_val = rt2800_bbp_dcoc_read(rt2x00dev, 2); 8614 bbp_val &= (~0x6); 8615 rt2800_bbp_dcoc_write(rt2x00dev, 2, bbp_val); 8616 8617 rt2800_bbp_core_soft_reset(rt2x00dev, false, is_ht40); 8618 8619 cal_r32_init = rt2800_lp_tx_filter_bw_cal(rt2x00dev); 8620 8621 bbp_val = rt2800_bbp_dcoc_read(rt2x00dev, 2); 8622 bbp_val |= 0x6; 8623 rt2800_bbp_dcoc_write(rt2x00dev, 2, bbp_val); 8624 do_cal: 8625 if (btxcal) { 8626 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 58); 8627 rf_val &= (~0x7F); 8628 rf_val |= tx_agc_fc; 8629 rt2800_rfcsr_write_bank(rt2x00dev, 5, 58, rf_val); 8630 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 59); 8631 rf_val &= (~0x7F); 8632 rf_val |= tx_agc_fc; 8633 rt2800_rfcsr_write_bank(rt2x00dev, 5, 59, rf_val); 8634 } else { 8635 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 6); 8636 rf_val &= (~0x7F); 8637 rf_val |= rx_agc_fc; 8638 rt2800_rfcsr_write_bank(rt2x00dev, 5, 6, rf_val); 8639 rf_val = rt2800_rfcsr_read_bank(rt2x00dev, 5, 7); 8640 rf_val &= (~0x7F); 8641 rf_val |= rx_agc_fc; 8642 rt2800_rfcsr_write_bank(rt2x00dev, 5, 7, rf_val); 8643 } 8644 8645 usleep_range(500, 1000); 8646 8647 rt2800_bbp_core_soft_reset(rt2x00dev, false, is_ht40); 8648 8649 cal_r32_val = rt2800_lp_tx_filter_bw_cal(rt2x00dev); 8650 8651 cal_diff = cal_r32_init - cal_r32_val; 8652 8653 if (btxcal) 8654 cmm_agc_fc = tx_agc_fc; 8655 else 8656 cmm_agc_fc = rx_agc_fc; 8657 8658 if (((cal_diff > filter_target) && (cmm_agc_fc == 0)) || 8659 ((cal_diff < filter_target) && (cmm_agc_fc == 0x3f))) { 8660 if (btxcal) 8661 tx_agc_fc = 0; 8662 else 8663 rx_agc_fc = 0; 8664 } else if ((cal_diff <= filter_target) && (cmm_agc_fc < 0x3f)) { 8665 if (btxcal) 8666 tx_agc_fc++; 8667 else 8668 rx_agc_fc++; 8669 goto do_cal; 8670 } 8671 8672 if (btxcal) { 8673 if (loop == 0) 8674 drv_data->tx_calibration_bw20 = tx_agc_fc; 8675 else 8676 drv_data->tx_calibration_bw40 = tx_agc_fc; 8677 } else { 8678 if (loop == 0) 8679 drv_data->rx_calibration_bw20 = rx_agc_fc; 8680 else 8681 drv_data->rx_calibration_bw40 = rx_agc_fc; 8682 } 8683 8684 loop++; 8685 } while (loop <= 1); 8686 8687 rt2800_rfcsr_write_bank(rt2x00dev, 5, 0, saverfb5r00); 8688 rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, saverfb5r01); 8689 rt2800_rfcsr_write_bank(rt2x00dev, 5, 3, saverfb5r03); 8690 rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, saverfb5r04); 8691 rt2800_rfcsr_write_bank(rt2x00dev, 5, 5, saverfb5r05); 8692 rt2800_rfcsr_write_bank(rt2x00dev, 5, 6, saverfb5r06); 8693 rt2800_rfcsr_write_bank(rt2x00dev, 5, 7, saverfb5r07); 8694 rt2800_rfcsr_write_bank(rt2x00dev, 5, 8, saverfb5r08); 8695 rt2800_rfcsr_write_bank(rt2x00dev, 5, 17, saverfb5r17); 8696 rt2800_rfcsr_write_bank(rt2x00dev, 5, 18, saverfb5r18); 8697 rt2800_rfcsr_write_bank(rt2x00dev, 5, 19, saverfb5r19); 8698 rt2800_rfcsr_write_bank(rt2x00dev, 5, 20, saverfb5r20); 8699 8700 rt2800_rfcsr_write_bank(rt2x00dev, 5, 37, saverfb5r37); 8701 rt2800_rfcsr_write_bank(rt2x00dev, 5, 38, saverfb5r38); 8702 rt2800_rfcsr_write_bank(rt2x00dev, 5, 39, saverfb5r39); 8703 rt2800_rfcsr_write_bank(rt2x00dev, 5, 40, saverfb5r40); 8704 rt2800_rfcsr_write_bank(rt2x00dev, 5, 41, saverfb5r41); 8705 rt2800_rfcsr_write_bank(rt2x00dev, 5, 42, saverfb5r42); 8706 rt2800_rfcsr_write_bank(rt2x00dev, 5, 43, saverfb5r43); 8707 rt2800_rfcsr_write_bank(rt2x00dev, 5, 44, saverfb5r44); 8708 rt2800_rfcsr_write_bank(rt2x00dev, 5, 45, saverfb5r45); 8709 rt2800_rfcsr_write_bank(rt2x00dev, 5, 46, saverfb5r46); 8710 8711 rt2800_rfcsr_write_bank(rt2x00dev, 5, 58, saverfb5r58); 8712 rt2800_rfcsr_write_bank(rt2x00dev, 5, 59, saverfb5r59); 8713 8714 rt2800_bbp_write(rt2x00dev, 23, savebbpr23); 8715 8716 rt2800_bbp_dcoc_write(rt2x00dev, 0, savebbp159r0); 8717 rt2800_bbp_dcoc_write(rt2x00dev, 2, savebbp159r2); 8718 8719 bbp_val = rt2800_bbp_read(rt2x00dev, 4); 8720 rt2x00_set_field8(&bbp_val, BBP4_BANDWIDTH, 8721 2 * test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)); 8722 rt2800_bbp_write(rt2x00dev, 4, bbp_val); 8723 8724 rt2800_register_write(rt2x00dev, RF_CONTROL0, MAC_RF_CONTROL0); 8725 rt2800_register_write(rt2x00dev, RF_BYPASS0, MAC_RF_BYPASS0); 8726 } 8727 8728 static void rt2800_init_rfcsr_6352(struct rt2x00_dev *rt2x00dev) 8729 { 8730 /* Initialize RF central register to default value */ 8731 rt2800_rfcsr_write(rt2x00dev, 0, 0x02); 8732 rt2800_rfcsr_write(rt2x00dev, 1, 0x03); 8733 rt2800_rfcsr_write(rt2x00dev, 2, 0x33); 8734 rt2800_rfcsr_write(rt2x00dev, 3, 0xFF); 8735 rt2800_rfcsr_write(rt2x00dev, 4, 0x0C); 8736 rt2800_rfcsr_write(rt2x00dev, 5, 0x40); 8737 rt2800_rfcsr_write(rt2x00dev, 6, 0x00); 8738 rt2800_rfcsr_write(rt2x00dev, 7, 0x00); 8739 rt2800_rfcsr_write(rt2x00dev, 8, 0x00); 8740 rt2800_rfcsr_write(rt2x00dev, 9, 0x00); 8741 rt2800_rfcsr_write(rt2x00dev, 10, 0x00); 8742 rt2800_rfcsr_write(rt2x00dev, 11, 0x00); 8743 rt2800_rfcsr_write(rt2x00dev, 12, rt2x00dev->freq_offset); 8744 rt2800_rfcsr_write(rt2x00dev, 13, 0x00); 8745 rt2800_rfcsr_write(rt2x00dev, 14, 0x40); 8746 rt2800_rfcsr_write(rt2x00dev, 15, 0x22); 8747 rt2800_rfcsr_write(rt2x00dev, 16, 0x4C); 8748 rt2800_rfcsr_write(rt2x00dev, 17, 0x00); 8749 rt2800_rfcsr_write(rt2x00dev, 18, 0x00); 8750 rt2800_rfcsr_write(rt2x00dev, 19, 0x00); 8751 rt2800_rfcsr_write(rt2x00dev, 20, 0xA0); 8752 rt2800_rfcsr_write(rt2x00dev, 21, 0x12); 8753 rt2800_rfcsr_write(rt2x00dev, 22, 0x07); 8754 rt2800_rfcsr_write(rt2x00dev, 23, 0x13); 8755 rt2800_rfcsr_write(rt2x00dev, 24, 0xFE); 8756 rt2800_rfcsr_write(rt2x00dev, 25, 0x24); 8757 rt2800_rfcsr_write(rt2x00dev, 26, 0x7A); 8758 rt2800_rfcsr_write(rt2x00dev, 27, 0x00); 8759 rt2800_rfcsr_write(rt2x00dev, 28, 0x00); 8760 rt2800_rfcsr_write(rt2x00dev, 29, 0x05); 8761 rt2800_rfcsr_write(rt2x00dev, 30, 0x00); 8762 rt2800_rfcsr_write(rt2x00dev, 31, 0x00); 8763 rt2800_rfcsr_write(rt2x00dev, 32, 0x00); 8764 rt2800_rfcsr_write(rt2x00dev, 33, 0x00); 8765 rt2800_rfcsr_write(rt2x00dev, 34, 0x00); 8766 rt2800_rfcsr_write(rt2x00dev, 35, 0x00); 8767 rt2800_rfcsr_write(rt2x00dev, 36, 0x00); 8768 rt2800_rfcsr_write(rt2x00dev, 37, 0x00); 8769 rt2800_rfcsr_write(rt2x00dev, 38, 0x00); 8770 rt2800_rfcsr_write(rt2x00dev, 39, 0x00); 8771 rt2800_rfcsr_write(rt2x00dev, 40, 0x00); 8772 rt2800_rfcsr_write(rt2x00dev, 41, 0xD0); 8773 rt2800_rfcsr_write(rt2x00dev, 42, 0x5B); 8774 rt2800_rfcsr_write(rt2x00dev, 43, 0x00); 8775 8776 rt2800_rfcsr_write(rt2x00dev, 11, 0x21); 8777 if (rt2800_clk_is_20mhz(rt2x00dev)) 8778 rt2800_rfcsr_write(rt2x00dev, 13, 0x03); 8779 else 8780 rt2800_rfcsr_write(rt2x00dev, 13, 0x00); 8781 rt2800_rfcsr_write(rt2x00dev, 14, 0x7C); 8782 rt2800_rfcsr_write(rt2x00dev, 16, 0x80); 8783 rt2800_rfcsr_write(rt2x00dev, 17, 0x99); 8784 rt2800_rfcsr_write(rt2x00dev, 18, 0x99); 8785 rt2800_rfcsr_write(rt2x00dev, 19, 0x09); 8786 rt2800_rfcsr_write(rt2x00dev, 20, 0x50); 8787 rt2800_rfcsr_write(rt2x00dev, 21, 0xB0); 8788 rt2800_rfcsr_write(rt2x00dev, 22, 0x00); 8789 rt2800_rfcsr_write(rt2x00dev, 23, 0x06); 8790 rt2800_rfcsr_write(rt2x00dev, 24, 0x00); 8791 rt2800_rfcsr_write(rt2x00dev, 25, 0x00); 8792 rt2800_rfcsr_write(rt2x00dev, 26, 0x5D); 8793 rt2800_rfcsr_write(rt2x00dev, 27, 0x00); 8794 rt2800_rfcsr_write(rt2x00dev, 28, 0x61); 8795 rt2800_rfcsr_write(rt2x00dev, 29, 0xB5); 8796 rt2800_rfcsr_write(rt2x00dev, 43, 0x02); 8797 8798 rt2800_rfcsr_write(rt2x00dev, 28, 0x62); 8799 rt2800_rfcsr_write(rt2x00dev, 29, 0xAD); 8800 rt2800_rfcsr_write(rt2x00dev, 39, 0x80); 8801 8802 /* Initialize RF channel register to default value */ 8803 rt2800_rfcsr_write_chanreg(rt2x00dev, 0, 0x03); 8804 rt2800_rfcsr_write_chanreg(rt2x00dev, 1, 0x00); 8805 rt2800_rfcsr_write_chanreg(rt2x00dev, 2, 0x00); 8806 rt2800_rfcsr_write_chanreg(rt2x00dev, 3, 0x00); 8807 rt2800_rfcsr_write_chanreg(rt2x00dev, 4, 0x00); 8808 rt2800_rfcsr_write_chanreg(rt2x00dev, 5, 0x08); 8809 rt2800_rfcsr_write_chanreg(rt2x00dev, 6, 0x00); 8810 rt2800_rfcsr_write_chanreg(rt2x00dev, 7, 0x51); 8811 rt2800_rfcsr_write_chanreg(rt2x00dev, 8, 0x53); 8812 rt2800_rfcsr_write_chanreg(rt2x00dev, 9, 0x16); 8813 rt2800_rfcsr_write_chanreg(rt2x00dev, 10, 0x61); 8814 rt2800_rfcsr_write_chanreg(rt2x00dev, 11, 0x53); 8815 rt2800_rfcsr_write_chanreg(rt2x00dev, 12, 0x22); 8816 rt2800_rfcsr_write_chanreg(rt2x00dev, 13, 0x3D); 8817 rt2800_rfcsr_write_chanreg(rt2x00dev, 14, 0x06); 8818 rt2800_rfcsr_write_chanreg(rt2x00dev, 15, 0x13); 8819 rt2800_rfcsr_write_chanreg(rt2x00dev, 16, 0x22); 8820 rt2800_rfcsr_write_chanreg(rt2x00dev, 17, 0x27); 8821 rt2800_rfcsr_write_chanreg(rt2x00dev, 18, 0x02); 8822 rt2800_rfcsr_write_chanreg(rt2x00dev, 19, 0xA7); 8823 rt2800_rfcsr_write_chanreg(rt2x00dev, 20, 0x01); 8824 rt2800_rfcsr_write_chanreg(rt2x00dev, 21, 0x52); 8825 rt2800_rfcsr_write_chanreg(rt2x00dev, 22, 0x80); 8826 rt2800_rfcsr_write_chanreg(rt2x00dev, 23, 0xB3); 8827 rt2800_rfcsr_write_chanreg(rt2x00dev, 24, 0x00); 8828 rt2800_rfcsr_write_chanreg(rt2x00dev, 25, 0x00); 8829 rt2800_rfcsr_write_chanreg(rt2x00dev, 26, 0x00); 8830 rt2800_rfcsr_write_chanreg(rt2x00dev, 27, 0x00); 8831 rt2800_rfcsr_write_chanreg(rt2x00dev, 28, 0x5C); 8832 rt2800_rfcsr_write_chanreg(rt2x00dev, 29, 0x6B); 8833 rt2800_rfcsr_write_chanreg(rt2x00dev, 30, 0x6B); 8834 rt2800_rfcsr_write_chanreg(rt2x00dev, 31, 0x31); 8835 rt2800_rfcsr_write_chanreg(rt2x00dev, 32, 0x5D); 8836 rt2800_rfcsr_write_chanreg(rt2x00dev, 33, 0x00); 8837 rt2800_rfcsr_write_chanreg(rt2x00dev, 34, 0xE6); 8838 rt2800_rfcsr_write_chanreg(rt2x00dev, 35, 0x55); 8839 rt2800_rfcsr_write_chanreg(rt2x00dev, 36, 0x00); 8840 rt2800_rfcsr_write_chanreg(rt2x00dev, 37, 0xBB); 8841 rt2800_rfcsr_write_chanreg(rt2x00dev, 38, 0xB3); 8842 rt2800_rfcsr_write_chanreg(rt2x00dev, 39, 0xB3); 8843 rt2800_rfcsr_write_chanreg(rt2x00dev, 40, 0x03); 8844 rt2800_rfcsr_write_chanreg(rt2x00dev, 41, 0x00); 8845 rt2800_rfcsr_write_chanreg(rt2x00dev, 42, 0x00); 8846 rt2800_rfcsr_write_chanreg(rt2x00dev, 43, 0xB3); 8847 rt2800_rfcsr_write_chanreg(rt2x00dev, 44, 0xD3); 8848 rt2800_rfcsr_write_chanreg(rt2x00dev, 45, 0xD5); 8849 rt2800_rfcsr_write_chanreg(rt2x00dev, 46, 0x07); 8850 rt2800_rfcsr_write_chanreg(rt2x00dev, 47, 0x68); 8851 rt2800_rfcsr_write_chanreg(rt2x00dev, 48, 0xEF); 8852 rt2800_rfcsr_write_chanreg(rt2x00dev, 49, 0x1C); 8853 rt2800_rfcsr_write_chanreg(rt2x00dev, 54, 0x07); 8854 rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0xA8); 8855 rt2800_rfcsr_write_chanreg(rt2x00dev, 56, 0x85); 8856 rt2800_rfcsr_write_chanreg(rt2x00dev, 57, 0x10); 8857 rt2800_rfcsr_write_chanreg(rt2x00dev, 58, 0x07); 8858 rt2800_rfcsr_write_chanreg(rt2x00dev, 59, 0x6A); 8859 rt2800_rfcsr_write_chanreg(rt2x00dev, 60, 0x85); 8860 rt2800_rfcsr_write_chanreg(rt2x00dev, 61, 0x10); 8861 rt2800_rfcsr_write_chanreg(rt2x00dev, 62, 0x1C); 8862 rt2800_rfcsr_write_chanreg(rt2x00dev, 63, 0x00); 8863 8864 rt2800_rfcsr_write_bank(rt2x00dev, 6, 45, 0xC5); 8865 8866 rt2800_rfcsr_write_chanreg(rt2x00dev, 9, 0x47); 8867 rt2800_rfcsr_write_chanreg(rt2x00dev, 10, 0x71); 8868 rt2800_rfcsr_write_chanreg(rt2x00dev, 11, 0x33); 8869 rt2800_rfcsr_write_chanreg(rt2x00dev, 14, 0x0E); 8870 rt2800_rfcsr_write_chanreg(rt2x00dev, 17, 0x23); 8871 rt2800_rfcsr_write_chanreg(rt2x00dev, 19, 0xA4); 8872 rt2800_rfcsr_write_chanreg(rt2x00dev, 20, 0x02); 8873 rt2800_rfcsr_write_chanreg(rt2x00dev, 21, 0x12); 8874 rt2800_rfcsr_write_chanreg(rt2x00dev, 28, 0x1C); 8875 rt2800_rfcsr_write_chanreg(rt2x00dev, 29, 0xEB); 8876 rt2800_rfcsr_write_chanreg(rt2x00dev, 32, 0x7D); 8877 rt2800_rfcsr_write_chanreg(rt2x00dev, 34, 0xD6); 8878 rt2800_rfcsr_write_chanreg(rt2x00dev, 36, 0x08); 8879 rt2800_rfcsr_write_chanreg(rt2x00dev, 38, 0xB4); 8880 rt2800_rfcsr_write_chanreg(rt2x00dev, 43, 0xD3); 8881 rt2800_rfcsr_write_chanreg(rt2x00dev, 44, 0xB3); 8882 rt2800_rfcsr_write_chanreg(rt2x00dev, 45, 0xD5); 8883 rt2800_rfcsr_write_chanreg(rt2x00dev, 46, 0x27); 8884 rt2800_rfcsr_write_bank(rt2x00dev, 4, 47, 0x67); 8885 rt2800_rfcsr_write_bank(rt2x00dev, 6, 47, 0x69); 8886 rt2800_rfcsr_write_chanreg(rt2x00dev, 48, 0xFF); 8887 rt2800_rfcsr_write_bank(rt2x00dev, 4, 54, 0x27); 8888 rt2800_rfcsr_write_bank(rt2x00dev, 6, 54, 0x20); 8889 rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0x66); 8890 rt2800_rfcsr_write_chanreg(rt2x00dev, 56, 0xFF); 8891 rt2800_rfcsr_write_chanreg(rt2x00dev, 57, 0x1C); 8892 rt2800_rfcsr_write_chanreg(rt2x00dev, 58, 0x20); 8893 rt2800_rfcsr_write_chanreg(rt2x00dev, 59, 0x6B); 8894 rt2800_rfcsr_write_chanreg(rt2x00dev, 60, 0xF7); 8895 rt2800_rfcsr_write_chanreg(rt2x00dev, 61, 0x09); 8896 8897 rt2800_rfcsr_write_chanreg(rt2x00dev, 10, 0x51); 8898 rt2800_rfcsr_write_chanreg(rt2x00dev, 14, 0x06); 8899 rt2800_rfcsr_write_chanreg(rt2x00dev, 19, 0xA7); 8900 rt2800_rfcsr_write_chanreg(rt2x00dev, 28, 0x2C); 8901 rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0x64); 8902 rt2800_rfcsr_write_chanreg(rt2x00dev, 8, 0x51); 8903 rt2800_rfcsr_write_chanreg(rt2x00dev, 9, 0x36); 8904 rt2800_rfcsr_write_chanreg(rt2x00dev, 11, 0x53); 8905 rt2800_rfcsr_write_chanreg(rt2x00dev, 14, 0x16); 8906 8907 rt2800_rfcsr_write_chanreg(rt2x00dev, 47, 0x6C); 8908 rt2800_rfcsr_write_chanreg(rt2x00dev, 48, 0xFC); 8909 rt2800_rfcsr_write_chanreg(rt2x00dev, 49, 0x1F); 8910 rt2800_rfcsr_write_chanreg(rt2x00dev, 54, 0x27); 8911 rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0x66); 8912 rt2800_rfcsr_write_chanreg(rt2x00dev, 59, 0x6B); 8913 8914 /* Initialize RF channel register for DRQFN */ 8915 rt2800_rfcsr_write_chanreg(rt2x00dev, 43, 0xD3); 8916 rt2800_rfcsr_write_chanreg(rt2x00dev, 44, 0xE3); 8917 rt2800_rfcsr_write_chanreg(rt2x00dev, 45, 0xE5); 8918 rt2800_rfcsr_write_chanreg(rt2x00dev, 47, 0x28); 8919 rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0x68); 8920 rt2800_rfcsr_write_chanreg(rt2x00dev, 56, 0xF7); 8921 rt2800_rfcsr_write_chanreg(rt2x00dev, 58, 0x02); 8922 rt2800_rfcsr_write_chanreg(rt2x00dev, 60, 0xC7); 8923 8924 /* Initialize RF DC calibration register to default value */ 8925 rt2800_rfcsr_write_dccal(rt2x00dev, 0, 0x47); 8926 rt2800_rfcsr_write_dccal(rt2x00dev, 1, 0x00); 8927 rt2800_rfcsr_write_dccal(rt2x00dev, 2, 0x00); 8928 rt2800_rfcsr_write_dccal(rt2x00dev, 3, 0x00); 8929 rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x00); 8930 rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x00); 8931 rt2800_rfcsr_write_dccal(rt2x00dev, 6, 0x10); 8932 rt2800_rfcsr_write_dccal(rt2x00dev, 7, 0x10); 8933 rt2800_rfcsr_write_dccal(rt2x00dev, 8, 0x04); 8934 rt2800_rfcsr_write_dccal(rt2x00dev, 9, 0x00); 8935 rt2800_rfcsr_write_dccal(rt2x00dev, 10, 0x07); 8936 rt2800_rfcsr_write_dccal(rt2x00dev, 11, 0x01); 8937 rt2800_rfcsr_write_dccal(rt2x00dev, 12, 0x07); 8938 rt2800_rfcsr_write_dccal(rt2x00dev, 13, 0x07); 8939 rt2800_rfcsr_write_dccal(rt2x00dev, 14, 0x07); 8940 rt2800_rfcsr_write_dccal(rt2x00dev, 15, 0x20); 8941 rt2800_rfcsr_write_dccal(rt2x00dev, 16, 0x22); 8942 rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x00); 8943 rt2800_rfcsr_write_dccal(rt2x00dev, 18, 0x00); 8944 rt2800_rfcsr_write_dccal(rt2x00dev, 19, 0x00); 8945 rt2800_rfcsr_write_dccal(rt2x00dev, 20, 0x00); 8946 rt2800_rfcsr_write_dccal(rt2x00dev, 21, 0xF1); 8947 rt2800_rfcsr_write_dccal(rt2x00dev, 22, 0x11); 8948 rt2800_rfcsr_write_dccal(rt2x00dev, 23, 0x02); 8949 rt2800_rfcsr_write_dccal(rt2x00dev, 24, 0x41); 8950 rt2800_rfcsr_write_dccal(rt2x00dev, 25, 0x20); 8951 rt2800_rfcsr_write_dccal(rt2x00dev, 26, 0x00); 8952 rt2800_rfcsr_write_dccal(rt2x00dev, 27, 0xD7); 8953 rt2800_rfcsr_write_dccal(rt2x00dev, 28, 0xA2); 8954 rt2800_rfcsr_write_dccal(rt2x00dev, 29, 0x20); 8955 rt2800_rfcsr_write_dccal(rt2x00dev, 30, 0x49); 8956 rt2800_rfcsr_write_dccal(rt2x00dev, 31, 0x20); 8957 rt2800_rfcsr_write_dccal(rt2x00dev, 32, 0x04); 8958 rt2800_rfcsr_write_dccal(rt2x00dev, 33, 0xF1); 8959 rt2800_rfcsr_write_dccal(rt2x00dev, 34, 0xA1); 8960 rt2800_rfcsr_write_dccal(rt2x00dev, 35, 0x01); 8961 rt2800_rfcsr_write_dccal(rt2x00dev, 41, 0x00); 8962 rt2800_rfcsr_write_dccal(rt2x00dev, 42, 0x00); 8963 rt2800_rfcsr_write_dccal(rt2x00dev, 43, 0x00); 8964 rt2800_rfcsr_write_dccal(rt2x00dev, 44, 0x00); 8965 rt2800_rfcsr_write_dccal(rt2x00dev, 45, 0x00); 8966 rt2800_rfcsr_write_dccal(rt2x00dev, 46, 0x00); 8967 rt2800_rfcsr_write_dccal(rt2x00dev, 47, 0x3E); 8968 rt2800_rfcsr_write_dccal(rt2x00dev, 48, 0x3D); 8969 rt2800_rfcsr_write_dccal(rt2x00dev, 49, 0x3E); 8970 rt2800_rfcsr_write_dccal(rt2x00dev, 50, 0x3D); 8971 rt2800_rfcsr_write_dccal(rt2x00dev, 51, 0x3E); 8972 rt2800_rfcsr_write_dccal(rt2x00dev, 52, 0x3D); 8973 rt2800_rfcsr_write_dccal(rt2x00dev, 53, 0x00); 8974 rt2800_rfcsr_write_dccal(rt2x00dev, 54, 0x00); 8975 rt2800_rfcsr_write_dccal(rt2x00dev, 55, 0x00); 8976 rt2800_rfcsr_write_dccal(rt2x00dev, 56, 0x00); 8977 rt2800_rfcsr_write_dccal(rt2x00dev, 57, 0x00); 8978 rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x10); 8979 rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x10); 8980 rt2800_rfcsr_write_dccal(rt2x00dev, 60, 0x0A); 8981 rt2800_rfcsr_write_dccal(rt2x00dev, 61, 0x00); 8982 rt2800_rfcsr_write_dccal(rt2x00dev, 62, 0x00); 8983 rt2800_rfcsr_write_dccal(rt2x00dev, 63, 0x00); 8984 8985 rt2800_rfcsr_write_dccal(rt2x00dev, 3, 0x08); 8986 rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x04); 8987 rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x20); 8988 8989 rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x00); 8990 rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x7C); 8991 8992 rt2800_bw_filter_calibration(rt2x00dev, true); 8993 rt2800_bw_filter_calibration(rt2x00dev, false); 8994 } 8995 8996 static void rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) 8997 { 8998 if (rt2800_is_305x_soc(rt2x00dev)) { 8999 rt2800_init_rfcsr_305x_soc(rt2x00dev); 9000 return; 9001 } 9002 9003 switch (rt2x00dev->chip.rt) { 9004 case RT3070: 9005 case RT3071: 9006 case RT3090: 9007 rt2800_init_rfcsr_30xx(rt2x00dev); 9008 break; 9009 case RT3290: 9010 rt2800_init_rfcsr_3290(rt2x00dev); 9011 break; 9012 case RT3352: 9013 rt2800_init_rfcsr_3352(rt2x00dev); 9014 break; 9015 case RT3390: 9016 rt2800_init_rfcsr_3390(rt2x00dev); 9017 break; 9018 case RT3883: 9019 rt2800_init_rfcsr_3883(rt2x00dev); 9020 break; 9021 case RT3572: 9022 rt2800_init_rfcsr_3572(rt2x00dev); 9023 break; 9024 case RT3593: 9025 rt2800_init_rfcsr_3593(rt2x00dev); 9026 break; 9027 case RT5350: 9028 rt2800_init_rfcsr_5350(rt2x00dev); 9029 break; 9030 case RT5390: 9031 rt2800_init_rfcsr_5390(rt2x00dev); 9032 break; 9033 case RT5392: 9034 rt2800_init_rfcsr_5392(rt2x00dev); 9035 break; 9036 case RT5592: 9037 rt2800_init_rfcsr_5592(rt2x00dev); 9038 break; 9039 case RT6352: 9040 rt2800_init_rfcsr_6352(rt2x00dev); 9041 break; 9042 } 9043 } 9044 9045 int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev) 9046 { 9047 u32 reg; 9048 u16 word; 9049 9050 /* 9051 * Initialize MAC registers. 9052 */ 9053 if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) || 9054 rt2800_init_registers(rt2x00dev))) 9055 return -EIO; 9056 9057 /* 9058 * Wait BBP/RF to wake up. 9059 */ 9060 if (unlikely(rt2800_wait_bbp_rf_ready(rt2x00dev))) 9061 return -EIO; 9062 9063 /* 9064 * Send signal during boot time to initialize firmware. 9065 */ 9066 rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0); 9067 rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0); 9068 if (rt2x00_is_usb(rt2x00dev)) 9069 rt2800_register_write(rt2x00dev, H2M_INT_SRC, 0); 9070 rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0, 0, 0); 9071 msleep(1); 9072 9073 /* 9074 * Make sure BBP is up and running. 9075 */ 9076 if (unlikely(rt2800_wait_bbp_ready(rt2x00dev))) 9077 return -EIO; 9078 9079 /* 9080 * Initialize BBP/RF registers. 9081 */ 9082 rt2800_init_bbp(rt2x00dev); 9083 rt2800_init_rfcsr(rt2x00dev); 9084 9085 if (rt2x00_is_usb(rt2x00dev) && 9086 (rt2x00_rt(rt2x00dev, RT3070) || 9087 rt2x00_rt(rt2x00dev, RT3071) || 9088 rt2x00_rt(rt2x00dev, RT3572))) { 9089 udelay(200); 9090 rt2800_mcu_request(rt2x00dev, MCU_CURRENT, 0, 0, 0); 9091 udelay(10); 9092 } 9093 9094 /* 9095 * Enable RX. 9096 */ 9097 reg = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL); 9098 rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 1); 9099 rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); 9100 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); 9101 9102 udelay(50); 9103 9104 reg = rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG); 9105 rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1); 9106 rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1); 9107 rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); 9108 rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); 9109 9110 reg = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL); 9111 rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 1); 9112 rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1); 9113 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); 9114 9115 /* 9116 * Initialize LED control 9117 */ 9118 word = rt2800_eeprom_read(rt2x00dev, EEPROM_LED_AG_CONF); 9119 rt2800_mcu_request(rt2x00dev, MCU_LED_AG_CONF, 0xff, 9120 word & 0xff, (word >> 8) & 0xff); 9121 9122 word = rt2800_eeprom_read(rt2x00dev, EEPROM_LED_ACT_CONF); 9123 rt2800_mcu_request(rt2x00dev, MCU_LED_ACT_CONF, 0xff, 9124 word & 0xff, (word >> 8) & 0xff); 9125 9126 word = rt2800_eeprom_read(rt2x00dev, EEPROM_LED_POLARITY); 9127 rt2800_mcu_request(rt2x00dev, MCU_LED_LED_POLARITY, 0xff, 9128 word & 0xff, (word >> 8) & 0xff); 9129 9130 return 0; 9131 } 9132 EXPORT_SYMBOL_GPL(rt2800_enable_radio); 9133 9134 void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev) 9135 { 9136 u32 reg; 9137 9138 rt2800_disable_wpdma(rt2x00dev); 9139 9140 /* Wait for DMA, ignore error */ 9141 rt2800_wait_wpdma_ready(rt2x00dev); 9142 9143 reg = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL); 9144 rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 0); 9145 rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); 9146 rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); 9147 } 9148 EXPORT_SYMBOL_GPL(rt2800_disable_radio); 9149 9150 int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev) 9151 { 9152 u32 reg; 9153 u16 efuse_ctrl_reg; 9154 9155 if (rt2x00_rt(rt2x00dev, RT3290)) 9156 efuse_ctrl_reg = EFUSE_CTRL_3290; 9157 else 9158 efuse_ctrl_reg = EFUSE_CTRL; 9159 9160 reg = rt2800_register_read(rt2x00dev, efuse_ctrl_reg); 9161 return rt2x00_get_field32(reg, EFUSE_CTRL_PRESENT); 9162 } 9163 EXPORT_SYMBOL_GPL(rt2800_efuse_detect); 9164 9165 static void rt2800_efuse_read(struct rt2x00_dev *rt2x00dev, unsigned int i) 9166 { 9167 u32 reg; 9168 u16 efuse_ctrl_reg; 9169 u16 efuse_data0_reg; 9170 u16 efuse_data1_reg; 9171 u16 efuse_data2_reg; 9172 u16 efuse_data3_reg; 9173 9174 if (rt2x00_rt(rt2x00dev, RT3290)) { 9175 efuse_ctrl_reg = EFUSE_CTRL_3290; 9176 efuse_data0_reg = EFUSE_DATA0_3290; 9177 efuse_data1_reg = EFUSE_DATA1_3290; 9178 efuse_data2_reg = EFUSE_DATA2_3290; 9179 efuse_data3_reg = EFUSE_DATA3_3290; 9180 } else { 9181 efuse_ctrl_reg = EFUSE_CTRL; 9182 efuse_data0_reg = EFUSE_DATA0; 9183 efuse_data1_reg = EFUSE_DATA1; 9184 efuse_data2_reg = EFUSE_DATA2; 9185 efuse_data3_reg = EFUSE_DATA3; 9186 } 9187 mutex_lock(&rt2x00dev->csr_mutex); 9188 9189 reg = rt2800_register_read_lock(rt2x00dev, efuse_ctrl_reg); 9190 rt2x00_set_field32(®, EFUSE_CTRL_ADDRESS_IN, i); 9191 rt2x00_set_field32(®, EFUSE_CTRL_MODE, 0); 9192 rt2x00_set_field32(®, EFUSE_CTRL_KICK, 1); 9193 rt2800_register_write_lock(rt2x00dev, efuse_ctrl_reg, reg); 9194 9195 /* Wait until the EEPROM has been loaded */ 9196 rt2800_regbusy_read(rt2x00dev, efuse_ctrl_reg, EFUSE_CTRL_KICK, ®); 9197 /* Apparently the data is read from end to start */ 9198 reg = rt2800_register_read_lock(rt2x00dev, efuse_data3_reg); 9199 /* The returned value is in CPU order, but eeprom is le */ 9200 *(u32 *)&rt2x00dev->eeprom[i] = cpu_to_le32(reg); 9201 reg = rt2800_register_read_lock(rt2x00dev, efuse_data2_reg); 9202 *(u32 *)&rt2x00dev->eeprom[i + 2] = cpu_to_le32(reg); 9203 reg = rt2800_register_read_lock(rt2x00dev, efuse_data1_reg); 9204 *(u32 *)&rt2x00dev->eeprom[i + 4] = cpu_to_le32(reg); 9205 reg = rt2800_register_read_lock(rt2x00dev, efuse_data0_reg); 9206 *(u32 *)&rt2x00dev->eeprom[i + 6] = cpu_to_le32(reg); 9207 9208 mutex_unlock(&rt2x00dev->csr_mutex); 9209 } 9210 9211 int rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev) 9212 { 9213 unsigned int i; 9214 9215 for (i = 0; i < EEPROM_SIZE / sizeof(u16); i += 8) 9216 rt2800_efuse_read(rt2x00dev, i); 9217 9218 return 0; 9219 } 9220 EXPORT_SYMBOL_GPL(rt2800_read_eeprom_efuse); 9221 9222 static u8 rt2800_get_txmixer_gain_24g(struct rt2x00_dev *rt2x00dev) 9223 { 9224 u16 word; 9225 9226 if (rt2x00_rt(rt2x00dev, RT3593) || 9227 rt2x00_rt(rt2x00dev, RT3883)) 9228 return 0; 9229 9230 word = rt2800_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG); 9231 if ((word & 0x00ff) != 0x00ff) 9232 return rt2x00_get_field16(word, EEPROM_TXMIXER_GAIN_BG_VAL); 9233 9234 return 0; 9235 } 9236 9237 static u8 rt2800_get_txmixer_gain_5g(struct rt2x00_dev *rt2x00dev) 9238 { 9239 u16 word; 9240 9241 if (rt2x00_rt(rt2x00dev, RT3593) || 9242 rt2x00_rt(rt2x00dev, RT3883)) 9243 return 0; 9244 9245 word = rt2800_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_A); 9246 if ((word & 0x00ff) != 0x00ff) 9247 return rt2x00_get_field16(word, EEPROM_TXMIXER_GAIN_A_VAL); 9248 9249 return 0; 9250 } 9251 9252 static int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) 9253 { 9254 struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; 9255 u16 word; 9256 u8 *mac; 9257 u8 default_lna_gain; 9258 int retval; 9259 9260 /* 9261 * Read the EEPROM. 9262 */ 9263 retval = rt2800_read_eeprom(rt2x00dev); 9264 if (retval) 9265 return retval; 9266 9267 /* 9268 * Start validation of the data that has been read. 9269 */ 9270 mac = rt2800_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0); 9271 rt2x00lib_set_mac_address(rt2x00dev, mac); 9272 9273 word = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0); 9274 if (word == 0xffff) { 9275 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2); 9276 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_TXPATH, 1); 9277 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RF_TYPE, RF2820); 9278 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word); 9279 rt2x00_eeprom_dbg(rt2x00dev, "Antenna: 0x%04x\n", word); 9280 } else if (rt2x00_rt(rt2x00dev, RT2860) || 9281 rt2x00_rt(rt2x00dev, RT2872)) { 9282 /* 9283 * There is a max of 2 RX streams for RT28x0 series 9284 */ 9285 if (rt2x00_get_field16(word, EEPROM_NIC_CONF0_RXPATH) > 2) 9286 rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2); 9287 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word); 9288 } 9289 9290 word = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 9291 if (word == 0xffff) { 9292 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_HW_RADIO, 0); 9293 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC, 0); 9294 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G, 0); 9295 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G, 0); 9296 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_CARDBUS_ACCEL, 0); 9297 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_2G, 0); 9298 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_5G, 0); 9299 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_WPS_PBC, 0); 9300 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_2G, 0); 9301 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_5G, 0); 9302 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BROADBAND_EXT_LNA, 0); 9303 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_ANT_DIVERSITY, 0); 9304 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_INTERNAL_TX_ALC, 0); 9305 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BT_COEXIST, 0); 9306 rt2x00_set_field16(&word, EEPROM_NIC_CONF1_DAC_TEST, 0); 9307 rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF1, word); 9308 rt2x00_eeprom_dbg(rt2x00dev, "NIC: 0x%04x\n", word); 9309 } 9310 9311 word = rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ); 9312 if ((word & 0x00ff) == 0x00ff) { 9313 rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0); 9314 rt2800_eeprom_write(rt2x00dev, EEPROM_FREQ, word); 9315 rt2x00_eeprom_dbg(rt2x00dev, "Freq: 0x%04x\n", word); 9316 } 9317 if ((word & 0xff00) == 0xff00) { 9318 rt2x00_set_field16(&word, EEPROM_FREQ_LED_MODE, 9319 LED_MODE_TXRX_ACTIVITY); 9320 rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0); 9321 rt2800_eeprom_write(rt2x00dev, EEPROM_FREQ, word); 9322 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_AG_CONF, 0x5555); 9323 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_ACT_CONF, 0x2221); 9324 rt2800_eeprom_write(rt2x00dev, EEPROM_LED_POLARITY, 0xa9f8); 9325 rt2x00_eeprom_dbg(rt2x00dev, "Led Mode: 0x%04x\n", word); 9326 } 9327 9328 /* 9329 * During the LNA validation we are going to use 9330 * lna0 as correct value. Note that EEPROM_LNA 9331 * is never validated. 9332 */ 9333 word = rt2800_eeprom_read(rt2x00dev, EEPROM_LNA); 9334 default_lna_gain = rt2x00_get_field16(word, EEPROM_LNA_A0); 9335 9336 word = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG); 9337 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET0)) > 10) 9338 rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET0, 0); 9339 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG_OFFSET1)) > 10) 9340 rt2x00_set_field16(&word, EEPROM_RSSI_BG_OFFSET1, 0); 9341 rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_BG, word); 9342 9343 drv_data->txmixer_gain_24g = rt2800_get_txmixer_gain_24g(rt2x00dev); 9344 9345 word = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2); 9346 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG2_OFFSET2)) > 10) 9347 rt2x00_set_field16(&word, EEPROM_RSSI_BG2_OFFSET2, 0); 9348 if (!rt2x00_rt(rt2x00dev, RT3593) && 9349 !rt2x00_rt(rt2x00dev, RT3883)) { 9350 if (rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0x00 || 9351 rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0xff) 9352 rt2x00_set_field16(&word, EEPROM_RSSI_BG2_LNA_A1, 9353 default_lna_gain); 9354 } 9355 rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_BG2, word); 9356 9357 drv_data->txmixer_gain_5g = rt2800_get_txmixer_gain_5g(rt2x00dev); 9358 9359 word = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A); 9360 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET0)) > 10) 9361 rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET0, 0); 9362 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A_OFFSET1)) > 10) 9363 rt2x00_set_field16(&word, EEPROM_RSSI_A_OFFSET1, 0); 9364 rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_A, word); 9365 9366 word = rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2); 9367 if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A2_OFFSET2)) > 10) 9368 rt2x00_set_field16(&word, EEPROM_RSSI_A2_OFFSET2, 0); 9369 if (!rt2x00_rt(rt2x00dev, RT3593) && 9370 !rt2x00_rt(rt2x00dev, RT3883)) { 9371 if (rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0x00 || 9372 rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0xff) 9373 rt2x00_set_field16(&word, EEPROM_RSSI_A2_LNA_A2, 9374 default_lna_gain); 9375 } 9376 rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_A2, word); 9377 9378 if (rt2x00_rt(rt2x00dev, RT3593) || 9379 rt2x00_rt(rt2x00dev, RT3883)) { 9380 word = rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2); 9381 if (rt2x00_get_field16(word, EEPROM_EXT_LNA2_A1) == 0x00 || 9382 rt2x00_get_field16(word, EEPROM_EXT_LNA2_A1) == 0xff) 9383 rt2x00_set_field16(&word, EEPROM_EXT_LNA2_A1, 9384 default_lna_gain); 9385 if (rt2x00_get_field16(word, EEPROM_EXT_LNA2_A2) == 0x00 || 9386 rt2x00_get_field16(word, EEPROM_EXT_LNA2_A2) == 0xff) 9387 rt2x00_set_field16(&word, EEPROM_EXT_LNA2_A1, 9388 default_lna_gain); 9389 rt2800_eeprom_write(rt2x00dev, EEPROM_EXT_LNA2, word); 9390 } 9391 9392 return 0; 9393 } 9394 9395 static int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) 9396 { 9397 u16 value; 9398 u16 eeprom; 9399 u16 rf; 9400 9401 /* 9402 * Read EEPROM word for configuration. 9403 */ 9404 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0); 9405 9406 /* 9407 * Identify RF chipset by EEPROM value 9408 * RT28xx/RT30xx: defined in "EEPROM_NIC_CONF0_RF_TYPE" field 9409 * RT53xx: defined in "EEPROM_CHIP_ID" field 9410 */ 9411 if (rt2x00_rt(rt2x00dev, RT3290) || 9412 rt2x00_rt(rt2x00dev, RT5390) || 9413 rt2x00_rt(rt2x00dev, RT5392) || 9414 rt2x00_rt(rt2x00dev, RT6352)) 9415 rf = rt2800_eeprom_read(rt2x00dev, EEPROM_CHIP_ID); 9416 else if (rt2x00_rt(rt2x00dev, RT3352)) 9417 rf = RF3322; 9418 else if (rt2x00_rt(rt2x00dev, RT3883)) 9419 rf = RF3853; 9420 else if (rt2x00_rt(rt2x00dev, RT5350)) 9421 rf = RF5350; 9422 else 9423 rf = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE); 9424 9425 switch (rf) { 9426 case RF2820: 9427 case RF2850: 9428 case RF2720: 9429 case RF2750: 9430 case RF3020: 9431 case RF2020: 9432 case RF3021: 9433 case RF3022: 9434 case RF3052: 9435 case RF3053: 9436 case RF3070: 9437 case RF3290: 9438 case RF3320: 9439 case RF3322: 9440 case RF3853: 9441 case RF5350: 9442 case RF5360: 9443 case RF5362: 9444 case RF5370: 9445 case RF5372: 9446 case RF5390: 9447 case RF5392: 9448 case RF5592: 9449 case RF7620: 9450 break; 9451 default: 9452 rt2x00_err(rt2x00dev, "Invalid RF chipset 0x%04x detected\n", 9453 rf); 9454 return -ENODEV; 9455 } 9456 9457 rt2x00_set_rf(rt2x00dev, rf); 9458 9459 /* 9460 * Identify default antenna configuration. 9461 */ 9462 rt2x00dev->default_ant.tx_chain_num = 9463 rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH); 9464 rt2x00dev->default_ant.rx_chain_num = 9465 rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH); 9466 9467 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 9468 9469 if (rt2x00_rt(rt2x00dev, RT3070) || 9470 rt2x00_rt(rt2x00dev, RT3090) || 9471 rt2x00_rt(rt2x00dev, RT3352) || 9472 rt2x00_rt(rt2x00dev, RT3390)) { 9473 value = rt2x00_get_field16(eeprom, 9474 EEPROM_NIC_CONF1_ANT_DIVERSITY); 9475 switch (value) { 9476 case 0: 9477 case 1: 9478 case 2: 9479 rt2x00dev->default_ant.tx = ANTENNA_A; 9480 rt2x00dev->default_ant.rx = ANTENNA_A; 9481 break; 9482 case 3: 9483 rt2x00dev->default_ant.tx = ANTENNA_A; 9484 rt2x00dev->default_ant.rx = ANTENNA_B; 9485 break; 9486 } 9487 } else { 9488 rt2x00dev->default_ant.tx = ANTENNA_A; 9489 rt2x00dev->default_ant.rx = ANTENNA_A; 9490 } 9491 9492 /* These chips have hardware RX antenna diversity */ 9493 if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R) || 9494 rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5370G)) { 9495 rt2x00dev->default_ant.tx = ANTENNA_HW_DIVERSITY; /* Unused */ 9496 rt2x00dev->default_ant.rx = ANTENNA_HW_DIVERSITY; /* Unused */ 9497 } 9498 9499 /* 9500 * Determine external LNA informations. 9501 */ 9502 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G)) 9503 __set_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags); 9504 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G)) 9505 __set_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags); 9506 9507 /* 9508 * Detect if this device has an hardware controlled radio. 9509 */ 9510 if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_HW_RADIO)) 9511 __set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags); 9512 9513 /* 9514 * Detect if this device has Bluetooth co-existence. 9515 */ 9516 if (!rt2x00_rt(rt2x00dev, RT3352) && 9517 rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_BT_COEXIST)) 9518 __set_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags); 9519 9520 /* 9521 * Read frequency offset and RF programming sequence. 9522 */ 9523 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_FREQ); 9524 rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET); 9525 9526 /* 9527 * Store led settings, for correct led behaviour. 9528 */ 9529 #ifdef CONFIG_RT2X00_LIB_LEDS 9530 rt2800_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO); 9531 rt2800_init_led(rt2x00dev, &rt2x00dev->led_assoc, LED_TYPE_ASSOC); 9532 rt2800_init_led(rt2x00dev, &rt2x00dev->led_qual, LED_TYPE_QUALITY); 9533 9534 rt2x00dev->led_mcu_reg = eeprom; 9535 #endif /* CONFIG_RT2X00_LIB_LEDS */ 9536 9537 /* 9538 * Check if support EIRP tx power limit feature. 9539 */ 9540 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER); 9541 9542 if (rt2x00_get_field16(eeprom, EEPROM_EIRP_MAX_TX_POWER_2GHZ) < 9543 EIRP_MAX_TX_POWER_LIMIT) 9544 __set_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags); 9545 9546 /* 9547 * Detect if device uses internal or external PA 9548 */ 9549 eeprom = rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1); 9550 9551 if (rt2x00_rt(rt2x00dev, RT3352)) { 9552 if (rt2x00_get_field16(eeprom, 9553 EEPROM_NIC_CONF1_EXTERNAL_TX0_PA_3352)) 9554 __set_bit(CAPABILITY_EXTERNAL_PA_TX0, 9555 &rt2x00dev->cap_flags); 9556 if (rt2x00_get_field16(eeprom, 9557 EEPROM_NIC_CONF1_EXTERNAL_TX1_PA_3352)) 9558 __set_bit(CAPABILITY_EXTERNAL_PA_TX1, 9559 &rt2x00dev->cap_flags); 9560 } 9561 9562 return 0; 9563 } 9564 9565 /* 9566 * RF value list for rt28xx 9567 * Supports: 2.4 GHz (all) & 5.2 GHz (RF2850 & RF2750) 9568 */ 9569 static const struct rf_channel rf_vals[] = { 9570 { 1, 0x18402ecc, 0x184c0786, 0x1816b455, 0x1800510b }, 9571 { 2, 0x18402ecc, 0x184c0786, 0x18168a55, 0x1800519f }, 9572 { 3, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800518b }, 9573 { 4, 0x18402ecc, 0x184c078a, 0x18168a55, 0x1800519f }, 9574 { 5, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800518b }, 9575 { 6, 0x18402ecc, 0x184c078e, 0x18168a55, 0x1800519f }, 9576 { 7, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800518b }, 9577 { 8, 0x18402ecc, 0x184c0792, 0x18168a55, 0x1800519f }, 9578 { 9, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800518b }, 9579 { 10, 0x18402ecc, 0x184c0796, 0x18168a55, 0x1800519f }, 9580 { 11, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800518b }, 9581 { 12, 0x18402ecc, 0x184c079a, 0x18168a55, 0x1800519f }, 9582 { 13, 0x18402ecc, 0x184c079e, 0x18168a55, 0x1800518b }, 9583 { 14, 0x18402ecc, 0x184c07a2, 0x18168a55, 0x18005193 }, 9584 9585 /* 802.11 UNI / HyperLan 2 */ 9586 { 36, 0x18402ecc, 0x184c099a, 0x18158a55, 0x180ed1a3 }, 9587 { 38, 0x18402ecc, 0x184c099e, 0x18158a55, 0x180ed193 }, 9588 { 40, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed183 }, 9589 { 44, 0x18402ec8, 0x184c0682, 0x18158a55, 0x180ed1a3 }, 9590 { 46, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed18b }, 9591 { 48, 0x18402ec8, 0x184c0686, 0x18158a55, 0x180ed19b }, 9592 { 52, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed193 }, 9593 { 54, 0x18402ec8, 0x184c068a, 0x18158a55, 0x180ed1a3 }, 9594 { 56, 0x18402ec8, 0x184c068e, 0x18158a55, 0x180ed18b }, 9595 { 60, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed183 }, 9596 { 62, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed193 }, 9597 { 64, 0x18402ec8, 0x184c0692, 0x18158a55, 0x180ed1a3 }, 9598 9599 /* 802.11 HyperLan 2 */ 9600 { 100, 0x18402ec8, 0x184c06b2, 0x18178a55, 0x180ed783 }, 9601 { 102, 0x18402ec8, 0x184c06b2, 0x18578a55, 0x180ed793 }, 9602 { 104, 0x18402ec8, 0x185c06b2, 0x18578a55, 0x180ed1a3 }, 9603 { 108, 0x18402ecc, 0x185c0a32, 0x18578a55, 0x180ed193 }, 9604 { 110, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed183 }, 9605 { 112, 0x18402ecc, 0x184c0a36, 0x18178a55, 0x180ed19b }, 9606 { 116, 0x18402ecc, 0x184c0a3a, 0x18178a55, 0x180ed1a3 }, 9607 { 118, 0x18402ecc, 0x184c0a3e, 0x18178a55, 0x180ed193 }, 9608 { 120, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed183 }, 9609 { 124, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed193 }, 9610 { 126, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed15b }, 9611 { 128, 0x18402ec4, 0x184c0382, 0x18178a55, 0x180ed1a3 }, 9612 { 132, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed18b }, 9613 { 134, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed193 }, 9614 { 136, 0x18402ec4, 0x184c0386, 0x18178a55, 0x180ed19b }, 9615 { 140, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed183 }, 9616 9617 /* 802.11 UNII */ 9618 { 149, 0x18402ec4, 0x184c038a, 0x18178a55, 0x180ed1a7 }, 9619 { 151, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed187 }, 9620 { 153, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed18f }, 9621 { 157, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed19f }, 9622 { 159, 0x18402ec4, 0x184c038e, 0x18178a55, 0x180ed1a7 }, 9623 { 161, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed187 }, 9624 { 165, 0x18402ec4, 0x184c0392, 0x18178a55, 0x180ed197 }, 9625 { 167, 0x18402ec4, 0x184c03d2, 0x18179855, 0x1815531f }, 9626 { 169, 0x18402ec4, 0x184c03d2, 0x18179855, 0x18155327 }, 9627 { 171, 0x18402ec4, 0x184c03d6, 0x18179855, 0x18155307 }, 9628 { 173, 0x18402ec4, 0x184c03d6, 0x18179855, 0x1815530f }, 9629 9630 /* 802.11 Japan */ 9631 { 184, 0x15002ccc, 0x1500491e, 0x1509be55, 0x150c0a0b }, 9632 { 188, 0x15002ccc, 0x15004922, 0x1509be55, 0x150c0a13 }, 9633 { 192, 0x15002ccc, 0x15004926, 0x1509be55, 0x150c0a1b }, 9634 { 196, 0x15002ccc, 0x1500492a, 0x1509be55, 0x150c0a23 }, 9635 { 208, 0x15002ccc, 0x1500493a, 0x1509be55, 0x150c0a13 }, 9636 { 212, 0x15002ccc, 0x1500493e, 0x1509be55, 0x150c0a1b }, 9637 { 216, 0x15002ccc, 0x15004982, 0x1509be55, 0x150c0a23 }, 9638 }; 9639 9640 /* 9641 * RF value list for rt3xxx 9642 * Supports: 2.4 GHz (all) & 5.2 GHz (RF3052 & RF3053) 9643 */ 9644 static const struct rf_channel rf_vals_3x[] = { 9645 {1, 241, 2, 2 }, 9646 {2, 241, 2, 7 }, 9647 {3, 242, 2, 2 }, 9648 {4, 242, 2, 7 }, 9649 {5, 243, 2, 2 }, 9650 {6, 243, 2, 7 }, 9651 {7, 244, 2, 2 }, 9652 {8, 244, 2, 7 }, 9653 {9, 245, 2, 2 }, 9654 {10, 245, 2, 7 }, 9655 {11, 246, 2, 2 }, 9656 {12, 246, 2, 7 }, 9657 {13, 247, 2, 2 }, 9658 {14, 248, 2, 4 }, 9659 9660 /* 802.11 UNI / HyperLan 2 */ 9661 {36, 0x56, 0, 4}, 9662 {38, 0x56, 0, 6}, 9663 {40, 0x56, 0, 8}, 9664 {44, 0x57, 0, 0}, 9665 {46, 0x57, 0, 2}, 9666 {48, 0x57, 0, 4}, 9667 {52, 0x57, 0, 8}, 9668 {54, 0x57, 0, 10}, 9669 {56, 0x58, 0, 0}, 9670 {60, 0x58, 0, 4}, 9671 {62, 0x58, 0, 6}, 9672 {64, 0x58, 0, 8}, 9673 9674 /* 802.11 HyperLan 2 */ 9675 {100, 0x5b, 0, 8}, 9676 {102, 0x5b, 0, 10}, 9677 {104, 0x5c, 0, 0}, 9678 {108, 0x5c, 0, 4}, 9679 {110, 0x5c, 0, 6}, 9680 {112, 0x5c, 0, 8}, 9681 {116, 0x5d, 0, 0}, 9682 {118, 0x5d, 0, 2}, 9683 {120, 0x5d, 0, 4}, 9684 {124, 0x5d, 0, 8}, 9685 {126, 0x5d, 0, 10}, 9686 {128, 0x5e, 0, 0}, 9687 {132, 0x5e, 0, 4}, 9688 {134, 0x5e, 0, 6}, 9689 {136, 0x5e, 0, 8}, 9690 {140, 0x5f, 0, 0}, 9691 9692 /* 802.11 UNII */ 9693 {149, 0x5f, 0, 9}, 9694 {151, 0x5f, 0, 11}, 9695 {153, 0x60, 0, 1}, 9696 {157, 0x60, 0, 5}, 9697 {159, 0x60, 0, 7}, 9698 {161, 0x60, 0, 9}, 9699 {165, 0x61, 0, 1}, 9700 {167, 0x61, 0, 3}, 9701 {169, 0x61, 0, 5}, 9702 {171, 0x61, 0, 7}, 9703 {173, 0x61, 0, 9}, 9704 }; 9705 9706 /* 9707 * RF value list for rt3xxx with Xtal20MHz 9708 * Supports: 2.4 GHz (all) (RF3322) 9709 */ 9710 static const struct rf_channel rf_vals_3x_xtal20[] = { 9711 {1, 0xE2, 2, 0x14}, 9712 {2, 0xE3, 2, 0x14}, 9713 {3, 0xE4, 2, 0x14}, 9714 {4, 0xE5, 2, 0x14}, 9715 {5, 0xE6, 2, 0x14}, 9716 {6, 0xE7, 2, 0x14}, 9717 {7, 0xE8, 2, 0x14}, 9718 {8, 0xE9, 2, 0x14}, 9719 {9, 0xEA, 2, 0x14}, 9720 {10, 0xEB, 2, 0x14}, 9721 {11, 0xEC, 2, 0x14}, 9722 {12, 0xED, 2, 0x14}, 9723 {13, 0xEE, 2, 0x14}, 9724 {14, 0xF0, 2, 0x18}, 9725 }; 9726 9727 static const struct rf_channel rf_vals_3853[] = { 9728 {1, 241, 6, 2}, 9729 {2, 241, 6, 7}, 9730 {3, 242, 6, 2}, 9731 {4, 242, 6, 7}, 9732 {5, 243, 6, 2}, 9733 {6, 243, 6, 7}, 9734 {7, 244, 6, 2}, 9735 {8, 244, 6, 7}, 9736 {9, 245, 6, 2}, 9737 {10, 245, 6, 7}, 9738 {11, 246, 6, 2}, 9739 {12, 246, 6, 7}, 9740 {13, 247, 6, 2}, 9741 {14, 248, 6, 4}, 9742 9743 {36, 0x56, 8, 4}, 9744 {38, 0x56, 8, 6}, 9745 {40, 0x56, 8, 8}, 9746 {44, 0x57, 8, 0}, 9747 {46, 0x57, 8, 2}, 9748 {48, 0x57, 8, 4}, 9749 {52, 0x57, 8, 8}, 9750 {54, 0x57, 8, 10}, 9751 {56, 0x58, 8, 0}, 9752 {60, 0x58, 8, 4}, 9753 {62, 0x58, 8, 6}, 9754 {64, 0x58, 8, 8}, 9755 9756 {100, 0x5b, 8, 8}, 9757 {102, 0x5b, 8, 10}, 9758 {104, 0x5c, 8, 0}, 9759 {108, 0x5c, 8, 4}, 9760 {110, 0x5c, 8, 6}, 9761 {112, 0x5c, 8, 8}, 9762 {114, 0x5c, 8, 10}, 9763 {116, 0x5d, 8, 0}, 9764 {118, 0x5d, 8, 2}, 9765 {120, 0x5d, 8, 4}, 9766 {124, 0x5d, 8, 8}, 9767 {126, 0x5d, 8, 10}, 9768 {128, 0x5e, 8, 0}, 9769 {132, 0x5e, 8, 4}, 9770 {134, 0x5e, 8, 6}, 9771 {136, 0x5e, 8, 8}, 9772 {140, 0x5f, 8, 0}, 9773 9774 {149, 0x5f, 8, 9}, 9775 {151, 0x5f, 8, 11}, 9776 {153, 0x60, 8, 1}, 9777 {157, 0x60, 8, 5}, 9778 {159, 0x60, 8, 7}, 9779 {161, 0x60, 8, 9}, 9780 {165, 0x61, 8, 1}, 9781 {167, 0x61, 8, 3}, 9782 {169, 0x61, 8, 5}, 9783 {171, 0x61, 8, 7}, 9784 {173, 0x61, 8, 9}, 9785 }; 9786 9787 static const struct rf_channel rf_vals_5592_xtal20[] = { 9788 /* Channel, N, K, mod, R */ 9789 {1, 482, 4, 10, 3}, 9790 {2, 483, 4, 10, 3}, 9791 {3, 484, 4, 10, 3}, 9792 {4, 485, 4, 10, 3}, 9793 {5, 486, 4, 10, 3}, 9794 {6, 487, 4, 10, 3}, 9795 {7, 488, 4, 10, 3}, 9796 {8, 489, 4, 10, 3}, 9797 {9, 490, 4, 10, 3}, 9798 {10, 491, 4, 10, 3}, 9799 {11, 492, 4, 10, 3}, 9800 {12, 493, 4, 10, 3}, 9801 {13, 494, 4, 10, 3}, 9802 {14, 496, 8, 10, 3}, 9803 {36, 172, 8, 12, 1}, 9804 {38, 173, 0, 12, 1}, 9805 {40, 173, 4, 12, 1}, 9806 {42, 173, 8, 12, 1}, 9807 {44, 174, 0, 12, 1}, 9808 {46, 174, 4, 12, 1}, 9809 {48, 174, 8, 12, 1}, 9810 {50, 175, 0, 12, 1}, 9811 {52, 175, 4, 12, 1}, 9812 {54, 175, 8, 12, 1}, 9813 {56, 176, 0, 12, 1}, 9814 {58, 176, 4, 12, 1}, 9815 {60, 176, 8, 12, 1}, 9816 {62, 177, 0, 12, 1}, 9817 {64, 177, 4, 12, 1}, 9818 {100, 183, 4, 12, 1}, 9819 {102, 183, 8, 12, 1}, 9820 {104, 184, 0, 12, 1}, 9821 {106, 184, 4, 12, 1}, 9822 {108, 184, 8, 12, 1}, 9823 {110, 185, 0, 12, 1}, 9824 {112, 185, 4, 12, 1}, 9825 {114, 185, 8, 12, 1}, 9826 {116, 186, 0, 12, 1}, 9827 {118, 186, 4, 12, 1}, 9828 {120, 186, 8, 12, 1}, 9829 {122, 187, 0, 12, 1}, 9830 {124, 187, 4, 12, 1}, 9831 {126, 187, 8, 12, 1}, 9832 {128, 188, 0, 12, 1}, 9833 {130, 188, 4, 12, 1}, 9834 {132, 188, 8, 12, 1}, 9835 {134, 189, 0, 12, 1}, 9836 {136, 189, 4, 12, 1}, 9837 {138, 189, 8, 12, 1}, 9838 {140, 190, 0, 12, 1}, 9839 {149, 191, 6, 12, 1}, 9840 {151, 191, 10, 12, 1}, 9841 {153, 192, 2, 12, 1}, 9842 {155, 192, 6, 12, 1}, 9843 {157, 192, 10, 12, 1}, 9844 {159, 193, 2, 12, 1}, 9845 {161, 193, 6, 12, 1}, 9846 {165, 194, 2, 12, 1}, 9847 {184, 164, 0, 12, 1}, 9848 {188, 164, 4, 12, 1}, 9849 {192, 165, 8, 12, 1}, 9850 {196, 166, 0, 12, 1}, 9851 }; 9852 9853 static const struct rf_channel rf_vals_5592_xtal40[] = { 9854 /* Channel, N, K, mod, R */ 9855 {1, 241, 2, 10, 3}, 9856 {2, 241, 7, 10, 3}, 9857 {3, 242, 2, 10, 3}, 9858 {4, 242, 7, 10, 3}, 9859 {5, 243, 2, 10, 3}, 9860 {6, 243, 7, 10, 3}, 9861 {7, 244, 2, 10, 3}, 9862 {8, 244, 7, 10, 3}, 9863 {9, 245, 2, 10, 3}, 9864 {10, 245, 7, 10, 3}, 9865 {11, 246, 2, 10, 3}, 9866 {12, 246, 7, 10, 3}, 9867 {13, 247, 2, 10, 3}, 9868 {14, 248, 4, 10, 3}, 9869 {36, 86, 4, 12, 1}, 9870 {38, 86, 6, 12, 1}, 9871 {40, 86, 8, 12, 1}, 9872 {42, 86, 10, 12, 1}, 9873 {44, 87, 0, 12, 1}, 9874 {46, 87, 2, 12, 1}, 9875 {48, 87, 4, 12, 1}, 9876 {50, 87, 6, 12, 1}, 9877 {52, 87, 8, 12, 1}, 9878 {54, 87, 10, 12, 1}, 9879 {56, 88, 0, 12, 1}, 9880 {58, 88, 2, 12, 1}, 9881 {60, 88, 4, 12, 1}, 9882 {62, 88, 6, 12, 1}, 9883 {64, 88, 8, 12, 1}, 9884 {100, 91, 8, 12, 1}, 9885 {102, 91, 10, 12, 1}, 9886 {104, 92, 0, 12, 1}, 9887 {106, 92, 2, 12, 1}, 9888 {108, 92, 4, 12, 1}, 9889 {110, 92, 6, 12, 1}, 9890 {112, 92, 8, 12, 1}, 9891 {114, 92, 10, 12, 1}, 9892 {116, 93, 0, 12, 1}, 9893 {118, 93, 2, 12, 1}, 9894 {120, 93, 4, 12, 1}, 9895 {122, 93, 6, 12, 1}, 9896 {124, 93, 8, 12, 1}, 9897 {126, 93, 10, 12, 1}, 9898 {128, 94, 0, 12, 1}, 9899 {130, 94, 2, 12, 1}, 9900 {132, 94, 4, 12, 1}, 9901 {134, 94, 6, 12, 1}, 9902 {136, 94, 8, 12, 1}, 9903 {138, 94, 10, 12, 1}, 9904 {140, 95, 0, 12, 1}, 9905 {149, 95, 9, 12, 1}, 9906 {151, 95, 11, 12, 1}, 9907 {153, 96, 1, 12, 1}, 9908 {155, 96, 3, 12, 1}, 9909 {157, 96, 5, 12, 1}, 9910 {159, 96, 7, 12, 1}, 9911 {161, 96, 9, 12, 1}, 9912 {165, 97, 1, 12, 1}, 9913 {184, 82, 0, 12, 1}, 9914 {188, 82, 4, 12, 1}, 9915 {192, 82, 8, 12, 1}, 9916 {196, 83, 0, 12, 1}, 9917 }; 9918 9919 static const struct rf_channel rf_vals_7620[] = { 9920 {1, 0x50, 0x99, 0x99, 1}, 9921 {2, 0x50, 0x44, 0x44, 2}, 9922 {3, 0x50, 0xEE, 0xEE, 2}, 9923 {4, 0x50, 0x99, 0x99, 3}, 9924 {5, 0x51, 0x44, 0x44, 0}, 9925 {6, 0x51, 0xEE, 0xEE, 0}, 9926 {7, 0x51, 0x99, 0x99, 1}, 9927 {8, 0x51, 0x44, 0x44, 2}, 9928 {9, 0x51, 0xEE, 0xEE, 2}, 9929 {10, 0x51, 0x99, 0x99, 3}, 9930 {11, 0x52, 0x44, 0x44, 0}, 9931 {12, 0x52, 0xEE, 0xEE, 0}, 9932 {13, 0x52, 0x99, 0x99, 1}, 9933 {14, 0x52, 0x33, 0x33, 3}, 9934 }; 9935 9936 static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) 9937 { 9938 struct hw_mode_spec *spec = &rt2x00dev->spec; 9939 struct channel_info *info; 9940 char *default_power1; 9941 char *default_power2; 9942 char *default_power3; 9943 unsigned int i, tx_chains, rx_chains; 9944 u32 reg; 9945 9946 /* 9947 * Disable powersaving as default. 9948 */ 9949 rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; 9950 9951 /* 9952 * Change default retry settings to values corresponding more closely 9953 * to rate[0].count setting of minstrel rate control algorithm. 9954 */ 9955 rt2x00dev->hw->wiphy->retry_short = 2; 9956 rt2x00dev->hw->wiphy->retry_long = 2; 9957 9958 /* 9959 * Initialize all hw fields. 9960 */ 9961 ieee80211_hw_set(rt2x00dev->hw, REPORTS_TX_ACK_STATUS); 9962 ieee80211_hw_set(rt2x00dev->hw, AMPDU_AGGREGATION); 9963 ieee80211_hw_set(rt2x00dev->hw, PS_NULLFUNC_STACK); 9964 ieee80211_hw_set(rt2x00dev->hw, SIGNAL_DBM); 9965 ieee80211_hw_set(rt2x00dev->hw, SUPPORTS_PS); 9966 9967 /* 9968 * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices 9969 * unless we are capable of sending the buffered frames out after the 9970 * DTIM transmission using rt2x00lib_beacondone. This will send out 9971 * multicast and broadcast traffic immediately instead of buffering it 9972 * infinitly and thus dropping it after some time. 9973 */ 9974 if (!rt2x00_is_usb(rt2x00dev)) 9975 ieee80211_hw_set(rt2x00dev->hw, HOST_BROADCAST_PS_BUFFERING); 9976 9977 /* Set MFP if HW crypto is disabled. */ 9978 if (rt2800_hwcrypt_disabled(rt2x00dev)) 9979 ieee80211_hw_set(rt2x00dev->hw, MFP_CAPABLE); 9980 9981 SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev); 9982 SET_IEEE80211_PERM_ADDR(rt2x00dev->hw, 9983 rt2800_eeprom_addr(rt2x00dev, 9984 EEPROM_MAC_ADDR_0)); 9985 9986 /* 9987 * As rt2800 has a global fallback table we cannot specify 9988 * more then one tx rate per frame but since the hw will 9989 * try several rates (based on the fallback table) we should 9990 * initialize max_report_rates to the maximum number of rates 9991 * we are going to try. Otherwise mac80211 will truncate our 9992 * reported tx rates and the rc algortihm will end up with 9993 * incorrect data. 9994 */ 9995 rt2x00dev->hw->max_rates = 1; 9996 rt2x00dev->hw->max_report_rates = 7; 9997 rt2x00dev->hw->max_rate_tries = 1; 9998 9999 /* 10000 * Initialize hw_mode information. 10001 */ 10002 spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM; 10003 10004 switch (rt2x00dev->chip.rf) { 10005 case RF2720: 10006 case RF2820: 10007 spec->num_channels = 14; 10008 spec->channels = rf_vals; 10009 break; 10010 10011 case RF2750: 10012 case RF2850: 10013 spec->num_channels = ARRAY_SIZE(rf_vals); 10014 spec->channels = rf_vals; 10015 break; 10016 10017 case RF2020: 10018 case RF3020: 10019 case RF3021: 10020 case RF3022: 10021 case RF3070: 10022 case RF3290: 10023 case RF3320: 10024 case RF3322: 10025 case RF5350: 10026 case RF5360: 10027 case RF5362: 10028 case RF5370: 10029 case RF5372: 10030 case RF5390: 10031 case RF5392: 10032 spec->num_channels = 14; 10033 if (rt2800_clk_is_20mhz(rt2x00dev)) 10034 spec->channels = rf_vals_3x_xtal20; 10035 else 10036 spec->channels = rf_vals_3x; 10037 break; 10038 10039 case RF7620: 10040 spec->num_channels = ARRAY_SIZE(rf_vals_7620); 10041 spec->channels = rf_vals_7620; 10042 break; 10043 10044 case RF3052: 10045 case RF3053: 10046 spec->num_channels = ARRAY_SIZE(rf_vals_3x); 10047 spec->channels = rf_vals_3x; 10048 break; 10049 10050 case RF3853: 10051 spec->num_channels = ARRAY_SIZE(rf_vals_3853); 10052 spec->channels = rf_vals_3853; 10053 break; 10054 10055 case RF5592: 10056 reg = rt2800_register_read(rt2x00dev, MAC_DEBUG_INDEX); 10057 if (rt2x00_get_field32(reg, MAC_DEBUG_INDEX_XTAL)) { 10058 spec->num_channels = ARRAY_SIZE(rf_vals_5592_xtal40); 10059 spec->channels = rf_vals_5592_xtal40; 10060 } else { 10061 spec->num_channels = ARRAY_SIZE(rf_vals_5592_xtal20); 10062 spec->channels = rf_vals_5592_xtal20; 10063 } 10064 break; 10065 } 10066 10067 if (WARN_ON_ONCE(!spec->channels)) 10068 return -ENODEV; 10069 10070 spec->supported_bands = SUPPORT_BAND_2GHZ; 10071 if (spec->num_channels > 14) 10072 spec->supported_bands |= SUPPORT_BAND_5GHZ; 10073 10074 /* 10075 * Initialize HT information. 10076 */ 10077 if (!rt2x00_rf(rt2x00dev, RF2020)) 10078 spec->ht.ht_supported = true; 10079 else 10080 spec->ht.ht_supported = false; 10081 10082 spec->ht.cap = 10083 IEEE80211_HT_CAP_SUP_WIDTH_20_40 | 10084 IEEE80211_HT_CAP_GRN_FLD | 10085 IEEE80211_HT_CAP_SGI_20 | 10086 IEEE80211_HT_CAP_SGI_40; 10087 10088 tx_chains = rt2x00dev->default_ant.tx_chain_num; 10089 rx_chains = rt2x00dev->default_ant.rx_chain_num; 10090 10091 if (tx_chains >= 2) 10092 spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC; 10093 10094 spec->ht.cap |= rx_chains << IEEE80211_HT_CAP_RX_STBC_SHIFT; 10095 10096 spec->ht.ampdu_factor = (rx_chains > 1) ? 3 : 2; 10097 spec->ht.ampdu_density = 4; 10098 spec->ht.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; 10099 if (tx_chains != rx_chains) { 10100 spec->ht.mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; 10101 spec->ht.mcs.tx_params |= 10102 (tx_chains - 1) << IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT; 10103 } 10104 10105 switch (rx_chains) { 10106 case 3: 10107 spec->ht.mcs.rx_mask[2] = 0xff; 10108 /* fall through */ 10109 case 2: 10110 spec->ht.mcs.rx_mask[1] = 0xff; 10111 /* fall through */ 10112 case 1: 10113 spec->ht.mcs.rx_mask[0] = 0xff; 10114 spec->ht.mcs.rx_mask[4] = 0x1; /* MCS32 */ 10115 break; 10116 } 10117 10118 /* 10119 * Create channel information array 10120 */ 10121 info = kcalloc(spec->num_channels, sizeof(*info), GFP_KERNEL); 10122 if (!info) 10123 return -ENOMEM; 10124 10125 spec->channels_info = info; 10126 10127 default_power1 = rt2800_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG1); 10128 default_power2 = rt2800_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG2); 10129 10130 if (rt2x00dev->default_ant.tx_chain_num > 2) 10131 default_power3 = rt2800_eeprom_addr(rt2x00dev, 10132 EEPROM_EXT_TXPOWER_BG3); 10133 else 10134 default_power3 = NULL; 10135 10136 for (i = 0; i < 14; i++) { 10137 info[i].default_power1 = default_power1[i]; 10138 info[i].default_power2 = default_power2[i]; 10139 if (default_power3) 10140 info[i].default_power3 = default_power3[i]; 10141 } 10142 10143 if (spec->num_channels > 14) { 10144 default_power1 = rt2800_eeprom_addr(rt2x00dev, 10145 EEPROM_TXPOWER_A1); 10146 default_power2 = rt2800_eeprom_addr(rt2x00dev, 10147 EEPROM_TXPOWER_A2); 10148 10149 if (rt2x00dev->default_ant.tx_chain_num > 2) 10150 default_power3 = 10151 rt2800_eeprom_addr(rt2x00dev, 10152 EEPROM_EXT_TXPOWER_A3); 10153 else 10154 default_power3 = NULL; 10155 10156 for (i = 14; i < spec->num_channels; i++) { 10157 info[i].default_power1 = default_power1[i - 14]; 10158 info[i].default_power2 = default_power2[i - 14]; 10159 if (default_power3) 10160 info[i].default_power3 = default_power3[i - 14]; 10161 } 10162 } 10163 10164 switch (rt2x00dev->chip.rf) { 10165 case RF2020: 10166 case RF3020: 10167 case RF3021: 10168 case RF3022: 10169 case RF3320: 10170 case RF3052: 10171 case RF3053: 10172 case RF3070: 10173 case RF3290: 10174 case RF3853: 10175 case RF5350: 10176 case RF5360: 10177 case RF5362: 10178 case RF5370: 10179 case RF5372: 10180 case RF5390: 10181 case RF5392: 10182 case RF5592: 10183 case RF7620: 10184 __set_bit(CAPABILITY_VCO_RECALIBRATION, &rt2x00dev->cap_flags); 10185 break; 10186 } 10187 10188 return 0; 10189 } 10190 10191 static int rt2800_probe_rt(struct rt2x00_dev *rt2x00dev) 10192 { 10193 u32 reg; 10194 u32 rt; 10195 u32 rev; 10196 10197 if (rt2x00_rt(rt2x00dev, RT3290)) 10198 reg = rt2800_register_read(rt2x00dev, MAC_CSR0_3290); 10199 else 10200 reg = rt2800_register_read(rt2x00dev, MAC_CSR0); 10201 10202 rt = rt2x00_get_field32(reg, MAC_CSR0_CHIPSET); 10203 rev = rt2x00_get_field32(reg, MAC_CSR0_REVISION); 10204 10205 switch (rt) { 10206 case RT2860: 10207 case RT2872: 10208 case RT2883: 10209 case RT3070: 10210 case RT3071: 10211 case RT3090: 10212 case RT3290: 10213 case RT3352: 10214 case RT3390: 10215 case RT3572: 10216 case RT3593: 10217 case RT3883: 10218 case RT5350: 10219 case RT5390: 10220 case RT5392: 10221 case RT5592: 10222 break; 10223 default: 10224 rt2x00_err(rt2x00dev, "Invalid RT chipset 0x%04x, rev %04x detected\n", 10225 rt, rev); 10226 return -ENODEV; 10227 } 10228 10229 if (rt == RT5390 && rt2x00_is_soc(rt2x00dev)) 10230 rt = RT6352; 10231 10232 rt2x00_set_rt(rt2x00dev, rt, rev); 10233 10234 return 0; 10235 } 10236 10237 int rt2800_probe_hw(struct rt2x00_dev *rt2x00dev) 10238 { 10239 int retval; 10240 u32 reg; 10241 10242 retval = rt2800_probe_rt(rt2x00dev); 10243 if (retval) 10244 return retval; 10245 10246 /* 10247 * Allocate eeprom data. 10248 */ 10249 retval = rt2800_validate_eeprom(rt2x00dev); 10250 if (retval) 10251 return retval; 10252 10253 retval = rt2800_init_eeprom(rt2x00dev); 10254 if (retval) 10255 return retval; 10256 10257 /* 10258 * Enable rfkill polling by setting GPIO direction of the 10259 * rfkill switch GPIO pin correctly. 10260 */ 10261 reg = rt2800_register_read(rt2x00dev, GPIO_CTRL); 10262 rt2x00_set_field32(®, GPIO_CTRL_DIR2, 1); 10263 rt2800_register_write(rt2x00dev, GPIO_CTRL, reg); 10264 10265 /* 10266 * Initialize hw specifications. 10267 */ 10268 retval = rt2800_probe_hw_mode(rt2x00dev); 10269 if (retval) 10270 return retval; 10271 10272 /* 10273 * Set device capabilities. 10274 */ 10275 __set_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags); 10276 __set_bit(CAPABILITY_CONTROL_FILTER_PSPOLL, &rt2x00dev->cap_flags); 10277 if (!rt2x00_is_usb(rt2x00dev)) 10278 __set_bit(CAPABILITY_PRE_TBTT_INTERRUPT, &rt2x00dev->cap_flags); 10279 10280 /* 10281 * Set device requirements. 10282 */ 10283 if (!rt2x00_is_soc(rt2x00dev)) 10284 __set_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags); 10285 __set_bit(REQUIRE_L2PAD, &rt2x00dev->cap_flags); 10286 __set_bit(REQUIRE_TXSTATUS_FIFO, &rt2x00dev->cap_flags); 10287 if (!rt2800_hwcrypt_disabled(rt2x00dev)) 10288 __set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags); 10289 __set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags); 10290 __set_bit(REQUIRE_HT_TX_DESC, &rt2x00dev->cap_flags); 10291 if (rt2x00_is_usb(rt2x00dev)) 10292 __set_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags); 10293 else { 10294 __set_bit(REQUIRE_DMA, &rt2x00dev->cap_flags); 10295 __set_bit(REQUIRE_TASKLET_CONTEXT, &rt2x00dev->cap_flags); 10296 } 10297 10298 if (modparam_watchdog) { 10299 __set_bit(CAPABILITY_RESTART_HW, &rt2x00dev->cap_flags); 10300 rt2x00dev->link.watchdog_interval = msecs_to_jiffies(100); 10301 } else { 10302 rt2x00dev->link.watchdog_disabled = true; 10303 } 10304 10305 /* 10306 * Set the rssi offset. 10307 */ 10308 rt2x00dev->rssi_offset = DEFAULT_RSSI_OFFSET; 10309 10310 return 0; 10311 } 10312 EXPORT_SYMBOL_GPL(rt2800_probe_hw); 10313 10314 /* 10315 * IEEE80211 stack callback functions. 10316 */ 10317 void rt2800_get_key_seq(struct ieee80211_hw *hw, 10318 struct ieee80211_key_conf *key, 10319 struct ieee80211_key_seq *seq) 10320 { 10321 struct rt2x00_dev *rt2x00dev = hw->priv; 10322 struct mac_iveiv_entry iveiv_entry; 10323 u32 offset; 10324 10325 if (key->cipher != WLAN_CIPHER_SUITE_TKIP) 10326 return; 10327 10328 offset = MAC_IVEIV_ENTRY(key->hw_key_idx); 10329 rt2800_register_multiread(rt2x00dev, offset, 10330 &iveiv_entry, sizeof(iveiv_entry)); 10331 10332 memcpy(&seq->tkip.iv16, &iveiv_entry.iv[0], 2); 10333 memcpy(&seq->tkip.iv32, &iveiv_entry.iv[4], 4); 10334 } 10335 EXPORT_SYMBOL_GPL(rt2800_get_key_seq); 10336 10337 int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 10338 { 10339 struct rt2x00_dev *rt2x00dev = hw->priv; 10340 u32 reg; 10341 bool enabled = (value < IEEE80211_MAX_RTS_THRESHOLD); 10342 10343 reg = rt2800_register_read(rt2x00dev, TX_RTS_CFG); 10344 rt2x00_set_field32(®, TX_RTS_CFG_RTS_THRES, value); 10345 rt2800_register_write(rt2x00dev, TX_RTS_CFG, reg); 10346 10347 reg = rt2800_register_read(rt2x00dev, CCK_PROT_CFG); 10348 rt2x00_set_field32(®, CCK_PROT_CFG_RTS_TH_EN, enabled); 10349 rt2800_register_write(rt2x00dev, CCK_PROT_CFG, reg); 10350 10351 reg = rt2800_register_read(rt2x00dev, OFDM_PROT_CFG); 10352 rt2x00_set_field32(®, OFDM_PROT_CFG_RTS_TH_EN, enabled); 10353 rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); 10354 10355 reg = rt2800_register_read(rt2x00dev, MM20_PROT_CFG); 10356 rt2x00_set_field32(®, MM20_PROT_CFG_RTS_TH_EN, enabled); 10357 rt2800_register_write(rt2x00dev, MM20_PROT_CFG, reg); 10358 10359 reg = rt2800_register_read(rt2x00dev, MM40_PROT_CFG); 10360 rt2x00_set_field32(®, MM40_PROT_CFG_RTS_TH_EN, enabled); 10361 rt2800_register_write(rt2x00dev, MM40_PROT_CFG, reg); 10362 10363 reg = rt2800_register_read(rt2x00dev, GF20_PROT_CFG); 10364 rt2x00_set_field32(®, GF20_PROT_CFG_RTS_TH_EN, enabled); 10365 rt2800_register_write(rt2x00dev, GF20_PROT_CFG, reg); 10366 10367 reg = rt2800_register_read(rt2x00dev, GF40_PROT_CFG); 10368 rt2x00_set_field32(®, GF40_PROT_CFG_RTS_TH_EN, enabled); 10369 rt2800_register_write(rt2x00dev, GF40_PROT_CFG, reg); 10370 10371 return 0; 10372 } 10373 EXPORT_SYMBOL_GPL(rt2800_set_rts_threshold); 10374 10375 int rt2800_conf_tx(struct ieee80211_hw *hw, 10376 struct ieee80211_vif *vif, u16 queue_idx, 10377 const struct ieee80211_tx_queue_params *params) 10378 { 10379 struct rt2x00_dev *rt2x00dev = hw->priv; 10380 struct data_queue *queue; 10381 struct rt2x00_field32 field; 10382 int retval; 10383 u32 reg; 10384 u32 offset; 10385 10386 /* 10387 * First pass the configuration through rt2x00lib, that will 10388 * update the queue settings and validate the input. After that 10389 * we are free to update the registers based on the value 10390 * in the queue parameter. 10391 */ 10392 retval = rt2x00mac_conf_tx(hw, vif, queue_idx, params); 10393 if (retval) 10394 return retval; 10395 10396 /* 10397 * We only need to perform additional register initialization 10398 * for WMM queues/ 10399 */ 10400 if (queue_idx >= 4) 10401 return 0; 10402 10403 queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx); 10404 10405 /* Update WMM TXOP register */ 10406 offset = WMM_TXOP0_CFG + (sizeof(u32) * (!!(queue_idx & 2))); 10407 field.bit_offset = (queue_idx & 1) * 16; 10408 field.bit_mask = 0xffff << field.bit_offset; 10409 10410 reg = rt2800_register_read(rt2x00dev, offset); 10411 rt2x00_set_field32(®, field, queue->txop); 10412 rt2800_register_write(rt2x00dev, offset, reg); 10413 10414 /* Update WMM registers */ 10415 field.bit_offset = queue_idx * 4; 10416 field.bit_mask = 0xf << field.bit_offset; 10417 10418 reg = rt2800_register_read(rt2x00dev, WMM_AIFSN_CFG); 10419 rt2x00_set_field32(®, field, queue->aifs); 10420 rt2800_register_write(rt2x00dev, WMM_AIFSN_CFG, reg); 10421 10422 reg = rt2800_register_read(rt2x00dev, WMM_CWMIN_CFG); 10423 rt2x00_set_field32(®, field, queue->cw_min); 10424 rt2800_register_write(rt2x00dev, WMM_CWMIN_CFG, reg); 10425 10426 reg = rt2800_register_read(rt2x00dev, WMM_CWMAX_CFG); 10427 rt2x00_set_field32(®, field, queue->cw_max); 10428 rt2800_register_write(rt2x00dev, WMM_CWMAX_CFG, reg); 10429 10430 /* Update EDCA registers */ 10431 offset = EDCA_AC0_CFG + (sizeof(u32) * queue_idx); 10432 10433 reg = rt2800_register_read(rt2x00dev, offset); 10434 rt2x00_set_field32(®, EDCA_AC0_CFG_TX_OP, queue->txop); 10435 rt2x00_set_field32(®, EDCA_AC0_CFG_AIFSN, queue->aifs); 10436 rt2x00_set_field32(®, EDCA_AC0_CFG_CWMIN, queue->cw_min); 10437 rt2x00_set_field32(®, EDCA_AC0_CFG_CWMAX, queue->cw_max); 10438 rt2800_register_write(rt2x00dev, offset, reg); 10439 10440 return 0; 10441 } 10442 EXPORT_SYMBOL_GPL(rt2800_conf_tx); 10443 10444 u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 10445 { 10446 struct rt2x00_dev *rt2x00dev = hw->priv; 10447 u64 tsf; 10448 u32 reg; 10449 10450 reg = rt2800_register_read(rt2x00dev, TSF_TIMER_DW1); 10451 tsf = (u64) rt2x00_get_field32(reg, TSF_TIMER_DW1_HIGH_WORD) << 32; 10452 reg = rt2800_register_read(rt2x00dev, TSF_TIMER_DW0); 10453 tsf |= rt2x00_get_field32(reg, TSF_TIMER_DW0_LOW_WORD); 10454 10455 return tsf; 10456 } 10457 EXPORT_SYMBOL_GPL(rt2800_get_tsf); 10458 10459 int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 10460 struct ieee80211_ampdu_params *params) 10461 { 10462 struct ieee80211_sta *sta = params->sta; 10463 enum ieee80211_ampdu_mlme_action action = params->action; 10464 u16 tid = params->tid; 10465 struct rt2x00_sta *sta_priv = (struct rt2x00_sta *)sta->drv_priv; 10466 int ret = 0; 10467 10468 /* 10469 * Don't allow aggregation for stations the hardware isn't aware 10470 * of because tx status reports for frames to an unknown station 10471 * always contain wcid=WCID_END+1 and thus we can't distinguish 10472 * between multiple stations which leads to unwanted situations 10473 * when the hw reorders frames due to aggregation. 10474 */ 10475 if (sta_priv->wcid > WCID_END) 10476 return -ENOSPC; 10477 10478 switch (action) { 10479 case IEEE80211_AMPDU_RX_START: 10480 case IEEE80211_AMPDU_RX_STOP: 10481 /* 10482 * The hw itself takes care of setting up BlockAck mechanisms. 10483 * So, we only have to allow mac80211 to nagotiate a BlockAck 10484 * agreement. Once that is done, the hw will BlockAck incoming 10485 * AMPDUs without further setup. 10486 */ 10487 break; 10488 case IEEE80211_AMPDU_TX_START: 10489 ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; 10490 break; 10491 case IEEE80211_AMPDU_TX_STOP_CONT: 10492 case IEEE80211_AMPDU_TX_STOP_FLUSH: 10493 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 10494 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 10495 break; 10496 case IEEE80211_AMPDU_TX_OPERATIONAL: 10497 break; 10498 default: 10499 rt2x00_warn((struct rt2x00_dev *)hw->priv, 10500 "Unknown AMPDU action\n"); 10501 } 10502 10503 return ret; 10504 } 10505 EXPORT_SYMBOL_GPL(rt2800_ampdu_action); 10506 10507 int rt2800_get_survey(struct ieee80211_hw *hw, int idx, 10508 struct survey_info *survey) 10509 { 10510 struct rt2x00_dev *rt2x00dev = hw->priv; 10511 struct ieee80211_conf *conf = &hw->conf; 10512 u32 idle, busy, busy_ext; 10513 10514 if (idx != 0) 10515 return -ENOENT; 10516 10517 survey->channel = conf->chandef.chan; 10518 10519 idle = rt2800_register_read(rt2x00dev, CH_IDLE_STA); 10520 busy = rt2800_register_read(rt2x00dev, CH_BUSY_STA); 10521 busy_ext = rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC); 10522 10523 if (idle || busy) { 10524 survey->filled = SURVEY_INFO_TIME | 10525 SURVEY_INFO_TIME_BUSY | 10526 SURVEY_INFO_TIME_EXT_BUSY; 10527 10528 survey->time = (idle + busy) / 1000; 10529 survey->time_busy = busy / 1000; 10530 survey->time_ext_busy = busy_ext / 1000; 10531 } 10532 10533 if (!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) 10534 survey->filled |= SURVEY_INFO_IN_USE; 10535 10536 return 0; 10537 10538 } 10539 EXPORT_SYMBOL_GPL(rt2800_get_survey); 10540 10541 MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz"); 10542 MODULE_VERSION(DRV_VERSION); 10543 MODULE_DESCRIPTION("Ralink RT2800 library"); 10544 MODULE_LICENSE("GPL"); 10545