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sys/dev/ath/ath_hal/ah_internal.h
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1 /*- 2 * SPDX-License-Identifier: ISC 3 * 4 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting 5 * Copyright (c) 2002-2008 Atheros Communications, Inc. 6 * 7 * Permission to use, copy, modify, and/or distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 * 19 * $FreeBSD$ 20 */ 21 #ifndef _ATH_AH_INTERAL_H_ 22 #define _ATH_AH_INTERAL_H_ 23 /* 24 * Atheros Device Hardware Access Layer (HAL). 25 * 26 * Internal definitions. 27 */ 28 #define AH_NULL 0 29 #define AH_MIN(a,b) ((a)<(b)?(a):(b)) 30 #define AH_MAX(a,b) ((a)>(b)?(a):(b)) 31 32 #include <net80211/_ieee80211.h> 33 #include <sys/queue.h> /* XXX for reasons */ 34 35 #ifndef NBBY 36 #define NBBY 8 /* number of bits/byte */ 37 #endif 38 39 #ifndef roundup 40 #define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* to any y */ 41 #endif 42 #ifndef howmany 43 #define howmany(x, y) (((x)+((y)-1))/(y)) 44 #endif 45 46 #ifndef offsetof 47 #define offsetof(type, field) ((size_t)(&((type *)0)->field)) 48 #endif 49 50 typedef struct { 51 uint32_t start; /* first register */ 52 uint32_t end; /* ending register or zero */ 53 } HAL_REGRANGE; 54 55 typedef struct { 56 uint32_t addr; /* regiser address/offset */ 57 uint32_t value; /* value to write */ 58 } HAL_REGWRITE; 59 60 /* 61 * Transmit power scale factor. 62 * 63 * NB: This is not public because we want to discourage the use of 64 * scaling; folks should use the tx power limit interface. 65 */ 66 typedef enum { 67 HAL_TP_SCALE_MAX = 0, /* no scaling (default) */ 68 HAL_TP_SCALE_50 = 1, /* 50% of max (-3 dBm) */ 69 HAL_TP_SCALE_25 = 2, /* 25% of max (-6 dBm) */ 70 HAL_TP_SCALE_12 = 3, /* 12% of max (-9 dBm) */ 71 HAL_TP_SCALE_MIN = 4, /* min, but still on */ 72 } HAL_TP_SCALE; 73 74 typedef enum { 75 HAL_CAP_RADAR = 0, /* Radar capability */ 76 HAL_CAP_AR = 1, /* AR capability */ 77 } HAL_PHYDIAG_CAPS; 78 79 /* 80 * Enable/disable strong signal fast diversity 81 */ 82 #define HAL_CAP_STRONG_DIV 2 83 84 /* 85 * Each chip or class of chips registers to offer support. 86 * 87 * Compiled-in versions will include a linker set to iterate through the 88 * linked in code. 89 * 90 * Modules will have to register HAL backends separately. 91 */ 92 struct ath_hal_chip { 93 const char *name; 94 const char *(*probe)(uint16_t vendorid, uint16_t devid); 95 struct ath_hal *(*attach)(uint16_t devid, HAL_SOFTC, 96 HAL_BUS_TAG, HAL_BUS_HANDLE, uint16_t *eepromdata, 97 HAL_OPS_CONFIG *ah, 98 HAL_STATUS *error); 99 TAILQ_ENTRY(ath_hal_chip) node; 100 }; 101 #ifndef AH_CHIP 102 #define AH_CHIP(_name, _probe, _attach) \ 103 struct ath_hal_chip _name##_chip = { \ 104 .name = #_name, \ 105 .probe = _probe, \ 106 .attach = _attach, \ 107 }; \ 108 OS_DATA_SET(ah_chips, _name##_chip) 109 #endif 110 111 /* 112 * Each RF backend registers to offer support; this is mostly 113 * used by multi-chip 5212 solutions. Single-chip solutions 114 * have a fixed idea about which RF to use. 115 * 116 * Compiled in versions will include this linker set to iterate through 117 * the linked in code. 118 * 119 * Modules will have to register RF backends separately. 120 */ 121 struct ath_hal_rf { 122 const char *name; 123 HAL_BOOL (*probe)(struct ath_hal *ah); 124 HAL_BOOL (*attach)(struct ath_hal *ah, HAL_STATUS *ecode); 125 TAILQ_ENTRY(ath_hal_rf) node; 126 }; 127 #ifndef AH_RF 128 #define AH_RF(_name, _probe, _attach) \ 129 struct ath_hal_rf _name##_rf = { \ 130 .name = __STRING(_name), \ 131 .probe = _probe, \ 132 .attach = _attach, \ 133 }; \ 134 OS_DATA_SET(ah_rfs, _name##_rf) 135 #endif 136 137 struct ath_hal_rf *ath_hal_rfprobe(struct ath_hal *ah, HAL_STATUS *ecode); 138 139 /* 140 * Maximum number of internal channels. Entries are per unique 141 * frequency so this might be need to be increased to handle all 142 * usage cases; typically no more than 32 are really needed but 143 * dynamically allocating the data structures is a bit painful 144 * right now. 145 */ 146 #ifndef AH_MAXCHAN 147 #define AH_MAXCHAN 128 148 #endif 149 150 #define HAL_NF_CAL_HIST_LEN_FULL 5 151 #define HAL_NF_CAL_HIST_LEN_SMALL 1 152 #define HAL_NUM_NF_READINGS 6 /* 3 chains * (ctl + ext) */ 153 #define HAL_NF_LOAD_DELAY 1000 154 155 /* 156 * PER_CHAN doesn't work for now, as it looks like the device layer 157 * has to pre-populate the per-channel list with nominal values. 158 */ 159 //#define ATH_NF_PER_CHAN 1 160 161 typedef struct { 162 u_int8_t curr_index; 163 int8_t invalidNFcount; /* TO DO: REMOVE THIS! */ 164 int16_t priv_nf[HAL_NUM_NF_READINGS]; 165 } HAL_NFCAL_BASE; 166 167 typedef struct { 168 HAL_NFCAL_BASE base; 169 int16_t nf_cal_buffer[HAL_NF_CAL_HIST_LEN_FULL][HAL_NUM_NF_READINGS]; 170 } HAL_NFCAL_HIST_FULL; 171 172 typedef struct { 173 HAL_NFCAL_BASE base; 174 int16_t nf_cal_buffer[HAL_NF_CAL_HIST_LEN_SMALL][HAL_NUM_NF_READINGS]; 175 } HAL_NFCAL_HIST_SMALL; 176 177 #ifdef ATH_NF_PER_CHAN 178 typedef HAL_NFCAL_HIST_FULL HAL_CHAN_NFCAL_HIST; 179 #define AH_HOME_CHAN_NFCAL_HIST(ah, ichan) (ichan ? &ichan->nf_cal_hist: NULL) 180 #else 181 typedef HAL_NFCAL_HIST_SMALL HAL_CHAN_NFCAL_HIST; 182 #define AH_HOME_CHAN_NFCAL_HIST(ah, ichan) (&AH_PRIVATE(ah)->nf_cal_hist) 183 #endif /* ATH_NF_PER_CHAN */ 184 185 /* 186 * Internal per-channel state. These are found 187 * using ic_devdata in the ieee80211_channel. 188 */ 189 typedef struct { 190 uint16_t channel; /* h/w frequency, NB: may be mapped */ 191 uint8_t privFlags; 192 #define CHANNEL_IQVALID 0x01 /* IQ calibration valid */ 193 #define CHANNEL_ANI_INIT 0x02 /* ANI state initialized */ 194 #define CHANNEL_ANI_SETUP 0x04 /* ANI state setup */ 195 #define CHANNEL_MIMO_NF_VALID 0x04 /* Mimo NF values are valid */ 196 uint8_t calValid; /* bitmask of cal types */ 197 int8_t iCoff; 198 int8_t qCoff; 199 int16_t rawNoiseFloor; 200 int16_t noiseFloorAdjust; 201 int16_t noiseFloorCtl[AH_MAX_CHAINS]; 202 int16_t noiseFloorExt[AH_MAX_CHAINS]; 203 uint16_t mainSpur; /* cached spur value for this channel */ 204 205 /*XXX TODO: make these part of privFlags */ 206 uint8_t paprd_done:1, /* 1: PAPRD DONE, 0: PAPRD Cal not done */ 207 paprd_table_write_done:1; /* 1: DONE, 0: Cal data write not done */ 208 int one_time_cals_done; 209 HAL_CHAN_NFCAL_HIST nf_cal_hist; 210 } HAL_CHANNEL_INTERNAL; 211 212 /* channel requires noise floor check */ 213 #define CHANNEL_NFCREQUIRED IEEE80211_CHAN_PRIV0 214 215 /* all full-width channels */ 216 #define IEEE80211_CHAN_ALLFULL \ 217 (IEEE80211_CHAN_ALL - (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) 218 #define IEEE80211_CHAN_ALLTURBOFULL \ 219 (IEEE80211_CHAN_ALLTURBO - \ 220 (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) 221 222 typedef struct { 223 uint32_t halChanSpreadSupport : 1, 224 halSleepAfterBeaconBroken : 1, 225 halCompressSupport : 1, 226 halBurstSupport : 1, 227 halFastFramesSupport : 1, 228 halChapTuningSupport : 1, 229 halTurboGSupport : 1, 230 halTurboPrimeSupport : 1, 231 halMicAesCcmSupport : 1, 232 halMicCkipSupport : 1, 233 halMicTkipSupport : 1, 234 halTkipMicTxRxKeySupport : 1, 235 halCipherAesCcmSupport : 1, 236 halCipherCkipSupport : 1, 237 halCipherTkipSupport : 1, 238 halPSPollBroken : 1, 239 halVEOLSupport : 1, 240 halBssIdMaskSupport : 1, 241 halMcastKeySrchSupport : 1, 242 halTsfAddSupport : 1, 243 halChanHalfRate : 1, 244 halChanQuarterRate : 1, 245 halHTSupport : 1, 246 halHTSGI20Support : 1, 247 halRfSilentSupport : 1, 248 halHwPhyCounterSupport : 1, 249 halWowSupport : 1, 250 halWowMatchPatternExact : 1, 251 halAutoSleepSupport : 1, 252 halFastCCSupport : 1, 253 halBtCoexSupport : 1; 254 uint32_t halRxStbcSupport : 1, 255 halTxStbcSupport : 1, 256 halGTTSupport : 1, 257 halCSTSupport : 1, 258 halRifsRxSupport : 1, 259 halRifsTxSupport : 1, 260 hal4AddrAggrSupport : 1, 261 halExtChanDfsSupport : 1, 262 halUseCombinedRadarRssi : 1, 263 halForcePpmSupport : 1, 264 halEnhancedPmSupport : 1, 265 halEnhancedDfsSupport : 1, 266 halMbssidAggrSupport : 1, 267 halBssidMatchSupport : 1, 268 hal4kbSplitTransSupport : 1, 269 halHasRxSelfLinkedTail : 1, 270 halSupportsFastClock5GHz : 1, 271 halHasBBReadWar : 1, 272 halSerialiseRegWar : 1, 273 halMciSupport : 1, 274 halRxTxAbortSupport : 1, 275 halPaprdEnabled : 1, 276 halHasUapsdSupport : 1, 277 halWpsPushButtonSupport : 1, 278 halBtCoexApsmWar : 1, 279 halGenTimerSupport : 1, 280 halLDPCSupport : 1, 281 halHwBeaconProcSupport : 1, 282 halEnhancedDmaSupport : 1; 283 uint32_t halIsrRacSupport : 1, 284 halApmEnable : 1, 285 halIntrMitigation : 1, 286 hal49GhzSupport : 1, 287 halAntDivCombSupport : 1, 288 halAntDivCombSupportOrg : 1, 289 halRadioRetentionSupport : 1, 290 halSpectralScanSupport : 1, 291 halRxUsingLnaMixing : 1, 292 halRxDoMyBeacon : 1, 293 halHwUapsdTrig : 1; 294 295 uint32_t halWirelessModes; 296 uint16_t halTotalQueues; 297 uint16_t halKeyCacheSize; 298 uint16_t halLow5GhzChan, halHigh5GhzChan; 299 uint16_t halLow2GhzChan, halHigh2GhzChan; 300 int halTxTstampPrecision; 301 int halRxTstampPrecision; 302 int halRtsAggrLimit; 303 uint8_t halTxChainMask; 304 uint8_t halRxChainMask; 305 uint8_t halNumGpioPins; 306 uint8_t halNumAntCfg2GHz; 307 uint8_t halNumAntCfg5GHz; 308 uint32_t halIntrMask; 309 uint8_t halTxStreams; 310 uint8_t halRxStreams; 311 HAL_MFP_OPT_T halMfpSupport; 312 313 /* AR9300 HAL porting capabilities */ 314 int hal_paprd_enabled; 315 int hal_pcie_lcr_offset; 316 int hal_pcie_lcr_extsync_en; 317 int halNumTxMaps; 318 int halTxDescLen; 319 int halTxStatusLen; 320 int halRxStatusLen; 321 int halRxHpFifoDepth; 322 int halRxLpFifoDepth; 323 uint32_t halRegCap; /* XXX needed? */ 324 int halNumMRRetries; 325 int hal_ani_poll_interval; 326 int hal_channel_switch_time_usec; 327 } HAL_CAPABILITIES; 328 329 struct regDomain; 330 331 /* 332 * Definitions for ah_flags in ath_hal_private 333 */ 334 #define AH_USE_EEPROM 0x1 335 #define AH_IS_HB63 0x2 336 337 /* 338 * The ``private area'' follows immediately after the ``public area'' 339 * in the data structure returned by ath_hal_attach. Private data are 340 * used by device-independent code such as the regulatory domain support. 341 * In general, code within the HAL should never depend on data in the 342 * public area. Instead any public data needed internally should be 343 * shadowed here. 344 * 345 * When declaring a device-specific ath_hal data structure this structure 346 * is assumed to at the front; e.g. 347 * 348 * struct ath_hal_5212 { 349 * struct ath_hal_private ah_priv; 350 * ... 351 * }; 352 * 353 * It might be better to manage the method pointers in this structure 354 * using an indirect pointer to a read-only data structure but this would 355 * disallow class-style method overriding. 356 */ 357 struct ath_hal_private { 358 struct ath_hal h; /* public area */ 359 360 /* NB: all methods go first to simplify initialization */ 361 HAL_BOOL (*ah_getChannelEdges)(struct ath_hal*, 362 uint16_t channelFlags, 363 uint16_t *lowChannel, uint16_t *highChannel); 364 u_int (*ah_getWirelessModes)(struct ath_hal*); 365 HAL_BOOL (*ah_eepromRead)(struct ath_hal *, u_int off, 366 uint16_t *data); 367 HAL_BOOL (*ah_eepromWrite)(struct ath_hal *, u_int off, 368 uint16_t data); 369 HAL_BOOL (*ah_getChipPowerLimits)(struct ath_hal *, 370 struct ieee80211_channel *); 371 int16_t (*ah_getNfAdjust)(struct ath_hal *, 372 const HAL_CHANNEL_INTERNAL*); 373 void (*ah_getNoiseFloor)(struct ath_hal *, 374 int16_t nfarray[]); 375 376 void *ah_eeprom; /* opaque EEPROM state */ 377 uint16_t ah_eeversion; /* EEPROM version */ 378 void (*ah_eepromDetach)(struct ath_hal *); 379 HAL_STATUS (*ah_eepromGet)(struct ath_hal *, int, void *); 380 HAL_STATUS (*ah_eepromSet)(struct ath_hal *, int, int); 381 uint16_t (*ah_getSpurChan)(struct ath_hal *, int, HAL_BOOL); 382 HAL_BOOL (*ah_eepromDiag)(struct ath_hal *, int request, 383 const void *args, uint32_t argsize, 384 void **result, uint32_t *resultsize); 385 386 /* 387 * Device revision information. 388 */ 389 uint16_t ah_devid; /* PCI device ID */ 390 uint16_t ah_subvendorid; /* PCI subvendor ID */ 391 uint32_t ah_macVersion; /* MAC version id */ 392 uint16_t ah_macRev; /* MAC revision */ 393 uint16_t ah_phyRev; /* PHY revision */ 394 uint16_t ah_analog5GhzRev; /* 2GHz radio revision */ 395 uint16_t ah_analog2GhzRev; /* 5GHz radio revision */ 396 uint32_t ah_flags; /* misc flags */ 397 uint8_t ah_ispcie; /* PCIE, special treatment */ 398 uint8_t ah_devType; /* card type - CB, PCI, PCIe */ 399 400 HAL_OPMODE ah_opmode; /* operating mode from reset */ 401 const struct ieee80211_channel *ah_curchan;/* operating channel */ 402 HAL_CAPABILITIES ah_caps; /* device capabilities */ 403 uint32_t ah_diagreg; /* user-specified AR_DIAG_SW */ 404 int16_t ah_powerLimit; /* tx power cap */ 405 uint16_t ah_maxPowerLevel; /* calculated max tx power */ 406 u_int ah_tpScale; /* tx power scale factor */ 407 u_int16_t ah_extraTxPow; /* low rates extra-txpower */ 408 uint32_t ah_11nCompat; /* 11n compat controls */ 409 410 /* 411 * State for regulatory domain handling. 412 */ 413 HAL_REG_DOMAIN ah_currentRD; /* EEPROM regulatory domain */ 414 HAL_REG_DOMAIN ah_currentRDext; /* EEPROM extended regdomain flags */ 415 HAL_DFS_DOMAIN ah_dfsDomain; /* current DFS domain */ 416 HAL_CHANNEL_INTERNAL ah_channels[AH_MAXCHAN]; /* private chan state */ 417 u_int ah_nchan; /* valid items in ah_channels */ 418 const struct regDomain *ah_rd2GHz; /* reg state for 2G band */ 419 const struct regDomain *ah_rd5GHz; /* reg state for 5G band */ 420 421 uint8_t ah_coverageClass; /* coverage class */ 422 /* 423 * RF Silent handling; setup according to the EEPROM. 424 */ 425 uint16_t ah_rfsilent; /* GPIO pin + polarity */ 426 HAL_BOOL ah_rfkillEnabled; /* enable/disable RfKill */ 427 /* 428 * Diagnostic support for discriminating HIUERR reports. 429 */ 430 uint32_t ah_fatalState[6]; /* AR_ISR+shadow regs */ 431 int ah_rxornIsFatal; /* how to treat HAL_INT_RXORN */ 432 433 /* Only used if ATH_NF_PER_CHAN is defined */ 434 HAL_NFCAL_HIST_FULL nf_cal_hist; 435 436 /* 437 * Channel survey history - current channel only. 438 */ 439 HAL_CHANNEL_SURVEY ah_chansurvey; /* channel survey */ 440 }; 441 442 #define AH_PRIVATE(_ah) ((struct ath_hal_private *)(_ah)) 443 444 #define ath_hal_getChannelEdges(_ah, _cf, _lc, _hc) \ 445 AH_PRIVATE(_ah)->ah_getChannelEdges(_ah, _cf, _lc, _hc) 446 #define ath_hal_getWirelessModes(_ah) \ 447 AH_PRIVATE(_ah)->ah_getWirelessModes(_ah) 448 #define ath_hal_eepromRead(_ah, _off, _data) \ 449 AH_PRIVATE(_ah)->ah_eepromRead(_ah, _off, _data) 450 #define ath_hal_eepromWrite(_ah, _off, _data) \ 451 AH_PRIVATE(_ah)->ah_eepromWrite(_ah, _off, _data) 452 #define ath_hal_gpioCfgOutput(_ah, _gpio, _type) \ 453 (_ah)->ah_gpioCfgOutput(_ah, _gpio, _type) 454 #define ath_hal_gpioCfgInput(_ah, _gpio) \ 455 (_ah)->ah_gpioCfgInput(_ah, _gpio) 456 #define ath_hal_gpioGet(_ah, _gpio) \ 457 (_ah)->ah_gpioGet(_ah, _gpio) 458 #define ath_hal_gpioSet(_ah, _gpio, _val) \ 459 (_ah)->ah_gpioSet(_ah, _gpio, _val) 460 #define ath_hal_gpioSetIntr(_ah, _gpio, _ilevel) \ 461 (_ah)->ah_gpioSetIntr(_ah, _gpio, _ilevel) 462 #define ath_hal_getpowerlimits(_ah, _chan) \ 463 AH_PRIVATE(_ah)->ah_getChipPowerLimits(_ah, _chan) 464 #define ath_hal_getNfAdjust(_ah, _c) \ 465 AH_PRIVATE(_ah)->ah_getNfAdjust(_ah, _c) 466 #define ath_hal_getNoiseFloor(_ah, _nfArray) \ 467 AH_PRIVATE(_ah)->ah_getNoiseFloor(_ah, _nfArray) 468 #define ath_hal_configPCIE(_ah, _reset, _poweroff) \ 469 (_ah)->ah_configPCIE(_ah, _reset, _poweroff) 470 #define ath_hal_disablePCIE(_ah) \ 471 (_ah)->ah_disablePCIE(_ah) 472 #define ath_hal_setInterrupts(_ah, _mask) \ 473 (_ah)->ah_setInterrupts(_ah, _mask) 474 475 #define ath_hal_isrfkillenabled(_ah) \ 476 (ath_hal_getcapability(_ah, HAL_CAP_RFSILENT, 1, AH_NULL) == HAL_OK) 477 #define ath_hal_enable_rfkill(_ah, _v) \ 478 ath_hal_setcapability(_ah, HAL_CAP_RFSILENT, 1, _v, AH_NULL) 479 #define ath_hal_hasrfkill_int(_ah) \ 480 (ath_hal_getcapability(_ah, HAL_CAP_RFSILENT, 3, AH_NULL) == HAL_OK) 481 482 #define ath_hal_eepromDetach(_ah) do { \ 483 if (AH_PRIVATE(_ah)->ah_eepromDetach != AH_NULL) \ 484 AH_PRIVATE(_ah)->ah_eepromDetach(_ah); \ 485 } while (0) 486 #define ath_hal_eepromGet(_ah, _param, _val) \ 487 AH_PRIVATE(_ah)->ah_eepromGet(_ah, _param, _val) 488 #define ath_hal_eepromSet(_ah, _param, _val) \ 489 AH_PRIVATE(_ah)->ah_eepromSet(_ah, _param, _val) 490 #define ath_hal_eepromGetFlag(_ah, _param) \ 491 (AH_PRIVATE(_ah)->ah_eepromGet(_ah, _param, AH_NULL) == HAL_OK) 492 #define ath_hal_getSpurChan(_ah, _ix, _is2G) \ 493 AH_PRIVATE(_ah)->ah_getSpurChan(_ah, _ix, _is2G) 494 #define ath_hal_eepromDiag(_ah, _request, _a, _asize, _r, _rsize) \ 495 AH_PRIVATE(_ah)->ah_eepromDiag(_ah, _request, _a, _asize, _r, _rsize) 496 497 #ifndef _NET_IF_IEEE80211_H_ 498 /* 499 * Stuff that would naturally come from _ieee80211.h 500 */ 501 #define IEEE80211_ADDR_LEN 6 502 503 #define IEEE80211_WEP_IVLEN 3 /* 24bit */ 504 #define IEEE80211_WEP_KIDLEN 1 /* 1 octet */ 505 #define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */ 506 507 #define IEEE80211_CRC_LEN 4 508 509 #define IEEE80211_MAX_LEN (2300 + IEEE80211_CRC_LEN + \ 510 (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN)) 511 #endif /* _NET_IF_IEEE80211_H_ */ 512 513 #define HAL_TXQ_USE_LOCKOUT_BKOFF_DIS 0x00000001 514 515 #define INIT_AIFS 2 516 #define INIT_CWMIN 15 517 #define INIT_CWMIN_11B 31 518 #define INIT_CWMAX 1023 519 #define INIT_SH_RETRY 10 520 #define INIT_LG_RETRY 10 521 #define INIT_SSH_RETRY 32 522 #define INIT_SLG_RETRY 32 523 524 typedef struct { 525 uint32_t tqi_ver; /* HAL TXQ verson */ 526 HAL_TX_QUEUE tqi_type; /* hw queue type*/ 527 HAL_TX_QUEUE_SUBTYPE tqi_subtype; /* queue subtype, if applicable */ 528 HAL_TX_QUEUE_FLAGS tqi_qflags; /* queue flags */ 529 uint32_t tqi_priority; 530 uint32_t tqi_aifs; /* aifs */ 531 uint32_t tqi_cwmin; /* cwMin */ 532 uint32_t tqi_cwmax; /* cwMax */ 533 uint16_t tqi_shretry; /* frame short retry limit */ 534 uint16_t tqi_lgretry; /* frame long retry limit */ 535 uint32_t tqi_cbrPeriod; 536 uint32_t tqi_cbrOverflowLimit; 537 uint32_t tqi_burstTime; 538 uint32_t tqi_readyTime; 539 uint32_t tqi_physCompBuf; 540 uint32_t tqi_intFlags; /* flags for internal use */ 541 } HAL_TX_QUEUE_INFO; 542 543 extern HAL_BOOL ath_hal_setTxQProps(struct ath_hal *ah, 544 HAL_TX_QUEUE_INFO *qi, const HAL_TXQ_INFO *qInfo); 545 extern HAL_BOOL ath_hal_getTxQProps(struct ath_hal *ah, 546 HAL_TXQ_INFO *qInfo, const HAL_TX_QUEUE_INFO *qi); 547 548 #define HAL_SPUR_VAL_MASK 0x3FFF 549 #define HAL_SPUR_CHAN_WIDTH 87 550 #define HAL_BIN_WIDTH_BASE_100HZ 3125 551 #define HAL_BIN_WIDTH_TURBO_100HZ 6250 552 #define HAL_MAX_BINS_ALLOWED 28 553 554 #define IS_CHAN_5GHZ(_c) ((_c)->channel > 4900) 555 #define IS_CHAN_2GHZ(_c) (!IS_CHAN_5GHZ(_c)) 556 557 #define IS_CHAN_IN_PUBLIC_SAFETY_BAND(_c) ((_c) > 4940 && (_c) < 4990) 558 559 /* 560 * Deduce if the host cpu has big- or litt-endian byte order. 561 */ 562 static __inline__ int 563 isBigEndian(void) 564 { 565 union { 566 int32_t i; 567 char c[4]; 568 } u; 569 u.i = 1; 570 return (u.c[0] == 0); 571 } 572 573 /* unalligned little endian access */ 574 #define LE_READ_2(p) \ 575 ((uint16_t) \ 576 ((((const uint8_t *)(p))[0] ) | (((const uint8_t *)(p))[1]<< 8))) 577 #define LE_READ_4(p) \ 578 ((uint32_t) \ 579 ((((const uint8_t *)(p))[0] ) | (((const uint8_t *)(p))[1]<< 8) |\ 580 (((const uint8_t *)(p))[2]<<16) | (((const uint8_t *)(p))[3]<<24))) 581 582 /* 583 * Register manipulation macros that expect bit field defines 584 * to follow the convention that an _S suffix is appended for 585 * a shift count, while the field mask has no suffix. 586 */ 587 #define SM(_v, _f) (((_v) << _f##_S) & (_f)) 588 #define MS(_v, _f) (((_v) & (_f)) >> _f##_S) 589 #define OS_REG_RMW(_a, _r, _set, _clr) \ 590 OS_REG_WRITE(_a, _r, (OS_REG_READ(_a, _r) & ~(_clr)) | (_set)) 591 #define OS_REG_RMW_FIELD(_a, _r, _f, _v) \ 592 OS_REG_WRITE(_a, _r, \ 593 (OS_REG_READ(_a, _r) &~ (_f)) | (((_v) << _f##_S) & (_f))) 594 #define OS_REG_SET_BIT(_a, _r, _f) \ 595 OS_REG_WRITE(_a, _r, OS_REG_READ(_a, _r) | (_f)) 596 #define OS_REG_CLR_BIT(_a, _r, _f) \ 597 OS_REG_WRITE(_a, _r, OS_REG_READ(_a, _r) &~ (_f)) 598 #define OS_REG_IS_BIT_SET(_a, _r, _f) \ 599 ((OS_REG_READ(_a, _r) & (_f)) != 0) 600 #define OS_REG_RMW_FIELD_ALT(_a, _r, _f, _v) \ 601 OS_REG_WRITE(_a, _r, \ 602 (OS_REG_READ(_a, _r) &~(_f<<_f##_S)) | \ 603 (((_v) << _f##_S) & (_f<<_f##_S))) 604 #define OS_REG_READ_FIELD(_a, _r, _f) \ 605 (((OS_REG_READ(_a, _r) & _f) >> _f##_S)) 606 #define OS_REG_READ_FIELD_ALT(_a, _r, _f) \ 607 ((OS_REG_READ(_a, _r) >> (_f##_S))&(_f)) 608 609 /* Analog register writes may require a delay between each one (eg Merlin?) */ 610 #define OS_A_REG_RMW_FIELD(_a, _r, _f, _v) \ 611 do { OS_REG_WRITE(_a, _r, (OS_REG_READ(_a, _r) &~ (_f)) | \ 612 (((_v) << _f##_S) & (_f))) ; OS_DELAY(100); } while (0) 613 #define OS_A_REG_WRITE(_a, _r, _v) \ 614 do { OS_REG_WRITE(_a, _r, _v); OS_DELAY(100); } while (0) 615 616 /* wait for the register contents to have the specified value */ 617 extern HAL_BOOL ath_hal_wait(struct ath_hal *, u_int reg, 618 uint32_t mask, uint32_t val); 619 extern HAL_BOOL ath_hal_waitfor(struct ath_hal *, u_int reg, 620 uint32_t mask, uint32_t val, uint32_t timeout); 621 622 /* return the first n bits in val reversed */ 623 extern uint32_t ath_hal_reverseBits(uint32_t val, uint32_t n); 624 625 /* printf interfaces */ 626 extern void ath_hal_printf(struct ath_hal *, const char*, ...) 627 __printflike(2,3); 628 extern void ath_hal_vprintf(struct ath_hal *, const char*, __va_list) 629 __printflike(2, 0); 630 extern const char* ath_hal_ether_sprintf(const uint8_t *mac); 631 632 /* allocate and free memory */ 633 extern void *ath_hal_malloc(size_t); 634 extern void ath_hal_free(void *); 635 636 /* common debugging interfaces */ 637 #ifdef AH_DEBUG 638 #include "ah_debug.h" 639 extern int ath_hal_debug; /* Global debug flags */ 640 641 /* 642 * The typecast is purely because some callers will pass in 643 * AH_NULL directly rather than using a NULL ath_hal pointer. 644 */ 645 #define HALDEBUG(_ah, __m, ...) \ 646 do { \ 647 if ((__m) == HAL_DEBUG_UNMASKABLE || \ 648 ath_hal_debug & (__m) || \ 649 ((_ah) != NULL && \ 650 ((struct ath_hal *) (_ah))->ah_config.ah_debug & (__m))) { \ 651 DO_HALDEBUG((_ah), (__m), __VA_ARGS__); \ 652 } \ 653 } while(0); 654 655 extern void DO_HALDEBUG(struct ath_hal *ah, u_int mask, const char* fmt, ...) 656 __printflike(3,4); 657 #else 658 #define HALDEBUG(_ah, __m, ...) 659 #endif /* AH_DEBUG */ 660 661 /* 662 * Register logging definitions shared with ardecode. 663 */ 664 #include "ah_decode.h" 665 666 /* 667 * Common assertion interface. Note: it is a bad idea to generate 668 * an assertion failure for any recoverable event. Instead catch 669 * the violation and, if possible, fix it up or recover from it; either 670 * with an error return value or a diagnostic messages. System software 671 * does not panic unless the situation is hopeless. 672 */ 673 #ifdef AH_ASSERT 674 extern void ath_hal_assert_failed(const char* filename, 675 int lineno, const char* msg); 676 677 #define HALASSERT(_x) do { \ 678 if (!(_x)) { \ 679 ath_hal_assert_failed(__FILE__, __LINE__, #_x); \ 680 } \ 681 } while (0) 682 #else 683 #define HALASSERT(_x) 684 #endif /* AH_ASSERT */ 685 686 /* 687 * Regulatory domain support. 688 */ 689 690 /* 691 * Return the max allowed antenna gain and apply any regulatory 692 * domain specific changes. 693 */ 694 u_int ath_hal_getantennareduction(struct ath_hal *ah, 695 const struct ieee80211_channel *chan, u_int twiceGain); 696 697 /* 698 * Return the test group for the specific channel based on 699 * the current regulatory setup. 700 */ 701 u_int ath_hal_getctl(struct ath_hal *, const struct ieee80211_channel *); 702 703 /* 704 * Map a public channel definition to the corresponding 705 * internal data structure. This implicitly specifies 706 * whether or not the specified channel is ok to use 707 * based on the current regulatory domain constraints. 708 */ 709 #ifndef AH_DEBUG 710 static OS_INLINE HAL_CHANNEL_INTERNAL * 711 ath_hal_checkchannel(struct ath_hal *ah, const struct ieee80211_channel *c) 712 { 713 HAL_CHANNEL_INTERNAL *cc; 714 715 HALASSERT(c->ic_devdata < AH_PRIVATE(ah)->ah_nchan); 716 cc = &AH_PRIVATE(ah)->ah_channels[c->ic_devdata]; 717 HALASSERT(c->ic_freq == cc->channel || IEEE80211_IS_CHAN_GSM(c)); 718 return cc; 719 } 720 #else 721 /* NB: non-inline version that checks state */ 722 HAL_CHANNEL_INTERNAL *ath_hal_checkchannel(struct ath_hal *, 723 const struct ieee80211_channel *); 724 #endif /* AH_DEBUG */ 725 726 /* 727 * Return the h/w frequency for a channel. This may be 728 * different from ic_freq if this is a GSM device that 729 * takes 2.4GHz frequencies and down-converts them. 730 */ 731 static OS_INLINE uint16_t 732 ath_hal_gethwchannel(struct ath_hal *ah, const struct ieee80211_channel *c) 733 { 734 return ath_hal_checkchannel(ah, c)->channel; 735 } 736 737 /* 738 * Generic get/set capability support. Each chip overrides 739 * this routine to support chip-specific capabilities. 740 */ 741 extern HAL_STATUS ath_hal_getcapability(struct ath_hal *ah, 742 HAL_CAPABILITY_TYPE type, uint32_t capability, 743 uint32_t *result); 744 extern HAL_BOOL ath_hal_setcapability(struct ath_hal *ah, 745 HAL_CAPABILITY_TYPE type, uint32_t capability, 746 uint32_t setting, HAL_STATUS *status); 747 748 /* The diagnostic codes used to be internally defined here -adrian */ 749 #include "ah_diagcodes.h" 750 751 /* 752 * The AR5416 and later HALs have MAC and baseband hang checking. 753 */ 754 typedef struct { 755 uint32_t hang_reg_offset; 756 uint32_t hang_val; 757 uint32_t hang_mask; 758 uint32_t hang_offset; 759 } hal_hw_hang_check_t; 760 761 typedef struct { 762 uint32_t dma_dbg_3; 763 uint32_t dma_dbg_4; 764 uint32_t dma_dbg_5; 765 uint32_t dma_dbg_6; 766 } mac_dbg_regs_t; 767 768 typedef enum { 769 dcu_chain_state = 0x1, 770 dcu_complete_state = 0x2, 771 qcu_state = 0x4, 772 qcu_fsp_ok = 0x8, 773 qcu_fsp_state = 0x10, 774 qcu_stitch_state = 0x20, 775 qcu_fetch_state = 0x40, 776 qcu_complete_state = 0x80 777 } hal_mac_hangs_t; 778 779 typedef struct { 780 int states; 781 uint8_t dcu_chain_state; 782 uint8_t dcu_complete_state; 783 uint8_t qcu_state; 784 uint8_t qcu_fsp_ok; 785 uint8_t qcu_fsp_state; 786 uint8_t qcu_stitch_state; 787 uint8_t qcu_fetch_state; 788 uint8_t qcu_complete_state; 789 } hal_mac_hang_check_t; 790 791 enum { 792 HAL_BB_HANG_DFS = 0x0001, 793 HAL_BB_HANG_RIFS = 0x0002, 794 HAL_BB_HANG_RX_CLEAR = 0x0004, 795 HAL_BB_HANG_UNKNOWN = 0x0080, 796 797 HAL_MAC_HANG_SIG1 = 0x0100, 798 HAL_MAC_HANG_SIG2 = 0x0200, 799 HAL_MAC_HANG_UNKNOWN = 0x8000, 800 801 HAL_BB_HANGS = HAL_BB_HANG_DFS 802 | HAL_BB_HANG_RIFS 803 | HAL_BB_HANG_RX_CLEAR 804 | HAL_BB_HANG_UNKNOWN, 805 HAL_MAC_HANGS = HAL_MAC_HANG_SIG1 806 | HAL_MAC_HANG_SIG2 807 | HAL_MAC_HANG_UNKNOWN, 808 }; 809 810 /* Merge these with above */ 811 typedef enum hal_hw_hangs { 812 HAL_DFS_BB_HANG_WAR = 0x1, 813 HAL_RIFS_BB_HANG_WAR = 0x2, 814 HAL_RX_STUCK_LOW_BB_HANG_WAR = 0x4, 815 HAL_MAC_HANG_WAR = 0x8, 816 HAL_PHYRESTART_CLR_WAR = 0x10, 817 HAL_MAC_HANG_DETECTED = 0x40000000, 818 HAL_BB_HANG_DETECTED = 0x80000000 819 } hal_hw_hangs_t; 820 821 /* 822 * Device revision information. 823 */ 824 typedef struct { 825 uint16_t ah_devid; /* PCI device ID */ 826 uint16_t ah_subvendorid; /* PCI subvendor ID */ 827 uint32_t ah_macVersion; /* MAC version id */ 828 uint16_t ah_macRev; /* MAC revision */ 829 uint16_t ah_phyRev; /* PHY revision */ 830 uint16_t ah_analog5GhzRev; /* 2GHz radio revision */ 831 uint16_t ah_analog2GhzRev; /* 5GHz radio revision */ 832 } HAL_REVS; 833 834 /* 835 * Argument payload for HAL_DIAG_SETKEY. 836 */ 837 typedef struct { 838 HAL_KEYVAL dk_keyval; 839 uint16_t dk_keyix; /* key index */ 840 uint8_t dk_mac[IEEE80211_ADDR_LEN]; 841 int dk_xor; /* XOR key data */ 842 } HAL_DIAG_KEYVAL; 843 844 /* 845 * Argument payload for HAL_DIAG_EEWRITE. 846 */ 847 typedef struct { 848 uint16_t ee_off; /* eeprom offset */ 849 uint16_t ee_data; /* write data */ 850 } HAL_DIAG_EEVAL; 851 852 typedef struct { 853 u_int offset; /* reg offset */ 854 uint32_t val; /* reg value */ 855 } HAL_DIAG_REGVAL; 856 857 /* 858 * 11n compatibility tweaks. 859 */ 860 #define HAL_DIAG_11N_SERVICES 0x00000003 861 #define HAL_DIAG_11N_SERVICES_S 0 862 #define HAL_DIAG_11N_TXSTOMP 0x0000000c 863 #define HAL_DIAG_11N_TXSTOMP_S 2 864 865 typedef struct { 866 int maxNoiseImmunityLevel; /* [0..4] */ 867 int totalSizeDesired[5]; 868 int coarseHigh[5]; 869 int coarseLow[5]; 870 int firpwr[5]; 871 872 int maxSpurImmunityLevel; /* [0..7] */ 873 int cycPwrThr1[8]; 874 875 int maxFirstepLevel; /* [0..2] */ 876 int firstep[3]; 877 878 uint32_t ofdmTrigHigh; 879 uint32_t ofdmTrigLow; 880 int32_t cckTrigHigh; 881 int32_t cckTrigLow; 882 int32_t rssiThrLow; 883 int32_t rssiThrHigh; 884 885 int period; /* update listen period */ 886 } HAL_ANI_PARAMS; 887 888 extern HAL_BOOL ath_hal_getdiagstate(struct ath_hal *ah, int request, 889 const void *args, uint32_t argsize, 890 void **result, uint32_t *resultsize); 891 892 /* 893 * Setup a h/w rate table for use. 894 */ 895 extern void ath_hal_setupratetable(struct ath_hal *ah, HAL_RATE_TABLE *rt); 896 897 /* 898 * Common routine for implementing getChanNoise api. 899 */ 900 int16_t ath_hal_getChanNoise(struct ath_hal *, const struct ieee80211_channel *); 901 902 /* 903 * Initialization support. 904 */ 905 typedef struct { 906 const uint32_t *data; 907 int rows, cols; 908 } HAL_INI_ARRAY; 909 910 #define HAL_INI_INIT(_ia, _data, _cols) do { \ 911 (_ia)->data = (const uint32_t *)(_data); \ 912 (_ia)->rows = sizeof(_data) / sizeof((_data)[0]); \ 913 (_ia)->cols = (_cols); \ 914 } while (0) 915 #define HAL_INI_VAL(_ia, _r, _c) \ 916 ((_ia)->data[((_r)*(_ia)->cols) + (_c)]) 917 918 /* 919 * OS_DELAY() does a PIO READ on the PCI bus which allows 920 * other cards' DMA reads to complete in the middle of our reset. 921 */ 922 #define DMA_YIELD(x) do { \ 923 if ((++(x) % 64) == 0) \ 924 OS_DELAY(1); \ 925 } while (0) 926 927 #define HAL_INI_WRITE_ARRAY(ah, regArray, col, regWr) do { \ 928 int r; \ 929 for (r = 0; r < N(regArray); r++) { \ 930 OS_REG_WRITE(ah, (regArray)[r][0], (regArray)[r][col]); \ 931 DMA_YIELD(regWr); \ 932 } \ 933 } while (0) 934 935 #define HAL_INI_WRITE_BANK(ah, regArray, bankData, regWr) do { \ 936 int r; \ 937 for (r = 0; r < N(regArray); r++) { \ 938 OS_REG_WRITE(ah, (regArray)[r][0], (bankData)[r]); \ 939 DMA_YIELD(regWr); \ 940 } \ 941 } while (0) 942 943 extern int ath_hal_ini_write(struct ath_hal *ah, const HAL_INI_ARRAY *ia, 944 int col, int regWr); 945 extern void ath_hal_ini_bank_setup(uint32_t data[], const HAL_INI_ARRAY *ia, 946 int col); 947 extern int ath_hal_ini_bank_write(struct ath_hal *ah, const HAL_INI_ARRAY *ia, 948 const uint32_t data[], int regWr); 949 950 #define CCK_SIFS_TIME 10 951 #define CCK_PREAMBLE_BITS 144 952 #define CCK_PLCP_BITS 48 953 954 #define OFDM_SIFS_TIME 16 955 #define OFDM_PREAMBLE_TIME 20 956 #define OFDM_PLCP_BITS 22 957 #define OFDM_SYMBOL_TIME 4 958 959 #define OFDM_HALF_SIFS_TIME 32 960 #define OFDM_HALF_PREAMBLE_TIME 40 961 #define OFDM_HALF_PLCP_BITS 22 962 #define OFDM_HALF_SYMBOL_TIME 8 963 964 #define OFDM_QUARTER_SIFS_TIME 64 965 #define OFDM_QUARTER_PREAMBLE_TIME 80 966 #define OFDM_QUARTER_PLCP_BITS 22 967 #define OFDM_QUARTER_SYMBOL_TIME 16 968 969 #define TURBO_SIFS_TIME 8 970 #define TURBO_PREAMBLE_TIME 14 971 #define TURBO_PLCP_BITS 22 972 #define TURBO_SYMBOL_TIME 4 973 974 #define WLAN_CTRL_FRAME_SIZE (2+2+6+4) /* ACK+FCS */ 975 976 /* Generic EEPROM board value functions */ 977 extern HAL_BOOL ath_ee_getLowerUpperIndex(uint8_t target, uint8_t *pList, 978 uint16_t listSize, uint16_t *indexL, uint16_t *indexR); 979 extern HAL_BOOL ath_ee_FillVpdTable(uint8_t pwrMin, uint8_t pwrMax, 980 uint8_t *pPwrList, uint8_t *pVpdList, uint16_t numIntercepts, 981 uint8_t *pRetVpdList); 982 extern int16_t ath_ee_interpolate(uint16_t target, uint16_t srcLeft, 983 uint16_t srcRight, int16_t targetLeft, int16_t targetRight); 984 985 /* Whether 5ghz fast clock is needed */ 986 /* 987 * The chipset (Merlin, AR9300/later) should set the capability flag below; 988 * this flag simply says that the hardware can do it, not that the EEPROM 989 * says it can. 990 * 991 * Merlin 2.0/2.1 chips with an EEPROM version > 16 do 5ghz fast clock 992 * if the relevant eeprom flag is set. 993 * Merlin 2.0/2.1 chips with an EEPROM version <= 16 do 5ghz fast clock 994 * by default. 995 */ 996 #define IS_5GHZ_FAST_CLOCK_EN(_ah, _c) \ 997 (IEEE80211_IS_CHAN_5GHZ(_c) && \ 998 AH_PRIVATE((_ah))->ah_caps.halSupportsFastClock5GHz && \ 999 ath_hal_eepromGetFlag((_ah), AR_EEP_FSTCLK_5G)) 1000 1001 /* 1002 * Fetch the maximum regulatory domain power for the given channel 1003 * in 1/2dBm steps. 1004 */ 1005 static inline int 1006 ath_hal_get_twice_max_regpower(struct ath_hal_private *ahp, 1007 const HAL_CHANNEL_INTERNAL *ichan, const struct ieee80211_channel *chan) 1008 { 1009 struct ath_hal *ah = &ahp->h; 1010 1011 if (! chan) { 1012 ath_hal_printf(ah, "%s: called with chan=NULL!\n", __func__); 1013 return (0); 1014 } 1015 return (chan->ic_maxpower); 1016 } 1017 1018 /* 1019 * Get the maximum antenna gain allowed, in 1/2dBm steps. 1020 */ 1021 static inline int 1022 ath_hal_getantennaallowed(struct ath_hal *ah, 1023 const struct ieee80211_channel *chan) 1024 { 1025 1026 if (! chan) 1027 return (0); 1028 1029 return (chan->ic_maxantgain); 1030 } 1031 1032 /* 1033 * Map the given 2GHz channel to an IEEE number. 1034 */ 1035 extern int ath_hal_mhz2ieee_2ghz(struct ath_hal *, int freq); 1036 1037 /* 1038 * Clear the channel survey data. 1039 */ 1040 extern void ath_hal_survey_clear(struct ath_hal *ah); 1041 1042 /* 1043 * Add a sample to the channel survey data. 1044 */ 1045 extern void ath_hal_survey_add_sample(struct ath_hal *ah, 1046 HAL_SURVEY_SAMPLE *hs); 1047 1048 /* 1049 * Chip registration - for modules. 1050 */ 1051 extern int ath_hal_add_chip(struct ath_hal_chip *ahc); 1052 extern int ath_hal_remove_chip(struct ath_hal_chip *ahc); 1053 extern int ath_hal_add_rf(struct ath_hal_rf *arf); 1054 extern int ath_hal_remove_rf(struct ath_hal_rf *arf); 1055 1056 #endif /* _ATH_AH_INTERAL_H_ */
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