if_athvar.h revision 238838
1/*- 2 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification. 11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13 * redistribution must be conditioned upon including a substantially 14 * similar Disclaimer requirement for further binary redistribution. 15 * 16 * NO WARRANTY 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 * 29 * $FreeBSD: head/sys/dev/ath/if_athvar.h 238838 2012-07-27 11:23:24Z adrian $ 30 */ 31 32/* 33 * Defintions for the Atheros Wireless LAN controller driver. 34 */ 35#ifndef _DEV_ATH_ATHVAR_H 36#define _DEV_ATH_ATHVAR_H 37 38#include <dev/ath/ath_hal/ah.h> 39#include <dev/ath/ath_hal/ah_desc.h> 40#include <net80211/ieee80211_radiotap.h> 41#include <dev/ath/if_athioctl.h> 42#include <dev/ath/if_athrate.h> 43 44#define ATH_TIMEOUT 1000 45 46/* 47 * There is a separate TX ath_buf pool for management frames. 48 * This ensures that management frames such as probe responses 49 * and BAR frames can be transmitted during periods of high 50 * TX activity. 51 */ 52#define ATH_MGMT_TXBUF 32 53 54/* 55 * 802.11n requires more TX and RX buffers to do AMPDU. 56 */ 57#ifdef ATH_ENABLE_11N 58#define ATH_TXBUF 512 59#define ATH_RXBUF 512 60#endif 61 62#ifndef ATH_RXBUF 63#define ATH_RXBUF 40 /* number of RX buffers */ 64#endif 65#ifndef ATH_TXBUF 66#define ATH_TXBUF 200 /* number of TX buffers */ 67#endif 68#define ATH_BCBUF 4 /* number of beacon buffers */ 69 70#define ATH_TXDESC 10 /* number of descriptors per buffer */ 71#define ATH_TXMAXTRY 11 /* max number of transmit attempts */ 72#define ATH_TXMGTTRY 4 /* xmit attempts for mgt/ctl frames */ 73#define ATH_TXINTR_PERIOD 5 /* max number of batched tx descriptors */ 74 75#define ATH_BEACON_AIFS_DEFAULT 1 /* default aifs for ap beacon q */ 76#define ATH_BEACON_CWMIN_DEFAULT 0 /* default cwmin for ap beacon q */ 77#define ATH_BEACON_CWMAX_DEFAULT 0 /* default cwmax for ap beacon q */ 78 79/* 80 * The key cache is used for h/w cipher state and also for 81 * tracking station state such as the current tx antenna. 82 * We also setup a mapping table between key cache slot indices 83 * and station state to short-circuit node lookups on rx. 84 * Different parts have different size key caches. We handle 85 * up to ATH_KEYMAX entries (could dynamically allocate state). 86 */ 87#define ATH_KEYMAX 128 /* max key cache size we handle */ 88#define ATH_KEYBYTES (ATH_KEYMAX/NBBY) /* storage space in bytes */ 89 90struct taskqueue; 91struct kthread; 92struct ath_buf; 93 94#define ATH_TID_MAX_BUFS (2 * IEEE80211_AGGR_BAWMAX) 95 96/* 97 * Per-TID state 98 * 99 * Note that TID 16 (WME_NUM_TID+1) is for handling non-QoS frames. 100 */ 101struct ath_tid { 102 TAILQ_HEAD(,ath_buf) axq_q; /* pending buffers */ 103 u_int axq_depth; /* SW queue depth */ 104 char axq_name[48]; /* lock name */ 105 struct ath_node *an; /* pointer to parent */ 106 int tid; /* tid */ 107 int ac; /* which AC gets this trafic */ 108 int hwq_depth; /* how many buffers are on HW */ 109 110 /* 111 * Entry on the ath_txq; when there's traffic 112 * to send 113 */ 114 TAILQ_ENTRY(ath_tid) axq_qelem; 115 int sched; 116 int paused; /* >0 if the TID has been paused */ 117 int addba_tx_pending; /* TX ADDBA pending */ 118 int bar_wait; /* waiting for BAR */ 119 int bar_tx; /* BAR TXed */ 120 121 /* 122 * Is the TID being cleaned up after a transition 123 * from aggregation to non-aggregation? 124 * When this is set to 1, this TID will be paused 125 * and no further traffic will be queued until all 126 * the hardware packets pending for this TID have been 127 * TXed/completed; at which point (non-aggregation) 128 * traffic will resume being TXed. 129 */ 130 int cleanup_inprogress; 131 /* 132 * How many hardware-queued packets are 133 * waiting to be cleaned up. 134 * This is only valid if cleanup_inprogress is 1. 135 */ 136 int incomp; 137 138 /* 139 * The following implements a ring representing 140 * the frames in the current BAW. 141 * To avoid copying the array content each time 142 * the BAW is moved, the baw_head/baw_tail point 143 * to the current BAW begin/end; when the BAW is 144 * shifted the head/tail of the array are also 145 * appropriately shifted. 146 */ 147 /* active tx buffers, beginning at current BAW */ 148 struct ath_buf *tx_buf[ATH_TID_MAX_BUFS]; 149 /* where the baw head is in the array */ 150 int baw_head; 151 /* where the BAW tail is in the array */ 152 int baw_tail; 153}; 154 155/* driver-specific node state */ 156struct ath_node { 157 struct ieee80211_node an_node; /* base class */ 158 u_int8_t an_mgmtrix; /* min h/w rate index */ 159 u_int8_t an_mcastrix; /* mcast h/w rate index */ 160 struct ath_buf *an_ff_buf[WME_NUM_AC]; /* ff staging area */ 161 struct ath_tid an_tid[IEEE80211_TID_SIZE]; /* per-TID state */ 162 char an_name[32]; /* eg "wlan0_a1" */ 163 struct mtx an_mtx; /* protecting the ath_node state */ 164 /* variable-length rate control state follows */ 165}; 166#define ATH_NODE(ni) ((struct ath_node *)(ni)) 167#define ATH_NODE_CONST(ni) ((const struct ath_node *)(ni)) 168 169#define ATH_RSSI_LPF_LEN 10 170#define ATH_RSSI_DUMMY_MARKER 0x127 171#define ATH_EP_MUL(x, mul) ((x) * (mul)) 172#define ATH_RSSI_IN(x) (ATH_EP_MUL((x), HAL_RSSI_EP_MULTIPLIER)) 173#define ATH_LPF_RSSI(x, y, len) \ 174 ((x != ATH_RSSI_DUMMY_MARKER) ? (((x) * ((len) - 1) + (y)) / (len)) : (y)) 175#define ATH_RSSI_LPF(x, y) do { \ 176 if ((y) >= -20) \ 177 x = ATH_LPF_RSSI((x), ATH_RSSI_IN((y)), ATH_RSSI_LPF_LEN); \ 178} while (0) 179#define ATH_EP_RND(x,mul) \ 180 ((((x)%(mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul)) 181#define ATH_RSSI(x) ATH_EP_RND(x, HAL_RSSI_EP_MULTIPLIER) 182 183typedef enum { 184 ATH_BUFTYPE_NORMAL = 0, 185 ATH_BUFTYPE_MGMT = 1, 186} ath_buf_type_t; 187 188struct ath_buf { 189 TAILQ_ENTRY(ath_buf) bf_list; 190 struct ath_buf * bf_next; /* next buffer in the aggregate */ 191 int bf_nseg; 192 HAL_STATUS bf_rxstatus; 193 uint16_t bf_flags; /* status flags (below) */ 194 struct ath_desc *bf_desc; /* virtual addr of desc */ 195 struct ath_desc_status bf_status; /* tx/rx status */ 196 bus_addr_t bf_daddr; /* physical addr of desc */ 197 bus_dmamap_t bf_dmamap; /* DMA map for mbuf chain */ 198 struct mbuf *bf_m; /* mbuf for buf */ 199 struct ieee80211_node *bf_node; /* pointer to the node */ 200 struct ath_desc *bf_lastds; /* last descriptor for comp status */ 201 struct ath_buf *bf_last; /* last buffer in aggregate, or self for non-aggregate */ 202 bus_size_t bf_mapsize; 203#define ATH_MAX_SCATTER ATH_TXDESC /* max(tx,rx,beacon) desc's */ 204 bus_dma_segment_t bf_segs[ATH_MAX_SCATTER]; 205 206 /* Completion function to call on TX complete (fail or not) */ 207 /* 208 * "fail" here is set to 1 if the queue entries were removed 209 * through a call to ath_tx_draintxq(). 210 */ 211 void(* bf_comp) (struct ath_softc *sc, struct ath_buf *bf, int fail); 212 213 /* This state is kept to support software retries and aggregation */ 214 struct { 215 uint16_t bfs_seqno; /* sequence number of this packet */ 216 uint16_t bfs_ndelim; /* number of delims for padding */ 217 218 uint8_t bfs_retries; /* retry count */ 219 uint8_t bfs_tid; /* packet TID (or TID_MAX for no QoS) */ 220 uint8_t bfs_nframes; /* number of frames in aggregate */ 221 uint8_t bfs_pri; /* packet AC priority */ 222 223 struct ath_txq *bfs_txq; /* eventual dest hardware TXQ */ 224 225 u_int32_t bfs_aggr:1, /* part of aggregate? */ 226 bfs_aggrburst:1, /* part of aggregate burst? */ 227 bfs_isretried:1, /* retried frame? */ 228 bfs_dobaw:1, /* actually check against BAW? */ 229 bfs_addedbaw:1, /* has been added to the BAW */ 230 bfs_shpream:1, /* use short preamble */ 231 bfs_istxfrag:1, /* is fragmented */ 232 bfs_ismrr:1, /* do multi-rate TX retry */ 233 bfs_doprot:1, /* do RTS/CTS based protection */ 234 bfs_doratelookup:1; /* do rate lookup before each TX */ 235 236 /* 237 * These fields are passed into the 238 * descriptor setup functions. 239 */ 240 241 /* Make this an 8 bit value? */ 242 HAL_PKT_TYPE bfs_atype; /* packet type */ 243 244 uint32_t bfs_pktlen; /* length of this packet */ 245 246 uint16_t bfs_hdrlen; /* length of this packet header */ 247 uint16_t bfs_al; /* length of aggregate */ 248 249 uint16_t bfs_txflags; /* HAL (tx) descriptor flags */ 250 uint8_t bfs_txrate0; /* first TX rate */ 251 uint8_t bfs_try0; /* first try count */ 252 253 uint16_t bfs_txpower; /* tx power */ 254 uint8_t bfs_ctsrate0; /* Non-zero - use this as ctsrate */ 255 uint8_t bfs_ctsrate; /* CTS rate */ 256 257 /* 16 bit? */ 258 int32_t bfs_keyix; /* crypto key index */ 259 int32_t bfs_txantenna; /* TX antenna config */ 260 261 /* Make this an 8 bit value? */ 262 enum ieee80211_protmode bfs_protmode; 263 264 /* 16 bit? */ 265 uint32_t bfs_ctsduration; /* CTS duration (pre-11n NICs) */ 266 struct ath_rc_series bfs_rc[ATH_RC_NUM]; /* non-11n TX series */ 267 } bf_state; 268}; 269typedef TAILQ_HEAD(ath_bufhead_s, ath_buf) ath_bufhead; 270 271#define ATH_BUF_MGMT 0x00000001 /* (tx) desc is a mgmt desc */ 272#define ATH_BUF_BUSY 0x00000002 /* (tx) desc owned by h/w */ 273 274/* 275 * DMA state for tx/rx descriptors. 276 */ 277struct ath_descdma { 278 const char* dd_name; 279 struct ath_desc *dd_desc; /* descriptors */ 280 int dd_descsize; /* size of single descriptor */ 281 bus_addr_t dd_desc_paddr; /* physical addr of dd_desc */ 282 bus_size_t dd_desc_len; /* size of dd_desc */ 283 bus_dma_segment_t dd_dseg; 284 bus_dma_tag_t dd_dmat; /* bus DMA tag */ 285 bus_dmamap_t dd_dmamap; /* DMA map for descriptors */ 286 struct ath_buf *dd_bufptr; /* associated buffers */ 287}; 288 289/* 290 * Data transmit queue state. One of these exists for each 291 * hardware transmit queue. Packets sent to us from above 292 * are assigned to queues based on their priority. Not all 293 * devices support a complete set of hardware transmit queues. 294 * For those devices the array sc_ac2q will map multiple 295 * priorities to fewer hardware queues (typically all to one 296 * hardware queue). 297 */ 298struct ath_txq { 299 struct ath_softc *axq_softc; /* Needed for scheduling */ 300 u_int axq_qnum; /* hardware q number */ 301#define ATH_TXQ_SWQ (HAL_NUM_TX_QUEUES+1) /* qnum for s/w only queue */ 302 u_int axq_ac; /* WME AC */ 303 u_int axq_flags; 304#define ATH_TXQ_PUTPENDING 0x0001 /* ath_hal_puttxbuf pending */ 305 u_int axq_depth; /* queue depth (stat only) */ 306 u_int axq_aggr_depth; /* how many aggregates are queued */ 307 u_int axq_intrcnt; /* interrupt count */ 308 u_int32_t *axq_link; /* link ptr in last TX desc */ 309 TAILQ_HEAD(axq_q_s, ath_buf) axq_q; /* transmit queue */ 310 struct mtx axq_lock; /* lock on q and link */ 311 char axq_name[12]; /* e.g. "ath0_txq4" */ 312 313 /* Per-TID traffic queue for software -> hardware TX */ 314 TAILQ_HEAD(axq_t_s,ath_tid) axq_tidq; 315}; 316 317#define ATH_NODE_LOCK(_an) mtx_lock(&(_an)->an_mtx) 318#define ATH_NODE_UNLOCK(_an) mtx_unlock(&(_an)->an_mtx) 319#define ATH_NODE_LOCK_ASSERT(_an) mtx_assert(&(_an)->an_mtx, MA_OWNED) 320 321#define ATH_TXQ_LOCK_INIT(_sc, _tq) do { \ 322 snprintf((_tq)->axq_name, sizeof((_tq)->axq_name), "%s_txq%u", \ 323 device_get_nameunit((_sc)->sc_dev), (_tq)->axq_qnum); \ 324 mtx_init(&(_tq)->axq_lock, (_tq)->axq_name, NULL, MTX_DEF); \ 325} while (0) 326#define ATH_TXQ_LOCK_DESTROY(_tq) mtx_destroy(&(_tq)->axq_lock) 327#define ATH_TXQ_LOCK(_tq) mtx_lock(&(_tq)->axq_lock) 328#define ATH_TXQ_UNLOCK(_tq) mtx_unlock(&(_tq)->axq_lock) 329#define ATH_TXQ_LOCK_ASSERT(_tq) mtx_assert(&(_tq)->axq_lock, MA_OWNED) 330#define ATH_TXQ_IS_LOCKED(_tq) mtx_owned(&(_tq)->axq_lock) 331 332#define ATH_TID_LOCK_ASSERT(_sc, _tid) \ 333 ATH_TXQ_LOCK_ASSERT((_sc)->sc_ac2q[(_tid)->ac]) 334 335#define ATH_TXQ_INSERT_HEAD(_tq, _elm, _field) do { \ 336 TAILQ_INSERT_HEAD(&(_tq)->axq_q, (_elm), _field); \ 337 (_tq)->axq_depth++; \ 338} while (0) 339#define ATH_TXQ_INSERT_TAIL(_tq, _elm, _field) do { \ 340 TAILQ_INSERT_TAIL(&(_tq)->axq_q, (_elm), _field); \ 341 (_tq)->axq_depth++; \ 342} while (0) 343#define ATH_TXQ_REMOVE(_tq, _elm, _field) do { \ 344 TAILQ_REMOVE(&(_tq)->axq_q, _elm, _field); \ 345 (_tq)->axq_depth--; \ 346} while (0) 347#define ATH_TXQ_LAST(_tq, _field) TAILQ_LAST(&(_tq)->axq_q, _field) 348 349struct ath_vap { 350 struct ieee80211vap av_vap; /* base class */ 351 int av_bslot; /* beacon slot index */ 352 struct ath_buf *av_bcbuf; /* beacon buffer */ 353 struct ieee80211_beacon_offsets av_boff;/* dynamic update state */ 354 struct ath_txq av_mcastq; /* buffered mcast s/w queue */ 355 356 void (*av_recv_mgmt)(struct ieee80211_node *, 357 struct mbuf *, int, int, int); 358 int (*av_newstate)(struct ieee80211vap *, 359 enum ieee80211_state, int); 360 void (*av_bmiss)(struct ieee80211vap *); 361}; 362#define ATH_VAP(vap) ((struct ath_vap *)(vap)) 363 364struct taskqueue; 365struct ath_tx99; 366 367/* 368 * Whether to reset the TX/RX queue with or without 369 * a queue flush. 370 */ 371typedef enum { 372 ATH_RESET_DEFAULT = 0, 373 ATH_RESET_NOLOSS = 1, 374 ATH_RESET_FULL = 2, 375} ATH_RESET_TYPE; 376 377struct ath_rx_methods { 378 void (*recv_stop)(struct ath_softc *sc, int dodelay); 379 int (*recv_start)(struct ath_softc *sc); 380 void (*recv_flush)(struct ath_softc *sc); 381 void (*recv_tasklet)(void *arg, int npending); 382 int (*recv_rxbuf_init)(struct ath_softc *sc, 383 struct ath_buf *bf); 384 int (*recv_setup)(struct ath_softc *sc); 385 int (*recv_teardown)(struct ath_softc *sc); 386}; 387 388/* 389 * Represent the current state of the RX FIFO. 390 */ 391struct ath_rx_edma { 392 struct ath_buf **m_fifo; 393 int m_fifolen; 394 int m_fifo_head; 395 int m_fifo_tail; 396 int m_fifo_depth; 397 struct mbuf *m_rxpending; 398}; 399 400struct ath_tx_methods { 401 int (*xmit_setup)(struct ath_softc *sc); 402 int (*xmit_teardown)(struct ath_softc *sc); 403}; 404 405struct ath_softc { 406 struct ifnet *sc_ifp; /* interface common */ 407 struct ath_stats sc_stats; /* interface statistics */ 408 struct ath_tx_aggr_stats sc_aggr_stats; 409 struct ath_intr_stats sc_intr_stats; 410 uint64_t sc_debug; 411 int sc_nvaps; /* # vaps */ 412 int sc_nstavaps; /* # station vaps */ 413 int sc_nmeshvaps; /* # mbss vaps */ 414 u_int8_t sc_hwbssidmask[IEEE80211_ADDR_LEN]; 415 u_int8_t sc_nbssid0; /* # vap's using base mac */ 416 uint32_t sc_bssidmask; /* bssid mask */ 417 418 struct ath_rx_methods sc_rx; 419 struct ath_rx_edma sc_rxedma[HAL_NUM_RX_QUEUES]; /* HP/LP queues */ 420 struct ath_tx_methods sc_tx; 421 422 int sc_rx_statuslen; 423 int sc_tx_desclen; 424 int sc_tx_statuslen; 425 int sc_tx_nmaps; /* Number of TX maps */ 426 int sc_edma_bufsize; 427 428 void (*sc_node_cleanup)(struct ieee80211_node *); 429 void (*sc_node_free)(struct ieee80211_node *); 430 device_t sc_dev; 431 HAL_BUS_TAG sc_st; /* bus space tag */ 432 HAL_BUS_HANDLE sc_sh; /* bus space handle */ 433 bus_dma_tag_t sc_dmat; /* bus DMA tag */ 434 struct mtx sc_mtx; /* master lock (recursive) */ 435 struct mtx sc_pcu_mtx; /* PCU access mutex */ 436 char sc_pcu_mtx_name[32]; 437 struct mtx sc_rx_mtx; /* RX access mutex */ 438 char sc_rx_mtx_name[32]; 439 struct taskqueue *sc_tq; /* private task queue */ 440 struct ath_hal *sc_ah; /* Atheros HAL */ 441 struct ath_ratectrl *sc_rc; /* tx rate control support */ 442 struct ath_tx99 *sc_tx99; /* tx99 adjunct state */ 443 void (*sc_setdefantenna)(struct ath_softc *, u_int); 444 unsigned int sc_invalid : 1,/* disable hardware accesses */ 445 sc_mrretry : 1,/* multi-rate retry support */ 446 sc_softled : 1,/* enable LED gpio status */ 447 sc_hardled : 1,/* enable MAC LED status */ 448 sc_splitmic : 1,/* split TKIP MIC keys */ 449 sc_needmib : 1,/* enable MIB stats intr */ 450 sc_diversity: 1,/* enable rx diversity */ 451 sc_hasveol : 1,/* tx VEOL support */ 452 sc_ledstate : 1,/* LED on/off state */ 453 sc_blinking : 1,/* LED blink operation active */ 454 sc_mcastkey : 1,/* mcast key cache search */ 455 sc_scanning : 1,/* scanning active */ 456 sc_syncbeacon:1,/* sync/resync beacon timers */ 457 sc_hasclrkey: 1,/* CLR key supported */ 458 sc_xchanmode: 1,/* extended channel mode */ 459 sc_outdoor : 1,/* outdoor operation */ 460 sc_dturbo : 1,/* dynamic turbo in use */ 461 sc_hasbmask : 1,/* bssid mask support */ 462 sc_hasbmatch: 1,/* bssid match disable support*/ 463 sc_hastsfadd: 1,/* tsf adjust support */ 464 sc_beacons : 1,/* beacons running */ 465 sc_swbmiss : 1,/* sta mode using sw bmiss */ 466 sc_stagbeacons:1,/* use staggered beacons */ 467 sc_wmetkipmic:1,/* can do WME+TKIP MIC */ 468 sc_resume_up: 1,/* on resume, start all vaps */ 469 sc_tdma : 1,/* TDMA in use */ 470 sc_setcca : 1,/* set/clr CCA with TDMA */ 471 sc_resetcal : 1,/* reset cal state next trip */ 472 sc_rxslink : 1,/* do self-linked final descriptor */ 473 sc_rxtsf32 : 1,/* RX dec TSF is 32 bits */ 474 sc_isedma : 1;/* supports EDMA */ 475 uint32_t sc_eerd; /* regdomain from EEPROM */ 476 uint32_t sc_eecc; /* country code from EEPROM */ 477 /* rate tables */ 478 const HAL_RATE_TABLE *sc_rates[IEEE80211_MODE_MAX]; 479 const HAL_RATE_TABLE *sc_currates; /* current rate table */ 480 enum ieee80211_phymode sc_curmode; /* current phy mode */ 481 HAL_OPMODE sc_opmode; /* current operating mode */ 482 u_int16_t sc_curtxpow; /* current tx power limit */ 483 u_int16_t sc_curaid; /* current association id */ 484 struct ieee80211_channel *sc_curchan; /* current installed channel */ 485 u_int8_t sc_curbssid[IEEE80211_ADDR_LEN]; 486 u_int8_t sc_rixmap[256]; /* IEEE to h/w rate table ix */ 487 struct { 488 u_int8_t ieeerate; /* IEEE rate */ 489 u_int8_t rxflags; /* radiotap rx flags */ 490 u_int8_t txflags; /* radiotap tx flags */ 491 u_int16_t ledon; /* softled on time */ 492 u_int16_t ledoff; /* softled off time */ 493 } sc_hwmap[32]; /* h/w rate ix mappings */ 494 u_int8_t sc_protrix; /* protection rate index */ 495 u_int8_t sc_lastdatarix; /* last data frame rate index */ 496 u_int sc_mcastrate; /* ieee rate for mcastrateix */ 497 u_int sc_fftxqmin; /* min frames before staging */ 498 u_int sc_fftxqmax; /* max frames before drop */ 499 u_int sc_txantenna; /* tx antenna (fixed or auto) */ 500 501 HAL_INT sc_imask; /* interrupt mask copy */ 502 503 /* 504 * These are modified in the interrupt handler as well as 505 * the task queues and other contexts. Thus these must be 506 * protected by a mutex, or they could clash. 507 * 508 * For now, access to these is behind the ATH_LOCK, 509 * just to save time. 510 */ 511 uint32_t sc_txq_active; /* bitmap of active TXQs */ 512 uint32_t sc_kickpcu; /* whether to kick the PCU */ 513 uint32_t sc_rxproc_cnt; /* In RX processing */ 514 uint32_t sc_txproc_cnt; /* In TX processing */ 515 uint32_t sc_txstart_cnt; /* In TX output (raw/start) */ 516 uint32_t sc_inreset_cnt; /* In active reset/chanchange */ 517 uint32_t sc_txrx_cnt; /* refcount on stop/start'ing TX */ 518 uint32_t sc_intr_cnt; /* refcount on interrupt handling */ 519 520 u_int sc_keymax; /* size of key cache */ 521 u_int8_t sc_keymap[ATH_KEYBYTES];/* key use bit map */ 522 523 /* 524 * Software based LED blinking 525 */ 526 u_int sc_ledpin; /* GPIO pin for driving LED */ 527 u_int sc_ledon; /* pin setting for LED on */ 528 u_int sc_ledidle; /* idle polling interval */ 529 int sc_ledevent; /* time of last LED event */ 530 u_int8_t sc_txrix; /* current tx rate for LED */ 531 u_int16_t sc_ledoff; /* off time for current blink */ 532 struct callout sc_ledtimer; /* led off timer */ 533 534 /* 535 * Hardware based LED blinking 536 */ 537 int sc_led_pwr_pin; /* MAC power LED GPIO pin */ 538 int sc_led_net_pin; /* MAC network LED GPIO pin */ 539 540 u_int sc_rfsilentpin; /* GPIO pin for rfkill int */ 541 u_int sc_rfsilentpol; /* pin setting for rfkill on */ 542 543 struct ath_descdma sc_rxdma; /* RX descriptors */ 544 ath_bufhead sc_rxbuf; /* receive buffer */ 545 u_int32_t *sc_rxlink; /* link ptr in last RX desc */ 546 struct task sc_rxtask; /* rx int processing */ 547 u_int8_t sc_defant; /* current default antenna */ 548 u_int8_t sc_rxotherant; /* rx's on non-default antenna*/ 549 u_int64_t sc_lastrx; /* tsf at last rx'd frame */ 550 struct ath_rx_status *sc_lastrs; /* h/w status of last rx */ 551 struct ath_rx_radiotap_header sc_rx_th; 552 int sc_rx_th_len; 553 u_int sc_monpass; /* frames to pass in mon.mode */ 554 555 struct ath_descdma sc_txdma; /* TX descriptors */ 556 ath_bufhead sc_txbuf; /* transmit buffer */ 557 int sc_txbuf_cnt; /* how many buffers avail */ 558 struct ath_descdma sc_txdma_mgmt; /* mgmt TX descriptors */ 559 ath_bufhead sc_txbuf_mgmt; /* mgmt transmit buffer */ 560 struct ath_descdma sc_txsdma; /* EDMA TX status desc's */ 561 struct mtx sc_txbuflock; /* txbuf lock */ 562 char sc_txname[12]; /* e.g. "ath0_buf" */ 563 u_int sc_txqsetup; /* h/w queues setup */ 564 u_int sc_txintrperiod;/* tx interrupt batching */ 565 struct ath_txq sc_txq[HAL_NUM_TX_QUEUES]; 566 struct ath_txq *sc_ac2q[5]; /* WME AC -> h/w q map */ 567 struct task sc_txtask; /* tx int processing */ 568 struct task sc_txqtask; /* tx proc processing */ 569 570 struct ath_descdma sc_txcompdma; /* TX EDMA completion */ 571 struct mtx sc_txcomplock; /* TX EDMA completion lock */ 572 char sc_txcompname[12]; /* eg ath0_txcomp */ 573 574 int sc_wd_timer; /* count down for wd timer */ 575 struct callout sc_wd_ch; /* tx watchdog timer */ 576 struct ath_tx_radiotap_header sc_tx_th; 577 int sc_tx_th_len; 578 579 struct ath_descdma sc_bdma; /* beacon descriptors */ 580 ath_bufhead sc_bbuf; /* beacon buffers */ 581 u_int sc_bhalq; /* HAL q for outgoing beacons */ 582 u_int sc_bmisscount; /* missed beacon transmits */ 583 u_int32_t sc_ant_tx[8]; /* recent tx frames/antenna */ 584 struct ath_txq *sc_cabq; /* tx q for cab frames */ 585 struct task sc_bmisstask; /* bmiss int processing */ 586 struct task sc_bstucktask; /* stuck beacon processing */ 587 struct task sc_resettask; /* interface reset task */ 588 struct task sc_fataltask; /* fatal task */ 589 enum { 590 OK, /* no change needed */ 591 UPDATE, /* update pending */ 592 COMMIT /* beacon sent, commit change */ 593 } sc_updateslot; /* slot time update fsm */ 594 int sc_slotupdate; /* slot to advance fsm */ 595 struct ieee80211vap *sc_bslot[ATH_BCBUF]; 596 int sc_nbcnvaps; /* # vaps with beacons */ 597 598 struct callout sc_cal_ch; /* callout handle for cals */ 599 int sc_lastlongcal; /* last long cal completed */ 600 int sc_lastcalreset;/* last cal reset done */ 601 int sc_lastani; /* last ANI poll */ 602 int sc_lastshortcal; /* last short calibration */ 603 HAL_BOOL sc_doresetcal; /* Yes, we're doing a reset cal atm */ 604 HAL_NODE_STATS sc_halstats; /* station-mode rssi stats */ 605 u_int sc_tdmadbaprep; /* TDMA DBA prep time */ 606 u_int sc_tdmaswbaprep;/* TDMA SWBA prep time */ 607 u_int sc_tdmaswba; /* TDMA SWBA counter */ 608 u_int32_t sc_tdmabintval; /* TDMA beacon interval (TU) */ 609 u_int32_t sc_tdmaguard; /* TDMA guard time (usec) */ 610 u_int sc_tdmaslotlen; /* TDMA slot length (usec) */ 611 u_int32_t sc_avgtsfdeltap;/* TDMA slot adjust (+) */ 612 u_int32_t sc_avgtsfdeltam;/* TDMA slot adjust (-) */ 613 uint16_t *sc_eepromdata; /* Local eeprom data, if AR9100 */ 614 int sc_txchainmask; /* currently configured TX chainmask */ 615 int sc_rxchainmask; /* currently configured RX chainmask */ 616 int sc_rts_aggr_limit; /* TX limit on RTS aggregates */ 617 618 /* Queue limits */ 619 620 /* 621 * To avoid queue starvation in congested conditions, 622 * these parameters tune the maximum number of frames 623 * queued to the data/mcastq before they're dropped. 624 * 625 * This is to prevent: 626 * + a single destination overwhelming everything, including 627 * management/multicast frames; 628 * + multicast frames overwhelming everything (when the 629 * air is sufficiently busy that cabq can't drain.) 630 * 631 * These implement: 632 * + data_minfree is the maximum number of free buffers 633 * overall to successfully allow a data frame. 634 * 635 * + mcastq_maxdepth is the maximum depth allowed of the cabq. 636 */ 637 int sc_txq_data_minfree; 638 int sc_txq_mcastq_maxdepth; 639 640 /* 641 * Aggregation twiddles 642 * 643 * hwq_limit: how busy to keep the hardware queue - don't schedule 644 * further packets to the hardware, regardless of the TID 645 * tid_hwq_lo: how low the per-TID hwq count has to be before the 646 * TID will be scheduled again 647 * tid_hwq_hi: how many frames to queue to the HWQ before the TID 648 * stops being scheduled. 649 */ 650 int sc_hwq_limit; 651 int sc_tid_hwq_lo; 652 int sc_tid_hwq_hi; 653 654 /* DFS related state */ 655 void *sc_dfs; /* Used by an optional DFS module */ 656 int sc_dodfs; /* Whether to enable DFS rx filter bits */ 657 struct task sc_dfstask; /* DFS processing task */ 658 659 /* TX AMPDU handling */ 660 int (*sc_addba_request)(struct ieee80211_node *, 661 struct ieee80211_tx_ampdu *, int, int, int); 662 int (*sc_addba_response)(struct ieee80211_node *, 663 struct ieee80211_tx_ampdu *, int, int, int); 664 void (*sc_addba_stop)(struct ieee80211_node *, 665 struct ieee80211_tx_ampdu *); 666 void (*sc_addba_response_timeout) 667 (struct ieee80211_node *, 668 struct ieee80211_tx_ampdu *); 669 void (*sc_bar_response)(struct ieee80211_node *ni, 670 struct ieee80211_tx_ampdu *tap, 671 int status); 672}; 673 674#define ATH_LOCK_INIT(_sc) \ 675 mtx_init(&(_sc)->sc_mtx, device_get_nameunit((_sc)->sc_dev), \ 676 NULL, MTX_DEF | MTX_RECURSE) 677#define ATH_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_mtx) 678#define ATH_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) 679#define ATH_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx) 680#define ATH_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->sc_mtx, MA_OWNED) 681#define ATH_UNLOCK_ASSERT(_sc) mtx_assert(&(_sc)->sc_mtx, MA_NOTOWNED) 682 683/* 684 * The PCU lock is non-recursive and should be treated as a spinlock. 685 * Although currently the interrupt code is run in netisr context and 686 * doesn't require this, this may change in the future. 687 * Please keep this in mind when protecting certain code paths 688 * with the PCU lock. 689 * 690 * The PCU lock is used to serialise access to the PCU so things such 691 * as TX, RX, state change (eg channel change), channel reset and updates 692 * from interrupt context (eg kickpcu, txqactive bits) do not clash. 693 * 694 * Although the current single-thread taskqueue mechanism protects the 695 * majority of these situations by simply serialising them, there are 696 * a few others which occur at the same time. These include the TX path 697 * (which only acquires ATH_LOCK when recycling buffers to the free list), 698 * ath_set_channel, the channel scanning API and perhaps quite a bit more. 699 */ 700#define ATH_PCU_LOCK_INIT(_sc) do {\ 701 snprintf((_sc)->sc_pcu_mtx_name, \ 702 sizeof((_sc)->sc_pcu_mtx_name), \ 703 "%s PCU lock", \ 704 device_get_nameunit((_sc)->sc_dev)); \ 705 mtx_init(&(_sc)->sc_pcu_mtx, (_sc)->sc_pcu_mtx_name, \ 706 NULL, MTX_DEF); \ 707 } while (0) 708#define ATH_PCU_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_pcu_mtx) 709#define ATH_PCU_LOCK(_sc) mtx_lock(&(_sc)->sc_pcu_mtx) 710#define ATH_PCU_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_pcu_mtx) 711#define ATH_PCU_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->sc_pcu_mtx, \ 712 MA_OWNED) 713#define ATH_PCU_UNLOCK_ASSERT(_sc) mtx_assert(&(_sc)->sc_pcu_mtx, \ 714 MA_NOTOWNED) 715 716/* 717 * The RX lock is primarily a(nother) workaround to ensure that the 718 * RX FIFO/list isn't modified by various execution paths. 719 * Even though RX occurs in a single context (the ath taskqueue), the 720 * RX path can be executed via various reset/channel change paths. 721 */ 722#define ATH_RX_LOCK_INIT(_sc) do {\ 723 snprintf((_sc)->sc_rx_mtx_name, \ 724 sizeof((_sc)->sc_rx_mtx_name), \ 725 "%s RX lock", \ 726 device_get_nameunit((_sc)->sc_dev)); \ 727 mtx_init(&(_sc)->sc_rx_mtx, (_sc)->sc_rx_mtx_name, \ 728 NULL, MTX_DEF); \ 729 } while (0) 730#define ATH_RX_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_rx_mtx) 731#define ATH_RX_LOCK(_sc) mtx_lock(&(_sc)->sc_rx_mtx) 732#define ATH_RX_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_rx_mtx) 733#define ATH_RX_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->sc_rx_mtx, \ 734 MA_OWNED) 735#define ATH_RX_UNLOCK_ASSERT(_sc) mtx_assert(&(_sc)->sc_rx_mtx, \ 736 MA_NOTOWNED) 737 738#define ATH_TXQ_SETUP(sc, i) ((sc)->sc_txqsetup & (1<<i)) 739 740#define ATH_TXBUF_LOCK_INIT(_sc) do { \ 741 snprintf((_sc)->sc_txname, sizeof((_sc)->sc_txname), "%s_buf", \ 742 device_get_nameunit((_sc)->sc_dev)); \ 743 mtx_init(&(_sc)->sc_txbuflock, (_sc)->sc_txname, NULL, MTX_DEF); \ 744} while (0) 745#define ATH_TXBUF_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_txbuflock) 746#define ATH_TXBUF_LOCK(_sc) mtx_lock(&(_sc)->sc_txbuflock) 747#define ATH_TXBUF_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_txbuflock) 748#define ATH_TXBUF_LOCK_ASSERT(_sc) \ 749 mtx_assert(&(_sc)->sc_txbuflock, MA_OWNED) 750 751#define ATH_TXSTATUS_LOCK_INIT(_sc) do { \ 752 snprintf((_sc)->sc_txcompname, sizeof((_sc)->sc_txcompname), \ 753 "%s_buf", \ 754 device_get_nameunit((_sc)->sc_dev)); \ 755 mtx_init(&(_sc)->sc_txcomplock, (_sc)->sc_txcompname, NULL, \ 756 MTX_DEF); \ 757} while (0) 758#define ATH_TXSTATUS_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_txcomplock) 759#define ATH_TXSTATUS_LOCK(_sc) mtx_lock(&(_sc)->sc_txcomplock) 760#define ATH_TXSTATUS_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_txcomplock) 761#define ATH_TXSTATUS_LOCK_ASSERT(_sc) \ 762 mtx_assert(&(_sc)->sc_txcomplock, MA_OWNED) 763 764int ath_attach(u_int16_t, struct ath_softc *); 765int ath_detach(struct ath_softc *); 766void ath_resume(struct ath_softc *); 767void ath_suspend(struct ath_softc *); 768void ath_shutdown(struct ath_softc *); 769void ath_intr(void *); 770 771/* 772 * HAL definitions to comply with local coding convention. 773 */ 774#define ath_hal_detach(_ah) \ 775 ((*(_ah)->ah_detach)((_ah))) 776#define ath_hal_reset(_ah, _opmode, _chan, _outdoor, _pstatus) \ 777 ((*(_ah)->ah_reset)((_ah), (_opmode), (_chan), (_outdoor), (_pstatus))) 778#define ath_hal_macversion(_ah) \ 779 (((_ah)->ah_macVersion << 4) | ((_ah)->ah_macRev)) 780#define ath_hal_getratetable(_ah, _mode) \ 781 ((*(_ah)->ah_getRateTable)((_ah), (_mode))) 782#define ath_hal_getmac(_ah, _mac) \ 783 ((*(_ah)->ah_getMacAddress)((_ah), (_mac))) 784#define ath_hal_setmac(_ah, _mac) \ 785 ((*(_ah)->ah_setMacAddress)((_ah), (_mac))) 786#define ath_hal_getbssidmask(_ah, _mask) \ 787 ((*(_ah)->ah_getBssIdMask)((_ah), (_mask))) 788#define ath_hal_setbssidmask(_ah, _mask) \ 789 ((*(_ah)->ah_setBssIdMask)((_ah), (_mask))) 790#define ath_hal_intrset(_ah, _mask) \ 791 ((*(_ah)->ah_setInterrupts)((_ah), (_mask))) 792#define ath_hal_intrget(_ah) \ 793 ((*(_ah)->ah_getInterrupts)((_ah))) 794#define ath_hal_intrpend(_ah) \ 795 ((*(_ah)->ah_isInterruptPending)((_ah))) 796#define ath_hal_getisr(_ah, _pmask) \ 797 ((*(_ah)->ah_getPendingInterrupts)((_ah), (_pmask))) 798#define ath_hal_updatetxtriglevel(_ah, _inc) \ 799 ((*(_ah)->ah_updateTxTrigLevel)((_ah), (_inc))) 800#define ath_hal_setpower(_ah, _mode) \ 801 ((*(_ah)->ah_setPowerMode)((_ah), (_mode), AH_TRUE)) 802#define ath_hal_keycachesize(_ah) \ 803 ((*(_ah)->ah_getKeyCacheSize)((_ah))) 804#define ath_hal_keyreset(_ah, _ix) \ 805 ((*(_ah)->ah_resetKeyCacheEntry)((_ah), (_ix))) 806#define ath_hal_keyset(_ah, _ix, _pk, _mac) \ 807 ((*(_ah)->ah_setKeyCacheEntry)((_ah), (_ix), (_pk), (_mac), AH_FALSE)) 808#define ath_hal_keyisvalid(_ah, _ix) \ 809 (((*(_ah)->ah_isKeyCacheEntryValid)((_ah), (_ix)))) 810#define ath_hal_keysetmac(_ah, _ix, _mac) \ 811 ((*(_ah)->ah_setKeyCacheEntryMac)((_ah), (_ix), (_mac))) 812#define ath_hal_getrxfilter(_ah) \ 813 ((*(_ah)->ah_getRxFilter)((_ah))) 814#define ath_hal_setrxfilter(_ah, _filter) \ 815 ((*(_ah)->ah_setRxFilter)((_ah), (_filter))) 816#define ath_hal_setmcastfilter(_ah, _mfilt0, _mfilt1) \ 817 ((*(_ah)->ah_setMulticastFilter)((_ah), (_mfilt0), (_mfilt1))) 818#define ath_hal_waitforbeacon(_ah, _bf) \ 819 ((*(_ah)->ah_waitForBeaconDone)((_ah), (_bf)->bf_daddr)) 820#define ath_hal_putrxbuf(_ah, _bufaddr, _rxq) \ 821 ((*(_ah)->ah_setRxDP)((_ah), (_bufaddr), (_rxq))) 822/* NB: common across all chips */ 823#define AR_TSF_L32 0x804c /* MAC local clock lower 32 bits */ 824#define ath_hal_gettsf32(_ah) \ 825 OS_REG_READ(_ah, AR_TSF_L32) 826#define ath_hal_gettsf64(_ah) \ 827 ((*(_ah)->ah_getTsf64)((_ah))) 828#define ath_hal_resettsf(_ah) \ 829 ((*(_ah)->ah_resetTsf)((_ah))) 830#define ath_hal_rxena(_ah) \ 831 ((*(_ah)->ah_enableReceive)((_ah))) 832#define ath_hal_puttxbuf(_ah, _q, _bufaddr) \ 833 ((*(_ah)->ah_setTxDP)((_ah), (_q), (_bufaddr))) 834#define ath_hal_gettxbuf(_ah, _q) \ 835 ((*(_ah)->ah_getTxDP)((_ah), (_q))) 836#define ath_hal_numtxpending(_ah, _q) \ 837 ((*(_ah)->ah_numTxPending)((_ah), (_q))) 838#define ath_hal_getrxbuf(_ah, _rxq) \ 839 ((*(_ah)->ah_getRxDP)((_ah), (_rxq))) 840#define ath_hal_txstart(_ah, _q) \ 841 ((*(_ah)->ah_startTxDma)((_ah), (_q))) 842#define ath_hal_setchannel(_ah, _chan) \ 843 ((*(_ah)->ah_setChannel)((_ah), (_chan))) 844#define ath_hal_calibrate(_ah, _chan, _iqcal) \ 845 ((*(_ah)->ah_perCalibration)((_ah), (_chan), (_iqcal))) 846#define ath_hal_calibrateN(_ah, _chan, _lcal, _isdone) \ 847 ((*(_ah)->ah_perCalibrationN)((_ah), (_chan), 0x1, (_lcal), (_isdone))) 848#define ath_hal_calreset(_ah, _chan) \ 849 ((*(_ah)->ah_resetCalValid)((_ah), (_chan))) 850#define ath_hal_setledstate(_ah, _state) \ 851 ((*(_ah)->ah_setLedState)((_ah), (_state))) 852#define ath_hal_beaconinit(_ah, _nextb, _bperiod) \ 853 ((*(_ah)->ah_beaconInit)((_ah), (_nextb), (_bperiod))) 854#define ath_hal_beaconreset(_ah) \ 855 ((*(_ah)->ah_resetStationBeaconTimers)((_ah))) 856#define ath_hal_beaconsettimers(_ah, _bt) \ 857 ((*(_ah)->ah_setBeaconTimers)((_ah), (_bt))) 858#define ath_hal_beacontimers(_ah, _bs) \ 859 ((*(_ah)->ah_setStationBeaconTimers)((_ah), (_bs))) 860#define ath_hal_getnexttbtt(_ah) \ 861 ((*(_ah)->ah_getNextTBTT)((_ah))) 862#define ath_hal_setassocid(_ah, _bss, _associd) \ 863 ((*(_ah)->ah_writeAssocid)((_ah), (_bss), (_associd))) 864#define ath_hal_phydisable(_ah) \ 865 ((*(_ah)->ah_phyDisable)((_ah))) 866#define ath_hal_setopmode(_ah) \ 867 ((*(_ah)->ah_setPCUConfig)((_ah))) 868#define ath_hal_stoptxdma(_ah, _qnum) \ 869 ((*(_ah)->ah_stopTxDma)((_ah), (_qnum))) 870#define ath_hal_stoppcurecv(_ah) \ 871 ((*(_ah)->ah_stopPcuReceive)((_ah))) 872#define ath_hal_startpcurecv(_ah) \ 873 ((*(_ah)->ah_startPcuReceive)((_ah))) 874#define ath_hal_stopdmarecv(_ah) \ 875 ((*(_ah)->ah_stopDmaReceive)((_ah))) 876#define ath_hal_getdiagstate(_ah, _id, _indata, _insize, _outdata, _outsize) \ 877 ((*(_ah)->ah_getDiagState)((_ah), (_id), \ 878 (_indata), (_insize), (_outdata), (_outsize))) 879#define ath_hal_getfatalstate(_ah, _outdata, _outsize) \ 880 ath_hal_getdiagstate(_ah, 29, NULL, 0, (_outdata), _outsize) 881#define ath_hal_setuptxqueue(_ah, _type, _irq) \ 882 ((*(_ah)->ah_setupTxQueue)((_ah), (_type), (_irq))) 883#define ath_hal_resettxqueue(_ah, _q) \ 884 ((*(_ah)->ah_resetTxQueue)((_ah), (_q))) 885#define ath_hal_releasetxqueue(_ah, _q) \ 886 ((*(_ah)->ah_releaseTxQueue)((_ah), (_q))) 887#define ath_hal_gettxqueueprops(_ah, _q, _qi) \ 888 ((*(_ah)->ah_getTxQueueProps)((_ah), (_q), (_qi))) 889#define ath_hal_settxqueueprops(_ah, _q, _qi) \ 890 ((*(_ah)->ah_setTxQueueProps)((_ah), (_q), (_qi))) 891/* NB: common across all chips */ 892#define AR_Q_TXE 0x0840 /* MAC Transmit Queue enable */ 893#define ath_hal_txqenabled(_ah, _qnum) \ 894 (OS_REG_READ(_ah, AR_Q_TXE) & (1<<(_qnum))) 895#define ath_hal_getrfgain(_ah) \ 896 ((*(_ah)->ah_getRfGain)((_ah))) 897#define ath_hal_getdefantenna(_ah) \ 898 ((*(_ah)->ah_getDefAntenna)((_ah))) 899#define ath_hal_setdefantenna(_ah, _ant) \ 900 ((*(_ah)->ah_setDefAntenna)((_ah), (_ant))) 901#define ath_hal_rxmonitor(_ah, _arg, _chan) \ 902 ((*(_ah)->ah_rxMonitor)((_ah), (_arg), (_chan))) 903#define ath_hal_ani_poll(_ah, _chan) \ 904 ((*(_ah)->ah_aniPoll)((_ah), (_chan))) 905#define ath_hal_mibevent(_ah, _stats) \ 906 ((*(_ah)->ah_procMibEvent)((_ah), (_stats))) 907#define ath_hal_setslottime(_ah, _us) \ 908 ((*(_ah)->ah_setSlotTime)((_ah), (_us))) 909#define ath_hal_getslottime(_ah) \ 910 ((*(_ah)->ah_getSlotTime)((_ah))) 911#define ath_hal_setacktimeout(_ah, _us) \ 912 ((*(_ah)->ah_setAckTimeout)((_ah), (_us))) 913#define ath_hal_getacktimeout(_ah) \ 914 ((*(_ah)->ah_getAckTimeout)((_ah))) 915#define ath_hal_setctstimeout(_ah, _us) \ 916 ((*(_ah)->ah_setCTSTimeout)((_ah), (_us))) 917#define ath_hal_getctstimeout(_ah) \ 918 ((*(_ah)->ah_getCTSTimeout)((_ah))) 919#define ath_hal_getcapability(_ah, _cap, _param, _result) \ 920 ((*(_ah)->ah_getCapability)((_ah), (_cap), (_param), (_result))) 921#define ath_hal_setcapability(_ah, _cap, _param, _v, _status) \ 922 ((*(_ah)->ah_setCapability)((_ah), (_cap), (_param), (_v), (_status))) 923#define ath_hal_ciphersupported(_ah, _cipher) \ 924 (ath_hal_getcapability(_ah, HAL_CAP_CIPHER, _cipher, NULL) == HAL_OK) 925#define ath_hal_getregdomain(_ah, _prd) \ 926 (ath_hal_getcapability(_ah, HAL_CAP_REG_DMN, 0, (_prd)) == HAL_OK) 927#define ath_hal_setregdomain(_ah, _rd) \ 928 ath_hal_setcapability(_ah, HAL_CAP_REG_DMN, 0, _rd, NULL) 929#define ath_hal_getcountrycode(_ah, _pcc) \ 930 (*(_pcc) = (_ah)->ah_countryCode) 931#define ath_hal_gettkipmic(_ah) \ 932 (ath_hal_getcapability(_ah, HAL_CAP_TKIP_MIC, 1, NULL) == HAL_OK) 933#define ath_hal_settkipmic(_ah, _v) \ 934 ath_hal_setcapability(_ah, HAL_CAP_TKIP_MIC, 1, _v, NULL) 935#define ath_hal_hastkipsplit(_ah) \ 936 (ath_hal_getcapability(_ah, HAL_CAP_TKIP_SPLIT, 0, NULL) == HAL_OK) 937#define ath_hal_gettkipsplit(_ah) \ 938 (ath_hal_getcapability(_ah, HAL_CAP_TKIP_SPLIT, 1, NULL) == HAL_OK) 939#define ath_hal_settkipsplit(_ah, _v) \ 940 ath_hal_setcapability(_ah, HAL_CAP_TKIP_SPLIT, 1, _v, NULL) 941#define ath_hal_haswmetkipmic(_ah) \ 942 (ath_hal_getcapability(_ah, HAL_CAP_WME_TKIPMIC, 0, NULL) == HAL_OK) 943#define ath_hal_hwphycounters(_ah) \ 944 (ath_hal_getcapability(_ah, HAL_CAP_PHYCOUNTERS, 0, NULL) == HAL_OK) 945#define ath_hal_hasdiversity(_ah) \ 946 (ath_hal_getcapability(_ah, HAL_CAP_DIVERSITY, 0, NULL) == HAL_OK) 947#define ath_hal_getdiversity(_ah) \ 948 (ath_hal_getcapability(_ah, HAL_CAP_DIVERSITY, 1, NULL) == HAL_OK) 949#define ath_hal_setdiversity(_ah, _v) \ 950 ath_hal_setcapability(_ah, HAL_CAP_DIVERSITY, 1, _v, NULL) 951#define ath_hal_getantennaswitch(_ah) \ 952 ((*(_ah)->ah_getAntennaSwitch)((_ah))) 953#define ath_hal_setantennaswitch(_ah, _v) \ 954 ((*(_ah)->ah_setAntennaSwitch)((_ah), (_v))) 955#define ath_hal_getdiag(_ah, _pv) \ 956 (ath_hal_getcapability(_ah, HAL_CAP_DIAG, 0, _pv) == HAL_OK) 957#define ath_hal_setdiag(_ah, _v) \ 958 ath_hal_setcapability(_ah, HAL_CAP_DIAG, 0, _v, NULL) 959#define ath_hal_getnumtxqueues(_ah, _pv) \ 960 (ath_hal_getcapability(_ah, HAL_CAP_NUM_TXQUEUES, 0, _pv) == HAL_OK) 961#define ath_hal_hasveol(_ah) \ 962 (ath_hal_getcapability(_ah, HAL_CAP_VEOL, 0, NULL) == HAL_OK) 963#define ath_hal_hastxpowlimit(_ah) \ 964 (ath_hal_getcapability(_ah, HAL_CAP_TXPOW, 0, NULL) == HAL_OK) 965#define ath_hal_settxpowlimit(_ah, _pow) \ 966 ((*(_ah)->ah_setTxPowerLimit)((_ah), (_pow))) 967#define ath_hal_gettxpowlimit(_ah, _ppow) \ 968 (ath_hal_getcapability(_ah, HAL_CAP_TXPOW, 1, _ppow) == HAL_OK) 969#define ath_hal_getmaxtxpow(_ah, _ppow) \ 970 (ath_hal_getcapability(_ah, HAL_CAP_TXPOW, 2, _ppow) == HAL_OK) 971#define ath_hal_gettpscale(_ah, _scale) \ 972 (ath_hal_getcapability(_ah, HAL_CAP_TXPOW, 3, _scale) == HAL_OK) 973#define ath_hal_settpscale(_ah, _v) \ 974 ath_hal_setcapability(_ah, HAL_CAP_TXPOW, 3, _v, NULL) 975#define ath_hal_hastpc(_ah) \ 976 (ath_hal_getcapability(_ah, HAL_CAP_TPC, 0, NULL) == HAL_OK) 977#define ath_hal_gettpc(_ah) \ 978 (ath_hal_getcapability(_ah, HAL_CAP_TPC, 1, NULL) == HAL_OK) 979#define ath_hal_settpc(_ah, _v) \ 980 ath_hal_setcapability(_ah, HAL_CAP_TPC, 1, _v, NULL) 981#define ath_hal_hasbursting(_ah) \ 982 (ath_hal_getcapability(_ah, HAL_CAP_BURST, 0, NULL) == HAL_OK) 983#define ath_hal_setmcastkeysearch(_ah, _v) \ 984 ath_hal_setcapability(_ah, HAL_CAP_MCAST_KEYSRCH, 0, _v, NULL) 985#define ath_hal_hasmcastkeysearch(_ah) \ 986 (ath_hal_getcapability(_ah, HAL_CAP_MCAST_KEYSRCH, 0, NULL) == HAL_OK) 987#define ath_hal_getmcastkeysearch(_ah) \ 988 (ath_hal_getcapability(_ah, HAL_CAP_MCAST_KEYSRCH, 1, NULL) == HAL_OK) 989#define ath_hal_hasfastframes(_ah) \ 990 (ath_hal_getcapability(_ah, HAL_CAP_FASTFRAME, 0, NULL) == HAL_OK) 991#define ath_hal_hasbssidmask(_ah) \ 992 (ath_hal_getcapability(_ah, HAL_CAP_BSSIDMASK, 0, NULL) == HAL_OK) 993#define ath_hal_hasbssidmatch(_ah) \ 994 (ath_hal_getcapability(_ah, HAL_CAP_BSSIDMATCH, 0, NULL) == HAL_OK) 995#define ath_hal_hastsfadjust(_ah) \ 996 (ath_hal_getcapability(_ah, HAL_CAP_TSF_ADJUST, 0, NULL) == HAL_OK) 997#define ath_hal_gettsfadjust(_ah) \ 998 (ath_hal_getcapability(_ah, HAL_CAP_TSF_ADJUST, 1, NULL) == HAL_OK) 999#define ath_hal_settsfadjust(_ah, _onoff) \ 1000 ath_hal_setcapability(_ah, HAL_CAP_TSF_ADJUST, 1, _onoff, NULL) 1001#define ath_hal_hasrfsilent(_ah) \ 1002 (ath_hal_getcapability(_ah, HAL_CAP_RFSILENT, 0, NULL) == HAL_OK) 1003#define ath_hal_getrfkill(_ah) \ 1004 (ath_hal_getcapability(_ah, HAL_CAP_RFSILENT, 1, NULL) == HAL_OK) 1005#define ath_hal_setrfkill(_ah, _onoff) \ 1006 ath_hal_setcapability(_ah, HAL_CAP_RFSILENT, 1, _onoff, NULL) 1007#define ath_hal_getrfsilent(_ah, _prfsilent) \ 1008 (ath_hal_getcapability(_ah, HAL_CAP_RFSILENT, 2, _prfsilent) == HAL_OK) 1009#define ath_hal_setrfsilent(_ah, _rfsilent) \ 1010 ath_hal_setcapability(_ah, HAL_CAP_RFSILENT, 2, _rfsilent, NULL) 1011#define ath_hal_gettpack(_ah, _ptpack) \ 1012 (ath_hal_getcapability(_ah, HAL_CAP_TPC_ACK, 0, _ptpack) == HAL_OK) 1013#define ath_hal_settpack(_ah, _tpack) \ 1014 ath_hal_setcapability(_ah, HAL_CAP_TPC_ACK, 0, _tpack, NULL) 1015#define ath_hal_gettpcts(_ah, _ptpcts) \ 1016 (ath_hal_getcapability(_ah, HAL_CAP_TPC_CTS, 0, _ptpcts) == HAL_OK) 1017#define ath_hal_settpcts(_ah, _tpcts) \ 1018 ath_hal_setcapability(_ah, HAL_CAP_TPC_CTS, 0, _tpcts, NULL) 1019#define ath_hal_hasintmit(_ah) \ 1020 (ath_hal_getcapability(_ah, HAL_CAP_INTMIT, \ 1021 HAL_CAP_INTMIT_PRESENT, NULL) == HAL_OK) 1022#define ath_hal_getintmit(_ah) \ 1023 (ath_hal_getcapability(_ah, HAL_CAP_INTMIT, \ 1024 HAL_CAP_INTMIT_ENABLE, NULL) == HAL_OK) 1025#define ath_hal_setintmit(_ah, _v) \ 1026 ath_hal_setcapability(_ah, HAL_CAP_INTMIT, \ 1027 HAL_CAP_INTMIT_ENABLE, _v, NULL) 1028 1029/* EDMA definitions */ 1030#define ath_hal_hasedma(_ah) \ 1031 (ath_hal_getcapability(_ah, HAL_CAP_ENHANCED_DMA_SUPPORT, \ 1032 0, NULL) == HAL_OK) 1033#define ath_hal_getrxfifodepth(_ah, _qtype, _req) \ 1034 (ath_hal_getcapability(_ah, HAL_CAP_RXFIFODEPTH, _qtype, _req) \ 1035 == HAL_OK) 1036#define ath_hal_getntxmaps(_ah, _req) \ 1037 (ath_hal_getcapability(_ah, HAL_CAP_NUM_TXMAPS, 0, _req) \ 1038 == HAL_OK) 1039#define ath_hal_gettxdesclen(_ah, _req) \ 1040 (ath_hal_getcapability(_ah, HAL_CAP_TXDESCLEN, 0, _req) \ 1041 == HAL_OK) 1042#define ath_hal_gettxstatuslen(_ah, _req) \ 1043 (ath_hal_getcapability(_ah, HAL_CAP_TXSTATUSLEN, 0, _req) \ 1044 == HAL_OK) 1045#define ath_hal_getrxstatuslen(_ah, _req) \ 1046 (ath_hal_getcapability(_ah, HAL_CAP_RXSTATUSLEN, 0, _req) \ 1047 == HAL_OK) 1048#define ath_hal_setrxbufsize(_ah, _req) \ 1049 (ath_hal_setcapability(_ah, HAL_CAP_RXBUFSIZE, 0, _req, NULL) \ 1050 == HAL_OK) 1051 1052#define ath_hal_getchannoise(_ah, _c) \ 1053 ((*(_ah)->ah_getChanNoise)((_ah), (_c))) 1054 1055/* 802.11n HAL methods */ 1056#define ath_hal_getrxchainmask(_ah, _prxchainmask) \ 1057 (ath_hal_getcapability(_ah, HAL_CAP_RX_CHAINMASK, 0, _prxchainmask)) 1058#define ath_hal_gettxchainmask(_ah, _ptxchainmask) \ 1059 (ath_hal_getcapability(_ah, HAL_CAP_TX_CHAINMASK, 0, _ptxchainmask)) 1060#define ath_hal_setrxchainmask(_ah, _rx) \ 1061 (ath_hal_setcapability(_ah, HAL_CAP_RX_CHAINMASK, 1, _rx, NULL)) 1062#define ath_hal_settxchainmask(_ah, _tx) \ 1063 (ath_hal_setcapability(_ah, HAL_CAP_TX_CHAINMASK, 1, _tx, NULL)) 1064#define ath_hal_split4ktrans(_ah) \ 1065 (ath_hal_getcapability(_ah, HAL_CAP_SPLIT_4KB_TRANS, \ 1066 0, NULL) == HAL_OK) 1067#define ath_hal_self_linked_final_rxdesc(_ah) \ 1068 (ath_hal_getcapability(_ah, HAL_CAP_RXDESC_SELFLINK, \ 1069 0, NULL) == HAL_OK) 1070#define ath_hal_gtxto_supported(_ah) \ 1071 (ath_hal_getcapability(_ah, HAL_CAP_GTXTO, 0, NULL) == HAL_OK) 1072#define ath_hal_has_long_rxdesc_tsf(_ah) \ 1073 (ath_hal_getcapability(_ah, HAL_CAP_LONG_RXDESC_TSF, \ 1074 0, NULL) == HAL_OK) 1075#define ath_hal_setuprxdesc(_ah, _ds, _size, _intreq) \ 1076 ((*(_ah)->ah_setupRxDesc)((_ah), (_ds), (_size), (_intreq))) 1077#define ath_hal_rxprocdesc(_ah, _ds, _dspa, _dsnext, _rs) \ 1078 ((*(_ah)->ah_procRxDesc)((_ah), (_ds), (_dspa), (_dsnext), 0, (_rs))) 1079#define ath_hal_setuptxdesc(_ah, _ds, _plen, _hlen, _atype, _txpow, \ 1080 _txr0, _txtr0, _keyix, _ant, _flags, \ 1081 _rtsrate, _rtsdura) \ 1082 ((*(_ah)->ah_setupTxDesc)((_ah), (_ds), (_plen), (_hlen), (_atype), \ 1083 (_txpow), (_txr0), (_txtr0), (_keyix), (_ant), \ 1084 (_flags), (_rtsrate), (_rtsdura), 0, 0, 0)) 1085#define ath_hal_setupxtxdesc(_ah, _ds, \ 1086 _txr1, _txtr1, _txr2, _txtr2, _txr3, _txtr3) \ 1087 ((*(_ah)->ah_setupXTxDesc)((_ah), (_ds), \ 1088 (_txr1), (_txtr1), (_txr2), (_txtr2), (_txr3), (_txtr3))) 1089#define ath_hal_filltxdesc(_ah, _ds, _l, _first, _last, _ds0) \ 1090 ((*(_ah)->ah_fillTxDesc)((_ah), (_ds), (_l), (_first), (_last), (_ds0))) 1091#define ath_hal_txprocdesc(_ah, _ds, _ts) \ 1092 ((*(_ah)->ah_procTxDesc)((_ah), (_ds), (_ts))) 1093#define ath_hal_gettxintrtxqs(_ah, _txqs) \ 1094 ((*(_ah)->ah_getTxIntrQueue)((_ah), (_txqs))) 1095#define ath_hal_gettxcompletionrates(_ah, _ds, _rates, _tries) \ 1096 ((*(_ah)->ah_getTxCompletionRates)((_ah), (_ds), (_rates), (_tries))) 1097#define ath_hal_settxdesclink(_ah, _ds, _link) \ 1098 ((*(_ah)->ah_setTxDescLink)((_ah), (_ds), (_link))) 1099#define ath_hal_gettxdesclink(_ah, _ds, _link) \ 1100 ((*(_ah)->ah_getTxDescLink)((_ah), (_ds), (_link))) 1101#define ath_hal_gettxdesclinkptr(_ah, _ds, _linkptr) \ 1102 ((*(_ah)->ah_getTxDescLinkPtr)((_ah), (_ds), (_linkptr))) 1103#define ath_hal_setuptxstatusring(_ah, _tsstart, _tspstart, _size) \ 1104 ((*(_ah)->ah_setupTxStatusRing)((_ah), (_tsstart), (_tspstart), \ 1105 (_size))) 1106 1107#define ath_hal_setupfirsttxdesc(_ah, _ds, _aggrlen, _flags, _txpower, \ 1108 _txr0, _txtr0, _antm, _rcr, _rcd) \ 1109 ((*(_ah)->ah_setupFirstTxDesc)((_ah), (_ds), (_aggrlen), (_flags), \ 1110 (_txpower), (_txr0), (_txtr0), (_antm), (_rcr), (_rcd))) 1111#define ath_hal_chaintxdesc(_ah, _ds, _pktlen, _hdrlen, _type, _keyix, \ 1112 _cipher, _delims, _seglen, _first, _last, _lastaggr) \ 1113 ((*(_ah)->ah_chainTxDesc)((_ah), (_ds), (_pktlen), (_hdrlen), \ 1114 (_type), (_keyix), (_cipher), (_delims), (_seglen), \ 1115 (_first), (_last), (_lastaggr))) 1116#define ath_hal_setuplasttxdesc(_ah, _ds, _ds0) \ 1117 ((*(_ah)->ah_setupLastTxDesc)((_ah), (_ds), (_ds0))) 1118 1119#define ath_hal_set11nratescenario(_ah, _ds, _dur, _rt, _series, _ns, _flags) \ 1120 ((*(_ah)->ah_set11nRateScenario)((_ah), (_ds), (_dur), (_rt), \ 1121 (_series), (_ns), (_flags))) 1122 1123#define ath_hal_set11n_aggr_first(_ah, _ds, _len, _num) \ 1124 ((*(_ah)->ah_set11nAggrFirst)((_ah), (_ds), (_len))) 1125#define ath_hal_set11naggrmiddle(_ah, _ds, _num) \ 1126 ((*(_ah)->ah_set11nAggrMiddle)((_ah), (_ds), (_num))) 1127#define ath_hal_set11n_aggr_last(_ah, _ds) \ 1128 ((*(_ah)->ah_set11nAggrLast)((_ah), (_ds))) 1129 1130#define ath_hal_set11nburstduration(_ah, _ds, _dur) \ 1131 ((*(_ah)->ah_set11nBurstDuration)((_ah), (_ds), (_dur))) 1132#define ath_hal_clr11n_aggr(_ah, _ds) \ 1133 ((*(_ah)->ah_clr11nAggr)((_ah), (_ds))) 1134 1135#define ath_hal_gpioCfgOutput(_ah, _gpio, _type) \ 1136 ((*(_ah)->ah_gpioCfgOutput)((_ah), (_gpio), (_type))) 1137#define ath_hal_gpioset(_ah, _gpio, _b) \ 1138 ((*(_ah)->ah_gpioSet)((_ah), (_gpio), (_b))) 1139#define ath_hal_gpioget(_ah, _gpio) \ 1140 ((*(_ah)->ah_gpioGet)((_ah), (_gpio))) 1141#define ath_hal_gpiosetintr(_ah, _gpio, _b) \ 1142 ((*(_ah)->ah_gpioSetIntr)((_ah), (_gpio), (_b))) 1143 1144/* 1145 * PCIe suspend/resume/poweron/poweroff related macros 1146 */ 1147#define ath_hal_enablepcie(_ah, _restore, _poweroff) \ 1148 ((*(_ah)->ah_configPCIE)((_ah), (_restore), (_poweroff))) 1149#define ath_hal_disablepcie(_ah) \ 1150 ((*(_ah)->ah_disablePCIE)((_ah))) 1151 1152/* 1153 * This is badly-named; you need to set the correct parameters 1154 * to begin to receive useful radar events; and even then 1155 * it doesn't "enable" DFS. See the ath_dfs/null/ module for 1156 * more information. 1157 */ 1158#define ath_hal_enabledfs(_ah, _param) \ 1159 ((*(_ah)->ah_enableDfs)((_ah), (_param))) 1160#define ath_hal_getdfsthresh(_ah, _param) \ 1161 ((*(_ah)->ah_getDfsThresh)((_ah), (_param))) 1162#define ath_hal_procradarevent(_ah, _rxs, _fulltsf, _buf, _event) \ 1163 ((*(_ah)->ah_procRadarEvent)((_ah), (_rxs), (_fulltsf), \ 1164 (_buf), (_event))) 1165#define ath_hal_is_fast_clock_enabled(_ah) \ 1166 ((*(_ah)->ah_isFastClockEnabled)((_ah))) 1167#define ath_hal_radar_wait(_ah, _chan) \ 1168 ((*(_ah)->ah_radarWait)((_ah), (_chan))) 1169#define ath_hal_get_mib_cycle_counts(_ah, _sample) \ 1170 ((*(_ah)->ah_getMibCycleCounts)((_ah), (_sample))) 1171#define ath_hal_get_chan_ext_busy(_ah) \ 1172 ((*(_ah)->ah_get11nExtBusy)((_ah))) 1173 1174#endif /* _DEV_ATH_ATHVAR_H */ 1175