2 * Copyright (c) 2008-2009 Atheros Communications Inc.
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 #include <linux/etherdevice.h>
21 #include <linux/device.h>
22 #include <net/mac80211.h>
23 #include <linux/leds.h>
24 #include <linux/rfkill.h>
32 /* Macro to expand scalars to 64-bit objects */
34 #define ito64(x) (sizeof(x) == 8) ? \
35 (((unsigned long long int)(x)) & (0xff)) : \
37 (((unsigned long long int)(x)) & 0xffff) : \
38 ((sizeof(x) == 32) ? \
39 (((unsigned long long int)(x)) & 0xffffffff) : \
40 (unsigned long long int)(x))
42 /* increment with wrap-around */
43 #define INCR(_l, _sz) do { \
45 (_l) &= ((_sz) - 1); \
48 /* decrement with wrap-around */
49 #define DECR(_l, _sz) do { \
51 (_l) &= ((_sz) - 1); \
54 #define A_MAX(a, b) ((a) > (b) ? (a) : (b))
56 #define ASSERT(exp) BUG_ON(!(exp))
58 #define TSF_TO_TU(_h,_l) \
59 ((((u32)(_h)) << 22) | (((u32)(_l)) >> 10))
61 #define ATH_TXQ_SETUP(sc, i) ((sc)->tx.txqsetup & (1<<i))
63 static const u8 ath_bcast_mac
[ETH_ALEN
] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
71 /*************************/
72 /* Descriptor Management */
73 /*************************/
75 #define ATH_TXBUF_RESET(_bf) do { \
76 (_bf)->bf_stale = false; \
77 (_bf)->bf_lastbf = NULL; \
78 (_bf)->bf_next = NULL; \
79 memset(&((_bf)->bf_state), 0, \
80 sizeof(struct ath_buf_state)); \
83 #define ATH_RXBUF_RESET(_bf) do { \
84 (_bf)->bf_stale = false; \
88 * enum buffer_type - Buffer type flags
90 * @BUF_HT: Send this buffer using HT capabilities
91 * @BUF_AMPDU: This buffer is an ampdu, as part of an aggregate (during TX)
92 * @BUF_AGGR: Indicates whether the buffer can be aggregated
93 * (used in aggregation scheduling)
94 * @BUF_RETRY: Indicates whether the buffer is retried
95 * @BUF_XRETRY: To denote excessive retries of the buffer
105 struct ath_buf_state
{
114 enum ath9k_key_type bfs_keytype
;
117 #define bf_nframes bf_state.bfs_nframes
118 #define bf_al bf_state.bfs_al
119 #define bf_frmlen bf_state.bfs_frmlen
120 #define bf_retries bf_state.bfs_retries
121 #define bf_seqno bf_state.bfs_seqno
122 #define bf_tidno bf_state.bfs_tidno
123 #define bf_keyix bf_state.bfs_keyix
124 #define bf_keytype bf_state.bfs_keytype
125 #define bf_isht(bf) (bf->bf_state.bf_type & BUF_HT)
126 #define bf_isampdu(bf) (bf->bf_state.bf_type & BUF_AMPDU)
127 #define bf_isaggr(bf) (bf->bf_state.bf_type & BUF_AGGR)
128 #define bf_isretried(bf) (bf->bf_state.bf_type & BUF_RETRY)
129 #define bf_isxretried(bf) (bf->bf_state.bf_type & BUF_XRETRY)
132 struct list_head list
;
133 struct ath_buf
*bf_lastbf
; /* last buf of this unit (a frame or
135 struct ath_buf
*bf_next
; /* next subframe in the aggregate */
136 struct sk_buff
*bf_mpdu
; /* enclosing frame structure */
137 struct ath_desc
*bf_desc
; /* virtual addr of desc */
138 dma_addr_t bf_daddr
; /* physical addr of desc */
139 dma_addr_t bf_buf_addr
; /* physical addr of data buffer */
142 struct ath_buf_state bf_state
;
143 dma_addr_t bf_dmacontext
;
147 struct ath_desc
*dd_desc
;
148 dma_addr_t dd_desc_paddr
;
150 struct ath_buf
*dd_bufptr
;
153 int ath_descdma_setup(struct ath_softc
*sc
, struct ath_descdma
*dd
,
154 struct list_head
*head
, const char *name
,
155 int nbuf
, int ndesc
);
156 void ath_descdma_cleanup(struct ath_softc
*sc
, struct ath_descdma
*dd
,
157 struct list_head
*head
);
163 #define ATH_MAX_ANTENNA 3
164 #define ATH_RXBUF 512
165 #define WME_NUM_TID 16
166 #define ATH_TXBUF 512
167 #define ATH_TXMAXTRY 13
168 #define ATH_11N_TXMAXTRY 10
169 #define ATH_MGT_TXMAXTRY 4
170 #define WME_BA_BMP_SIZE 64
171 #define WME_MAX_BA WME_BA_BMP_SIZE
172 #define ATH_TID_MAX_BUFS (2 * WME_MAX_BA)
174 #define TID_TO_WME_AC(_tid) \
175 ((((_tid) == 0) || ((_tid) == 3)) ? WME_AC_BE : \
176 (((_tid) == 1) || ((_tid) == 2)) ? WME_AC_BK : \
177 (((_tid) == 4) || ((_tid) == 5)) ? WME_AC_VI : \
186 #define ADDBA_EXCHANGE_ATTEMPTS 10
187 #define ATH_AGGR_DELIM_SZ 4
188 #define ATH_AGGR_MINPLEN 256 /* in bytes, minimum packet length */
189 /* number of delimiters for encryption padding */
190 #define ATH_AGGR_ENCRYPTDELIM 10
191 /* minimum h/w qdepth to be sustained to maximize aggregation */
192 #define ATH_AGGR_MIN_QDEPTH 2
193 #define ATH_AMPDU_SUBFRAME_DEFAULT 32
194 #define ATH_AMPDU_LIMIT_MAX (64 * 1024 - 1)
195 #define ATH_AMPDU_LIMIT_DEFAULT ATH_AMPDU_LIMIT_MAX
197 #define IEEE80211_SEQ_SEQ_SHIFT 4
198 #define IEEE80211_SEQ_MAX 4096
199 #define IEEE80211_MIN_AMPDU_BUF 0x8
200 #define IEEE80211_HTCAP_MAXRXAMPDU_FACTOR 13
201 #define IEEE80211_WEP_IVLEN 3
202 #define IEEE80211_WEP_KIDLEN 1
203 #define IEEE80211_WEP_CRCLEN 4
204 #define IEEE80211_MAX_MPDU_LEN (3840 + FCS_LEN + \
205 (IEEE80211_WEP_IVLEN + \
206 IEEE80211_WEP_KIDLEN + \
207 IEEE80211_WEP_CRCLEN))
209 /* return whether a bit at index _n in bitmap _bm is set
210 * _sz is the size of the bitmap */
211 #define ATH_BA_ISSET(_bm, _n) (((_n) < (WME_BA_BMP_SIZE)) && \
212 ((_bm)[(_n) >> 5] & (1 << ((_n) & 31))))
214 /* return block-ack bitmap index given sequence and starting sequence */
215 #define ATH_BA_INDEX(_st, _seq) (((_seq) - (_st)) & (IEEE80211_SEQ_MAX - 1))
217 /* returns delimiter padding required given the packet length */
218 #define ATH_AGGR_GET_NDELIM(_len) \
219 (((((_len) + ATH_AGGR_DELIM_SZ) < ATH_AGGR_MINPLEN) ? \
220 (ATH_AGGR_MINPLEN - (_len) - ATH_AGGR_DELIM_SZ) : 0) >> 2)
222 #define BAW_WITHIN(_start, _bawsz, _seqno) \
223 ((((_seqno) - (_start)) & 4095) < (_bawsz))
225 #define ATH_DS_BA_SEQ(_ds) ((_ds)->ds_us.tx.ts_seqnum)
226 #define ATH_DS_BA_BITMAP(_ds) (&(_ds)->ds_us.tx.ba_low)
227 #define ATH_DS_TX_BA(_ds) ((_ds)->ds_us.tx.ts_flags & ATH9K_TX_BA)
228 #define ATH_AN_2_TID(_an, _tidno) (&(_an)->tid[(_tidno)])
230 enum ATH_AGGR_STATUS
{
239 struct list_head axq_q
;
245 struct ath_buf
*axq_linkbuf
;
247 /* first desc of the last descriptor that contains CTS */
248 struct ath_desc
*axq_lastdsWithCTS
;
250 /* final desc of the gating desc that determines whether
251 lastdsWithCTS has been DMA'ed or not */
252 struct ath_desc
*axq_gatingds
;
254 struct list_head axq_acq
;
257 #define AGGR_CLEANUP BIT(1)
258 #define AGGR_ADDBA_COMPLETE BIT(2)
259 #define AGGR_ADDBA_PROGRESS BIT(3)
262 struct list_head list
;
263 struct list_head buf_q
;
265 struct ath_atx_ac
*ac
;
266 struct ath_buf
*tx_buf
[ATH_TID_MAX_BUFS
];
271 int baw_head
; /* first un-acked tx buffer */
272 int baw_tail
; /* next unused tx buffer slot */
276 int addba_exchangeattempts
;
282 struct list_head list
;
283 struct list_head tid_q
;
286 struct ath_tx_control
{
289 enum ath9k_internal_frame_type frame_type
;
292 #define ATH_TX_ERROR 0x01
293 #define ATH_TX_XRETRY 0x02
294 #define ATH_TX_BAR 0x04
297 struct ath_softc
*an_sc
;
298 struct ath_atx_tid tid
[WME_NUM_TID
];
299 struct ath_atx_ac ac
[WME_NUM_AC
];
307 int hwq_map
[ATH9K_WME_AC_VO
+1];
308 spinlock_t txbuflock
;
309 struct list_head txbuf
;
310 struct ath_txq txq
[ATH9K_NUM_TX_QUEUES
];
311 struct ath_descdma txdma
;
319 unsigned int rxfilter
;
320 spinlock_t rxflushlock
;
321 spinlock_t rxbuflock
;
322 struct list_head rxbuf
;
323 struct ath_descdma rxdma
;
326 int ath_startrecv(struct ath_softc
*sc
);
327 bool ath_stoprecv(struct ath_softc
*sc
);
328 void ath_flushrecv(struct ath_softc
*sc
);
329 u32
ath_calcrxfilter(struct ath_softc
*sc
);
330 int ath_rx_init(struct ath_softc
*sc
, int nbufs
);
331 void ath_rx_cleanup(struct ath_softc
*sc
);
332 int ath_rx_tasklet(struct ath_softc
*sc
, int flush
);
333 struct ath_txq
*ath_txq_setup(struct ath_softc
*sc
, int qtype
, int subtype
);
334 void ath_tx_cleanupq(struct ath_softc
*sc
, struct ath_txq
*txq
);
335 int ath_tx_setup(struct ath_softc
*sc
, int haltype
);
336 void ath_drain_all_txq(struct ath_softc
*sc
, bool retry_tx
);
337 void ath_draintxq(struct ath_softc
*sc
,
338 struct ath_txq
*txq
, bool retry_tx
);
339 void ath_tx_node_init(struct ath_softc
*sc
, struct ath_node
*an
);
340 void ath_tx_node_cleanup(struct ath_softc
*sc
, struct ath_node
*an
);
341 void ath_txq_schedule(struct ath_softc
*sc
, struct ath_txq
*txq
);
342 int ath_tx_init(struct ath_softc
*sc
, int nbufs
);
343 void ath_tx_cleanup(struct ath_softc
*sc
);
344 struct ath_txq
*ath_test_get_txq(struct ath_softc
*sc
, struct sk_buff
*skb
);
345 int ath_txq_update(struct ath_softc
*sc
, int qnum
,
346 struct ath9k_tx_queue_info
*q
);
347 int ath_tx_start(struct ieee80211_hw
*hw
, struct sk_buff
*skb
,
348 struct ath_tx_control
*txctl
);
349 void ath_tx_tasklet(struct ath_softc
*sc
);
350 void ath_tx_cabq(struct ieee80211_hw
*hw
, struct sk_buff
*skb
);
351 bool ath_tx_aggr_check(struct ath_softc
*sc
, struct ath_node
*an
, u8 tidno
);
352 int ath_tx_aggr_start(struct ath_softc
*sc
, struct ieee80211_sta
*sta
,
354 int ath_tx_aggr_stop(struct ath_softc
*sc
, struct ieee80211_sta
*sta
, u16 tid
);
355 void ath_tx_aggr_resume(struct ath_softc
*sc
, struct ieee80211_sta
*sta
, u16 tid
);
363 __le64 tsf_adjust
; /* TSF adjustment for staggered beacons */
364 enum nl80211_iftype av_opmode
;
365 struct ath_buf
*av_bcbuf
;
366 struct ath_tx_control av_btxctl
;
367 u8 bssid
[ETH_ALEN
]; /* current BSSID from config_interface */
370 /*******************/
371 /* Beacon Handling */
372 /*******************/
375 * Regardless of the number of beacons we stagger, (i.e. regardless of the
376 * number of BSSIDs) if a given beacon does not go out even after waiting this
377 * number of beacon intervals, the game's up.
379 #define BSTUCK_THRESH (9 * ATH_BCBUF)
381 #define ATH_DEFAULT_BINTVAL 100 /* TU */
382 #define ATH_DEFAULT_BMISS_LIMIT 10
383 #define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024)
385 struct ath_beacon_config
{
395 OK
, /* no change needed */
396 UPDATE
, /* update pending */
397 COMMIT
/* beacon sent, commit change */
398 } updateslot
; /* slot time update fsm */
404 struct ieee80211_vif
*bslot
[ATH_BCBUF
];
405 struct ath_wiphy
*bslot_aphy
[ATH_BCBUF
];
408 struct ath9k_tx_queue_info beacon_qi
;
409 struct ath_descdma bdma
;
410 struct ath_txq
*cabq
;
411 struct list_head bbuf
;
414 void ath_beacon_tasklet(unsigned long data
);
415 void ath_beacon_config(struct ath_softc
*sc
, struct ieee80211_vif
*vif
);
416 int ath_beaconq_setup(struct ath_hw
*ah
);
417 int ath_beacon_alloc(struct ath_wiphy
*aphy
, struct ieee80211_vif
*vif
);
418 void ath_beacon_return(struct ath_softc
*sc
, struct ath_vif
*avp
);
424 #define ATH_STA_SHORT_CALINTERVAL 1000 /* 1 second */
425 #define ATH_AP_SHORT_CALINTERVAL 100 /* 100 ms */
426 #define ATH_ANI_POLLINTERVAL 100 /* 100 ms */
427 #define ATH_LONG_CALINTERVAL 30000 /* 30 seconds */
428 #define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */
433 unsigned int longcal_timer
;
434 unsigned int shortcal_timer
;
435 unsigned int resetcal_timer
;
436 unsigned int checkani_timer
;
437 struct timer_list timer
;
440 /********************/
442 /********************/
444 #define ATH_LED_PIN 1
445 #define ATH_LED_ON_DURATION_IDLE 350 /* in msecs */
446 #define ATH_LED_OFF_DURATION_IDLE 250 /* in msecs */
456 struct ath_softc
*sc
;
457 struct led_classdev led_cdev
;
458 enum ath_led_type led_type
;
464 struct rfkill
*rfkill
;
465 struct rfkill_ops ops
;
466 char rfkill_name
[32];
469 /********************/
470 /* Main driver core */
471 /********************/
474 * Default cache line size, in bytes.
475 * Used when PCI device not fully initialized by bootrom/BIOS
477 #define DEFAULT_CACHELINE 32
478 #define ATH_DEFAULT_NOISE_FLOOR -95
479 #define ATH_REGCLASSIDS_MAX 10
480 #define ATH_CABQ_READY_TIME 80 /* % of beacon interval */
481 #define ATH_MAX_SW_RETRIES 10
482 #define ATH_CHAN_MAX 255
483 #define IEEE80211_WEP_NKID 4 /* number of key ids */
486 * The key cache is used for h/w cipher state and also for
487 * tracking station state such as the current tx antenna.
488 * We also setup a mapping table between key cache slot indices
489 * and station state to short-circuit node lookups on rx.
490 * Different parts have different size key caches. We handle
491 * up to ATH_KEYMAX entries (could dynamically allocate state).
493 #define ATH_KEYMAX 128 /* max key cache size we handle */
495 #define ATH_TXPOWER_MAX 100 /* .5 dBm units */
496 #define ATH_RSSI_DUMMY_MARKER 0x127
497 #define ATH_RATE_DUMMY_MARKER 0
499 #define SC_OP_INVALID BIT(0)
500 #define SC_OP_BEACONS BIT(1)
501 #define SC_OP_RXAGGR BIT(2)
502 #define SC_OP_TXAGGR BIT(3)
503 #define SC_OP_FULL_RESET BIT(4)
504 #define SC_OP_PREAMBLE_SHORT BIT(5)
505 #define SC_OP_PROTECT_ENABLE BIT(6)
506 #define SC_OP_RXFLUSH BIT(7)
507 #define SC_OP_LED_ASSOCIATED BIT(8)
508 #define SC_OP_RFKILL_REGISTERED BIT(9)
509 #define SC_OP_WAIT_FOR_BEACON BIT(12)
510 #define SC_OP_LED_ON BIT(13)
511 #define SC_OP_SCANNING BIT(14)
512 #define SC_OP_TSF_RESET BIT(15)
513 #define SC_OP_WAIT_FOR_CAB BIT(16)
514 #define SC_OP_WAIT_FOR_PSPOLL_DATA BIT(17)
515 #define SC_OP_WAIT_FOR_TX_ACK BIT(18)
516 #define SC_OP_BEACON_SYNC BIT(19)
519 void (*read_cachesize
)(struct ath_softc
*sc
, int *csz
);
520 void (*cleanup
)(struct ath_softc
*sc
);
521 bool (*eeprom_read
)(struct ath_hw
*ah
, u32 off
, u16
*data
);
527 struct ieee80211_hw
*hw
;
530 spinlock_t wiphy_lock
; /* spinlock to protect ath_wiphy data */
531 struct ath_wiphy
*pri_wiphy
;
532 struct ath_wiphy
**sec_wiphy
; /* secondary wiphys (virtual radios); may
533 * have NULL entries */
534 int num_sec_wiphy
; /* number of sec_wiphy pointers in the array */
537 struct ath_wiphy
*next_wiphy
;
538 struct work_struct chan_work
;
539 int wiphy_select_failures
;
540 unsigned long wiphy_select_first_fail
;
541 struct delayed_work wiphy_work
;
542 unsigned long wiphy_scheduler_int
;
543 int wiphy_scheduler_index
;
545 struct tasklet_struct intr_tq
;
546 struct tasklet_struct bcon_tasklet
;
547 struct ath_hw
*sc_ah
;
550 spinlock_t sc_resetlock
;
551 spinlock_t sc_serial_rw
;
554 u8 curbssid
[ETH_ALEN
];
555 u8 bssidmask
[ETH_ALEN
];
557 u32 sc_flags
; /* SC_OP_* */
566 DECLARE_BITMAP(keymap
, ATH_KEYMAX
);
568 atomic_t ps_usecount
;
569 enum ath9k_int imask
;
570 enum ath9k_ht_extprotspacing ht_extprotspacing
;
571 enum ath9k_ht_macmode tx_chan_width
;
573 struct ath_config config
;
576 struct ath_beacon beacon
;
577 struct ieee80211_rate rates
[IEEE80211_NUM_BANDS
][ATH_RATE_MAX
];
578 const struct ath_rate_table
*hw_rate_table
[ATH9K_MODE_MAX
];
579 const struct ath_rate_table
*cur_rate_table
;
580 struct ieee80211_supported_band sbands
[IEEE80211_NUM_BANDS
];
582 struct ath_led radio_led
;
583 struct ath_led assoc_led
;
584 struct ath_led tx_led
;
585 struct ath_led rx_led
;
586 struct delayed_work ath_led_blink_work
;
588 int led_off_duration
;
594 struct ath_rfkill rf_kill
;
596 struct ath9k_node_stats nodestats
;
597 #ifdef CONFIG_ATH9K_DEBUG
598 struct ath9k_debug debug
;
600 struct ath_bus_ops
*bus_ops
;
601 struct ath_beacon_config cur_beacon_conf
;
605 struct ath_softc
*sc
; /* shared for all virtual wiphys */
606 struct ieee80211_hw
*hw
;
607 enum ath_wiphy_state
{
618 int ath_reset(struct ath_softc
*sc
, bool retry_tx
);
619 int ath_get_hal_qnum(u16 queue
, struct ath_softc
*sc
);
620 int ath_get_mac80211_qnum(u32 queue
, struct ath_softc
*sc
);
621 int ath_cabq_update(struct ath_softc
*);
623 static inline void ath_read_cachesize(struct ath_softc
*sc
, int *csz
)
625 sc
->bus_ops
->read_cachesize(sc
, csz
);
628 static inline void ath_bus_cleanup(struct ath_softc
*sc
)
630 sc
->bus_ops
->cleanup(sc
);
633 extern struct ieee80211_ops ath9k_ops
;
635 irqreturn_t
ath_isr(int irq
, void *dev
);
636 void ath_cleanup(struct ath_softc
*sc
);
637 int ath_attach(u16 devid
, struct ath_softc
*sc
);
638 void ath_detach(struct ath_softc
*sc
);
639 const char *ath_mac_bb_name(u32 mac_bb_version
);
640 const char *ath_rf_name(u16 rf_version
);
641 void ath_set_hw_capab(struct ath_softc
*sc
, struct ieee80211_hw
*hw
);
642 void ath9k_update_ichannel(struct ath_softc
*sc
, struct ieee80211_hw
*hw
,
643 struct ath9k_channel
*ichan
);
644 void ath_update_chainmask(struct ath_softc
*sc
, int is_ht
);
645 int ath_set_channel(struct ath_softc
*sc
, struct ieee80211_hw
*hw
,
646 struct ath9k_channel
*hchan
);
647 void ath_radio_enable(struct ath_softc
*sc
);
648 void ath_radio_disable(struct ath_softc
*sc
);
651 int ath_pci_init(void);
652 void ath_pci_exit(void);
654 static inline int ath_pci_init(void) { return 0; };
655 static inline void ath_pci_exit(void) {};
658 #ifdef CONFIG_ATHEROS_AR71XX
659 int ath_ahb_init(void);
660 void ath_ahb_exit(void);
662 static inline int ath_ahb_init(void) { return 0; };
663 static inline void ath_ahb_exit(void) {};
666 static inline void ath9k_ps_wakeup(struct ath_softc
*sc
)
668 if (atomic_inc_return(&sc
->ps_usecount
) == 1)
669 if (sc
->sc_ah
->power_mode
!= ATH9K_PM_AWAKE
) {
670 sc
->sc_ah
->restore_mode
= sc
->sc_ah
->power_mode
;
671 ath9k_hw_setpower(sc
->sc_ah
, ATH9K_PM_AWAKE
);
675 static inline void ath9k_ps_restore(struct ath_softc
*sc
)
677 if (atomic_dec_and_test(&sc
->ps_usecount
))
678 if ((sc
->hw
->conf
.flags
& IEEE80211_CONF_PS
) &&
679 !(sc
->sc_flags
& (SC_OP_WAIT_FOR_BEACON
|
680 SC_OP_WAIT_FOR_PSPOLL_DATA
|
681 SC_OP_WAIT_FOR_TX_ACK
)))
682 ath9k_hw_setpower(sc
->sc_ah
,
683 sc
->sc_ah
->restore_mode
);
687 void ath9k_set_bssid_mask(struct ieee80211_hw
*hw
);
688 int ath9k_wiphy_add(struct ath_softc
*sc
);
689 int ath9k_wiphy_del(struct ath_wiphy
*aphy
);
690 void ath9k_tx_status(struct ieee80211_hw
*hw
, struct sk_buff
*skb
);
691 int ath9k_wiphy_pause(struct ath_wiphy
*aphy
);
692 int ath9k_wiphy_unpause(struct ath_wiphy
*aphy
);
693 int ath9k_wiphy_select(struct ath_wiphy
*aphy
);
694 void ath9k_wiphy_set_scheduler(struct ath_softc
*sc
, unsigned int msec_int
);
695 void ath9k_wiphy_chan_work(struct work_struct
*work
);
696 bool ath9k_wiphy_started(struct ath_softc
*sc
);
697 void ath9k_wiphy_pause_all_forced(struct ath_softc
*sc
,
698 struct ath_wiphy
*selected
);
699 bool ath9k_wiphy_scanning(struct ath_softc
*sc
);
700 void ath9k_wiphy_work(struct work_struct
*work
);
702 void ath9k_iowrite32(struct ath_hw
*ah
, u32 reg_offset
, u32 val
);
703 unsigned int ath9k_ioread32(struct ath_hw
*ah
, u32 reg_offset
);