if_athvar.h revision 242391
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 242391 2012-10-31 06:27:58Z 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 <machine/atomic.h>
39
40#include <dev/ath/ath_hal/ah.h>
41#include <dev/ath/ath_hal/ah_desc.h>
42#include <net80211/ieee80211_radiotap.h>
43#include <dev/ath/if_athioctl.h>
44#include <dev/ath/if_athrate.h>
45
46#define	ATH_TIMEOUT		1000
47
48/*
49 * There is a separate TX ath_buf pool for management frames.
50 * This ensures that management frames such as probe responses
51 * and BAR frames can be transmitted during periods of high
52 * TX activity.
53 */
54#define	ATH_MGMT_TXBUF		32
55
56/*
57 * 802.11n requires more TX and RX buffers to do AMPDU.
58 */
59#ifdef	ATH_ENABLE_11N
60#define	ATH_TXBUF	512
61#define	ATH_RXBUF	512
62#endif
63
64#ifndef ATH_RXBUF
65#define	ATH_RXBUF	40		/* number of RX buffers */
66#endif
67#ifndef ATH_TXBUF
68#define	ATH_TXBUF	200		/* number of TX buffers */
69#endif
70#define	ATH_BCBUF	4		/* number of beacon buffers */
71
72#define	ATH_TXDESC	10		/* number of descriptors per buffer */
73#define	ATH_TXMAXTRY	11		/* max number of transmit attempts */
74#define	ATH_TXMGTTRY	4		/* xmit attempts for mgt/ctl frames */
75#define	ATH_TXINTR_PERIOD 5		/* max number of batched tx descriptors */
76
77#define	ATH_BEACON_AIFS_DEFAULT	 1	/* default aifs for ap beacon q */
78#define	ATH_BEACON_CWMIN_DEFAULT 0	/* default cwmin for ap beacon q */
79#define	ATH_BEACON_CWMAX_DEFAULT 0	/* default cwmax for ap beacon q */
80
81/*
82 * The key cache is used for h/w cipher state and also for
83 * tracking station state such as the current tx antenna.
84 * We also setup a mapping table between key cache slot indices
85 * and station state to short-circuit node lookups on rx.
86 * Different parts have different size key caches.  We handle
87 * up to ATH_KEYMAX entries (could dynamically allocate state).
88 */
89#define	ATH_KEYMAX	128		/* max key cache size we handle */
90#define	ATH_KEYBYTES	(ATH_KEYMAX/NBBY)	/* storage space in bytes */
91
92struct taskqueue;
93struct kthread;
94struct ath_buf;
95
96#define	ATH_TID_MAX_BUFS	(2 * IEEE80211_AGGR_BAWMAX)
97
98/*
99 * Per-TID state
100 *
101 * Note that TID 16 (WME_NUM_TID+1) is for handling non-QoS frames.
102 */
103struct ath_tid {
104	TAILQ_HEAD(,ath_buf)	tid_q;		/* pending buffers */
105	u_int			axq_depth;	/* SW queue depth */
106	char			axq_name[48];	/* lock name */
107	struct ath_node		*an;		/* pointer to parent */
108	int			tid;		/* tid */
109	int			ac;		/* which AC gets this trafic */
110	int			hwq_depth;	/* how many buffers are on HW */
111
112	struct {
113		TAILQ_HEAD(,ath_buf)	tid_q;		/* filtered queue */
114		u_int			axq_depth;	/* SW queue depth */
115		char			axq_name[48];	/* lock name */
116	} filtq;
117
118	/*
119	 * Entry on the ath_txq; when there's traffic
120	 * to send
121	 */
122	TAILQ_ENTRY(ath_tid)	axq_qelem;
123	int			sched;
124	int			paused;	/* >0 if the TID has been paused */
125
126	/*
127	 * These are flags - perhaps later collapse
128	 * down to a single uint32_t ?
129	 */
130	int			addba_tx_pending;	/* TX ADDBA pending */
131	int			bar_wait;	/* waiting for BAR */
132	int			bar_tx;		/* BAR TXed */
133	int			isfiltered;	/* is this node currently filtered */
134	int			clrdmask;	/* has clrdmask been set */
135
136	/*
137	 * Is the TID being cleaned up after a transition
138	 * from aggregation to non-aggregation?
139	 * When this is set to 1, this TID will be paused
140	 * and no further traffic will be queued until all
141	 * the hardware packets pending for this TID have been
142	 * TXed/completed; at which point (non-aggregation)
143	 * traffic will resume being TXed.
144	 */
145	int			cleanup_inprogress;
146	/*
147	 * How many hardware-queued packets are
148	 * waiting to be cleaned up.
149	 * This is only valid if cleanup_inprogress is 1.
150	 */
151	int			incomp;
152
153	/*
154	 * The following implements a ring representing
155	 * the frames in the current BAW.
156	 * To avoid copying the array content each time
157	 * the BAW is moved, the baw_head/baw_tail point
158	 * to the current BAW begin/end; when the BAW is
159	 * shifted the head/tail of the array are also
160	 * appropriately shifted.
161	 */
162	/* active tx buffers, beginning at current BAW */
163	struct ath_buf		*tx_buf[ATH_TID_MAX_BUFS];
164	/* where the baw head is in the array */
165	int			baw_head;
166	/* where the BAW tail is in the array */
167	int			baw_tail;
168};
169
170/* driver-specific node state */
171struct ath_node {
172	struct ieee80211_node an_node;	/* base class */
173	u_int8_t	an_mgmtrix;	/* min h/w rate index */
174	u_int8_t	an_mcastrix;	/* mcast h/w rate index */
175	uint32_t	an_is_powersave;	/* node is sleeping */
176	uint32_t	an_stack_psq;		/* net80211 psq isn't empty */
177	uint32_t	an_tim_set;		/* TIM has been set */
178	struct ath_buf	*an_ff_buf[WME_NUM_AC]; /* ff staging area */
179	struct ath_tid	an_tid[IEEE80211_TID_SIZE];	/* per-TID state */
180	char		an_name[32];	/* eg "wlan0_a1" */
181	struct mtx	an_mtx;		/* protecting the ath_node state */
182	uint32_t	an_swq_depth;	/* how many SWQ packets for this
183					   node */
184	/* variable-length rate control state follows */
185};
186#define	ATH_NODE(ni)	((struct ath_node *)(ni))
187#define	ATH_NODE_CONST(ni)	((const struct ath_node *)(ni))
188
189#define ATH_RSSI_LPF_LEN	10
190#define ATH_RSSI_DUMMY_MARKER	0x127
191#define ATH_EP_MUL(x, mul)	((x) * (mul))
192#define ATH_RSSI_IN(x)		(ATH_EP_MUL((x), HAL_RSSI_EP_MULTIPLIER))
193#define ATH_LPF_RSSI(x, y, len) \
194    ((x != ATH_RSSI_DUMMY_MARKER) ? (((x) * ((len) - 1) + (y)) / (len)) : (y))
195#define ATH_RSSI_LPF(x, y) do {						\
196    if ((y) >= -20)							\
197    	x = ATH_LPF_RSSI((x), ATH_RSSI_IN((y)), ATH_RSSI_LPF_LEN);	\
198} while (0)
199#define	ATH_EP_RND(x,mul) \
200	((((x)%(mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul))
201#define	ATH_RSSI(x)		ATH_EP_RND(x, HAL_RSSI_EP_MULTIPLIER)
202
203typedef enum {
204	ATH_BUFTYPE_NORMAL	= 0,
205	ATH_BUFTYPE_MGMT	= 1,
206} ath_buf_type_t;
207
208struct ath_buf {
209	TAILQ_ENTRY(ath_buf)	bf_list;
210	struct ath_buf *	bf_next;	/* next buffer in the aggregate */
211	int			bf_nseg;
212	HAL_STATUS		bf_rxstatus;
213	uint16_t		bf_flags;	/* status flags (below) */
214	uint16_t		bf_descid;	/* 16 bit descriptor ID */
215	struct ath_desc		*bf_desc;	/* virtual addr of desc */
216	struct ath_desc_status	bf_status;	/* tx/rx status */
217	bus_addr_t		bf_daddr;	/* physical addr of desc */
218	bus_dmamap_t		bf_dmamap;	/* DMA map for mbuf chain */
219	struct mbuf		*bf_m;		/* mbuf for buf */
220	struct ieee80211_node	*bf_node;	/* pointer to the node */
221	struct ath_desc		*bf_lastds;	/* last descriptor for comp status */
222	struct ath_buf		*bf_last;	/* last buffer in aggregate, or self for non-aggregate */
223	bus_size_t		bf_mapsize;
224#define	ATH_MAX_SCATTER		ATH_TXDESC	/* max(tx,rx,beacon) desc's */
225	bus_dma_segment_t	bf_segs[ATH_MAX_SCATTER];
226
227	/* Completion function to call on TX complete (fail or not) */
228	/*
229	 * "fail" here is set to 1 if the queue entries were removed
230	 * through a call to ath_tx_draintxq().
231	 */
232	void(* bf_comp) (struct ath_softc *sc, struct ath_buf *bf, int fail);
233
234	/* This state is kept to support software retries and aggregation */
235	struct {
236		uint16_t bfs_seqno;	/* sequence number of this packet */
237		uint16_t bfs_ndelim;	/* number of delims for padding */
238
239		uint8_t bfs_retries;	/* retry count */
240		uint8_t bfs_tid;	/* packet TID (or TID_MAX for no QoS) */
241		uint8_t bfs_nframes;	/* number of frames in aggregate */
242		uint8_t bfs_pri;	/* packet AC priority */
243
244		struct ath_txq *bfs_txq;	/* eventual dest hardware TXQ */
245
246		u_int32_t bfs_aggr:1,		/* part of aggregate? */
247		    bfs_aggrburst:1,	/* part of aggregate burst? */
248		    bfs_isretried:1,	/* retried frame? */
249		    bfs_dobaw:1,	/* actually check against BAW? */
250		    bfs_addedbaw:1,	/* has been added to the BAW */
251		    bfs_shpream:1,	/* use short preamble */
252		    bfs_istxfrag:1,	/* is fragmented */
253		    bfs_ismrr:1,	/* do multi-rate TX retry */
254		    bfs_doprot:1,	/* do RTS/CTS based protection */
255		    bfs_doratelookup:1;	/* do rate lookup before each TX */
256
257		/*
258		 * These fields are passed into the
259		 * descriptor setup functions.
260		 */
261
262		/* Make this an 8 bit value? */
263		HAL_PKT_TYPE bfs_atype;	/* packet type */
264
265		uint32_t bfs_pktlen;	/* length of this packet */
266
267		uint16_t bfs_hdrlen;	/* length of this packet header */
268		uint16_t bfs_al;	/* length of aggregate */
269
270		uint16_t bfs_txflags;	/* HAL (tx) descriptor flags */
271		uint8_t bfs_txrate0;	/* first TX rate */
272		uint8_t bfs_try0;		/* first try count */
273
274		uint16_t bfs_txpower;	/* tx power */
275		uint8_t bfs_ctsrate0;	/* Non-zero - use this as ctsrate */
276		uint8_t bfs_ctsrate;	/* CTS rate */
277
278		/* 16 bit? */
279		int32_t bfs_keyix;		/* crypto key index */
280		int32_t bfs_txantenna;	/* TX antenna config */
281
282		/* Make this an 8 bit value? */
283		enum ieee80211_protmode bfs_protmode;
284
285		/* 16 bit? */
286		uint32_t bfs_ctsduration;	/* CTS duration (pre-11n NICs) */
287		struct ath_rc_series bfs_rc[ATH_RC_NUM];	/* non-11n TX series */
288	} bf_state;
289};
290typedef TAILQ_HEAD(ath_bufhead_s, ath_buf) ath_bufhead;
291
292#define	ATH_BUF_MGMT	0x00000001	/* (tx) desc is a mgmt desc */
293#define	ATH_BUF_BUSY	0x00000002	/* (tx) desc owned by h/w */
294
295/*
296 * DMA state for tx/rx descriptors.
297 */
298struct ath_descdma {
299	const char*		dd_name;
300	struct ath_desc		*dd_desc;	/* descriptors */
301	int			dd_descsize;	/* size of single descriptor */
302	bus_addr_t		dd_desc_paddr;	/* physical addr of dd_desc */
303	bus_size_t		dd_desc_len;	/* size of dd_desc */
304	bus_dma_segment_t	dd_dseg;
305	bus_dma_tag_t		dd_dmat;	/* bus DMA tag */
306	bus_dmamap_t		dd_dmamap;	/* DMA map for descriptors */
307	struct ath_buf		*dd_bufptr;	/* associated buffers */
308};
309
310/*
311 * Data transmit queue state.  One of these exists for each
312 * hardware transmit queue.  Packets sent to us from above
313 * are assigned to queues based on their priority.  Not all
314 * devices support a complete set of hardware transmit queues.
315 * For those devices the array sc_ac2q will map multiple
316 * priorities to fewer hardware queues (typically all to one
317 * hardware queue).
318 */
319struct ath_txq {
320	struct ath_softc	*axq_softc;	/* Needed for scheduling */
321	u_int			axq_qnum;	/* hardware q number */
322#define	ATH_TXQ_SWQ	(HAL_NUM_TX_QUEUES+1)	/* qnum for s/w only queue */
323	u_int			axq_ac;		/* WME AC */
324	u_int			axq_flags;
325#define	ATH_TXQ_PUTPENDING	0x0001		/* ath_hal_puttxbuf pending */
326	u_int			axq_depth;	/* queue depth (stat only) */
327	u_int			axq_aggr_depth;	/* how many aggregates are queued */
328	u_int			axq_fifo_depth;	/* depth of FIFO frames */
329	u_int			axq_intrcnt;	/* interrupt count */
330	u_int32_t		*axq_link;	/* link ptr in last TX desc */
331	TAILQ_HEAD(axq_q_s, ath_buf)	axq_q;		/* transmit queue */
332	struct mtx		axq_lock;	/* lock on q and link */
333	char			axq_name[12];	/* e.g. "ath0_txq4" */
334
335	/* Per-TID traffic queue for software -> hardware TX */
336	TAILQ_HEAD(axq_t_s,ath_tid)	axq_tidq;
337};
338
339#define	ATH_NODE_LOCK(_an)		mtx_lock(&(_an)->an_mtx)
340#define	ATH_NODE_UNLOCK(_an)		mtx_unlock(&(_an)->an_mtx)
341#define	ATH_NODE_LOCK_ASSERT(_an)	mtx_assert(&(_an)->an_mtx, MA_OWNED)
342#define	ATH_NODE_UNLOCK_ASSERT(_an)	mtx_assert(&(_an)->an_mtx,	\
343					    MA_NOTOWNED)
344
345#define	ATH_TXQ_LOCK_INIT(_sc, _tq) do { \
346	snprintf((_tq)->axq_name, sizeof((_tq)->axq_name), "%s_txq%u", \
347		device_get_nameunit((_sc)->sc_dev), (_tq)->axq_qnum); \
348	mtx_init(&(_tq)->axq_lock, (_tq)->axq_name, NULL, MTX_DEF); \
349} while (0)
350#define	ATH_TXQ_LOCK_DESTROY(_tq)	mtx_destroy(&(_tq)->axq_lock)
351#define	ATH_TXQ_LOCK(_tq)		mtx_lock(&(_tq)->axq_lock)
352#define	ATH_TXQ_UNLOCK(_tq)		mtx_unlock(&(_tq)->axq_lock)
353#define	ATH_TXQ_LOCK_ASSERT(_tq)	\
354	    mtx_assert(&(_tq)->axq_lock, MA_OWNED)
355#define	ATH_TXQ_UNLOCK_ASSERT(_tq)	\
356	    mtx_assert(&(_tq)->axq_lock, MA_NOTOWNED)
357#define	ATH_TXQ_IS_LOCKED(_tq)		mtx_owned(&(_tq)->axq_lock)
358
359#define	ATH_TID_LOCK_ASSERT(_sc, _tid)	\
360	    ATH_TXQ_LOCK_ASSERT((_sc)->sc_ac2q[(_tid)->ac])
361#define	ATH_TID_UNLOCK_ASSERT(_sc, _tid)	\
362	    ATH_TXQ_UNLOCK_ASSERT((_sc)->sc_ac2q[(_tid)->ac])
363
364/*
365 * These are for the hardware queue.
366 */
367#define ATH_TXQ_INSERT_HEAD(_tq, _elm, _field) do { \
368	TAILQ_INSERT_HEAD(&(_tq)->axq_q, (_elm), _field); \
369	(_tq)->axq_depth++; \
370} while (0)
371#define ATH_TXQ_INSERT_TAIL(_tq, _elm, _field) do { \
372	TAILQ_INSERT_TAIL(&(_tq)->axq_q, (_elm), _field); \
373	(_tq)->axq_depth++; \
374} while (0)
375#define ATH_TXQ_REMOVE(_tq, _elm, _field) do { \
376	TAILQ_REMOVE(&(_tq)->axq_q, _elm, _field); \
377	(_tq)->axq_depth--; \
378} while (0)
379#define	ATH_TXQ_FIRST(_tq)		TAILQ_FIRST(&(_tq)->axq_q)
380#define	ATH_TXQ_LAST(_tq, _field)	TAILQ_LAST(&(_tq)->axq_q, _field)
381
382/*
383 * These are for the TID software queue.
384 */
385#define ATH_TID_INSERT_HEAD(_tq, _elm, _field) do { \
386	TAILQ_INSERT_HEAD(&(_tq)->tid_q, (_elm), _field); \
387	(_tq)->axq_depth++; \
388	atomic_add_rel_32( &((_tq)->an)->an_swq_depth, 1); \
389} while (0)
390#define ATH_TID_INSERT_TAIL(_tq, _elm, _field) do { \
391	TAILQ_INSERT_TAIL(&(_tq)->tid_q, (_elm), _field); \
392	(_tq)->axq_depth++; \
393	atomic_add_rel_32( &((_tq)->an)->an_swq_depth, 1); \
394} while (0)
395#define ATH_TID_REMOVE(_tq, _elm, _field) do { \
396	TAILQ_REMOVE(&(_tq)->tid_q, _elm, _field); \
397	(_tq)->axq_depth--; \
398	atomic_subtract_rel_32( &((_tq)->an)->an_swq_depth, 1); \
399} while (0)
400#define	ATH_TID_FIRST(_tq)		TAILQ_FIRST(&(_tq)->tid_q)
401#define	ATH_TID_LAST(_tq, _field)	TAILQ_LAST(&(_tq)->tid_q, _field)
402
403/*
404 * These are for the TID filtered frame queue
405 */
406#define ATH_TID_FILT_INSERT_HEAD(_tq, _elm, _field) do { \
407	TAILQ_INSERT_HEAD(&(_tq)->filtq.tid_q, (_elm), _field); \
408	(_tq)->axq_depth++; \
409	atomic_add_rel_32( &((_tq)->an)->an_swq_depth, 1); \
410} while (0)
411#define ATH_TID_FILT_INSERT_TAIL(_tq, _elm, _field) do { \
412	TAILQ_INSERT_TAIL(&(_tq)->filtq.tid_q, (_elm), _field); \
413	(_tq)->axq_depth++; \
414	atomic_add_rel_32( &((_tq)->an)->an_swq_depth, 1); \
415} while (0)
416#define ATH_TID_FILT_REMOVE(_tq, _elm, _field) do { \
417	TAILQ_REMOVE(&(_tq)->filtq.tid_q, _elm, _field); \
418	(_tq)->axq_depth--; \
419	atomic_subtract_rel_32( &((_tq)->an)->an_swq_depth, 1); \
420} while (0)
421#define	ATH_TID_FILT_FIRST(_tq)		TAILQ_FIRST(&(_tq)->filtq.tid_q)
422#define	ATH_TID_FILT_LAST(_tq, _field)	TAILQ_LAST(&(_tq)->filtq.tid_q,_field)
423
424struct ath_vap {
425	struct ieee80211vap av_vap;	/* base class */
426	int		av_bslot;	/* beacon slot index */
427	struct ath_buf	*av_bcbuf;	/* beacon buffer */
428	struct ieee80211_beacon_offsets av_boff;/* dynamic update state */
429	struct ath_txq	av_mcastq;	/* buffered mcast s/w queue */
430
431	void		(*av_recv_mgmt)(struct ieee80211_node *,
432				struct mbuf *, int, int, int);
433	int		(*av_newstate)(struct ieee80211vap *,
434				enum ieee80211_state, int);
435	void		(*av_bmiss)(struct ieee80211vap *);
436	void		(*av_node_ps)(struct ieee80211_node *, int);
437	int		(*av_set_tim)(struct ieee80211_node *, int);
438};
439#define	ATH_VAP(vap)	((struct ath_vap *)(vap))
440
441struct taskqueue;
442struct ath_tx99;
443
444/*
445 * Whether to reset the TX/RX queue with or without
446 * a queue flush.
447 */
448typedef enum {
449	ATH_RESET_DEFAULT = 0,
450	ATH_RESET_NOLOSS = 1,
451	ATH_RESET_FULL = 2,
452} ATH_RESET_TYPE;
453
454struct ath_rx_methods {
455	void		(*recv_stop)(struct ath_softc *sc, int dodelay);
456	int		(*recv_start)(struct ath_softc *sc);
457	void		(*recv_flush)(struct ath_softc *sc);
458	void		(*recv_tasklet)(void *arg, int npending);
459	int		(*recv_rxbuf_init)(struct ath_softc *sc,
460			    struct ath_buf *bf);
461	int		(*recv_setup)(struct ath_softc *sc);
462	int		(*recv_teardown)(struct ath_softc *sc);
463};
464
465/*
466 * Represent the current state of the RX FIFO.
467 */
468struct ath_rx_edma {
469	struct ath_buf	**m_fifo;
470	int		m_fifolen;
471	int		m_fifo_head;
472	int		m_fifo_tail;
473	int		m_fifo_depth;
474	struct mbuf	*m_rxpending;
475};
476
477struct ath_tx_edma_fifo {
478	struct ath_buf	**m_fifo;
479	int		m_fifolen;
480	int		m_fifo_head;
481	int		m_fifo_tail;
482	int		m_fifo_depth;
483};
484
485struct ath_tx_methods {
486	int		(*xmit_setup)(struct ath_softc *sc);
487	int		(*xmit_teardown)(struct ath_softc *sc);
488	void		(*xmit_attach_comp_func)(struct ath_softc *sc);
489
490	void		(*xmit_dma_restart)(struct ath_softc *sc,
491			    struct ath_txq *txq);
492	void		(*xmit_handoff)(struct ath_softc *sc,
493			    struct ath_txq *txq, struct ath_buf *bf);
494	void		(*xmit_drain)(struct ath_softc *sc,
495			    ATH_RESET_TYPE reset_type);
496};
497
498struct ath_softc {
499	struct ifnet		*sc_ifp;	/* interface common */
500	struct ath_stats	sc_stats;	/* interface statistics */
501	struct ath_tx_aggr_stats	sc_aggr_stats;
502	struct ath_intr_stats	sc_intr_stats;
503	uint64_t		sc_debug;
504	uint64_t		sc_ktrdebug;
505	int			sc_nvaps;	/* # vaps */
506	int			sc_nstavaps;	/* # station vaps */
507	int			sc_nmeshvaps;	/* # mbss vaps */
508	u_int8_t		sc_hwbssidmask[IEEE80211_ADDR_LEN];
509	u_int8_t		sc_nbssid0;	/* # vap's using base mac */
510	uint32_t		sc_bssidmask;	/* bssid mask */
511
512	struct ath_rx_methods	sc_rx;
513	struct ath_rx_edma	sc_rxedma[HAL_NUM_RX_QUEUES];	/* HP/LP queues */
514	struct ath_tx_methods	sc_tx;
515	struct ath_tx_edma_fifo	sc_txedma[HAL_NUM_TX_QUEUES];
516
517	int			sc_rx_statuslen;
518	int			sc_tx_desclen;
519	int			sc_tx_statuslen;
520	int			sc_tx_nmaps;	/* Number of TX maps */
521	int			sc_edma_bufsize;
522
523	void 			(*sc_node_cleanup)(struct ieee80211_node *);
524	void 			(*sc_node_free)(struct ieee80211_node *);
525	device_t		sc_dev;
526	HAL_BUS_TAG		sc_st;		/* bus space tag */
527	HAL_BUS_HANDLE		sc_sh;		/* bus space handle */
528	bus_dma_tag_t		sc_dmat;	/* bus DMA tag */
529	struct mtx		sc_mtx;		/* master lock (recursive) */
530	struct mtx		sc_pcu_mtx;	/* PCU access mutex */
531	char			sc_pcu_mtx_name[32];
532	struct mtx		sc_rx_mtx;	/* RX access mutex */
533	char			sc_rx_mtx_name[32];
534	struct mtx		sc_tx_mtx;	/* TX access mutex */
535	char			sc_tx_mtx_name[32];
536	struct taskqueue	*sc_tq;		/* private task queue */
537	struct ath_hal		*sc_ah;		/* Atheros HAL */
538	struct ath_ratectrl	*sc_rc;		/* tx rate control support */
539	struct ath_tx99		*sc_tx99;	/* tx99 adjunct state */
540	void			(*sc_setdefantenna)(struct ath_softc *, u_int);
541	unsigned int		sc_invalid  : 1,/* disable hardware accesses */
542				sc_mrretry  : 1,/* multi-rate retry support */
543				sc_mrrprot  : 1,/* MRR + protection support */
544				sc_softled  : 1,/* enable LED gpio status */
545				sc_hardled  : 1,/* enable MAC LED status */
546				sc_splitmic : 1,/* split TKIP MIC keys */
547				sc_needmib  : 1,/* enable MIB stats intr */
548				sc_diversity: 1,/* enable rx diversity */
549				sc_hasveol  : 1,/* tx VEOL support */
550				sc_ledstate : 1,/* LED on/off state */
551				sc_blinking : 1,/* LED blink operation active */
552				sc_mcastkey : 1,/* mcast key cache search */
553				sc_scanning : 1,/* scanning active */
554				sc_syncbeacon:1,/* sync/resync beacon timers */
555				sc_hasclrkey: 1,/* CLR key supported */
556				sc_xchanmode: 1,/* extended channel mode */
557				sc_outdoor  : 1,/* outdoor operation */
558				sc_dturbo   : 1,/* dynamic turbo in use */
559				sc_hasbmask : 1,/* bssid mask support */
560				sc_hasbmatch: 1,/* bssid match disable support*/
561				sc_hastsfadd: 1,/* tsf adjust support */
562				sc_beacons  : 1,/* beacons running */
563				sc_swbmiss  : 1,/* sta mode using sw bmiss */
564				sc_stagbeacons:1,/* use staggered beacons */
565				sc_wmetkipmic:1,/* can do WME+TKIP MIC */
566				sc_resume_up: 1,/* on resume, start all vaps */
567				sc_tdma	    : 1,/* TDMA in use */
568				sc_setcca   : 1,/* set/clr CCA with TDMA */
569				sc_resetcal : 1,/* reset cal state next trip */
570				sc_rxslink  : 1,/* do self-linked final descriptor */
571				sc_rxtsf32  : 1,/* RX dec TSF is 32 bits */
572				sc_isedma   : 1;/* supports EDMA */
573	uint32_t		sc_eerd;	/* regdomain from EEPROM */
574	uint32_t		sc_eecc;	/* country code from EEPROM */
575						/* rate tables */
576	const HAL_RATE_TABLE	*sc_rates[IEEE80211_MODE_MAX];
577	const HAL_RATE_TABLE	*sc_currates;	/* current rate table */
578	enum ieee80211_phymode	sc_curmode;	/* current phy mode */
579	HAL_OPMODE		sc_opmode;	/* current operating mode */
580	u_int16_t		sc_curtxpow;	/* current tx power limit */
581	u_int16_t		sc_curaid;	/* current association id */
582	struct ieee80211_channel *sc_curchan;	/* current installed channel */
583	u_int8_t		sc_curbssid[IEEE80211_ADDR_LEN];
584	u_int8_t		sc_rixmap[256];	/* IEEE to h/w rate table ix */
585	struct {
586		u_int8_t	ieeerate;	/* IEEE rate */
587		u_int8_t	rxflags;	/* radiotap rx flags */
588		u_int8_t	txflags;	/* radiotap tx flags */
589		u_int16_t	ledon;		/* softled on time */
590		u_int16_t	ledoff;		/* softled off time */
591	} sc_hwmap[32];				/* h/w rate ix mappings */
592	u_int8_t		sc_protrix;	/* protection rate index */
593	u_int8_t		sc_lastdatarix;	/* last data frame rate index */
594	u_int			sc_mcastrate;	/* ieee rate for mcastrateix */
595	u_int			sc_fftxqmin;	/* min frames before staging */
596	u_int			sc_fftxqmax;	/* max frames before drop */
597	u_int			sc_txantenna;	/* tx antenna (fixed or auto) */
598
599	HAL_INT			sc_imask;	/* interrupt mask copy */
600
601	/*
602	 * These are modified in the interrupt handler as well as
603	 * the task queues and other contexts. Thus these must be
604	 * protected by a mutex, or they could clash.
605	 *
606	 * For now, access to these is behind the ATH_LOCK,
607	 * just to save time.
608	 */
609	uint32_t		sc_txq_active;	/* bitmap of active TXQs */
610	uint32_t		sc_kickpcu;	/* whether to kick the PCU */
611	uint32_t		sc_rxproc_cnt;	/* In RX processing */
612	uint32_t		sc_txproc_cnt;	/* In TX processing */
613	uint32_t		sc_txstart_cnt;	/* In TX output (raw/start) */
614	uint32_t		sc_inreset_cnt;	/* In active reset/chanchange */
615	uint32_t		sc_txrx_cnt;	/* refcount on stop/start'ing TX */
616	uint32_t		sc_intr_cnt;	/* refcount on interrupt handling */
617
618	u_int			sc_keymax;	/* size of key cache */
619	u_int8_t		sc_keymap[ATH_KEYBYTES];/* key use bit map */
620
621	/*
622	 * Software based LED blinking
623	 */
624	u_int			sc_ledpin;	/* GPIO pin for driving LED */
625	u_int			sc_ledon;	/* pin setting for LED on */
626	u_int			sc_ledidle;	/* idle polling interval */
627	int			sc_ledevent;	/* time of last LED event */
628	u_int8_t		sc_txrix;	/* current tx rate for LED */
629	u_int16_t		sc_ledoff;	/* off time for current blink */
630	struct callout		sc_ledtimer;	/* led off timer */
631
632	/*
633	 * Hardware based LED blinking
634	 */
635	int			sc_led_pwr_pin;	/* MAC power LED GPIO pin */
636	int			sc_led_net_pin;	/* MAC network LED GPIO pin */
637
638	u_int			sc_rfsilentpin;	/* GPIO pin for rfkill int */
639	u_int			sc_rfsilentpol;	/* pin setting for rfkill on */
640
641	struct ath_descdma	sc_rxdma;	/* RX descriptors */
642	ath_bufhead		sc_rxbuf;	/* receive buffer */
643	u_int32_t		*sc_rxlink;	/* link ptr in last RX desc */
644	struct task		sc_rxtask;	/* rx int processing */
645	u_int8_t		sc_defant;	/* current default antenna */
646	u_int8_t		sc_rxotherant;	/* rx's on non-default antenna*/
647	u_int64_t		sc_lastrx;	/* tsf at last rx'd frame */
648	struct ath_rx_status	*sc_lastrs;	/* h/w status of last rx */
649	struct ath_rx_radiotap_header sc_rx_th;
650	int			sc_rx_th_len;
651	u_int			sc_monpass;	/* frames to pass in mon.mode */
652
653	struct ath_descdma	sc_txdma;	/* TX descriptors */
654	uint16_t		sc_txbuf_descid;
655	ath_bufhead		sc_txbuf;	/* transmit buffer */
656	int			sc_txbuf_cnt;	/* how many buffers avail */
657	struct ath_descdma	sc_txdma_mgmt;	/* mgmt TX descriptors */
658	ath_bufhead		sc_txbuf_mgmt;	/* mgmt transmit buffer */
659	struct ath_descdma	sc_txsdma;	/* EDMA TX status desc's */
660	struct mtx		sc_txbuflock;	/* txbuf lock */
661	char			sc_txname[12];	/* e.g. "ath0_buf" */
662	u_int			sc_txqsetup;	/* h/w queues setup */
663	u_int			sc_txintrperiod;/* tx interrupt batching */
664	struct ath_txq		sc_txq[HAL_NUM_TX_QUEUES];
665	struct ath_txq		*sc_ac2q[5];	/* WME AC -> h/w q map */
666	struct task		sc_txtask;	/* tx int processing */
667	struct task		sc_txqtask;	/* tx proc processing */
668
669	struct ath_descdma	sc_txcompdma;	/* TX EDMA completion */
670	struct mtx		sc_txcomplock;	/* TX EDMA completion lock */
671	char			sc_txcompname[12];	/* eg ath0_txcomp */
672
673	int			sc_wd_timer;	/* count down for wd timer */
674	struct callout		sc_wd_ch;	/* tx watchdog timer */
675	struct ath_tx_radiotap_header sc_tx_th;
676	int			sc_tx_th_len;
677
678	struct ath_descdma	sc_bdma;	/* beacon descriptors */
679	ath_bufhead		sc_bbuf;	/* beacon buffers */
680	u_int			sc_bhalq;	/* HAL q for outgoing beacons */
681	u_int			sc_bmisscount;	/* missed beacon transmits */
682	u_int32_t		sc_ant_tx[8];	/* recent tx frames/antenna */
683	struct ath_txq		*sc_cabq;	/* tx q for cab frames */
684	struct task		sc_bmisstask;	/* bmiss int processing */
685	struct task		sc_bstucktask;	/* stuck beacon processing */
686	struct task		sc_resettask;	/* interface reset task */
687	struct task		sc_fataltask;	/* fatal task */
688	enum {
689		OK,				/* no change needed */
690		UPDATE,				/* update pending */
691		COMMIT				/* beacon sent, commit change */
692	} sc_updateslot;			/* slot time update fsm */
693	int			sc_slotupdate;	/* slot to advance fsm */
694	struct ieee80211vap	*sc_bslot[ATH_BCBUF];
695	int			sc_nbcnvaps;	/* # vaps with beacons */
696
697	struct callout		sc_cal_ch;	/* callout handle for cals */
698	int			sc_lastlongcal;	/* last long cal completed */
699	int			sc_lastcalreset;/* last cal reset done */
700	int			sc_lastani;	/* last ANI poll */
701	int			sc_lastshortcal;	/* last short calibration */
702	HAL_BOOL		sc_doresetcal;	/* Yes, we're doing a reset cal atm */
703	HAL_NODE_STATS		sc_halstats;	/* station-mode rssi stats */
704	u_int			sc_tdmadbaprep;	/* TDMA DBA prep time */
705	u_int			sc_tdmaswbaprep;/* TDMA SWBA prep time */
706	u_int			sc_tdmaswba;	/* TDMA SWBA counter */
707	u_int32_t		sc_tdmabintval;	/* TDMA beacon interval (TU) */
708	u_int32_t		sc_tdmaguard;	/* TDMA guard time (usec) */
709	u_int			sc_tdmaslotlen;	/* TDMA slot length (usec) */
710	u_int32_t		sc_avgtsfdeltap;/* TDMA slot adjust (+) */
711	u_int32_t		sc_avgtsfdeltam;/* TDMA slot adjust (-) */
712	uint16_t		*sc_eepromdata;	/* Local eeprom data, if AR9100 */
713	int			sc_txchainmask;	/* currently configured TX chainmask */
714	int			sc_rxchainmask;	/* currently configured RX chainmask */
715	int			sc_rts_aggr_limit;	/* TX limit on RTS aggregates */
716
717	/* Queue limits */
718
719	/*
720	 * To avoid queue starvation in congested conditions,
721	 * these parameters tune the maximum number of frames
722	 * queued to the data/mcastq before they're dropped.
723	 *
724	 * This is to prevent:
725	 * + a single destination overwhelming everything, including
726	 *   management/multicast frames;
727	 * + multicast frames overwhelming everything (when the
728	 *   air is sufficiently busy that cabq can't drain.)
729	 *
730	 * These implement:
731	 * + data_minfree is the maximum number of free buffers
732	 *   overall to successfully allow a data frame.
733	 *
734	 * + mcastq_maxdepth is the maximum depth allowed of the cabq.
735	 */
736	int			sc_txq_data_minfree;
737	int			sc_txq_mcastq_maxdepth;
738
739	/*
740	 * Aggregation twiddles
741	 *
742	 * hwq_limit:	how busy to keep the hardware queue - don't schedule
743	 *		further packets to the hardware, regardless of the TID
744	 * tid_hwq_lo:	how low the per-TID hwq count has to be before the
745	 *		TID will be scheduled again
746	 * tid_hwq_hi:	how many frames to queue to the HWQ before the TID
747	 *		stops being scheduled.
748	 */
749	int			sc_hwq_limit;
750	int			sc_tid_hwq_lo;
751	int			sc_tid_hwq_hi;
752
753	/* DFS related state */
754	void			*sc_dfs;	/* Used by an optional DFS module */
755	int			sc_dodfs;	/* Whether to enable DFS rx filter bits */
756	struct task		sc_dfstask;	/* DFS processing task */
757
758	/* TX AMPDU handling */
759	int			(*sc_addba_request)(struct ieee80211_node *,
760				    struct ieee80211_tx_ampdu *, int, int, int);
761	int			(*sc_addba_response)(struct ieee80211_node *,
762				    struct ieee80211_tx_ampdu *, int, int, int);
763	void			(*sc_addba_stop)(struct ieee80211_node *,
764				    struct ieee80211_tx_ampdu *);
765	void			(*sc_addba_response_timeout)
766				    (struct ieee80211_node *,
767				    struct ieee80211_tx_ampdu *);
768	void			(*sc_bar_response)(struct ieee80211_node *ni,
769				    struct ieee80211_tx_ampdu *tap,
770				    int status);
771};
772
773#define	ATH_LOCK_INIT(_sc) \
774	mtx_init(&(_sc)->sc_mtx, device_get_nameunit((_sc)->sc_dev), \
775		 NULL, MTX_DEF | MTX_RECURSE)
776#define	ATH_LOCK_DESTROY(_sc)	mtx_destroy(&(_sc)->sc_mtx)
777#define	ATH_LOCK(_sc)		mtx_lock(&(_sc)->sc_mtx)
778#define	ATH_UNLOCK(_sc)		mtx_unlock(&(_sc)->sc_mtx)
779#define	ATH_LOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sc_mtx, MA_OWNED)
780#define	ATH_UNLOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sc_mtx, MA_NOTOWNED)
781
782/*
783 * The TX lock is non-reentrant and serialises the TX send operations.
784 * (ath_start(), ath_raw_xmit().)  It doesn't yet serialise the TX
785 * completion operations; thus it can't be used (yet!) to protect
786 * hardware / software TXQ operations.
787 */
788#define	ATH_TX_LOCK_INIT(_sc) do {\
789	snprintf((_sc)->sc_tx_mtx_name,				\
790	    sizeof((_sc)->sc_tx_mtx_name),				\
791	    "%s TX lock",						\
792	    device_get_nameunit((_sc)->sc_dev));			\
793	mtx_init(&(_sc)->sc_tx_mtx, (_sc)->sc_tx_mtx_name,		\
794		 NULL, MTX_DEF);					\
795	} while (0)
796#define	ATH_TX_LOCK_DESTROY(_sc)	mtx_destroy(&(_sc)->sc_tx_mtx)
797#define	ATH_TX_LOCK(_sc)		mtx_lock(&(_sc)->sc_tx_mtx)
798#define	ATH_TX_UNLOCK(_sc)		mtx_unlock(&(_sc)->sc_tx_mtx)
799#define	ATH_TX_LOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sc_tx_mtx,	\
800		MA_OWNED)
801#define	ATH_TX_UNLOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sc_tx_mtx,	\
802		MA_NOTOWNED)
803
804/*
805 * The PCU lock is non-recursive and should be treated as a spinlock.
806 * Although currently the interrupt code is run in netisr context and
807 * doesn't require this, this may change in the future.
808 * Please keep this in mind when protecting certain code paths
809 * with the PCU lock.
810 *
811 * The PCU lock is used to serialise access to the PCU so things such
812 * as TX, RX, state change (eg channel change), channel reset and updates
813 * from interrupt context (eg kickpcu, txqactive bits) do not clash.
814 *
815 * Although the current single-thread taskqueue mechanism protects the
816 * majority of these situations by simply serialising them, there are
817 * a few others which occur at the same time. These include the TX path
818 * (which only acquires ATH_LOCK when recycling buffers to the free list),
819 * ath_set_channel, the channel scanning API and perhaps quite a bit more.
820 */
821#define	ATH_PCU_LOCK_INIT(_sc) do {\
822	snprintf((_sc)->sc_pcu_mtx_name,				\
823	    sizeof((_sc)->sc_pcu_mtx_name),				\
824	    "%s PCU lock",						\
825	    device_get_nameunit((_sc)->sc_dev));			\
826	mtx_init(&(_sc)->sc_pcu_mtx, (_sc)->sc_pcu_mtx_name,		\
827		 NULL, MTX_DEF);					\
828	} while (0)
829#define	ATH_PCU_LOCK_DESTROY(_sc)	mtx_destroy(&(_sc)->sc_pcu_mtx)
830#define	ATH_PCU_LOCK(_sc)		mtx_lock(&(_sc)->sc_pcu_mtx)
831#define	ATH_PCU_UNLOCK(_sc)		mtx_unlock(&(_sc)->sc_pcu_mtx)
832#define	ATH_PCU_LOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sc_pcu_mtx,	\
833		MA_OWNED)
834#define	ATH_PCU_UNLOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sc_pcu_mtx,	\
835		MA_NOTOWNED)
836
837/*
838 * The RX lock is primarily a(nother) workaround to ensure that the
839 * RX FIFO/list isn't modified by various execution paths.
840 * Even though RX occurs in a single context (the ath taskqueue), the
841 * RX path can be executed via various reset/channel change paths.
842 */
843#define	ATH_RX_LOCK_INIT(_sc) do {\
844	snprintf((_sc)->sc_rx_mtx_name,					\
845	    sizeof((_sc)->sc_rx_mtx_name),				\
846	    "%s RX lock",						\
847	    device_get_nameunit((_sc)->sc_dev));			\
848	mtx_init(&(_sc)->sc_rx_mtx, (_sc)->sc_rx_mtx_name,		\
849		 NULL, MTX_DEF);					\
850	} while (0)
851#define	ATH_RX_LOCK_DESTROY(_sc)	mtx_destroy(&(_sc)->sc_rx_mtx)
852#define	ATH_RX_LOCK(_sc)		mtx_lock(&(_sc)->sc_rx_mtx)
853#define	ATH_RX_UNLOCK(_sc)		mtx_unlock(&(_sc)->sc_rx_mtx)
854#define	ATH_RX_LOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sc_rx_mtx,	\
855		MA_OWNED)
856#define	ATH_RX_UNLOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sc_rx_mtx,	\
857		MA_NOTOWNED)
858
859#define	ATH_TXQ_SETUP(sc, i)	((sc)->sc_txqsetup & (1<<i))
860
861#define	ATH_TXBUF_LOCK_INIT(_sc) do { \
862	snprintf((_sc)->sc_txname, sizeof((_sc)->sc_txname), "%s_buf", \
863		device_get_nameunit((_sc)->sc_dev)); \
864	mtx_init(&(_sc)->sc_txbuflock, (_sc)->sc_txname, NULL, MTX_DEF); \
865} while (0)
866#define	ATH_TXBUF_LOCK_DESTROY(_sc)	mtx_destroy(&(_sc)->sc_txbuflock)
867#define	ATH_TXBUF_LOCK(_sc)		mtx_lock(&(_sc)->sc_txbuflock)
868#define	ATH_TXBUF_UNLOCK(_sc)		mtx_unlock(&(_sc)->sc_txbuflock)
869#define	ATH_TXBUF_LOCK_ASSERT(_sc) \
870	mtx_assert(&(_sc)->sc_txbuflock, MA_OWNED)
871
872#define	ATH_TXSTATUS_LOCK_INIT(_sc) do { \
873	snprintf((_sc)->sc_txcompname, sizeof((_sc)->sc_txcompname), \
874		"%s_buf", \
875		device_get_nameunit((_sc)->sc_dev)); \
876	mtx_init(&(_sc)->sc_txcomplock, (_sc)->sc_txcompname, NULL, \
877		MTX_DEF); \
878} while (0)
879#define	ATH_TXSTATUS_LOCK_DESTROY(_sc)	mtx_destroy(&(_sc)->sc_txcomplock)
880#define	ATH_TXSTATUS_LOCK(_sc)		mtx_lock(&(_sc)->sc_txcomplock)
881#define	ATH_TXSTATUS_UNLOCK(_sc)	mtx_unlock(&(_sc)->sc_txcomplock)
882#define	ATH_TXSTATUS_LOCK_ASSERT(_sc) \
883	mtx_assert(&(_sc)->sc_txcomplock, MA_OWNED)
884
885int	ath_attach(u_int16_t, struct ath_softc *);
886int	ath_detach(struct ath_softc *);
887void	ath_resume(struct ath_softc *);
888void	ath_suspend(struct ath_softc *);
889void	ath_shutdown(struct ath_softc *);
890void	ath_intr(void *);
891
892/*
893 * HAL definitions to comply with local coding convention.
894 */
895#define	ath_hal_detach(_ah) \
896	((*(_ah)->ah_detach)((_ah)))
897#define	ath_hal_reset(_ah, _opmode, _chan, _outdoor, _pstatus) \
898	((*(_ah)->ah_reset)((_ah), (_opmode), (_chan), (_outdoor), (_pstatus)))
899#define	ath_hal_macversion(_ah) \
900	(((_ah)->ah_macVersion << 4) | ((_ah)->ah_macRev))
901#define	ath_hal_getratetable(_ah, _mode) \
902	((*(_ah)->ah_getRateTable)((_ah), (_mode)))
903#define	ath_hal_getmac(_ah, _mac) \
904	((*(_ah)->ah_getMacAddress)((_ah), (_mac)))
905#define	ath_hal_setmac(_ah, _mac) \
906	((*(_ah)->ah_setMacAddress)((_ah), (_mac)))
907#define	ath_hal_getbssidmask(_ah, _mask) \
908	((*(_ah)->ah_getBssIdMask)((_ah), (_mask)))
909#define	ath_hal_setbssidmask(_ah, _mask) \
910	((*(_ah)->ah_setBssIdMask)((_ah), (_mask)))
911#define	ath_hal_intrset(_ah, _mask) \
912	((*(_ah)->ah_setInterrupts)((_ah), (_mask)))
913#define	ath_hal_intrget(_ah) \
914	((*(_ah)->ah_getInterrupts)((_ah)))
915#define	ath_hal_intrpend(_ah) \
916	((*(_ah)->ah_isInterruptPending)((_ah)))
917#define	ath_hal_getisr(_ah, _pmask) \
918	((*(_ah)->ah_getPendingInterrupts)((_ah), (_pmask)))
919#define	ath_hal_updatetxtriglevel(_ah, _inc) \
920	((*(_ah)->ah_updateTxTrigLevel)((_ah), (_inc)))
921#define	ath_hal_setpower(_ah, _mode) \
922	((*(_ah)->ah_setPowerMode)((_ah), (_mode), AH_TRUE))
923#define	ath_hal_keycachesize(_ah) \
924	((*(_ah)->ah_getKeyCacheSize)((_ah)))
925#define	ath_hal_keyreset(_ah, _ix) \
926	((*(_ah)->ah_resetKeyCacheEntry)((_ah), (_ix)))
927#define	ath_hal_keyset(_ah, _ix, _pk, _mac) \
928	((*(_ah)->ah_setKeyCacheEntry)((_ah), (_ix), (_pk), (_mac), AH_FALSE))
929#define	ath_hal_keyisvalid(_ah, _ix) \
930	(((*(_ah)->ah_isKeyCacheEntryValid)((_ah), (_ix))))
931#define	ath_hal_keysetmac(_ah, _ix, _mac) \
932	((*(_ah)->ah_setKeyCacheEntryMac)((_ah), (_ix), (_mac)))
933#define	ath_hal_getrxfilter(_ah) \
934	((*(_ah)->ah_getRxFilter)((_ah)))
935#define	ath_hal_setrxfilter(_ah, _filter) \
936	((*(_ah)->ah_setRxFilter)((_ah), (_filter)))
937#define	ath_hal_setmcastfilter(_ah, _mfilt0, _mfilt1) \
938	((*(_ah)->ah_setMulticastFilter)((_ah), (_mfilt0), (_mfilt1)))
939#define	ath_hal_waitforbeacon(_ah, _bf) \
940	((*(_ah)->ah_waitForBeaconDone)((_ah), (_bf)->bf_daddr))
941#define	ath_hal_putrxbuf(_ah, _bufaddr, _rxq) \
942	((*(_ah)->ah_setRxDP)((_ah), (_bufaddr), (_rxq)))
943/* NB: common across all chips */
944#define	AR_TSF_L32	0x804c	/* MAC local clock lower 32 bits */
945#define	ath_hal_gettsf32(_ah) \
946	OS_REG_READ(_ah, AR_TSF_L32)
947#define	ath_hal_gettsf64(_ah) \
948	((*(_ah)->ah_getTsf64)((_ah)))
949#define	ath_hal_resettsf(_ah) \
950	((*(_ah)->ah_resetTsf)((_ah)))
951#define	ath_hal_rxena(_ah) \
952	((*(_ah)->ah_enableReceive)((_ah)))
953#define	ath_hal_puttxbuf(_ah, _q, _bufaddr) \
954	((*(_ah)->ah_setTxDP)((_ah), (_q), (_bufaddr)))
955#define	ath_hal_gettxbuf(_ah, _q) \
956	((*(_ah)->ah_getTxDP)((_ah), (_q)))
957#define	ath_hal_numtxpending(_ah, _q) \
958	((*(_ah)->ah_numTxPending)((_ah), (_q)))
959#define	ath_hal_getrxbuf(_ah, _rxq) \
960	((*(_ah)->ah_getRxDP)((_ah), (_rxq)))
961#define	ath_hal_txstart(_ah, _q) \
962	((*(_ah)->ah_startTxDma)((_ah), (_q)))
963#define	ath_hal_setchannel(_ah, _chan) \
964	((*(_ah)->ah_setChannel)((_ah), (_chan)))
965#define	ath_hal_calibrate(_ah, _chan, _iqcal) \
966	((*(_ah)->ah_perCalibration)((_ah), (_chan), (_iqcal)))
967#define	ath_hal_calibrateN(_ah, _chan, _lcal, _isdone) \
968	((*(_ah)->ah_perCalibrationN)((_ah), (_chan), 0x1, (_lcal), (_isdone)))
969#define	ath_hal_calreset(_ah, _chan) \
970	((*(_ah)->ah_resetCalValid)((_ah), (_chan)))
971#define	ath_hal_setledstate(_ah, _state) \
972	((*(_ah)->ah_setLedState)((_ah), (_state)))
973#define	ath_hal_beaconinit(_ah, _nextb, _bperiod) \
974	((*(_ah)->ah_beaconInit)((_ah), (_nextb), (_bperiod)))
975#define	ath_hal_beaconreset(_ah) \
976	((*(_ah)->ah_resetStationBeaconTimers)((_ah)))
977#define	ath_hal_beaconsettimers(_ah, _bt) \
978	((*(_ah)->ah_setBeaconTimers)((_ah), (_bt)))
979#define	ath_hal_beacontimers(_ah, _bs) \
980	((*(_ah)->ah_setStationBeaconTimers)((_ah), (_bs)))
981#define	ath_hal_getnexttbtt(_ah) \
982	((*(_ah)->ah_getNextTBTT)((_ah)))
983#define	ath_hal_setassocid(_ah, _bss, _associd) \
984	((*(_ah)->ah_writeAssocid)((_ah), (_bss), (_associd)))
985#define	ath_hal_phydisable(_ah) \
986	((*(_ah)->ah_phyDisable)((_ah)))
987#define	ath_hal_setopmode(_ah) \
988	((*(_ah)->ah_setPCUConfig)((_ah)))
989#define	ath_hal_stoptxdma(_ah, _qnum) \
990	((*(_ah)->ah_stopTxDma)((_ah), (_qnum)))
991#define	ath_hal_stoppcurecv(_ah) \
992	((*(_ah)->ah_stopPcuReceive)((_ah)))
993#define	ath_hal_startpcurecv(_ah) \
994	((*(_ah)->ah_startPcuReceive)((_ah)))
995#define	ath_hal_stopdmarecv(_ah) \
996	((*(_ah)->ah_stopDmaReceive)((_ah)))
997#define	ath_hal_getdiagstate(_ah, _id, _indata, _insize, _outdata, _outsize) \
998	((*(_ah)->ah_getDiagState)((_ah), (_id), \
999		(_indata), (_insize), (_outdata), (_outsize)))
1000#define	ath_hal_getfatalstate(_ah, _outdata, _outsize) \
1001	ath_hal_getdiagstate(_ah, 29, NULL, 0, (_outdata), _outsize)
1002#define	ath_hal_setuptxqueue(_ah, _type, _irq) \
1003	((*(_ah)->ah_setupTxQueue)((_ah), (_type), (_irq)))
1004#define	ath_hal_resettxqueue(_ah, _q) \
1005	((*(_ah)->ah_resetTxQueue)((_ah), (_q)))
1006#define	ath_hal_releasetxqueue(_ah, _q) \
1007	((*(_ah)->ah_releaseTxQueue)((_ah), (_q)))
1008#define	ath_hal_gettxqueueprops(_ah, _q, _qi) \
1009	((*(_ah)->ah_getTxQueueProps)((_ah), (_q), (_qi)))
1010#define	ath_hal_settxqueueprops(_ah, _q, _qi) \
1011	((*(_ah)->ah_setTxQueueProps)((_ah), (_q), (_qi)))
1012/* NB: common across all chips */
1013#define	AR_Q_TXE	0x0840	/* MAC Transmit Queue enable */
1014#define	ath_hal_txqenabled(_ah, _qnum) \
1015	(OS_REG_READ(_ah, AR_Q_TXE) & (1<<(_qnum)))
1016#define	ath_hal_getrfgain(_ah) \
1017	((*(_ah)->ah_getRfGain)((_ah)))
1018#define	ath_hal_getdefantenna(_ah) \
1019	((*(_ah)->ah_getDefAntenna)((_ah)))
1020#define	ath_hal_setdefantenna(_ah, _ant) \
1021	((*(_ah)->ah_setDefAntenna)((_ah), (_ant)))
1022#define	ath_hal_rxmonitor(_ah, _arg, _chan) \
1023	((*(_ah)->ah_rxMonitor)((_ah), (_arg), (_chan)))
1024#define	ath_hal_ani_poll(_ah, _chan) \
1025	((*(_ah)->ah_aniPoll)((_ah), (_chan)))
1026#define	ath_hal_mibevent(_ah, _stats) \
1027	((*(_ah)->ah_procMibEvent)((_ah), (_stats)))
1028#define	ath_hal_setslottime(_ah, _us) \
1029	((*(_ah)->ah_setSlotTime)((_ah), (_us)))
1030#define	ath_hal_getslottime(_ah) \
1031	((*(_ah)->ah_getSlotTime)((_ah)))
1032#define	ath_hal_setacktimeout(_ah, _us) \
1033	((*(_ah)->ah_setAckTimeout)((_ah), (_us)))
1034#define	ath_hal_getacktimeout(_ah) \
1035	((*(_ah)->ah_getAckTimeout)((_ah)))
1036#define	ath_hal_setctstimeout(_ah, _us) \
1037	((*(_ah)->ah_setCTSTimeout)((_ah), (_us)))
1038#define	ath_hal_getctstimeout(_ah) \
1039	((*(_ah)->ah_getCTSTimeout)((_ah)))
1040#define	ath_hal_getcapability(_ah, _cap, _param, _result) \
1041	((*(_ah)->ah_getCapability)((_ah), (_cap), (_param), (_result)))
1042#define	ath_hal_setcapability(_ah, _cap, _param, _v, _status) \
1043	((*(_ah)->ah_setCapability)((_ah), (_cap), (_param), (_v), (_status)))
1044#define	ath_hal_ciphersupported(_ah, _cipher) \
1045	(ath_hal_getcapability(_ah, HAL_CAP_CIPHER, _cipher, NULL) == HAL_OK)
1046#define	ath_hal_getregdomain(_ah, _prd) \
1047	(ath_hal_getcapability(_ah, HAL_CAP_REG_DMN, 0, (_prd)) == HAL_OK)
1048#define	ath_hal_setregdomain(_ah, _rd) \
1049	ath_hal_setcapability(_ah, HAL_CAP_REG_DMN, 0, _rd, NULL)
1050#define	ath_hal_getcountrycode(_ah, _pcc) \
1051	(*(_pcc) = (_ah)->ah_countryCode)
1052#define	ath_hal_gettkipmic(_ah) \
1053	(ath_hal_getcapability(_ah, HAL_CAP_TKIP_MIC, 1, NULL) == HAL_OK)
1054#define	ath_hal_settkipmic(_ah, _v) \
1055	ath_hal_setcapability(_ah, HAL_CAP_TKIP_MIC, 1, _v, NULL)
1056#define	ath_hal_hastkipsplit(_ah) \
1057	(ath_hal_getcapability(_ah, HAL_CAP_TKIP_SPLIT, 0, NULL) == HAL_OK)
1058#define	ath_hal_gettkipsplit(_ah) \
1059	(ath_hal_getcapability(_ah, HAL_CAP_TKIP_SPLIT, 1, NULL) == HAL_OK)
1060#define	ath_hal_settkipsplit(_ah, _v) \
1061	ath_hal_setcapability(_ah, HAL_CAP_TKIP_SPLIT, 1, _v, NULL)
1062#define	ath_hal_haswmetkipmic(_ah) \
1063	(ath_hal_getcapability(_ah, HAL_CAP_WME_TKIPMIC, 0, NULL) == HAL_OK)
1064#define	ath_hal_hwphycounters(_ah) \
1065	(ath_hal_getcapability(_ah, HAL_CAP_PHYCOUNTERS, 0, NULL) == HAL_OK)
1066#define	ath_hal_hasdiversity(_ah) \
1067	(ath_hal_getcapability(_ah, HAL_CAP_DIVERSITY, 0, NULL) == HAL_OK)
1068#define	ath_hal_getdiversity(_ah) \
1069	(ath_hal_getcapability(_ah, HAL_CAP_DIVERSITY, 1, NULL) == HAL_OK)
1070#define	ath_hal_setdiversity(_ah, _v) \
1071	ath_hal_setcapability(_ah, HAL_CAP_DIVERSITY, 1, _v, NULL)
1072#define	ath_hal_getantennaswitch(_ah) \
1073	((*(_ah)->ah_getAntennaSwitch)((_ah)))
1074#define	ath_hal_setantennaswitch(_ah, _v) \
1075	((*(_ah)->ah_setAntennaSwitch)((_ah), (_v)))
1076#define	ath_hal_getdiag(_ah, _pv) \
1077	(ath_hal_getcapability(_ah, HAL_CAP_DIAG, 0, _pv) == HAL_OK)
1078#define	ath_hal_setdiag(_ah, _v) \
1079	ath_hal_setcapability(_ah, HAL_CAP_DIAG, 0, _v, NULL)
1080#define	ath_hal_getnumtxqueues(_ah, _pv) \
1081	(ath_hal_getcapability(_ah, HAL_CAP_NUM_TXQUEUES, 0, _pv) == HAL_OK)
1082#define	ath_hal_hasveol(_ah) \
1083	(ath_hal_getcapability(_ah, HAL_CAP_VEOL, 0, NULL) == HAL_OK)
1084#define	ath_hal_hastxpowlimit(_ah) \
1085	(ath_hal_getcapability(_ah, HAL_CAP_TXPOW, 0, NULL) == HAL_OK)
1086#define	ath_hal_settxpowlimit(_ah, _pow) \
1087	((*(_ah)->ah_setTxPowerLimit)((_ah), (_pow)))
1088#define	ath_hal_gettxpowlimit(_ah, _ppow) \
1089	(ath_hal_getcapability(_ah, HAL_CAP_TXPOW, 1, _ppow) == HAL_OK)
1090#define	ath_hal_getmaxtxpow(_ah, _ppow) \
1091	(ath_hal_getcapability(_ah, HAL_CAP_TXPOW, 2, _ppow) == HAL_OK)
1092#define	ath_hal_gettpscale(_ah, _scale) \
1093	(ath_hal_getcapability(_ah, HAL_CAP_TXPOW, 3, _scale) == HAL_OK)
1094#define	ath_hal_settpscale(_ah, _v) \
1095	ath_hal_setcapability(_ah, HAL_CAP_TXPOW, 3, _v, NULL)
1096#define	ath_hal_hastpc(_ah) \
1097	(ath_hal_getcapability(_ah, HAL_CAP_TPC, 0, NULL) == HAL_OK)
1098#define	ath_hal_gettpc(_ah) \
1099	(ath_hal_getcapability(_ah, HAL_CAP_TPC, 1, NULL) == HAL_OK)
1100#define	ath_hal_settpc(_ah, _v) \
1101	ath_hal_setcapability(_ah, HAL_CAP_TPC, 1, _v, NULL)
1102#define	ath_hal_hasbursting(_ah) \
1103	(ath_hal_getcapability(_ah, HAL_CAP_BURST, 0, NULL) == HAL_OK)
1104#define	ath_hal_setmcastkeysearch(_ah, _v) \
1105	ath_hal_setcapability(_ah, HAL_CAP_MCAST_KEYSRCH, 0, _v, NULL)
1106#define	ath_hal_hasmcastkeysearch(_ah) \
1107	(ath_hal_getcapability(_ah, HAL_CAP_MCAST_KEYSRCH, 0, NULL) == HAL_OK)
1108#define	ath_hal_getmcastkeysearch(_ah) \
1109	(ath_hal_getcapability(_ah, HAL_CAP_MCAST_KEYSRCH, 1, NULL) == HAL_OK)
1110#define	ath_hal_hasfastframes(_ah) \
1111	(ath_hal_getcapability(_ah, HAL_CAP_FASTFRAME, 0, NULL) == HAL_OK)
1112#define	ath_hal_hasbssidmask(_ah) \
1113	(ath_hal_getcapability(_ah, HAL_CAP_BSSIDMASK, 0, NULL) == HAL_OK)
1114#define	ath_hal_hasbssidmatch(_ah) \
1115	(ath_hal_getcapability(_ah, HAL_CAP_BSSIDMATCH, 0, NULL) == HAL_OK)
1116#define	ath_hal_hastsfadjust(_ah) \
1117	(ath_hal_getcapability(_ah, HAL_CAP_TSF_ADJUST, 0, NULL) == HAL_OK)
1118#define	ath_hal_gettsfadjust(_ah) \
1119	(ath_hal_getcapability(_ah, HAL_CAP_TSF_ADJUST, 1, NULL) == HAL_OK)
1120#define	ath_hal_settsfadjust(_ah, _onoff) \
1121	ath_hal_setcapability(_ah, HAL_CAP_TSF_ADJUST, 1, _onoff, NULL)
1122#define	ath_hal_hasrfsilent(_ah) \
1123	(ath_hal_getcapability(_ah, HAL_CAP_RFSILENT, 0, NULL) == HAL_OK)
1124#define	ath_hal_getrfkill(_ah) \
1125	(ath_hal_getcapability(_ah, HAL_CAP_RFSILENT, 1, NULL) == HAL_OK)
1126#define	ath_hal_setrfkill(_ah, _onoff) \
1127	ath_hal_setcapability(_ah, HAL_CAP_RFSILENT, 1, _onoff, NULL)
1128#define	ath_hal_getrfsilent(_ah, _prfsilent) \
1129	(ath_hal_getcapability(_ah, HAL_CAP_RFSILENT, 2, _prfsilent) == HAL_OK)
1130#define	ath_hal_setrfsilent(_ah, _rfsilent) \
1131	ath_hal_setcapability(_ah, HAL_CAP_RFSILENT, 2, _rfsilent, NULL)
1132#define	ath_hal_gettpack(_ah, _ptpack) \
1133	(ath_hal_getcapability(_ah, HAL_CAP_TPC_ACK, 0, _ptpack) == HAL_OK)
1134#define	ath_hal_settpack(_ah, _tpack) \
1135	ath_hal_setcapability(_ah, HAL_CAP_TPC_ACK, 0, _tpack, NULL)
1136#define	ath_hal_gettpcts(_ah, _ptpcts) \
1137	(ath_hal_getcapability(_ah, HAL_CAP_TPC_CTS, 0, _ptpcts) == HAL_OK)
1138#define	ath_hal_settpcts(_ah, _tpcts) \
1139	ath_hal_setcapability(_ah, HAL_CAP_TPC_CTS, 0, _tpcts, NULL)
1140#define	ath_hal_hasintmit(_ah) \
1141	(ath_hal_getcapability(_ah, HAL_CAP_INTMIT, \
1142	HAL_CAP_INTMIT_PRESENT, NULL) == HAL_OK)
1143#define	ath_hal_getintmit(_ah) \
1144	(ath_hal_getcapability(_ah, HAL_CAP_INTMIT, \
1145	HAL_CAP_INTMIT_ENABLE, NULL) == HAL_OK)
1146#define	ath_hal_setintmit(_ah, _v) \
1147	ath_hal_setcapability(_ah, HAL_CAP_INTMIT, \
1148	HAL_CAP_INTMIT_ENABLE, _v, NULL)
1149
1150/* EDMA definitions */
1151#define	ath_hal_hasedma(_ah) \
1152	(ath_hal_getcapability(_ah, HAL_CAP_ENHANCED_DMA_SUPPORT,	\
1153	0, NULL) == HAL_OK)
1154#define	ath_hal_getrxfifodepth(_ah, _qtype, _req) \
1155	(ath_hal_getcapability(_ah, HAL_CAP_RXFIFODEPTH, _qtype, _req)	\
1156	== HAL_OK)
1157#define	ath_hal_getntxmaps(_ah, _req) \
1158	(ath_hal_getcapability(_ah, HAL_CAP_NUM_TXMAPS, 0, _req)	\
1159	== HAL_OK)
1160#define	ath_hal_gettxdesclen(_ah, _req) \
1161	(ath_hal_getcapability(_ah, HAL_CAP_TXDESCLEN, 0, _req)		\
1162	== HAL_OK)
1163#define	ath_hal_gettxstatuslen(_ah, _req) \
1164	(ath_hal_getcapability(_ah, HAL_CAP_TXSTATUSLEN, 0, _req)	\
1165	== HAL_OK)
1166#define	ath_hal_getrxstatuslen(_ah, _req) \
1167	(ath_hal_getcapability(_ah, HAL_CAP_RXSTATUSLEN, 0, _req)	\
1168	== HAL_OK)
1169#define	ath_hal_setrxbufsize(_ah, _req) \
1170	(ath_hal_setcapability(_ah, HAL_CAP_RXBUFSIZE, 0, _req, NULL)	\
1171	== HAL_OK)
1172
1173#define	ath_hal_getchannoise(_ah, _c) \
1174	((*(_ah)->ah_getChanNoise)((_ah), (_c)))
1175
1176/* 802.11n HAL methods */
1177#define	ath_hal_getrxchainmask(_ah, _prxchainmask) \
1178	(ath_hal_getcapability(_ah, HAL_CAP_RX_CHAINMASK, 0, _prxchainmask))
1179#define	ath_hal_gettxchainmask(_ah, _ptxchainmask) \
1180	(ath_hal_getcapability(_ah, HAL_CAP_TX_CHAINMASK, 0, _ptxchainmask))
1181#define	ath_hal_setrxchainmask(_ah, _rx) \
1182	(ath_hal_setcapability(_ah, HAL_CAP_RX_CHAINMASK, 1, _rx, NULL))
1183#define	ath_hal_settxchainmask(_ah, _tx) \
1184	(ath_hal_setcapability(_ah, HAL_CAP_TX_CHAINMASK, 1, _tx, NULL))
1185#define	ath_hal_split4ktrans(_ah) \
1186	(ath_hal_getcapability(_ah, HAL_CAP_SPLIT_4KB_TRANS, \
1187	0, NULL) == HAL_OK)
1188#define	ath_hal_self_linked_final_rxdesc(_ah) \
1189	(ath_hal_getcapability(_ah, HAL_CAP_RXDESC_SELFLINK, \
1190	0, NULL) == HAL_OK)
1191#define	ath_hal_gtxto_supported(_ah) \
1192	(ath_hal_getcapability(_ah, HAL_CAP_GTXTO, 0, NULL) == HAL_OK)
1193#define	ath_hal_has_long_rxdesc_tsf(_ah) \
1194	(ath_hal_getcapability(_ah, HAL_CAP_LONG_RXDESC_TSF, \
1195	0, NULL) == HAL_OK)
1196#define	ath_hal_setuprxdesc(_ah, _ds, _size, _intreq) \
1197	((*(_ah)->ah_setupRxDesc)((_ah), (_ds), (_size), (_intreq)))
1198#define	ath_hal_rxprocdesc(_ah, _ds, _dspa, _dsnext, _rs) \
1199	((*(_ah)->ah_procRxDesc)((_ah), (_ds), (_dspa), (_dsnext), 0, (_rs)))
1200#define	ath_hal_setuptxdesc(_ah, _ds, _plen, _hlen, _atype, _txpow, \
1201		_txr0, _txtr0, _keyix, _ant, _flags, \
1202		_rtsrate, _rtsdura) \
1203	((*(_ah)->ah_setupTxDesc)((_ah), (_ds), (_plen), (_hlen), (_atype), \
1204		(_txpow), (_txr0), (_txtr0), (_keyix), (_ant), \
1205		(_flags), (_rtsrate), (_rtsdura), 0, 0, 0))
1206#define	ath_hal_setupxtxdesc(_ah, _ds, \
1207		_txr1, _txtr1, _txr2, _txtr2, _txr3, _txtr3) \
1208	((*(_ah)->ah_setupXTxDesc)((_ah), (_ds), \
1209		(_txr1), (_txtr1), (_txr2), (_txtr2), (_txr3), (_txtr3)))
1210#define	ath_hal_filltxdesc(_ah, _ds, _b, _l, _did, _qid, _first, _last, _ds0) \
1211	((*(_ah)->ah_fillTxDesc)((_ah), (_ds), (_b), (_l), (_did), (_qid), \
1212		(_first), (_last), (_ds0)))
1213#define	ath_hal_txprocdesc(_ah, _ds, _ts) \
1214	((*(_ah)->ah_procTxDesc)((_ah), (_ds), (_ts)))
1215#define	ath_hal_gettxintrtxqs(_ah, _txqs) \
1216	((*(_ah)->ah_getTxIntrQueue)((_ah), (_txqs)))
1217#define ath_hal_gettxcompletionrates(_ah, _ds, _rates, _tries) \
1218	((*(_ah)->ah_getTxCompletionRates)((_ah), (_ds), (_rates), (_tries)))
1219#define ath_hal_settxdesclink(_ah, _ds, _link) \
1220	((*(_ah)->ah_setTxDescLink)((_ah), (_ds), (_link)))
1221#define ath_hal_gettxdesclink(_ah, _ds, _link) \
1222	((*(_ah)->ah_getTxDescLink)((_ah), (_ds), (_link)))
1223#define ath_hal_gettxdesclinkptr(_ah, _ds, _linkptr) \
1224	((*(_ah)->ah_getTxDescLinkPtr)((_ah), (_ds), (_linkptr)))
1225#define	ath_hal_setuptxstatusring(_ah, _tsstart, _tspstart, _size) \
1226	((*(_ah)->ah_setupTxStatusRing)((_ah), (_tsstart), (_tspstart), \
1227		(_size)))
1228
1229#define	ath_hal_setupfirsttxdesc(_ah, _ds, _aggrlen, _flags, _txpower, \
1230		_txr0, _txtr0, _antm, _rcr, _rcd) \
1231	((*(_ah)->ah_setupFirstTxDesc)((_ah), (_ds), (_aggrlen), (_flags), \
1232	(_txpower), (_txr0), (_txtr0), (_antm), (_rcr), (_rcd)))
1233#define	ath_hal_chaintxdesc(_ah, _ds, _bl, _sl, _pktlen, _hdrlen, _type, \
1234	_keyix, _cipher, _delims, _first, _last, _lastaggr) \
1235	((*(_ah)->ah_chainTxDesc)((_ah), (_ds), (_bl), (_sl), \
1236	(_pktlen), (_hdrlen), (_type), (_keyix), (_cipher), (_delims), \
1237	(_first), (_last), (_lastaggr)))
1238#define	ath_hal_setuplasttxdesc(_ah, _ds, _ds0) \
1239	((*(_ah)->ah_setupLastTxDesc)((_ah), (_ds), (_ds0)))
1240
1241#define	ath_hal_set11nratescenario(_ah, _ds, _dur, _rt, _series, _ns, _flags) \
1242	((*(_ah)->ah_set11nRateScenario)((_ah), (_ds), (_dur), (_rt), \
1243	(_series), (_ns), (_flags)))
1244
1245#define	ath_hal_set11n_aggr_first(_ah, _ds, _len, _num) \
1246	((*(_ah)->ah_set11nAggrFirst)((_ah), (_ds), (_len)))
1247#define	ath_hal_set11naggrmiddle(_ah, _ds, _num) \
1248	((*(_ah)->ah_set11nAggrMiddle)((_ah), (_ds), (_num)))
1249#define	ath_hal_set11n_aggr_last(_ah, _ds) \
1250	((*(_ah)->ah_set11nAggrLast)((_ah), (_ds)))
1251
1252#define	ath_hal_set11nburstduration(_ah, _ds, _dur) \
1253	((*(_ah)->ah_set11nBurstDuration)((_ah), (_ds), (_dur)))
1254#define	ath_hal_clr11n_aggr(_ah, _ds) \
1255	((*(_ah)->ah_clr11nAggr)((_ah), (_ds)))
1256
1257#define	ath_hal_gpioCfgOutput(_ah, _gpio, _type) \
1258	((*(_ah)->ah_gpioCfgOutput)((_ah), (_gpio), (_type)))
1259#define	ath_hal_gpioset(_ah, _gpio, _b) \
1260	((*(_ah)->ah_gpioSet)((_ah), (_gpio), (_b)))
1261#define	ath_hal_gpioget(_ah, _gpio) \
1262	((*(_ah)->ah_gpioGet)((_ah), (_gpio)))
1263#define	ath_hal_gpiosetintr(_ah, _gpio, _b) \
1264	((*(_ah)->ah_gpioSetIntr)((_ah), (_gpio), (_b)))
1265
1266/*
1267 * PCIe suspend/resume/poweron/poweroff related macros
1268 */
1269#define	ath_hal_enablepcie(_ah, _restore, _poweroff) \
1270	((*(_ah)->ah_configPCIE)((_ah), (_restore), (_poweroff)))
1271#define	ath_hal_disablepcie(_ah) \
1272	((*(_ah)->ah_disablePCIE)((_ah)))
1273
1274/*
1275 * This is badly-named; you need to set the correct parameters
1276 * to begin to receive useful radar events; and even then
1277 * it doesn't "enable" DFS. See the ath_dfs/null/ module for
1278 * more information.
1279 */
1280#define	ath_hal_enabledfs(_ah, _param) \
1281	((*(_ah)->ah_enableDfs)((_ah), (_param)))
1282#define	ath_hal_getdfsthresh(_ah, _param) \
1283	((*(_ah)->ah_getDfsThresh)((_ah), (_param)))
1284#define	ath_hal_getdfsdefaultthresh(_ah, _param) \
1285	((*(_ah)->ah_getDfsDefaultThresh)((_ah), (_param)))
1286#define	ath_hal_procradarevent(_ah, _rxs, _fulltsf, _buf, _event) \
1287	((*(_ah)->ah_procRadarEvent)((_ah), (_rxs), (_fulltsf), \
1288	(_buf), (_event)))
1289#define	ath_hal_is_fast_clock_enabled(_ah) \
1290	((*(_ah)->ah_isFastClockEnabled)((_ah)))
1291#define	ath_hal_radar_wait(_ah, _chan) \
1292	((*(_ah)->ah_radarWait)((_ah), (_chan)))
1293#define	ath_hal_get_mib_cycle_counts(_ah, _sample) \
1294	((*(_ah)->ah_getMibCycleCounts)((_ah), (_sample)))
1295#define	ath_hal_get_chan_ext_busy(_ah) \
1296	((*(_ah)->ah_get11nExtBusy)((_ah)))
1297
1298#endif /* _DEV_ATH_ATHVAR_H */
1299