xref: /freebsd/sys/dev/ath/ath_hal/ah.h (revision 5686c6c38a3e1cc78804eaf5f880bda23dcf592f)
1 /*
2  * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
3  * Copyright (c) 2002-2008 Atheros Communications, Inc.
4  *
5  * Permission to use, copy, modify, and/or distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  *
17  * $FreeBSD$
18  */
19 
20 #ifndef _ATH_AH_H_
21 #define _ATH_AH_H_
22 /*
23  * Atheros Hardware Access Layer
24  *
25  * Clients of the HAL call ath_hal_attach to obtain a reference to an ath_hal
26  * structure for use with the device.  Hardware-related operations that
27  * follow must call back into the HAL through interface, supplying the
28  * reference as the first parameter.
29  */
30 
31 #include "ah_osdep.h"
32 
33 /*
34  * The maximum number of TX/RX chains supported.
35  * This is intended to be used by various statistics gathering operations
36  * (NF, RSSI, EVM).
37  */
38 #define	AH_MAX_CHAINS			3
39 #define	AH_MIMO_MAX_EVM_PILOTS		6
40 
41 /*
42  * __ahdecl is analogous to _cdecl; it defines the calling
43  * convention used within the HAL.  For most systems this
44  * can just default to be empty and the compiler will (should)
45  * use _cdecl.  For systems where _cdecl is not compatible this
46  * must be defined.  See linux/ah_osdep.h for an example.
47  */
48 #ifndef __ahdecl
49 #define __ahdecl
50 #endif
51 
52 /*
53  * Status codes that may be returned by the HAL.  Note that
54  * interfaces that return a status code set it only when an
55  * error occurs--i.e. you cannot check it for success.
56  */
57 typedef enum {
58 	HAL_OK		= 0,	/* No error */
59 	HAL_ENXIO	= 1,	/* No hardware present */
60 	HAL_ENOMEM	= 2,	/* Memory allocation failed */
61 	HAL_EIO		= 3,	/* Hardware didn't respond as expected */
62 	HAL_EEMAGIC	= 4,	/* EEPROM magic number invalid */
63 	HAL_EEVERSION	= 5,	/* EEPROM version invalid */
64 	HAL_EELOCKED	= 6,	/* EEPROM unreadable */
65 	HAL_EEBADSUM	= 7,	/* EEPROM checksum invalid */
66 	HAL_EEREAD	= 8,	/* EEPROM read problem */
67 	HAL_EEBADMAC	= 9,	/* EEPROM mac address invalid */
68 	HAL_EESIZE	= 10,	/* EEPROM size not supported */
69 	HAL_EEWRITE	= 11,	/* Attempt to change write-locked EEPROM */
70 	HAL_EINVAL	= 12,	/* Invalid parameter to function */
71 	HAL_ENOTSUPP	= 13,	/* Hardware revision not supported */
72 	HAL_ESELFTEST	= 14,	/* Hardware self-test failed */
73 	HAL_EINPROGRESS	= 15,	/* Operation incomplete */
74 	HAL_EEBADREG	= 16,	/* EEPROM invalid regulatory contents */
75 	HAL_EEBADCC	= 17,	/* EEPROM invalid country code */
76 	HAL_INV_PMODE	= 18,	/* Couldn't bring out of sleep state */
77 } HAL_STATUS;
78 
79 typedef enum {
80 	AH_FALSE = 0,		/* NB: lots of code assumes false is zero */
81 	AH_TRUE  = 1,
82 } HAL_BOOL;
83 
84 typedef enum {
85 	HAL_CAP_REG_DMN		= 0,	/* current regulatory domain */
86 	HAL_CAP_CIPHER		= 1,	/* hardware supports cipher */
87 	HAL_CAP_TKIP_MIC	= 2,	/* handle TKIP MIC in hardware */
88 	HAL_CAP_TKIP_SPLIT	= 3,	/* hardware TKIP uses split keys */
89 	HAL_CAP_PHYCOUNTERS	= 4,	/* hardware PHY error counters */
90 	HAL_CAP_DIVERSITY	= 5,	/* hardware supports fast diversity */
91 	HAL_CAP_KEYCACHE_SIZE	= 6,	/* number of entries in key cache */
92 	HAL_CAP_NUM_TXQUEUES	= 7,	/* number of hardware xmit queues */
93 	HAL_CAP_VEOL		= 9,	/* hardware supports virtual EOL */
94 	HAL_CAP_PSPOLL		= 10,	/* hardware has working PS-Poll support */
95 	HAL_CAP_DIAG		= 11,	/* hardware diagnostic support */
96 	HAL_CAP_COMPRESSION	= 12,	/* hardware supports compression */
97 	HAL_CAP_BURST		= 13,	/* hardware supports packet bursting */
98 	HAL_CAP_FASTFRAME	= 14,	/* hardware supoprts fast frames */
99 	HAL_CAP_TXPOW		= 15,	/* global tx power limit  */
100 	HAL_CAP_TPC		= 16,	/* per-packet tx power control  */
101 	HAL_CAP_PHYDIAG		= 17,	/* hardware phy error diagnostic */
102 	HAL_CAP_BSSIDMASK	= 18,	/* hardware supports bssid mask */
103 	HAL_CAP_MCAST_KEYSRCH	= 19,	/* hardware has multicast key search */
104 	HAL_CAP_TSF_ADJUST	= 20,	/* hardware has beacon tsf adjust */
105 	/* 21 was HAL_CAP_XR */
106 	HAL_CAP_WME_TKIPMIC 	= 22,   /* hardware can support TKIP MIC when WMM is turned on */
107 	/* 23 was HAL_CAP_CHAN_HALFRATE */
108 	/* 24 was HAL_CAP_CHAN_QUARTERRATE */
109 	HAL_CAP_RFSILENT	= 25,	/* hardware has rfsilent support  */
110 	HAL_CAP_TPC_ACK		= 26,	/* ack txpower with per-packet tpc */
111 	HAL_CAP_TPC_CTS		= 27,	/* cts txpower with per-packet tpc */
112 	HAL_CAP_11D		= 28,   /* 11d beacon support for changing cc */
113 	HAL_CAP_PCIE_PS		= 29,
114 	HAL_CAP_HT		= 30,   /* hardware can support HT */
115 	HAL_CAP_GTXTO		= 31,	/* hardware supports global tx timeout */
116 	HAL_CAP_FAST_CC		= 32,	/* hardware supports fast channel change */
117 	HAL_CAP_TX_CHAINMASK	= 33,	/* mask of TX chains supported */
118 	HAL_CAP_RX_CHAINMASK	= 34,	/* mask of RX chains supported */
119 	HAL_CAP_NUM_GPIO_PINS	= 36,	/* number of GPIO pins */
120 
121 	HAL_CAP_CST		= 38,	/* hardware supports carrier sense timeout */
122 	HAL_CAP_RIFS_RX		= 39,
123 	HAL_CAP_RIFS_TX		= 40,
124 	HAL_CAP_FORCE_PPM	= 41,
125 	HAL_CAP_RTS_AGGR_LIMIT	= 42,	/* aggregation limit with RTS */
126 	HAL_CAP_4ADDR_AGGR	= 43,	/* hardware is capable of 4addr aggregation */
127 	HAL_CAP_DFS_DMN		= 44,	/* current DFS domain */
128 	HAL_CAP_EXT_CHAN_DFS	= 45,	/* DFS support for extension channel */
129 	HAL_CAP_COMBINED_RADAR_RSSI	= 46,	/* Is combined RSSI for radar accurate */
130 
131 	HAL_CAP_AUTO_SLEEP	= 48,	/* hardware can go to network sleep
132 					   automatically after waking up to receive TIM */
133 	HAL_CAP_MBSSID_AGGR_SUPPORT	= 49, /* Support for mBSSID Aggregation */
134 	HAL_CAP_SPLIT_4KB_TRANS	= 50,	/* hardware supports descriptors straddling a 4k page boundary */
135 	HAL_CAP_REG_FLAG	= 51,	/* Regulatory domain flags */
136 	HAL_CAP_BB_RIFS_HANG	= 52,
137 	HAL_CAP_RIFS_RX_ENABLED	= 53,
138 	HAL_CAP_BB_DFS_HANG	= 54,
139 
140 	HAL_CAP_RX_STBC		= 58,
141 	HAL_CAP_TX_STBC		= 59,
142 
143 	HAL_CAP_BT_COEX		= 60,	/* hardware is capable of bluetooth coexistence */
144 	HAL_CAP_DYNAMIC_SMPS	= 61,	/* Dynamic MIMO Power Save hardware support */
145 
146 	HAL_CAP_DS		= 67,	/* 2 stream */
147 	HAL_CAP_BB_RX_CLEAR_STUCK_HANG	= 68,
148 	HAL_CAP_MAC_HANG	= 69,	/* can MAC hang */
149 	HAL_CAP_MFP		= 70,	/* Management Frame Protection in hardware */
150 
151 	HAL_CAP_TS		= 72,	/* 3 stream */
152 
153 	HAL_CAP_ENHANCED_DMA_SUPPORT	= 75,	/* DMA FIFO support */
154 	HAL_CAP_NUM_TXMAPS	= 76,	/* Number of buffers in a transmit descriptor */
155 	HAL_CAP_TXDESCLEN	= 77,	/* Length of transmit descriptor */
156 	HAL_CAP_TXSTATUSLEN	= 78,	/* Length of transmit status descriptor */
157 	HAL_CAP_RXSTATUSLEN	= 79,	/* Length of transmit status descriptor */
158 	HAL_CAP_RXFIFODEPTH	= 80,	/* Receive hardware FIFO depth */
159 	HAL_CAP_RXBUFSIZE	= 81,	/* Receive Buffer Length */
160 	HAL_CAP_NUM_MR_RETRIES	= 82,	/* limit on multirate retries */
161 	HAL_CAP_OL_PWRCTRL	= 84,	/* Open loop TX power control */
162 	HAL_CAP_SPECTRAL_SCAN	= 90,	/* Hardware supports spectral scan */
163 
164 	HAL_CAP_BB_PANIC_WATCHDOG	= 92,
165 
166 	HAL_CAP_HT20_SGI	= 96,	/* hardware supports HT20 short GI */
167 
168 	HAL_CAP_LDPC		= 99,
169 
170 	HAL_CAP_RXTSTAMP_PREC	= 100,	/* rx desc tstamp precision (bits) */
171 
172 	HAL_CAP_PHYRESTART_CLR_WAR	= 106,	/* in some cases, clear phy restart to fix bb hang */
173 	HAL_CAP_ENTERPRISE_MODE	= 107,	/* Enterprise mode features */
174 	HAL_CAP_LDPCWAR		= 108,
175 	HAL_CAP_CHANNEL_SWITCH_TIME_USEC	= 109,	/* Channel change time, usec */
176 	HAL_CAP_ENABLE_APM	= 110,	/* APM enabled */
177 	HAL_CAP_PCIE_LCR_EXTSYNC_EN	= 111,
178 	HAL_CAP_PCIE_LCR_OFFSET	= 112,
179 
180 	HAL_CAP_ENHANCED_DFS_SUPPORT	= 117,	/* hardware supports enhanced DFS */
181 	HAL_CAP_MCI		= 118,
182 	HAL_CAP_SMARTANTENNA	= 119,
183 	HAL_CAP_TRAFFIC_FAST_RECOVER	= 120,
184 	HAL_CAP_TX_DIVERSITY	= 121,
185 	HAL_CAP_CRDC		= 122,
186 
187 	/* The following are private to the FreeBSD HAL (224 onward) */
188 
189 	HAL_CAP_INTMIT		= 229,	/* interference mitigation */
190 	HAL_CAP_RXORN_FATAL	= 230,	/* HAL_INT_RXORN treated as fatal */
191 	HAL_CAP_BB_HANG		= 235,	/* can baseband hang */
192 	HAL_CAP_INTRMASK	= 237,	/* bitmask of supported interrupts */
193 	HAL_CAP_BSSIDMATCH	= 238,	/* hardware has disable bssid match */
194 	HAL_CAP_STREAMS		= 239,	/* how many 802.11n spatial streams are available */
195 	HAL_CAP_RXDESC_SELFLINK	= 242,	/* support a self-linked tail RX descriptor */
196 	HAL_CAP_LONG_RXDESC_TSF	= 243,	/* hardware supports 32bit TSF in RX descriptor */
197 	HAL_CAP_BB_READ_WAR	= 244,	/* baseband read WAR */
198 	HAL_CAP_SERIALISE_WAR	= 245,	/* serialise register access on PCI */
199 	HAL_CAP_ENFORCE_TXOP	= 246,	/* Enforce TXOP if supported */
200 } HAL_CAPABILITY_TYPE;
201 
202 /*
203  * "States" for setting the LED.  These correspond to
204  * the possible 802.11 operational states and there may
205  * be a many-to-one mapping between these states and the
206  * actual hardware state for the LED's (i.e. the hardware
207  * may have fewer states).
208  */
209 typedef enum {
210 	HAL_LED_INIT	= 0,
211 	HAL_LED_SCAN	= 1,
212 	HAL_LED_AUTH	= 2,
213 	HAL_LED_ASSOC	= 3,
214 	HAL_LED_RUN	= 4
215 } HAL_LED_STATE;
216 
217 /*
218  * Transmit queue types/numbers.  These are used to tag
219  * each transmit queue in the hardware and to identify a set
220  * of transmit queues for operations such as start/stop dma.
221  */
222 typedef enum {
223 	HAL_TX_QUEUE_INACTIVE	= 0,		/* queue is inactive/unused */
224 	HAL_TX_QUEUE_DATA	= 1,		/* data xmit q's */
225 	HAL_TX_QUEUE_BEACON	= 2,		/* beacon xmit q */
226 	HAL_TX_QUEUE_CAB	= 3,		/* "crap after beacon" xmit q */
227 	HAL_TX_QUEUE_UAPSD	= 4,		/* u-apsd power save xmit q */
228 	HAL_TX_QUEUE_PSPOLL	= 5,		/* power save poll xmit q */
229 	HAL_TX_QUEUE_CFEND	= 6,
230 	HAL_TX_QUEUE_PAPRD	= 7,
231 } HAL_TX_QUEUE;
232 
233 #define	HAL_NUM_TX_QUEUES	10		/* max possible # of queues */
234 
235 /*
236  * Receive queue types.  These are used to tag
237  * each transmit queue in the hardware and to identify a set
238  * of transmit queues for operations such as start/stop dma.
239  */
240 typedef enum {
241 	HAL_RX_QUEUE_HP = 0,			/* high priority recv queue */
242 	HAL_RX_QUEUE_LP = 1,			/* low priority recv queue */
243 } HAL_RX_QUEUE;
244 
245 #define	HAL_NUM_RX_QUEUES	2		/* max possible # of queues */
246 
247 #define	HAL_TXFIFO_DEPTH	8		/* transmit fifo depth */
248 
249 /*
250  * Transmit queue subtype.  These map directly to
251  * WME Access Categories (except for UPSD).  Refer
252  * to Table 5 of the WME spec.
253  */
254 typedef enum {
255 	HAL_WME_AC_BK	= 0,			/* background access category */
256 	HAL_WME_AC_BE	= 1, 			/* best effort access category*/
257 	HAL_WME_AC_VI	= 2,			/* video access category */
258 	HAL_WME_AC_VO	= 3,			/* voice access category */
259 	HAL_WME_UPSD	= 4,			/* uplink power save */
260 } HAL_TX_QUEUE_SUBTYPE;
261 
262 /*
263  * Transmit queue flags that control various
264  * operational parameters.
265  */
266 typedef enum {
267 	/*
268 	 * Per queue interrupt enables.  When set the associated
269 	 * interrupt may be delivered for packets sent through
270 	 * the queue.  Without these enabled no interrupts will
271 	 * be delivered for transmits through the queue.
272 	 */
273 	HAL_TXQ_TXOKINT_ENABLE	   = 0x0001,	/* enable TXOK interrupt */
274 	HAL_TXQ_TXERRINT_ENABLE	   = 0x0001,	/* enable TXERR interrupt */
275 	HAL_TXQ_TXDESCINT_ENABLE   = 0x0002,	/* enable TXDESC interrupt */
276 	HAL_TXQ_TXEOLINT_ENABLE	   = 0x0004,	/* enable TXEOL interrupt */
277 	HAL_TXQ_TXURNINT_ENABLE	   = 0x0008,	/* enable TXURN interrupt */
278 	/*
279 	 * Enable hardware compression for packets sent through
280 	 * the queue.  The compression buffer must be setup and
281 	 * packets must have a key entry marked in the tx descriptor.
282 	 */
283 	HAL_TXQ_COMPRESSION_ENABLE  = 0x0010,	/* enable h/w compression */
284 	/*
285 	 * Disable queue when veol is hit or ready time expires.
286 	 * By default the queue is disabled only on reaching the
287 	 * physical end of queue (i.e. a null link ptr in the
288 	 * descriptor chain).
289 	 */
290 	HAL_TXQ_RDYTIME_EXP_POLICY_ENABLE = 0x0020,
291 	/*
292 	 * Schedule frames on delivery of a DBA (DMA Beacon Alert)
293 	 * event.  Frames will be transmitted only when this timer
294 	 * fires, e.g to transmit a beacon in ap or adhoc modes.
295 	 */
296 	HAL_TXQ_DBA_GATED	    = 0x0040,	/* schedule based on DBA */
297 	/*
298 	 * Each transmit queue has a counter that is incremented
299 	 * each time the queue is enabled and decremented when
300 	 * the list of frames to transmit is traversed (or when
301 	 * the ready time for the queue expires).  This counter
302 	 * must be non-zero for frames to be scheduled for
303 	 * transmission.  The following controls disable bumping
304 	 * this counter under certain conditions.  Typically this
305 	 * is used to gate frames based on the contents of another
306 	 * queue (e.g. CAB traffic may only follow a beacon frame).
307 	 * These are meaningful only when frames are scheduled
308 	 * with a non-ASAP policy (e.g. DBA-gated).
309 	 */
310 	HAL_TXQ_CBR_DIS_QEMPTY	    = 0x0080,	/* disable on this q empty */
311 	HAL_TXQ_CBR_DIS_BEMPTY	    = 0x0100,	/* disable on beacon q empty */
312 
313 	/*
314 	 * Fragment burst backoff policy.  Normally the no backoff
315 	 * is done after a successful transmission, the next fragment
316 	 * is sent at SIFS.  If this flag is set backoff is done
317 	 * after each fragment, regardless whether it was ack'd or
318 	 * not, after the backoff count reaches zero a normal channel
319 	 * access procedure is done before the next transmit (i.e.
320 	 * wait AIFS instead of SIFS).
321 	 */
322 	HAL_TXQ_FRAG_BURST_BACKOFF_ENABLE = 0x00800000,
323 	/*
324 	 * Disable post-tx backoff following each frame.
325 	 */
326 	HAL_TXQ_BACKOFF_DISABLE	    = 0x00010000, /* disable post backoff  */
327 	/*
328 	 * DCU arbiter lockout control.  This controls how
329 	 * lower priority tx queues are handled with respect to
330 	 * to a specific queue when multiple queues have frames
331 	 * to send.  No lockout means lower priority queues arbitrate
332 	 * concurrently with this queue.  Intra-frame lockout
333 	 * means lower priority queues are locked out until the
334 	 * current frame transmits (e.g. including backoffs and bursting).
335 	 * Global lockout means nothing lower can arbitrary so
336 	 * long as there is traffic activity on this queue (frames,
337 	 * backoff, etc).
338 	 */
339 	HAL_TXQ_ARB_LOCKOUT_INTRA   = 0x00020000, /* intra-frame lockout */
340 	HAL_TXQ_ARB_LOCKOUT_GLOBAL  = 0x00040000, /* full lockout s */
341 
342 	HAL_TXQ_IGNORE_VIRTCOL	    = 0x00080000, /* ignore virt collisions */
343 	HAL_TXQ_SEQNUM_INC_DIS	    = 0x00100000, /* disable seqnum increment */
344 } HAL_TX_QUEUE_FLAGS;
345 
346 typedef struct {
347 	uint32_t	tqi_ver;		/* hal TXQ version */
348 	HAL_TX_QUEUE_SUBTYPE tqi_subtype;	/* subtype if applicable */
349 	HAL_TX_QUEUE_FLAGS tqi_qflags;		/* flags (see above) */
350 	uint32_t	tqi_priority;		/* (not used) */
351 	uint32_t	tqi_aifs;		/* aifs */
352 	uint32_t	tqi_cwmin;		/* cwMin */
353 	uint32_t	tqi_cwmax;		/* cwMax */
354 	uint16_t	tqi_shretry;		/* rts retry limit */
355 	uint16_t	tqi_lgretry;		/* long retry limit (not used)*/
356 	uint32_t	tqi_cbrPeriod;		/* CBR period (us) */
357 	uint32_t	tqi_cbrOverflowLimit;	/* threshold for CBROVF int */
358 	uint32_t	tqi_burstTime;		/* max burst duration (us) */
359 	uint32_t	tqi_readyTime;		/* frame schedule time (us) */
360 	uint32_t	tqi_compBuf;		/* comp buffer phys addr */
361 } HAL_TXQ_INFO;
362 
363 #define HAL_TQI_NONVAL 0xffff
364 
365 /* token to use for aifs, cwmin, cwmax */
366 #define	HAL_TXQ_USEDEFAULT	((uint32_t) -1)
367 
368 /* compression definitions */
369 #define HAL_COMP_BUF_MAX_SIZE           9216            /* 9K */
370 #define HAL_COMP_BUF_ALIGN_SIZE         512
371 
372 /*
373  * Transmit packet types.  This belongs in ah_desc.h, but
374  * is here so we can give a proper type to various parameters
375  * (and not require everyone include the file).
376  *
377  * NB: These values are intentionally assigned for
378  *     direct use when setting up h/w descriptors.
379  */
380 typedef enum {
381 	HAL_PKT_TYPE_NORMAL	= 0,
382 	HAL_PKT_TYPE_ATIM	= 1,
383 	HAL_PKT_TYPE_PSPOLL	= 2,
384 	HAL_PKT_TYPE_BEACON	= 3,
385 	HAL_PKT_TYPE_PROBE_RESP	= 4,
386 	HAL_PKT_TYPE_CHIRP	= 5,
387 	HAL_PKT_TYPE_GRP_POLL	= 6,
388 	HAL_PKT_TYPE_AMPDU	= 7,
389 } HAL_PKT_TYPE;
390 
391 /* Rx Filter Frame Types */
392 typedef enum {
393 	/*
394 	 * These bits correspond to AR_RX_FILTER for all chips.
395 	 * Not all bits are supported by all chips.
396 	 */
397 	HAL_RX_FILTER_UCAST	= 0x00000001,	/* Allow unicast frames */
398 	HAL_RX_FILTER_MCAST	= 0x00000002,	/* Allow multicast frames */
399 	HAL_RX_FILTER_BCAST	= 0x00000004,	/* Allow broadcast frames */
400 	HAL_RX_FILTER_CONTROL	= 0x00000008,	/* Allow control frames */
401 	HAL_RX_FILTER_BEACON	= 0x00000010,	/* Allow beacon frames */
402 	HAL_RX_FILTER_PROM	= 0x00000020,	/* Promiscuous mode */
403 	HAL_RX_FILTER_PROBEREQ	= 0x00000080,	/* Allow probe request frames */
404 	HAL_RX_FILTER_PHYERR	= 0x00000100,	/* Allow phy errors */
405 	HAL_RX_FILTER_COMPBAR	= 0x00000400,	/* Allow compressed BAR */
406 	HAL_RX_FILTER_COMP_BA	= 0x00000800,	/* Allow compressed blockack */
407 	HAL_RX_FILTER_PHYRADAR	= 0x00002000,	/* Allow phy radar errors */
408 	HAL_RX_FILTER_PSPOLL	= 0x00004000,	/* Allow PS-POLL frames */
409 	HAL_RX_FILTER_MCAST_BCAST_ALL	= 0x00008000,
410 						/* Allow all mcast/bcast frames */
411 
412 	/*
413 	 * Magic RX filter flags that aren't targetting hardware bits
414 	 * but instead the HAL sets individual bits - eg PHYERR will result
415 	 * in OFDM/CCK timing error frames being received.
416 	 */
417 	HAL_RX_FILTER_BSSID	= 0x40000000,	/* Disable BSSID match */
418 } HAL_RX_FILTER;
419 
420 typedef enum {
421 	HAL_PM_AWAKE		= 0,
422 	HAL_PM_FULL_SLEEP	= 1,
423 	HAL_PM_NETWORK_SLEEP	= 2,
424 	HAL_PM_UNDEFINED	= 3
425 } HAL_POWER_MODE;
426 
427 /*
428  * Enterprise mode flags
429  */
430 #define	AH_ENT_DUAL_BAND_DISABLE	0x00000001
431 #define	AH_ENT_CHAIN2_DISABLE		0x00000002
432 #define	AH_ENT_5MHZ_DISABLE		0x00000004
433 #define	AH_ENT_10MHZ_DISABLE		0x00000008
434 #define	AH_ENT_49GHZ_DISABLE		0x00000010
435 #define	AH_ENT_LOOPBACK_DISABLE		0x00000020
436 #define	AH_ENT_TPC_PERF_DISABLE		0x00000040
437 #define	AH_ENT_MIN_PKT_SIZE_DISABLE	0x00000080
438 #define	AH_ENT_SPECTRAL_PRECISION	0x00000300
439 #define	AH_ENT_SPECTRAL_PRECISION_S	8
440 #define	AH_ENT_RTSCTS_DELIM_WAR		0x00010000
441 
442 #define AH_FIRST_DESC_NDELIMS 60
443 
444 /*
445  * NOTE WELL:
446  * These are mapped to take advantage of the common locations for many of
447  * the bits on all of the currently supported MAC chips. This is to make
448  * the ISR as efficient as possible, while still abstracting HW differences.
449  * When new hardware breaks this commonality this enumerated type, as well
450  * as the HAL functions using it, must be modified. All values are directly
451  * mapped unless commented otherwise.
452  */
453 typedef enum {
454 	HAL_INT_RX	= 0x00000001,	/* Non-common mapping */
455 	HAL_INT_RXDESC	= 0x00000002,	/* Legacy mapping */
456 	HAL_INT_RXERR	= 0x00000004,
457 	HAL_INT_RXHP	= 0x00000001,	/* EDMA */
458 	HAL_INT_RXLP	= 0x00000002,	/* EDMA */
459 	HAL_INT_RXNOFRM	= 0x00000008,
460 	HAL_INT_RXEOL	= 0x00000010,
461 	HAL_INT_RXORN	= 0x00000020,
462 	HAL_INT_TX	= 0x00000040,	/* Non-common mapping */
463 	HAL_INT_TXDESC	= 0x00000080,
464 	HAL_INT_TIM_TIMER= 0x00000100,
465 	HAL_INT_MCI	= 0x00000200,
466 	HAL_INT_BBPANIC	= 0x00000400,
467 	HAL_INT_TXURN	= 0x00000800,
468 	HAL_INT_MIB	= 0x00001000,
469 	HAL_INT_RXPHY	= 0x00004000,
470 	HAL_INT_RXKCM	= 0x00008000,
471 	HAL_INT_SWBA	= 0x00010000,
472 	HAL_INT_BRSSI	= 0x00020000,
473 	HAL_INT_BMISS	= 0x00040000,
474 	HAL_INT_BNR	= 0x00100000,
475 	HAL_INT_TIM	= 0x00200000,	/* Non-common mapping */
476 	HAL_INT_DTIM	= 0x00400000,	/* Non-common mapping */
477 	HAL_INT_DTIMSYNC= 0x00800000,	/* Non-common mapping */
478 	HAL_INT_GPIO	= 0x01000000,
479 	HAL_INT_CABEND	= 0x02000000,	/* Non-common mapping */
480 	HAL_INT_TSFOOR	= 0x04000000,	/* Non-common mapping */
481 	HAL_INT_TBTT	= 0x08000000,	/* Non-common mapping */
482 	/* Atheros ref driver has a generic timer interrupt now..*/
483 	HAL_INT_GENTIMER	= 0x08000000,	/* Non-common mapping */
484 	HAL_INT_CST	= 0x10000000,	/* Non-common mapping */
485 	HAL_INT_GTT	= 0x20000000,	/* Non-common mapping */
486 	HAL_INT_FATAL	= 0x40000000,	/* Non-common mapping */
487 #define	HAL_INT_GLOBAL	0x80000000	/* Set/clear IER */
488 	HAL_INT_BMISC	= HAL_INT_TIM
489 			| HAL_INT_DTIM
490 			| HAL_INT_DTIMSYNC
491 			| HAL_INT_CABEND
492 			| HAL_INT_TBTT,
493 
494 	/* Interrupt bits that map directly to ISR/IMR bits */
495 	HAL_INT_COMMON  = HAL_INT_RXNOFRM
496 			| HAL_INT_RXDESC
497 			| HAL_INT_RXEOL
498 			| HAL_INT_RXORN
499 			| HAL_INT_TXDESC
500 			| HAL_INT_TXURN
501 			| HAL_INT_MIB
502 			| HAL_INT_RXPHY
503 			| HAL_INT_RXKCM
504 			| HAL_INT_SWBA
505 			| HAL_INT_BMISS
506 			| HAL_INT_BRSSI
507 			| HAL_INT_BNR
508 			| HAL_INT_GPIO,
509 } HAL_INT;
510 
511 /*
512  * MSI vector assignments
513  */
514 typedef enum {
515 	HAL_MSIVEC_MISC = 0,
516 	HAL_MSIVEC_TX   = 1,
517 	HAL_MSIVEC_RXLP = 2,
518 	HAL_MSIVEC_RXHP = 3,
519 } HAL_MSIVEC;
520 
521 typedef enum {
522 	HAL_INT_LINE = 0,
523 	HAL_INT_MSI  = 1,
524 } HAL_INT_TYPE;
525 
526 /* For interrupt mitigation registers */
527 typedef enum {
528 	HAL_INT_RX_FIRSTPKT=0,
529 	HAL_INT_RX_LASTPKT,
530 	HAL_INT_TX_FIRSTPKT,
531 	HAL_INT_TX_LASTPKT,
532 	HAL_INT_THRESHOLD
533 } HAL_INT_MITIGATION;
534 
535 /* XXX this is duplicate information! */
536 typedef struct {
537 	u_int32_t	cyclecnt_diff;		/* delta cycle count */
538 	u_int32_t	rxclr_cnt;		/* rx clear count */
539 	u_int32_t	txframecnt_diff;	/* delta tx frame count */
540 	u_int32_t	rxframecnt_diff;	/* delta rx frame count */
541 	u_int32_t	listen_time;		/* listen time in msec - time for which ch is free */
542 	u_int32_t	ofdmphyerr_cnt;		/* OFDM err count since last reset */
543 	u_int32_t	cckphyerr_cnt;		/* CCK err count since last reset */
544 	u_int32_t	ofdmphyerrcnt_diff;	/* delta OFDM Phy Error Count */
545 	HAL_BOOL	valid;			/* if the stats are valid*/
546 } HAL_ANISTATS;
547 
548 typedef struct {
549 	u_int8_t	txctl_offset;
550 	u_int8_t	txctl_numwords;
551 	u_int8_t	txstatus_offset;
552 	u_int8_t	txstatus_numwords;
553 
554 	u_int8_t	rxctl_offset;
555 	u_int8_t	rxctl_numwords;
556 	u_int8_t	rxstatus_offset;
557 	u_int8_t	rxstatus_numwords;
558 
559 	u_int8_t	macRevision;
560 } HAL_DESC_INFO;
561 
562 typedef enum {
563 	HAL_GPIO_OUTPUT_MUX_AS_OUTPUT		= 0,
564 	HAL_GPIO_OUTPUT_MUX_PCIE_ATTENTION_LED	= 1,
565 	HAL_GPIO_OUTPUT_MUX_PCIE_POWER_LED	= 2,
566 	HAL_GPIO_OUTPUT_MUX_MAC_NETWORK_LED	= 3,
567 	HAL_GPIO_OUTPUT_MUX_MAC_POWER_LED	= 4,
568 	HAL_GPIO_OUTPUT_MUX_AS_WLAN_ACTIVE	= 5,
569 	HAL_GPIO_OUTPUT_MUX_AS_TX_FRAME		= 6,
570 
571 	HAL_GPIO_OUTPUT_MUX_AS_MCI_WLAN_DATA,
572 	HAL_GPIO_OUTPUT_MUX_AS_MCI_WLAN_CLK,
573 	HAL_GPIO_OUTPUT_MUX_AS_MCI_BT_DATA,
574 	HAL_GPIO_OUTPUT_MUX_AS_MCI_BT_CLK,
575 	HAL_GPIO_OUTPUT_MUX_AS_WL_IN_TX,
576 	HAL_GPIO_OUTPUT_MUX_AS_WL_IN_RX,
577 	HAL_GPIO_OUTPUT_MUX_AS_BT_IN_TX,
578 	HAL_GPIO_OUTPUT_MUX_AS_BT_IN_RX,
579 	HAL_GPIO_OUTPUT_MUX_AS_RUCKUS_STROBE,
580 	HAL_GPIO_OUTPUT_MUX_AS_RUCKUS_DATA,
581 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL0,
582 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL1,
583 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL2,
584 	HAL_GPIO_OUTPUT_MUX_NUM_ENTRIES
585 } HAL_GPIO_MUX_TYPE;
586 
587 typedef enum {
588 	HAL_GPIO_INTR_LOW		= 0,
589 	HAL_GPIO_INTR_HIGH		= 1,
590 	HAL_GPIO_INTR_DISABLE		= 2
591 } HAL_GPIO_INTR_TYPE;
592 
593 typedef struct halCounters {
594     u_int32_t   tx_frame_count;
595     u_int32_t   rx_frame_count;
596     u_int32_t   rx_clear_count;
597     u_int32_t   cycle_count;
598     u_int8_t    is_rx_active;     // true (1) or false (0)
599     u_int8_t    is_tx_active;     // true (1) or false (0)
600 } HAL_COUNTERS;
601 
602 typedef enum {
603 	HAL_RFGAIN_INACTIVE		= 0,
604 	HAL_RFGAIN_READ_REQUESTED	= 1,
605 	HAL_RFGAIN_NEED_CHANGE		= 2
606 } HAL_RFGAIN;
607 
608 typedef uint16_t HAL_CTRY_CODE;		/* country code */
609 typedef uint16_t HAL_REG_DOMAIN;		/* regulatory domain code */
610 
611 #define HAL_ANTENNA_MIN_MODE  0
612 #define HAL_ANTENNA_FIXED_A   1
613 #define HAL_ANTENNA_FIXED_B   2
614 #define HAL_ANTENNA_MAX_MODE  3
615 
616 typedef struct {
617 	uint32_t	ackrcv_bad;
618 	uint32_t	rts_bad;
619 	uint32_t	rts_good;
620 	uint32_t	fcs_bad;
621 	uint32_t	beacons;
622 } HAL_MIB_STATS;
623 
624 /*
625  * These bits represent what's in ah_currentRDext.
626  */
627 typedef enum {
628 	REG_EXT_FCC_MIDBAND		= 0,
629 	REG_EXT_JAPAN_MIDBAND		= 1,
630 	REG_EXT_FCC_DFS_HT40		= 2,
631 	REG_EXT_JAPAN_NONDFS_HT40	= 3,
632 	REG_EXT_JAPAN_DFS_HT40		= 4
633 } REG_EXT_BITMAP;
634 
635 enum {
636 	HAL_MODE_11A	= 0x001,		/* 11a channels */
637 	HAL_MODE_TURBO	= 0x002,		/* 11a turbo-only channels */
638 	HAL_MODE_11B	= 0x004,		/* 11b channels */
639 	HAL_MODE_PUREG	= 0x008,		/* 11g channels (OFDM only) */
640 #ifdef notdef
641 	HAL_MODE_11G	= 0x010,		/* 11g channels (OFDM/CCK) */
642 #else
643 	HAL_MODE_11G	= 0x008,		/* XXX historical */
644 #endif
645 	HAL_MODE_108G	= 0x020,		/* 11g+Turbo channels */
646 	HAL_MODE_108A	= 0x040,		/* 11a+Turbo channels */
647 	HAL_MODE_11A_HALF_RATE = 0x200,		/* 11a half width channels */
648 	HAL_MODE_11A_QUARTER_RATE = 0x400,	/* 11a quarter width channels */
649 	HAL_MODE_11G_HALF_RATE = 0x800,		/* 11g half width channels */
650 	HAL_MODE_11G_QUARTER_RATE = 0x1000,	/* 11g quarter width channels */
651 	HAL_MODE_11NG_HT20	= 0x008000,
652 	HAL_MODE_11NA_HT20  	= 0x010000,
653 	HAL_MODE_11NG_HT40PLUS	= 0x020000,
654 	HAL_MODE_11NG_HT40MINUS	= 0x040000,
655 	HAL_MODE_11NA_HT40PLUS	= 0x080000,
656 	HAL_MODE_11NA_HT40MINUS	= 0x100000,
657 	HAL_MODE_ALL	= 0xffffff
658 };
659 
660 typedef struct {
661 	int		rateCount;		/* NB: for proper padding */
662 	uint8_t		rateCodeToIndex[256];	/* back mapping */
663 	struct {
664 		uint8_t		valid;		/* valid for rate control use */
665 		uint8_t		phy;		/* CCK/OFDM/XR */
666 		uint32_t	rateKbps;	/* transfer rate in kbs */
667 		uint8_t		rateCode;	/* rate for h/w descriptors */
668 		uint8_t		shortPreamble;	/* mask for enabling short
669 						 * preamble in CCK rate code */
670 		uint8_t		dot11Rate;	/* value for supported rates
671 						 * info element of MLME */
672 		uint8_t		controlRate;	/* index of next lower basic
673 						 * rate; used for dur. calcs */
674 		uint16_t	lpAckDuration;	/* long preamble ACK duration */
675 		uint16_t	spAckDuration;	/* short preamble ACK duration*/
676 	} info[64];
677 } HAL_RATE_TABLE;
678 
679 typedef struct {
680 	u_int		rs_count;		/* number of valid entries */
681 	uint8_t	rs_rates[64];		/* rates */
682 } HAL_RATE_SET;
683 
684 /*
685  * 802.11n specific structures and enums
686  */
687 typedef enum {
688 	HAL_CHAINTYPE_TX	= 1,	/* Tx chain type */
689 	HAL_CHAINTYPE_RX	= 2,	/* RX chain type */
690 } HAL_CHAIN_TYPE;
691 
692 typedef struct {
693 	u_int	Tries;
694 	u_int	Rate;		/* hardware rate code */
695 	u_int	RateIndex;	/* rate series table index */
696 	u_int	PktDuration;
697 	u_int	ChSel;
698 	u_int	RateFlags;
699 #define	HAL_RATESERIES_RTS_CTS		0x0001	/* use rts/cts w/this series */
700 #define	HAL_RATESERIES_2040		0x0002	/* use ext channel for series */
701 #define	HAL_RATESERIES_HALFGI		0x0004	/* use half-gi for series */
702 #define	HAL_RATESERIES_STBC		0x0008	/* use STBC for series */
703 	u_int	tx_power_cap;		/* in 1/2 dBm units XXX TODO */
704 } HAL_11N_RATE_SERIES;
705 
706 typedef enum {
707 	HAL_HT_MACMODE_20	= 0,	/* 20 MHz operation */
708 	HAL_HT_MACMODE_2040	= 1,	/* 20/40 MHz operation */
709 } HAL_HT_MACMODE;
710 
711 typedef enum {
712 	HAL_HT_PHYMODE_20	= 0,	/* 20 MHz operation */
713 	HAL_HT_PHYMODE_2040	= 1,	/* 20/40 MHz operation */
714 } HAL_HT_PHYMODE;
715 
716 typedef enum {
717 	HAL_HT_EXTPROTSPACING_20 = 0,	/* 20 MHz spacing */
718 	HAL_HT_EXTPROTSPACING_25 = 1,	/* 25 MHz spacing */
719 } HAL_HT_EXTPROTSPACING;
720 
721 
722 typedef enum {
723 	HAL_RX_CLEAR_CTL_LOW	= 0x1,	/* force control channel to appear busy */
724 	HAL_RX_CLEAR_EXT_LOW	= 0x2,	/* force extension channel to appear busy */
725 } HAL_HT_RXCLEAR;
726 
727 typedef enum {
728 	HAL_FREQ_BAND_5GHZ	= 0,
729 	HAL_FREQ_BAND_2GHZ	= 1,
730 } HAL_FREQ_BAND;
731 
732 /*
733  * Antenna switch control.  By default antenna selection
734  * enables multiple (2) antenna use.  To force use of the
735  * A or B antenna only specify a fixed setting.  Fixing
736  * the antenna will also disable any diversity support.
737  */
738 typedef enum {
739 	HAL_ANT_VARIABLE = 0,			/* variable by programming */
740 	HAL_ANT_FIXED_A	 = 1,			/* fixed antenna A */
741 	HAL_ANT_FIXED_B	 = 2,			/* fixed antenna B */
742 } HAL_ANT_SETTING;
743 
744 typedef enum {
745 	HAL_M_STA	= 1,			/* infrastructure station */
746 	HAL_M_IBSS	= 0,			/* IBSS (adhoc) station */
747 	HAL_M_HOSTAP	= 6,			/* Software Access Point */
748 	HAL_M_MONITOR	= 8			/* Monitor mode */
749 } HAL_OPMODE;
750 
751 typedef struct {
752 	uint8_t		kv_type;		/* one of HAL_CIPHER */
753 	uint8_t		kv_apsd;		/* Mask for APSD enabled ACs */
754 	uint16_t	kv_len;			/* length in bits */
755 	uint8_t		kv_val[16];		/* enough for 128-bit keys */
756 	uint8_t		kv_mic[8];		/* TKIP MIC key */
757 	uint8_t		kv_txmic[8];		/* TKIP TX MIC key (optional) */
758 } HAL_KEYVAL;
759 
760 /*
761  * This is the TX descriptor field which marks the key padding requirement.
762  * The naming is unfortunately unclear.
763  */
764 #define AH_KEYTYPE_MASK     0x0F
765 typedef enum {
766     HAL_KEY_TYPE_CLEAR,
767     HAL_KEY_TYPE_WEP,
768     HAL_KEY_TYPE_AES,
769     HAL_KEY_TYPE_TKIP,
770 } HAL_KEY_TYPE;
771 
772 typedef enum {
773 	HAL_CIPHER_WEP		= 0,
774 	HAL_CIPHER_AES_OCB	= 1,
775 	HAL_CIPHER_AES_CCM	= 2,
776 	HAL_CIPHER_CKIP		= 3,
777 	HAL_CIPHER_TKIP		= 4,
778 	HAL_CIPHER_CLR		= 5,		/* no encryption */
779 
780 	HAL_CIPHER_MIC		= 127		/* TKIP-MIC, not a cipher */
781 } HAL_CIPHER;
782 
783 enum {
784 	HAL_SLOT_TIME_6	 = 6,			/* NB: for turbo mode */
785 	HAL_SLOT_TIME_9	 = 9,
786 	HAL_SLOT_TIME_20 = 20,
787 };
788 
789 /*
790  * Per-station beacon timer state.  Note that the specified
791  * beacon interval (given in TU's) can also include flags
792  * to force a TSF reset and to enable the beacon xmit logic.
793  * If bs_cfpmaxduration is non-zero the hardware is setup to
794  * coexist with a PCF-capable AP.
795  */
796 typedef struct {
797 	uint32_t	bs_nexttbtt;		/* next beacon in TU */
798 	uint32_t	bs_nextdtim;		/* next DTIM in TU */
799 	uint32_t	bs_intval;		/* beacon interval+flags */
800 /*
801  * HAL_BEACON_PERIOD, HAL_BEACON_ENA and HAL_BEACON_RESET_TSF
802  * are all 1:1 correspondances with the pre-11n chip AR_BEACON
803  * register.
804  */
805 #define	HAL_BEACON_PERIOD	0x0000ffff	/* beacon interval period */
806 #define	HAL_BEACON_PERIOD_TU8	0x0007ffff	/* beacon interval, tu/8 */
807 #define	HAL_BEACON_ENA		0x00800000	/* beacon xmit enable */
808 #define	HAL_BEACON_RESET_TSF	0x01000000	/* clear TSF */
809 #define	HAL_TSFOOR_THRESHOLD	0x00004240	/* TSF OOR thresh (16k uS) */
810 	uint32_t	bs_dtimperiod;
811 	uint16_t	bs_cfpperiod;		/* CFP period in TU */
812 	uint16_t	bs_cfpmaxduration;	/* max CFP duration in TU */
813 	uint32_t	bs_cfpnext;		/* next CFP in TU */
814 	uint16_t	bs_timoffset;		/* byte offset to TIM bitmap */
815 	uint16_t	bs_bmissthreshold;	/* beacon miss threshold */
816 	uint32_t	bs_sleepduration;	/* max sleep duration */
817 	uint32_t	bs_tsfoor_threshold;	/* TSF out of range threshold */
818 } HAL_BEACON_STATE;
819 
820 /*
821  * Like HAL_BEACON_STATE but for non-station mode setup.
822  * NB: see above flag definitions for bt_intval.
823  */
824 typedef struct {
825 	uint32_t	bt_intval;		/* beacon interval+flags */
826 	uint32_t	bt_nexttbtt;		/* next beacon in TU */
827 	uint32_t	bt_nextatim;		/* next ATIM in TU */
828 	uint32_t	bt_nextdba;		/* next DBA in 1/8th TU */
829 	uint32_t	bt_nextswba;		/* next SWBA in 1/8th TU */
830 	uint32_t	bt_flags;		/* timer enables */
831 #define HAL_BEACON_TBTT_EN	0x00000001
832 #define HAL_BEACON_DBA_EN	0x00000002
833 #define HAL_BEACON_SWBA_EN	0x00000004
834 } HAL_BEACON_TIMERS;
835 
836 /*
837  * Per-node statistics maintained by the driver for use in
838  * optimizing signal quality and other operational aspects.
839  */
840 typedef struct {
841 	uint32_t	ns_avgbrssi;	/* average beacon rssi */
842 	uint32_t	ns_avgrssi;	/* average data rssi */
843 	uint32_t	ns_avgtxrssi;	/* average tx rssi */
844 } HAL_NODE_STATS;
845 
846 #define	HAL_RSSI_EP_MULTIPLIER	(1<<7)	/* pow2 to optimize out * and / */
847 
848 
849 struct ath_desc;
850 struct ath_tx_status;
851 struct ath_rx_status;
852 struct ieee80211_channel;
853 
854 /*
855  * This is a channel survey sample entry.
856  *
857  * The AR5212 ANI routines fill these samples. The ANI code then uses it
858  * when calculating listen time; it is also exported via a diagnostic
859  * API.
860  */
861 typedef struct {
862 	uint32_t        seq_num;
863 	uint32_t        tx_busy;
864 	uint32_t        rx_busy;
865 	uint32_t        chan_busy;
866 	uint32_t        ext_chan_busy;
867 	uint32_t        cycle_count;
868 	/* XXX TODO */
869 	uint32_t        ofdm_phyerr_count;
870 	uint32_t        cck_phyerr_count;
871 } HAL_SURVEY_SAMPLE;
872 
873 /*
874  * This provides 3.2 seconds of sample space given an
875  * ANI time of 1/10th of a second. This may not be enough!
876  */
877 #define	CHANNEL_SURVEY_SAMPLE_COUNT	32
878 
879 typedef struct {
880 	HAL_SURVEY_SAMPLE samples[CHANNEL_SURVEY_SAMPLE_COUNT];
881 	uint32_t cur_sample;	/* current sample in sequence */
882 	uint32_t cur_seq;	/* current sequence number */
883 } HAL_CHANNEL_SURVEY;
884 
885 /*
886  * ANI commands.
887  *
888  * These are used both internally and externally via the diagnostic
889  * API.
890  *
891  * Note that this is NOT the ANI commands being used via the INTMIT
892  * capability - that has a different mapping for some reason.
893  */
894 typedef enum {
895 	HAL_ANI_PRESENT = 0,			/* is ANI support present */
896 	HAL_ANI_NOISE_IMMUNITY_LEVEL = 1,	/* set level */
897 	HAL_ANI_OFDM_WEAK_SIGNAL_DETECTION = 2,	/* enable/disable */
898 	HAL_ANI_CCK_WEAK_SIGNAL_THR = 3,	/* enable/disable */
899 	HAL_ANI_FIRSTEP_LEVEL = 4,		/* set level */
900 	HAL_ANI_SPUR_IMMUNITY_LEVEL = 5,	/* set level */
901 	HAL_ANI_MODE = 6,			/* 0 => manual, 1 => auto (XXX do not change) */
902 	HAL_ANI_PHYERR_RESET = 7,		/* reset phy error stats */
903 	HAL_ANI_MRC_CCK = 8,
904 } HAL_ANI_CMD;
905 
906 #define	HAL_ANI_ALL		0xffffffff
907 
908 /*
909  * This is the layout of the ANI INTMIT capability.
910  *
911  * Notice that the command values differ to HAL_ANI_CMD.
912  */
913 typedef enum {
914 	HAL_CAP_INTMIT_PRESENT = 0,
915 	HAL_CAP_INTMIT_ENABLE = 1,
916 	HAL_CAP_INTMIT_NOISE_IMMUNITY_LEVEL = 2,
917 	HAL_CAP_INTMIT_OFDM_WEAK_SIGNAL_LEVEL = 3,
918 	HAL_CAP_INTMIT_CCK_WEAK_SIGNAL_THR = 4,
919 	HAL_CAP_INTMIT_FIRSTEP_LEVEL = 5,
920 	HAL_CAP_INTMIT_SPUR_IMMUNITY_LEVEL = 6
921 } HAL_CAP_INTMIT_CMD;
922 
923 typedef struct {
924 	int32_t		pe_firpwr;	/* FIR pwr out threshold */
925 	int32_t		pe_rrssi;	/* Radar rssi thresh */
926 	int32_t		pe_height;	/* Pulse height thresh */
927 	int32_t		pe_prssi;	/* Pulse rssi thresh */
928 	int32_t		pe_inband;	/* Inband thresh */
929 
930 	/* The following params are only for AR5413 and later */
931 	u_int32_t	pe_relpwr;	/* Relative power threshold in 0.5dB steps */
932 	u_int32_t	pe_relstep;	/* Pulse Relative step threshold in 0.5dB steps */
933 	u_int32_t	pe_maxlen;	/* Max length of radar sign in 0.8us units */
934 	int32_t		pe_usefir128;	/* Use the average in-band power measured over 128 cycles */
935 	int32_t		pe_blockradar;	/*
936 					 * Enable to block radar check if pkt detect is done via OFDM
937 					 * weak signal detect or pkt is detected immediately after tx
938 					 * to rx transition
939 					 */
940 	int32_t		pe_enmaxrssi;	/*
941 					 * Enable to use the max rssi instead of the last rssi during
942 					 * fine gain changes for radar detection
943 					 */
944 	int32_t		pe_extchannel;	/* Enable DFS on ext channel */
945 	int32_t		pe_enabled;	/* Whether radar detection is enabled */
946 	int32_t		pe_enrelpwr;
947 	int32_t		pe_en_relstep_check;
948 } HAL_PHYERR_PARAM;
949 
950 #define	HAL_PHYERR_PARAM_NOVAL	65535
951 
952 typedef struct {
953 	u_int16_t	ss_fft_period;	/* Skip interval for FFT reports */
954 	u_int16_t	ss_period;	/* Spectral scan period */
955 	u_int16_t	ss_count;	/* # of reports to return from ss_active */
956 	u_int16_t	ss_short_report;/* Set to report ony 1 set of FFT results */
957 	u_int8_t	radar_bin_thresh_sel;	/* strong signal radar FFT threshold configuration */
958 	u_int16_t	ss_spectral_pri;		/* are we doing a noise power cal ? */
959 	int8_t		ss_nf_cal[AH_MAX_CHAINS*2];     /* nf calibrated values for ctl+ext from eeprom */
960 	int8_t		ss_nf_pwr[AH_MAX_CHAINS*2];     /* nf pwr values for ctl+ext from eeprom */
961 	int32_t		ss_nf_temp_data;	/* temperature data taken during nf scan */
962 	int		ss_enabled;
963 	int		ss_active;
964 } HAL_SPECTRAL_PARAM;
965 #define	HAL_SPECTRAL_PARAM_NOVAL	0xFFFF
966 #define	HAL_SPECTRAL_PARAM_ENABLE	0x8000	/* Enable/Disable if applicable */
967 
968 /*
969  * DFS operating mode flags.
970  */
971 typedef enum {
972 	HAL_DFS_UNINIT_DOMAIN	= 0,	/* Uninitialized dfs domain */
973 	HAL_DFS_FCC_DOMAIN	= 1,	/* FCC3 dfs domain */
974 	HAL_DFS_ETSI_DOMAIN	= 2,	/* ETSI dfs domain */
975 	HAL_DFS_MKK4_DOMAIN	= 3,	/* Japan dfs domain */
976 } HAL_DFS_DOMAIN;
977 
978 
979 /*
980  * MFP decryption options for initializing the MAC.
981  */
982 typedef enum {
983 	HAL_MFP_QOSDATA = 0,	/* Decrypt MFP frames like QoS data frames. All chips before Merlin. */
984 	HAL_MFP_PASSTHRU,	/* Don't decrypt MFP frames at all. Passthrough */
985 	HAL_MFP_HW_CRYPTO	/* hardware decryption enabled. Merlin can do it. */
986 } HAL_MFP_OPT_T;
987 
988 /* LNA config supported */
989 typedef enum {
990 	HAL_ANT_DIV_COMB_LNA1_MINUS_LNA2	= 0,
991 	HAL_ANT_DIV_COMB_LNA2			= 1,
992 	HAL_ANT_DIV_COMB_LNA1			= 2,
993 	HAL_ANT_DIV_COMB_LNA1_PLUS_LNA2		= 3,
994 } HAL_ANT_DIV_COMB_LNA_CONF;
995 
996 typedef struct {
997 	u_int8_t	main_lna_conf;
998 	u_int8_t	alt_lna_conf;
999 	u_int8_t	fast_div_bias;
1000 	u_int8_t	main_gaintb;
1001 	u_int8_t	alt_gaintb;
1002 	u_int8_t	antdiv_configgroup;
1003 	int8_t		lna1_lna2_delta;
1004 } HAL_ANT_COMB_CONFIG;
1005 
1006 #define	DEFAULT_ANTDIV_CONFIG_GROUP	0x00
1007 #define	HAL_ANTDIV_CONFIG_GROUP_1	0x01
1008 #define	HAL_ANTDIV_CONFIG_GROUP_2	0x02
1009 #define	HAL_ANTDIV_CONFIG_GROUP_3	0x03
1010 
1011 /*
1012  * Flag for setting QUIET period
1013  */
1014 typedef enum {
1015 	HAL_QUIET_DISABLE		= 0x0,
1016 	HAL_QUIET_ENABLE		= 0x1,
1017 	HAL_QUIET_ADD_CURRENT_TSF	= 0x2,	/* add current TSF to next_start offset */
1018 	HAL_QUIET_ADD_SWBA_RESP_TIME	= 0x4,	/* add beacon response time to next_start offset */
1019 } HAL_QUIET_FLAG;
1020 
1021 #define	HAL_DFS_EVENT_PRICH		0x0000001
1022 #define	HAL_DFS_EVENT_EXTCH		0x0000002
1023 #define	HAL_DFS_EVENT_EXTEARLY		0x0000004
1024 #define	HAL_DFS_EVENT_ISDC		0x0000008
1025 
1026 struct hal_dfs_event {
1027 	uint64_t	re_full_ts;	/* 64-bit full timestamp from interrupt time */
1028 	uint32_t	re_ts;		/* Original 15 bit recv timestamp */
1029 	uint8_t		re_rssi;	/* rssi of radar event */
1030 	uint8_t		re_dur;		/* duration of radar pulse */
1031 	uint32_t	re_flags;	/* Flags (see above) */
1032 };
1033 typedef struct hal_dfs_event HAL_DFS_EVENT;
1034 
1035 /*
1036  * Generic Timer domain
1037  */
1038 typedef enum {
1039 	HAL_GEN_TIMER_TSF = 0,
1040 	HAL_GEN_TIMER_TSF2,
1041 	HAL_GEN_TIMER_TSF_ANY
1042 } HAL_GEN_TIMER_DOMAIN;
1043 
1044 typedef enum {
1045 	HAL_RESET_NONE = 0x0,
1046 	HAL_RESET_BBPANIC = 0x1,
1047 } HAL_RESET_TYPE;
1048 
1049 /*
1050  * BT Co-existence definitions
1051  */
1052 typedef enum {
1053 	HAL_BT_MODULE_CSR_BC4	= 0,	/* CSR BlueCore v4 */
1054 	HAL_BT_MODULE_JANUS	= 1,	/* Kite + Valkyrie combo */
1055 	HAL_BT_MODULE_HELIUS	= 2,	/* Kiwi + Valkyrie combo */
1056 	HAL_MAX_BT_MODULES
1057 } HAL_BT_MODULE;
1058 
1059 typedef struct {
1060 	HAL_BT_MODULE	bt_module;
1061 	u_int8_t	bt_coex_config;
1062 	u_int8_t	bt_gpio_bt_active;
1063 	u_int8_t	bt_gpio_bt_priority;
1064 	u_int8_t	bt_gpio_wlan_active;
1065 	u_int8_t	bt_active_polarity;
1066 	HAL_BOOL	bt_single_ant;
1067 	u_int8_t	bt_dutyCycle;
1068 	u_int8_t	bt_isolation;
1069 	u_int8_t	bt_period;
1070 } HAL_BT_COEX_INFO;
1071 
1072 typedef enum {
1073 	HAL_BT_COEX_MODE_LEGACY		= 0,	/* legacy rx_clear mode */
1074 	HAL_BT_COEX_MODE_UNSLOTTED	= 1,	/* untimed/unslotted mode */
1075 	HAL_BT_COEX_MODE_SLOTTED	= 2,	/* slotted mode */
1076 	HAL_BT_COEX_MODE_DISALBED	= 3,	/* coexistence disabled */
1077 } HAL_BT_COEX_MODE;
1078 
1079 typedef enum {
1080 	HAL_BT_COEX_CFG_NONE,		/* No bt coex enabled */
1081 	HAL_BT_COEX_CFG_2WIRE_2CH,	/* 2-wire with 2 chains */
1082 	HAL_BT_COEX_CFG_2WIRE_CH1,	/* 2-wire with ch1 */
1083 	HAL_BT_COEX_CFG_2WIRE_CH0,	/* 2-wire with ch0 */
1084 	HAL_BT_COEX_CFG_3WIRE,		/* 3-wire */
1085 	HAL_BT_COEX_CFG_MCI		/* MCI */
1086 } HAL_BT_COEX_CFG;
1087 
1088 typedef enum {
1089 	HAL_BT_COEX_SET_ACK_PWR		= 0,	/* Change ACK power setting */
1090 	HAL_BT_COEX_LOWER_TX_PWR,		/* Change transmit power */
1091 	HAL_BT_COEX_ANTENNA_DIVERSITY,	/* Enable RX diversity for Kite */
1092 	HAL_BT_COEX_MCI_MAX_TX_PWR,	/* Set max tx power for concurrent tx */
1093 	HAL_BT_COEX_MCI_FTP_STOMP_RX,	/* Use a different weight for stomp low */
1094 } HAL_BT_COEX_SET_PARAMETER;
1095 
1096 #define	HAL_BT_COEX_FLAG_LOW_ACK_PWR	0x00000001
1097 #define	HAL_BT_COEX_FLAG_LOWER_TX_PWR	0x00000002
1098 /* Check Rx Diversity is allowed */
1099 #define	HAL_BT_COEX_FLAG_ANT_DIV_ALLOW	0x00000004
1100 /* Check Diversity is on or off */
1101 #define	HAL_BT_COEX_FLAG_ANT_DIV_ENABLE	0x00000008
1102 
1103 #define	HAL_BT_COEX_ANTDIV_CONTROL1_ENABLE	0x0b
1104 /* main: LNA1, alt: LNA2 */
1105 #define	HAL_BT_COEX_ANTDIV_CONTROL2_ENABLE	0x09
1106 #define	HAL_BT_COEX_ANTDIV_CONTROL1_FIXED_A	0x04
1107 #define	HAL_BT_COEX_ANTDIV_CONTROL2_FIXED_A	0x09
1108 #define	HAL_BT_COEX_ANTDIV_CONTROL1_FIXED_B	0x02
1109 #define	HAL_BT_COEX_ANTDIV_CONTROL2_FIXED_B	0x06
1110 
1111 #define	HAL_BT_COEX_ISOLATION_FOR_NO_COEX	30
1112 
1113 #define	HAL_BT_COEX_ANT_DIV_SWITCH_COM	0x66666666
1114 
1115 #define	HAL_BT_COEX_HELIUS_CHAINMASK	0x02
1116 
1117 #define	HAL_BT_COEX_LOW_ACK_POWER	0x0
1118 #define	HAL_BT_COEX_HIGH_ACK_POWER	0x3f3f3f
1119 
1120 typedef enum {
1121 	HAL_BT_COEX_NO_STOMP = 0,
1122 	HAL_BT_COEX_STOMP_ALL,
1123 	HAL_BT_COEX_STOMP_LOW,
1124 	HAL_BT_COEX_STOMP_NONE,
1125 	HAL_BT_COEX_STOMP_ALL_FORCE,
1126 	HAL_BT_COEX_STOMP_LOW_FORCE,
1127 } HAL_BT_COEX_STOMP_TYPE;
1128 
1129 typedef struct {
1130 	/* extend rx_clear after tx/rx to protect the burst (in usec). */
1131 	u_int8_t	bt_time_extend;
1132 
1133 	/*
1134 	 * extend rx_clear as long as txsm is
1135 	 * transmitting or waiting for ack.
1136 	 */
1137 	HAL_BOOL	bt_txstate_extend;
1138 
1139 	/*
1140 	 * extend rx_clear so that when tx_frame
1141 	 * is asserted, rx_clear will drop.
1142 	 */
1143 	HAL_BOOL	bt_txframe_extend;
1144 
1145 	/*
1146 	 * coexistence mode
1147 	 */
1148 	HAL_BT_COEX_MODE	bt_mode;
1149 
1150 	/*
1151 	 * treat BT high priority traffic as
1152 	 * a quiet collision
1153 	 */
1154 	HAL_BOOL	bt_quiet_collision;
1155 
1156 	/*
1157 	 * invert rx_clear as WLAN_ACTIVE
1158 	 */
1159 	HAL_BOOL	bt_rxclear_polarity;
1160 
1161 	/*
1162 	 * slotted mode only. indicate the time in usec
1163 	 * from the rising edge of BT_ACTIVE to the time
1164 	 * BT_PRIORITY can be sampled to indicate priority.
1165 	 */
1166 	u_int8_t	bt_priority_time;
1167 
1168 	/*
1169 	 * slotted mode only. indicate the time in usec
1170 	 * from the rising edge of BT_ACTIVE to the time
1171 	 * BT_PRIORITY can be sampled to indicate tx/rx and
1172 	 * BT_FREQ is sampled.
1173 	 */
1174 	u_int8_t	bt_first_slot_time;
1175 
1176 	/*
1177 	 * slotted mode only. rx_clear and bt_ant decision
1178 	 * will be held the entire time that BT_ACTIVE is asserted,
1179 	 * otherwise the decision is made before every slot boundry.
1180 	 */
1181 	HAL_BOOL	bt_hold_rxclear;
1182 } HAL_BT_COEX_CONFIG;
1183 
1184 struct hal_bb_panic_info {
1185 	u_int32_t	status;
1186 	u_int32_t	tsf;
1187 	u_int32_t	phy_panic_wd_ctl1;
1188 	u_int32_t	phy_panic_wd_ctl2;
1189 	u_int32_t	phy_gen_ctrl;
1190 	u_int32_t	rxc_pcnt;
1191 	u_int32_t	rxf_pcnt;
1192 	u_int32_t	txf_pcnt;
1193 	u_int32_t	cycles;
1194 	u_int32_t	wd;
1195 	u_int32_t	det;
1196 	u_int32_t	rdar;
1197 	u_int32_t	r_odfm;
1198 	u_int32_t	r_cck;
1199 	u_int32_t	t_odfm;
1200 	u_int32_t	t_cck;
1201 	u_int32_t	agc;
1202 	u_int32_t	src;
1203 };
1204 
1205 /* Serialize Register Access Mode */
1206 typedef enum {
1207 	SER_REG_MODE_OFF	= 0,
1208 	SER_REG_MODE_ON		= 1,
1209 	SER_REG_MODE_AUTO	= 2,
1210 } SER_REG_MODE;
1211 
1212 typedef struct
1213 {
1214 	int ah_debug;			/* only used if AH_DEBUG is defined */
1215 	int ah_ar5416_biasadj;		/* enable AR2133 radio specific bias fiddling */
1216 
1217 	/* NB: these are deprecated; they exist for now for compatibility */
1218 	int ah_dma_beacon_response_time;/* in TU's */
1219 	int ah_sw_beacon_response_time;	/* in TU's */
1220 	int ah_additional_swba_backoff;	/* in TU's */
1221 	int ah_force_full_reset;	/* force full chip reset rather then warm reset */
1222 	int ah_serialise_reg_war;	/* force serialisation of register IO */
1223 
1224 	/* XXX these don't belong here, they're just for the ar9300  HAL port effort */
1225 	int ath_hal_desc_tpc;		/* Per-packet TPC */
1226 	int ath_hal_sta_update_tx_pwr_enable;	/* GreenTX */
1227 	int ath_hal_sta_update_tx_pwr_enable_S1;	/* GreenTX */
1228 	int ath_hal_sta_update_tx_pwr_enable_S2;	/* GreenTX */
1229 	int ath_hal_sta_update_tx_pwr_enable_S3;	/* GreenTX */
1230 
1231 	/* I'm not sure what the default values for these should be */
1232 	int ath_hal_pll_pwr_save;
1233 	int ath_hal_pcie_power_save_enable;
1234 	int ath_hal_intr_mitigation_rx;
1235 	int ath_hal_intr_mitigation_tx;
1236 
1237 	int ath_hal_pcie_clock_req;
1238 #define	AR_PCIE_PLL_PWRSAVE_CONTROL	(1<<0)
1239 #define	AR_PCIE_PLL_PWRSAVE_ON_D3	(1<<1)
1240 #define	AR_PCIE_PLL_PWRSAVE_ON_D0	(1<<2)
1241 
1242 	int ath_hal_pcie_waen;
1243 	int ath_hal_pcie_ser_des_write;
1244 
1245 	/* these are important for correct AR9300 behaviour */
1246 	int ath_hal_ht_enable;		/* needs to be enabled for AR9300 HT */
1247 	int ath_hal_diversity_control;
1248 	int ath_hal_antenna_switch_swap;
1249 	int ath_hal_ext_lna_ctl_gpio;
1250 	int ath_hal_spur_mode;
1251 	int ath_hal_6mb_ack;		/* should set this to 1 for 11a/11na? */
1252 	int ath_hal_enable_msi;		/* enable MSI interrupts (needed?) */
1253 	int ath_hal_beacon_filter_interval;	/* ok to be 0 for now? */
1254 
1255 	/* For now, set this to 0 - net80211 needs to know about hardware MFP support */
1256 	int ath_hal_mfp_support;
1257 
1258 	int ath_hal_enable_ani;	/* should set this.. */
1259 	int ath_hal_cwm_ignore_ext_cca;
1260 	int ath_hal_show_bb_panic;
1261 	int ath_hal_ant_ctrl_comm2g_switch_enable;
1262 	int ath_hal_ext_atten_margin_cfg;
1263 	int ath_hal_war70c;
1264 	uint32_t ath_hal_mci_config;
1265 } HAL_OPS_CONFIG;
1266 
1267 /*
1268  * Hardware Access Layer (HAL) API.
1269  *
1270  * Clients of the HAL call ath_hal_attach to obtain a reference to an
1271  * ath_hal structure for use with the device.  Hardware-related operations
1272  * that follow must call back into the HAL through interface, supplying
1273  * the reference as the first parameter.  Note that before using the
1274  * reference returned by ath_hal_attach the caller should verify the
1275  * ABI version number.
1276  */
1277 struct ath_hal {
1278 	uint32_t	ah_magic;	/* consistency check magic number */
1279 	uint16_t	ah_devid;	/* PCI device ID */
1280 	uint16_t	ah_subvendorid;	/* PCI subvendor ID */
1281 	HAL_SOFTC	ah_sc;		/* back pointer to driver/os state */
1282 	HAL_BUS_TAG	ah_st;		/* params for register r+w */
1283 	HAL_BUS_HANDLE	ah_sh;
1284 	HAL_CTRY_CODE	ah_countryCode;
1285 
1286 	uint32_t	ah_macVersion;	/* MAC version id */
1287 	uint16_t	ah_macRev;	/* MAC revision */
1288 	uint16_t	ah_phyRev;	/* PHY revision */
1289 	/* NB: when only one radio is present the rev is in 5Ghz */
1290 	uint16_t	ah_analog5GhzRev;/* 5GHz radio revision */
1291 	uint16_t	ah_analog2GhzRev;/* 2GHz radio revision */
1292 
1293 	uint16_t	*ah_eepromdata;	/* eeprom buffer, if needed */
1294 
1295 	uint32_t	ah_intrstate[8];	/* last int state */
1296 	uint32_t	ah_syncstate;		/* last sync intr state */
1297 
1298 	HAL_OPS_CONFIG ah_config;
1299 	const HAL_RATE_TABLE *__ahdecl(*ah_getRateTable)(struct ath_hal *,
1300 				u_int mode);
1301 	void	  __ahdecl(*ah_detach)(struct ath_hal*);
1302 
1303 	/* Reset functions */
1304 	HAL_BOOL  __ahdecl(*ah_reset)(struct ath_hal *, HAL_OPMODE,
1305 				struct ieee80211_channel *,
1306 				HAL_BOOL bChannelChange, HAL_STATUS *status);
1307 	HAL_BOOL  __ahdecl(*ah_phyDisable)(struct ath_hal *);
1308 	HAL_BOOL  __ahdecl(*ah_disable)(struct ath_hal *);
1309 	void	  __ahdecl(*ah_configPCIE)(struct ath_hal *, HAL_BOOL restore,
1310 				HAL_BOOL power_off);
1311 	void	  __ahdecl(*ah_disablePCIE)(struct ath_hal *);
1312 	void	  __ahdecl(*ah_setPCUConfig)(struct ath_hal *);
1313 	HAL_BOOL  __ahdecl(*ah_perCalibration)(struct ath_hal*,
1314 			struct ieee80211_channel *, HAL_BOOL *);
1315 	HAL_BOOL  __ahdecl(*ah_perCalibrationN)(struct ath_hal *,
1316 			struct ieee80211_channel *, u_int chainMask,
1317 			HAL_BOOL longCal, HAL_BOOL *isCalDone);
1318 	HAL_BOOL  __ahdecl(*ah_resetCalValid)(struct ath_hal *,
1319 			const struct ieee80211_channel *);
1320 	HAL_BOOL  __ahdecl(*ah_setTxPower)(struct ath_hal *,
1321 	    		const struct ieee80211_channel *, uint16_t *);
1322 	HAL_BOOL  __ahdecl(*ah_setTxPowerLimit)(struct ath_hal *, uint32_t);
1323 	HAL_BOOL  __ahdecl(*ah_setBoardValues)(struct ath_hal *,
1324 	    		const struct ieee80211_channel *);
1325 
1326 	/* Transmit functions */
1327 	HAL_BOOL  __ahdecl(*ah_updateTxTrigLevel)(struct ath_hal*,
1328 				HAL_BOOL incTrigLevel);
1329 	int	  __ahdecl(*ah_setupTxQueue)(struct ath_hal *, HAL_TX_QUEUE,
1330 				const HAL_TXQ_INFO *qInfo);
1331 	HAL_BOOL  __ahdecl(*ah_setTxQueueProps)(struct ath_hal *, int q,
1332 				const HAL_TXQ_INFO *qInfo);
1333 	HAL_BOOL  __ahdecl(*ah_getTxQueueProps)(struct ath_hal *, int q,
1334 				HAL_TXQ_INFO *qInfo);
1335 	HAL_BOOL  __ahdecl(*ah_releaseTxQueue)(struct ath_hal *ah, u_int q);
1336 	HAL_BOOL  __ahdecl(*ah_resetTxQueue)(struct ath_hal *ah, u_int q);
1337 	uint32_t __ahdecl(*ah_getTxDP)(struct ath_hal*, u_int);
1338 	HAL_BOOL  __ahdecl(*ah_setTxDP)(struct ath_hal*, u_int, uint32_t txdp);
1339 	uint32_t __ahdecl(*ah_numTxPending)(struct ath_hal *, u_int q);
1340 	HAL_BOOL  __ahdecl(*ah_startTxDma)(struct ath_hal*, u_int);
1341 	HAL_BOOL  __ahdecl(*ah_stopTxDma)(struct ath_hal*, u_int);
1342 	HAL_BOOL  __ahdecl(*ah_setupTxDesc)(struct ath_hal *, struct ath_desc *,
1343 				u_int pktLen, u_int hdrLen,
1344 				HAL_PKT_TYPE type, u_int txPower,
1345 				u_int txRate0, u_int txTries0,
1346 				u_int keyIx, u_int antMode, u_int flags,
1347 				u_int rtsctsRate, u_int rtsctsDuration,
1348 				u_int compicvLen, u_int compivLen,
1349 				u_int comp);
1350 	HAL_BOOL  __ahdecl(*ah_setupXTxDesc)(struct ath_hal *, struct ath_desc*,
1351 				u_int txRate1, u_int txTries1,
1352 				u_int txRate2, u_int txTries2,
1353 				u_int txRate3, u_int txTries3);
1354 	HAL_BOOL  __ahdecl(*ah_fillTxDesc)(struct ath_hal *, struct ath_desc *,
1355 				HAL_DMA_ADDR *bufAddrList, uint32_t *segLenList,
1356 				u_int descId, u_int qcuId, HAL_BOOL firstSeg,
1357 				HAL_BOOL lastSeg, const struct ath_desc *);
1358 	HAL_STATUS __ahdecl(*ah_procTxDesc)(struct ath_hal *,
1359 				struct ath_desc *, struct ath_tx_status *);
1360 	void	   __ahdecl(*ah_getTxIntrQueue)(struct ath_hal *, uint32_t *);
1361 	void	   __ahdecl(*ah_reqTxIntrDesc)(struct ath_hal *, struct ath_desc*);
1362 	HAL_BOOL	__ahdecl(*ah_getTxCompletionRates)(struct ath_hal *,
1363 				const struct ath_desc *ds, int *rates, int *tries);
1364 	void	  __ahdecl(*ah_setTxDescLink)(struct ath_hal *ah, void *ds,
1365 				uint32_t link);
1366 	void	  __ahdecl(*ah_getTxDescLink)(struct ath_hal *ah, void *ds,
1367 				uint32_t *link);
1368 	void	  __ahdecl(*ah_getTxDescLinkPtr)(struct ath_hal *ah, void *ds,
1369 				uint32_t **linkptr);
1370 	void	  __ahdecl(*ah_setupTxStatusRing)(struct ath_hal *,
1371 				void *ts_start, uint32_t ts_paddr_start,
1372 				uint16_t size);
1373 	void	  __ahdecl(*ah_getTxRawTxDesc)(struct ath_hal *, u_int32_t *);
1374 
1375 	/* Receive Functions */
1376 	uint32_t __ahdecl(*ah_getRxDP)(struct ath_hal*, HAL_RX_QUEUE);
1377 	void	  __ahdecl(*ah_setRxDP)(struct ath_hal*, uint32_t rxdp, HAL_RX_QUEUE);
1378 	void	  __ahdecl(*ah_enableReceive)(struct ath_hal*);
1379 	HAL_BOOL  __ahdecl(*ah_stopDmaReceive)(struct ath_hal*);
1380 	void	  __ahdecl(*ah_startPcuReceive)(struct ath_hal*);
1381 	void	  __ahdecl(*ah_stopPcuReceive)(struct ath_hal*);
1382 	void	  __ahdecl(*ah_setMulticastFilter)(struct ath_hal*,
1383 				uint32_t filter0, uint32_t filter1);
1384 	HAL_BOOL  __ahdecl(*ah_setMulticastFilterIndex)(struct ath_hal*,
1385 				uint32_t index);
1386 	HAL_BOOL  __ahdecl(*ah_clrMulticastFilterIndex)(struct ath_hal*,
1387 				uint32_t index);
1388 	uint32_t __ahdecl(*ah_getRxFilter)(struct ath_hal*);
1389 	void	  __ahdecl(*ah_setRxFilter)(struct ath_hal*, uint32_t);
1390 	HAL_BOOL  __ahdecl(*ah_setupRxDesc)(struct ath_hal *, struct ath_desc *,
1391 				uint32_t size, u_int flags);
1392 	HAL_STATUS __ahdecl(*ah_procRxDesc)(struct ath_hal *,
1393 				struct ath_desc *, uint32_t phyAddr,
1394 				struct ath_desc *next, uint64_t tsf,
1395 				struct ath_rx_status *);
1396 	void	  __ahdecl(*ah_rxMonitor)(struct ath_hal *,
1397 				const HAL_NODE_STATS *,
1398 				const struct ieee80211_channel *);
1399 	void      __ahdecl(*ah_aniPoll)(struct ath_hal *,
1400 				const struct ieee80211_channel *);
1401 	void	  __ahdecl(*ah_procMibEvent)(struct ath_hal *,
1402 				const HAL_NODE_STATS *);
1403 	void	  __ahdecl(*ah_rxAntCombDiversity)(struct ath_hal *,
1404 				struct ath_rx_status *,
1405 				unsigned long, int);
1406 
1407 	/* Misc Functions */
1408 	HAL_STATUS __ahdecl(*ah_getCapability)(struct ath_hal *,
1409 				HAL_CAPABILITY_TYPE, uint32_t capability,
1410 				uint32_t *result);
1411 	HAL_BOOL   __ahdecl(*ah_setCapability)(struct ath_hal *,
1412 				HAL_CAPABILITY_TYPE, uint32_t capability,
1413 				uint32_t setting, HAL_STATUS *);
1414 	HAL_BOOL   __ahdecl(*ah_getDiagState)(struct ath_hal *, int request,
1415 				const void *args, uint32_t argsize,
1416 				void **result, uint32_t *resultsize);
1417 	void	  __ahdecl(*ah_getMacAddress)(struct ath_hal *, uint8_t *);
1418 	HAL_BOOL  __ahdecl(*ah_setMacAddress)(struct ath_hal *, const uint8_t*);
1419 	void	  __ahdecl(*ah_getBssIdMask)(struct ath_hal *, uint8_t *);
1420 	HAL_BOOL  __ahdecl(*ah_setBssIdMask)(struct ath_hal *, const uint8_t*);
1421 	HAL_BOOL  __ahdecl(*ah_setRegulatoryDomain)(struct ath_hal*,
1422 				uint16_t, HAL_STATUS *);
1423 	void	  __ahdecl(*ah_setLedState)(struct ath_hal*, HAL_LED_STATE);
1424 	void	  __ahdecl(*ah_writeAssocid)(struct ath_hal*,
1425 				const uint8_t *bssid, uint16_t assocId);
1426 	HAL_BOOL  __ahdecl(*ah_gpioCfgOutput)(struct ath_hal *,
1427 				uint32_t gpio, HAL_GPIO_MUX_TYPE);
1428 	HAL_BOOL  __ahdecl(*ah_gpioCfgInput)(struct ath_hal *, uint32_t gpio);
1429 	uint32_t __ahdecl(*ah_gpioGet)(struct ath_hal *, uint32_t gpio);
1430 	HAL_BOOL  __ahdecl(*ah_gpioSet)(struct ath_hal *,
1431 				uint32_t gpio, uint32_t val);
1432 	void	  __ahdecl(*ah_gpioSetIntr)(struct ath_hal*, u_int, uint32_t);
1433 	uint32_t __ahdecl(*ah_getTsf32)(struct ath_hal*);
1434 	uint64_t __ahdecl(*ah_getTsf64)(struct ath_hal*);
1435 	void     __ahdecl(*ah_setTsf64)(struct ath_hal *, uint64_t);
1436 	void	  __ahdecl(*ah_resetTsf)(struct ath_hal*);
1437 	HAL_BOOL  __ahdecl(*ah_detectCardPresent)(struct ath_hal*);
1438 	void	  __ahdecl(*ah_updateMibCounters)(struct ath_hal*,
1439 				HAL_MIB_STATS*);
1440 	HAL_RFGAIN __ahdecl(*ah_getRfGain)(struct ath_hal*);
1441 	u_int	  __ahdecl(*ah_getDefAntenna)(struct ath_hal*);
1442 	void	  __ahdecl(*ah_setDefAntenna)(struct ath_hal*, u_int);
1443 	HAL_ANT_SETTING	 __ahdecl(*ah_getAntennaSwitch)(struct ath_hal*);
1444 	HAL_BOOL  __ahdecl(*ah_setAntennaSwitch)(struct ath_hal*,
1445 				HAL_ANT_SETTING);
1446 	HAL_BOOL  __ahdecl(*ah_setSifsTime)(struct ath_hal*, u_int);
1447 	u_int	  __ahdecl(*ah_getSifsTime)(struct ath_hal*);
1448 	HAL_BOOL  __ahdecl(*ah_setSlotTime)(struct ath_hal*, u_int);
1449 	u_int	  __ahdecl(*ah_getSlotTime)(struct ath_hal*);
1450 	HAL_BOOL  __ahdecl(*ah_setAckTimeout)(struct ath_hal*, u_int);
1451 	u_int	  __ahdecl(*ah_getAckTimeout)(struct ath_hal*);
1452 	HAL_BOOL  __ahdecl(*ah_setAckCTSRate)(struct ath_hal*, u_int);
1453 	u_int	  __ahdecl(*ah_getAckCTSRate)(struct ath_hal*);
1454 	HAL_BOOL  __ahdecl(*ah_setCTSTimeout)(struct ath_hal*, u_int);
1455 	u_int	  __ahdecl(*ah_getCTSTimeout)(struct ath_hal*);
1456 	HAL_BOOL  __ahdecl(*ah_setDecompMask)(struct ath_hal*, uint16_t, int);
1457 	void	  __ahdecl(*ah_setCoverageClass)(struct ath_hal*, uint8_t, int);
1458 	HAL_STATUS	__ahdecl(*ah_setQuiet)(struct ath_hal *ah, uint32_t period,
1459 				uint32_t duration, uint32_t nextStart,
1460 				HAL_QUIET_FLAG flag);
1461 	void	  __ahdecl(*ah_setChainMasks)(struct ath_hal *,
1462 				uint32_t, uint32_t);
1463 
1464 	/* DFS functions */
1465 	void	  __ahdecl(*ah_enableDfs)(struct ath_hal *ah,
1466 				HAL_PHYERR_PARAM *pe);
1467 	void	  __ahdecl(*ah_getDfsThresh)(struct ath_hal *ah,
1468 				HAL_PHYERR_PARAM *pe);
1469 	HAL_BOOL  __ahdecl(*ah_getDfsDefaultThresh)(struct ath_hal *ah,
1470 				HAL_PHYERR_PARAM *pe);
1471 	HAL_BOOL  __ahdecl(*ah_procRadarEvent)(struct ath_hal *ah,
1472 				struct ath_rx_status *rxs, uint64_t fulltsf,
1473 				const char *buf, HAL_DFS_EVENT *event);
1474 	HAL_BOOL  __ahdecl(*ah_isFastClockEnabled)(struct ath_hal *ah);
1475 
1476 	/* Spectral Scan functions */
1477 	void	__ahdecl(*ah_spectralConfigure)(struct ath_hal *ah,
1478 				HAL_SPECTRAL_PARAM *sp);
1479 	void	__ahdecl(*ah_spectralGetConfig)(struct ath_hal *ah,
1480 				HAL_SPECTRAL_PARAM *sp);
1481 	void	__ahdecl(*ah_spectralStart)(struct ath_hal *);
1482 	void	__ahdecl(*ah_spectralStop)(struct ath_hal *);
1483 	HAL_BOOL	__ahdecl(*ah_spectralIsEnabled)(struct ath_hal *);
1484 	HAL_BOOL	__ahdecl(*ah_spectralIsActive)(struct ath_hal *);
1485 	/* XXX getNfPri() and getNfExt() */
1486 
1487 	/* Key Cache Functions */
1488 	uint32_t __ahdecl(*ah_getKeyCacheSize)(struct ath_hal*);
1489 	HAL_BOOL  __ahdecl(*ah_resetKeyCacheEntry)(struct ath_hal*, uint16_t);
1490 	HAL_BOOL  __ahdecl(*ah_isKeyCacheEntryValid)(struct ath_hal *,
1491 				uint16_t);
1492 	HAL_BOOL  __ahdecl(*ah_setKeyCacheEntry)(struct ath_hal*,
1493 				uint16_t, const HAL_KEYVAL *,
1494 				const uint8_t *, int);
1495 	HAL_BOOL  __ahdecl(*ah_setKeyCacheEntryMac)(struct ath_hal*,
1496 				uint16_t, const uint8_t *);
1497 
1498 	/* Power Management Functions */
1499 	HAL_BOOL  __ahdecl(*ah_setPowerMode)(struct ath_hal*,
1500 				HAL_POWER_MODE mode, int setChip);
1501 	HAL_POWER_MODE __ahdecl(*ah_getPowerMode)(struct ath_hal*);
1502 	int16_t   __ahdecl(*ah_getChanNoise)(struct ath_hal *,
1503 				const struct ieee80211_channel *);
1504 
1505 	/* Beacon Management Functions */
1506 	void	  __ahdecl(*ah_setBeaconTimers)(struct ath_hal*,
1507 				const HAL_BEACON_TIMERS *);
1508 	/* NB: deprecated, use ah_setBeaconTimers instead */
1509 	void	  __ahdecl(*ah_beaconInit)(struct ath_hal *,
1510 				uint32_t nexttbtt, uint32_t intval);
1511 	void	  __ahdecl(*ah_setStationBeaconTimers)(struct ath_hal*,
1512 				const HAL_BEACON_STATE *);
1513 	void	  __ahdecl(*ah_resetStationBeaconTimers)(struct ath_hal*);
1514 	uint64_t  __ahdecl(*ah_getNextTBTT)(struct ath_hal *);
1515 
1516 	/* 802.11n Functions */
1517 	HAL_BOOL  __ahdecl(*ah_chainTxDesc)(struct ath_hal *,
1518 				struct ath_desc *,
1519 				HAL_DMA_ADDR *bufAddrList,
1520 				uint32_t *segLenList,
1521 				u_int, u_int, HAL_PKT_TYPE,
1522 				u_int, HAL_CIPHER, uint8_t, HAL_BOOL,
1523 				HAL_BOOL, HAL_BOOL);
1524 	HAL_BOOL  __ahdecl(*ah_setupFirstTxDesc)(struct ath_hal *,
1525 				struct ath_desc *, u_int, u_int, u_int,
1526 				u_int, u_int, u_int, u_int, u_int);
1527 	HAL_BOOL  __ahdecl(*ah_setupLastTxDesc)(struct ath_hal *,
1528 				struct ath_desc *, const struct ath_desc *);
1529 	void	  __ahdecl(*ah_set11nRateScenario)(struct ath_hal *,
1530 	    			struct ath_desc *, u_int, u_int,
1531 				HAL_11N_RATE_SERIES [], u_int, u_int);
1532 
1533 	/*
1534 	 * The next 4 (set11ntxdesc -> set11naggrlast) are specific
1535 	 * to the EDMA HAL.  Descriptors are chained together by
1536 	 * using filltxdesc (not ChainTxDesc) and then setting the
1537 	 * aggregate flags appropriately using first/middle/last.
1538 	 */
1539 	void	  __ahdecl(*ah_set11nTxDesc)(struct ath_hal *,
1540 				void *, u_int, HAL_PKT_TYPE, u_int, u_int,
1541 				u_int);
1542 	void	  __ahdecl(*ah_set11nAggrFirst)(struct ath_hal *,
1543 				struct ath_desc *, u_int, u_int);
1544 	void	  __ahdecl(*ah_set11nAggrMiddle)(struct ath_hal *,
1545 	    			struct ath_desc *, u_int);
1546 	void	  __ahdecl(*ah_set11nAggrLast)(struct ath_hal *,
1547 				struct ath_desc *);
1548 	void	  __ahdecl(*ah_clr11nAggr)(struct ath_hal *,
1549 	    			struct ath_desc *);
1550 	void	  __ahdecl(*ah_set11nBurstDuration)(struct ath_hal *,
1551 	    			struct ath_desc *, u_int);
1552 	void	  __ahdecl(*ah_set11nVirtMoreFrag)(struct ath_hal *,
1553 				struct ath_desc *, u_int);
1554 
1555 	HAL_BOOL  __ahdecl(*ah_getMibCycleCounts) (struct ath_hal *,
1556 				HAL_SURVEY_SAMPLE *);
1557 
1558 	uint32_t  __ahdecl(*ah_get11nExtBusy)(struct ath_hal *);
1559 	void      __ahdecl(*ah_set11nMac2040)(struct ath_hal *,
1560 				HAL_HT_MACMODE);
1561 	HAL_HT_RXCLEAR __ahdecl(*ah_get11nRxClear)(struct ath_hal *ah);
1562 	void	  __ahdecl(*ah_set11nRxClear)(struct ath_hal *,
1563 	    			HAL_HT_RXCLEAR);
1564 
1565 	/* Interrupt functions */
1566 	HAL_BOOL  __ahdecl(*ah_isInterruptPending)(struct ath_hal*);
1567 	HAL_BOOL  __ahdecl(*ah_getPendingInterrupts)(struct ath_hal*, HAL_INT*);
1568 	HAL_INT	  __ahdecl(*ah_getInterrupts)(struct ath_hal*);
1569 	HAL_INT	  __ahdecl(*ah_setInterrupts)(struct ath_hal*, HAL_INT);
1570 
1571 	/* Bluetooth Coexistence functions */
1572 	void	    __ahdecl(*ah_btCoexSetInfo)(struct ath_hal *,
1573 				HAL_BT_COEX_INFO *);
1574 	void	    __ahdecl(*ah_btCoexSetConfig)(struct ath_hal *,
1575 				HAL_BT_COEX_CONFIG *);
1576 	void	    __ahdecl(*ah_btCoexSetQcuThresh)(struct ath_hal *,
1577 				int);
1578 	void	    __ahdecl(*ah_btCoexSetWeights)(struct ath_hal *,
1579 				uint32_t);
1580 	void	    __ahdecl(*ah_btCoexSetBmissThresh)(struct ath_hal *,
1581 				uint32_t);
1582 	void	    __ahdecl(*ah_btcoexSetParameter)(struct ath_hal *,
1583 				uint32_t, uint32_t);
1584 	void	    __ahdecl(*ah_btCoexDisable)(struct ath_hal *);
1585 	int	    __ahdecl(*ah_btCoexEnable)(struct ath_hal *);
1586 };
1587 
1588 /*
1589  * Check the PCI vendor ID and device ID against Atheros' values
1590  * and return a printable description for any Atheros hardware.
1591  * AH_NULL is returned if the ID's do not describe Atheros hardware.
1592  */
1593 extern	const char *__ahdecl ath_hal_probe(uint16_t vendorid, uint16_t devid);
1594 
1595 /*
1596  * Attach the HAL for use with the specified device.  The device is
1597  * defined by the PCI device ID.  The caller provides an opaque pointer
1598  * to an upper-layer data structure (HAL_SOFTC) that is stored in the
1599  * HAL state block for later use.  Hardware register accesses are done
1600  * using the specified bus tag and handle.  On successful return a
1601  * reference to a state block is returned that must be supplied in all
1602  * subsequent HAL calls.  Storage associated with this reference is
1603  * dynamically allocated and must be freed by calling the ah_detach
1604  * method when the client is done.  If the attach operation fails a
1605  * null (AH_NULL) reference will be returned and a status code will
1606  * be returned if the status parameter is non-zero.
1607  */
1608 extern	struct ath_hal * __ahdecl ath_hal_attach(uint16_t devid, HAL_SOFTC,
1609 		HAL_BUS_TAG, HAL_BUS_HANDLE, uint16_t *eepromdata, HAL_STATUS* status);
1610 
1611 extern	const char *ath_hal_mac_name(struct ath_hal *);
1612 extern	const char *ath_hal_rf_name(struct ath_hal *);
1613 
1614 /*
1615  * Regulatory interfaces.  Drivers should use ath_hal_init_channels to
1616  * request a set of channels for a particular country code and/or
1617  * regulatory domain.  If CTRY_DEFAULT and SKU_NONE are specified then
1618  * this list is constructed according to the contents of the EEPROM.
1619  * ath_hal_getchannels acts similarly but does not alter the operating
1620  * state; this can be used to collect information for a particular
1621  * regulatory configuration.  Finally ath_hal_set_channels installs a
1622  * channel list constructed outside the driver.  The HAL will adopt the
1623  * channel list and setup internal state according to the specified
1624  * regulatory configuration (e.g. conformance test limits).
1625  *
1626  * For all interfaces the channel list is returned in the supplied array.
1627  * maxchans defines the maximum size of this array.  nchans contains the
1628  * actual number of channels returned.  If a problem occurred then a
1629  * status code != HAL_OK is returned.
1630  */
1631 struct ieee80211_channel;
1632 
1633 /*
1634  * Return a list of channels according to the specified regulatory.
1635  */
1636 extern	HAL_STATUS __ahdecl ath_hal_getchannels(struct ath_hal *,
1637     struct ieee80211_channel *chans, u_int maxchans, int *nchans,
1638     u_int modeSelect, HAL_CTRY_CODE cc, HAL_REG_DOMAIN regDmn,
1639     HAL_BOOL enableExtendedChannels);
1640 
1641 /*
1642  * Return a list of channels and install it as the current operating
1643  * regulatory list.
1644  */
1645 extern	HAL_STATUS __ahdecl ath_hal_init_channels(struct ath_hal *,
1646     struct ieee80211_channel *chans, u_int maxchans, int *nchans,
1647     u_int modeSelect, HAL_CTRY_CODE cc, HAL_REG_DOMAIN rd,
1648     HAL_BOOL enableExtendedChannels);
1649 
1650 /*
1651  * Install the list of channels as the current operating regulatory
1652  * and setup related state according to the country code and sku.
1653  */
1654 extern	HAL_STATUS __ahdecl ath_hal_set_channels(struct ath_hal *,
1655     struct ieee80211_channel *chans, int nchans,
1656     HAL_CTRY_CODE cc, HAL_REG_DOMAIN regDmn);
1657 
1658 /*
1659  * Fetch the ctl/ext noise floor values reported by a MIMO
1660  * radio. Returns 1 for valid results, 0 for invalid channel.
1661  */
1662 extern int __ahdecl ath_hal_get_mimo_chan_noise(struct ath_hal *ah,
1663     const struct ieee80211_channel *chan, int16_t *nf_ctl,
1664     int16_t *nf_ext);
1665 
1666 /*
1667  * Calibrate noise floor data following a channel scan or similar.
1668  * This must be called prior retrieving noise floor data.
1669  */
1670 extern	void __ahdecl ath_hal_process_noisefloor(struct ath_hal *ah);
1671 
1672 /*
1673  * Return bit mask of wireless modes supported by the hardware.
1674  */
1675 extern	u_int __ahdecl ath_hal_getwirelessmodes(struct ath_hal*);
1676 
1677 /*
1678  * Get the HAL wireless mode for the given channel.
1679  */
1680 extern	int ath_hal_get_curmode(struct ath_hal *ah,
1681     const struct ieee80211_channel *chan);
1682 
1683 /*
1684  * Calculate the packet TX time for a legacy or 11n frame
1685  */
1686 extern uint32_t __ahdecl ath_hal_pkt_txtime(struct ath_hal *ah,
1687     const HAL_RATE_TABLE *rates, uint32_t frameLen,
1688     uint16_t rateix, HAL_BOOL isht40, HAL_BOOL shortPreamble);
1689 
1690 /*
1691  * Calculate the duration of an 11n frame.
1692  */
1693 extern uint32_t __ahdecl ath_computedur_ht(uint32_t frameLen, uint16_t rate,
1694     int streams, HAL_BOOL isht40, HAL_BOOL isShortGI);
1695 
1696 /*
1697  * Calculate the transmit duration of a legacy frame.
1698  */
1699 extern uint16_t __ahdecl ath_hal_computetxtime(struct ath_hal *,
1700 		const HAL_RATE_TABLE *rates, uint32_t frameLen,
1701 		uint16_t rateix, HAL_BOOL shortPreamble);
1702 
1703 /*
1704  * Adjust the TSF.
1705  */
1706 extern void __ahdecl ath_hal_adjusttsf(struct ath_hal *ah, int32_t tsfdelta);
1707 
1708 /*
1709  * Enable or disable CCA.
1710  */
1711 void __ahdecl ath_hal_setcca(struct ath_hal *ah, int ena);
1712 
1713 /*
1714  * Get CCA setting.
1715  */
1716 int __ahdecl ath_hal_getcca(struct ath_hal *ah);
1717 
1718 /*
1719  * Read EEPROM data from ah_eepromdata
1720  */
1721 HAL_BOOL __ahdecl ath_hal_EepromDataRead(struct ath_hal *ah,
1722 		u_int off, uint16_t *data);
1723 
1724 /*
1725  * For now, simply pass through MFP frames.
1726  */
1727 static inline u_int32_t
1728 ath_hal_get_mfp_qos(struct ath_hal *ah)
1729 {
1730 	//return AH_PRIVATE(ah)->ah_mfp_qos;
1731 	return HAL_MFP_QOSDATA;
1732 }
1733 
1734 #endif /* _ATH_AH_H_ */
1735