summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/ath/ath9k/htc.h
blob: 237f4ec2cffd7b0c53f8d1b253fe81072cf1ceab (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
/*
 * Copyright (c) 2010-2011 Atheros Communications Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef HTC_H
#define HTC_H

#include <linux/module.h>
#include <linux/usb.h>
#include <linux/firmware.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/leds.h>
#include <linux/slab.h>
#include <net/mac80211.h>

#include "common.h"
#include "htc_hst.h"
#include "hif_usb.h"
#include "wmi.h"

#define ATH_STA_SHORT_CALINTERVAL 1000    /* 1 second */
#define ATH_AP_SHORT_CALINTERVAL  100     /* 100 ms */
#define ATH_ANI_POLLINTERVAL      100     /* 100 ms */
#define ATH_LONG_CALINTERVAL      30000   /* 30 seconds */
#define ATH_RESTART_CALINTERVAL   1200000 /* 20 minutes */

#define ATH_DEFAULT_BMISS_LIMIT 10
#define TSF_TO_TU(_h, _l) \
	((((u32)(_h)) << 22) | (((u32)(_l)) >> 10))

extern struct ieee80211_ops ath9k_htc_ops;
extern int htc_modparam_nohwcrypt;
#ifdef CONFIG_MAC80211_LEDS
extern int ath9k_htc_led_blink;
#endif

enum htc_phymode {
	HTC_MODE_11NA		= 0,
	HTC_MODE_11NG		= 1
};

enum htc_opmode {
	HTC_M_STA	= 1,
	HTC_M_IBSS	= 0,
	HTC_M_AHDEMO	= 3,
	HTC_M_HOSTAP	= 6,
	HTC_M_MONITOR	= 8,
	HTC_M_WDS	= 2
};

#define ATH9K_HTC_AMPDU  1
#define ATH9K_HTC_NORMAL 2
#define ATH9K_HTC_BEACON 3
#define ATH9K_HTC_MGMT   4

#define ATH9K_HTC_TX_CTSONLY      0x1
#define ATH9K_HTC_TX_RTSCTS       0x2

struct tx_frame_hdr {
	u8 data_type;
	u8 node_idx;
	u8 vif_idx;
	u8 tidno;
	__be32 flags; /* ATH9K_HTC_TX_* */
	u8 key_type;
	u8 keyix;
	u8 cookie;
	u8 pad;
} __packed;

struct tx_mgmt_hdr {
	u8 node_idx;
	u8 vif_idx;
	u8 tidno;
	u8 flags;
	u8 key_type;
	u8 keyix;
	u8 cookie;
	u8 pad;
} __packed;

struct tx_beacon_header {
	u8 vif_index;
	u8 len_changed;
	u16 rev;
} __packed;

#define MAX_TX_AMPDU_SUBFRAMES_9271 17
#define MAX_TX_AMPDU_SUBFRAMES_7010 22

struct ath9k_htc_cap_target {
	__be32 ampdu_limit;
	u8 ampdu_subframes;
	u8 enable_coex;
	u8 tx_chainmask;
	u8 pad;
} __packed;

struct ath9k_htc_target_vif {
	u8 index;
	u8 opmode;
	u8 myaddr[ETH_ALEN];
	u8 ath_cap;
	__be16 rtsthreshold;
	u8 pad;
} __packed;

struct ath9k_htc_target_sta {
	u8 macaddr[ETH_ALEN];
	u8 bssid[ETH_ALEN];
	u8 sta_index;
	u8 vif_index;
	u8 is_vif_sta;
	__be16 flags;
	__be16 htcap;
	__be16 maxampdu;
	u8 pad;
} __packed;

struct ath9k_htc_target_aggr {
	u8 sta_index;
	u8 tidno;
	u8 aggr_enable;
	u8 padding;
} __packed;

#define ATH_HTC_RATE_MAX 30

#define WLAN_RC_DS_FLAG  0x01
#define WLAN_RC_40_FLAG  0x02
#define WLAN_RC_SGI_FLAG 0x04
#define WLAN_RC_HT_FLAG  0x08
#define ATH_RC_TX_STBC_FLAG 0x20

struct ath9k_htc_rateset {
	u8 rs_nrates;
	u8 rs_rates[ATH_HTC_RATE_MAX];
};

struct ath9k_htc_rate {
	struct ath9k_htc_rateset legacy_rates;
	struct ath9k_htc_rateset ht_rates;
} __packed;

struct ath9k_htc_target_rate {
	u8 sta_index;
	u8 isnew;
	__be32 capflags;
	struct ath9k_htc_rate rates;
};

struct ath9k_htc_target_rate_mask {
	u8 vif_index;
	u8 band;
	__be32 mask;
	u16 pad;
} __packed;

struct ath9k_htc_target_int_stats {
	__be32 rx;
	__be32 rxorn;
	__be32 rxeol;
	__be32 txurn;
	__be32 txto;
	__be32 cst;
} __packed;

struct ath9k_htc_target_tx_stats {
	__be32 xretries;
	__be32 fifoerr;
	__be32 filtered;
	__be32 timer_exp;
	__be32 shortretries;
	__be32 longretries;
	__be32 qnull;
	__be32 encap_fail;
	__be32 nobuf;
} __packed;

struct ath9k_htc_target_rx_stats {
	__be32 nobuf;
	__be32 host_send;
	__be32 host_done;
} __packed;

#define ATH9K_HTC_MAX_VIF 2
#define ATH9K_HTC_MAX_BCN_VIF 2

#define INC_VIF(_priv, _type) do {		\
		switch (_type) {		\
		case NL80211_IFTYPE_STATION:	\
			_priv->num_sta_vif++;	\
			break;			\
		case NL80211_IFTYPE_ADHOC:	\
			_priv->num_ibss_vif++;	\
			break;			\
		case NL80211_IFTYPE_AP:		\
			_priv->num_ap_vif++;	\
			break;			\
		case NL80211_IFTYPE_MESH_POINT:	\
			_priv->num_mbss_vif++;	\
			break;			\
		default:			\
			break;			\
		}				\
	} while (0)

#define DEC_VIF(_priv, _type) do {		\
		switch (_type) {		\
		case NL80211_IFTYPE_STATION:	\
			_priv->num_sta_vif--;	\
			break;			\
		case NL80211_IFTYPE_ADHOC:	\
			_priv->num_ibss_vif--;	\
			break;			\
		case NL80211_IFTYPE_AP:		\
			_priv->num_ap_vif--;	\
			break;			\
		case NL80211_IFTYPE_MESH_POINT:	\
			_priv->num_mbss_vif--;	\
			break;			\
		default:			\
			break;			\
		}				\
	} while (0)

struct ath9k_htc_vif {
	u8 index;
	u16 seq_no;
	bool beacon_configured;
	int bslot;
	__le64 tsfadjust;
};

struct ath9k_vif_iter_data {
	const u8 *hw_macaddr;
	u8 mask[ETH_ALEN];
};

#define ATH9K_HTC_MAX_STA 8
#define ATH9K_HTC_MAX_TID 8

enum tid_aggr_state {
	AGGR_STOP = 0,
	AGGR_PROGRESS,
	AGGR_START,
	AGGR_OPERATIONAL
};

struct ath9k_htc_sta {
	u8 index;
	enum tid_aggr_state tid_state[ATH9K_HTC_MAX_TID];
	struct work_struct rc_update_work;
	struct ath9k_htc_priv *htc_priv;
};

#define ATH9K_HTC_RXBUF 256
#define HTC_RX_FRAME_HEADER_SIZE 40

struct ath9k_htc_rxbuf {
	bool in_process;
	struct sk_buff *skb;
	struct ath_htc_rx_status rxstatus;
	struct list_head list;
};

struct ath9k_htc_rx {
	struct list_head rxbuf;
	spinlock_t rxbuflock;
	bool initialized;
};

#define ATH9K_HTC_TX_CLEANUP_INTERVAL 50 /* ms */
#define ATH9K_HTC_TX_TIMEOUT_INTERVAL 3000 /* ms */
#define ATH9K_HTC_TX_RESERVE 10
#define ATH9K_HTC_TX_TIMEOUT_COUNT 40
#define ATH9K_HTC_TX_THRESHOLD (MAX_TX_BUF_NUM - ATH9K_HTC_TX_RESERVE)

#define ATH9K_HTC_OP_TX_QUEUES_STOP BIT(0)
#define ATH9K_HTC_OP_TX_DRAIN       BIT(1)

struct ath9k_htc_tx {
	u8 flags;
	int queued_cnt;
	struct sk_buff_head mgmt_ep_queue;
	struct sk_buff_head cab_ep_queue;
	struct sk_buff_head data_be_queue;
	struct sk_buff_head data_bk_queue;
	struct sk_buff_head data_vi_queue;
	struct sk_buff_head data_vo_queue;
	struct sk_buff_head tx_failed;
	DECLARE_BITMAP(tx_slot, MAX_TX_BUF_NUM);
	struct timer_list cleanup_timer;
	spinlock_t tx_lock;
	bool initialized;
};

struct ath9k_htc_tx_ctl {
	u8 type; /* ATH9K_HTC_* */
	u8 epid;
	u8 txok;
	u8 sta_idx;
	unsigned long timestamp;
};

static inline struct ath9k_htc_tx_ctl *HTC_SKB_CB(struct sk_buff *skb)
{
	struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);

	BUILD_BUG_ON(sizeof(struct ath9k_htc_tx_ctl) >
		     IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
	return (struct ath9k_htc_tx_ctl *) &tx_info->driver_data;
}

#ifdef CONFIG_ATH9K_HTC_DEBUGFS
#define __STAT_SAFE(hif_dev, expr)	do { ((hif_dev)->htc_handle->drv_priv ? (expr) : 0); } while (0)
#define CAB_STAT_INC(priv)		do { ((priv)->debug.tx_stats.cab_queued++); } while (0)
#define TX_QSTAT_INC(priv, q)		do { ((priv)->debug.tx_stats.queue_stats[q]++); } while (0)

#define TX_STAT_INC(hif_dev, c) \
		__STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c++)
#define TX_STAT_ADD(hif_dev, c, a) \
		__STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c += a)
#define RX_STAT_INC(hif_dev, c) \
		__STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c++)
#define RX_STAT_ADD(hif_dev, c, a) \
		__STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c += a)

void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv,
			   struct ath_rx_status *rs);

struct ath_tx_stats {
	u32 buf_queued;
	u32 buf_completed;
	u32 skb_queued;
	u32 skb_success;
	u32 skb_success_bytes;
	u32 skb_failed;
	u32 cab_queued;
	u32 queue_stats[IEEE80211_NUM_ACS];
};

struct ath_skbrx_stats {
	u32 skb_allocated;
	u32 skb_completed;
	u32 skb_completed_bytes;
	u32 skb_dropped;
};

struct ath9k_debug {
	struct dentry *debugfs_phy;
	struct ath_tx_stats tx_stats;
	struct ath_rx_stats rx_stats;
	struct ath_skbrx_stats skbrx_stats;
};

void ath9k_htc_get_et_strings(struct ieee80211_hw *hw,
			      struct ieee80211_vif *vif,
			      u32 sset, u8 *data);
int ath9k_htc_get_et_sset_count(struct ieee80211_hw *hw,
				struct ieee80211_vif *vif, int sset);
void ath9k_htc_get_et_stats(struct ieee80211_hw *hw,
			    struct ieee80211_vif *vif,
			    struct ethtool_stats *stats, u64 *data);
#else

#define TX_STAT_INC(hif_dev, c)		do { } while (0)
#define TX_STAT_ADD(hif_dev, c, a)	do { } while (0)
#define RX_STAT_INC(hif_dev, c)		do { } while (0)
#define RX_STAT_ADD(hif_dev, c, a)	do { } while (0)

#define CAB_STAT_INC(priv)
#define TX_QSTAT_INC(priv, c)

static inline void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv,
					 struct ath_rx_status *rs)
{
}

#endif /* CONFIG_ATH9K_HTC_DEBUGFS */

#define ATH_LED_PIN_DEF             1
#define ATH_LED_PIN_9287            10
#define ATH_LED_PIN_9271            15
#define ATH_LED_PIN_7010            12

#define BSTUCK_THRESHOLD 10

/*
 * Adjust these when the max. no of beaconing interfaces is
 * increased.
 */
#define DEFAULT_SWBA_RESPONSE 40 /* in TUs */
#define MIN_SWBA_RESPONSE     10 /* in TUs */

struct htc_beacon {
	enum {
		OK,		/* no change needed */
		UPDATE,		/* update pending */
		COMMIT		/* beacon sent, commit change */
	} updateslot;		/* slot time update fsm */

	struct ieee80211_vif *bslot[ATH9K_HTC_MAX_BCN_VIF];
	u32 bmisscnt;
	u32 beaconq;
	int slottime;
	int slotupdate;
};

struct ath_btcoex {
	u32 bt_priority_cnt;
	unsigned long bt_priority_time;
	int bt_stomp_type; /* Types of BT stomping */
	u32 btcoex_no_stomp;
	u32 btcoex_period;
	u32 btscan_no_stomp;
};

#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product);
void ath9k_htc_start_btcoex(struct ath9k_htc_priv *priv);
void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv);
#else
static inline void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product)
{
}
static inline void ath9k_htc_start_btcoex(struct ath9k_htc_priv *priv)
{
}
static inline void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv)
{
}
#endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */

#define OP_BT_PRIORITY_DETECTED    3
#define OP_BT_SCAN                 4
#define OP_TSF_RESET               6

enum htc_op_flags {
	HTC_FWFLAG_NO_RMW,
};

struct ath9k_htc_priv {
	struct device *dev;
	struct ieee80211_hw *hw;
	struct ath_hw *ah;
	struct htc_target *htc;
	struct wmi *wmi;

	u16 fw_version_major;
	u16 fw_version_minor;

	enum htc_endpoint_id wmi_cmd_ep;
	enum htc_endpoint_id beacon_ep;
	enum htc_endpoint_id cab_ep;
	enum htc_endpoint_id uapsd_ep;
	enum htc_endpoint_id mgmt_ep;
	enum htc_endpoint_id data_be_ep;
	enum htc_endpoint_id data_bk_ep;
	enum htc_endpoint_id data_vi_ep;
	enum htc_endpoint_id data_vo_ep;

	u8 vif_slot;
	u8 mon_vif_idx;
	u8 sta_slot;
	u8 vif_sta_pos[ATH9K_HTC_MAX_VIF];
	u8 num_ibss_vif;
	u8 num_mbss_vif;
	u8 num_sta_vif;
	u8 num_sta_assoc_vif;
	u8 num_ap_vif;

	u16 curtxpow;
	u16 txpowlimit;
	u16 nvifs;
	u16 nstations;
	bool rearm_ani;
	bool reconfig_beacon;
	unsigned int rxfilter;
	unsigned long op_flags;
	unsigned long fw_flags;

	struct ath9k_hw_cal_data caldata;
	struct ath_spec_scan_priv spec_priv;

	spinlock_t beacon_lock;
	struct ath_beacon_config cur_beacon_conf;
	struct htc_beacon beacon;

	struct ath9k_htc_rx rx;
	struct ath9k_htc_tx tx;

	struct tasklet_struct swba_tasklet;
	struct tasklet_struct rx_tasklet;
	struct delayed_work ani_work;
	struct tasklet_struct tx_failed_tasklet;
	struct work_struct ps_work;
	struct work_struct fatal_work;

	struct mutex htc_pm_lock;
	unsigned long ps_usecount;
	bool ps_enabled;
	bool ps_idle;

#ifdef CONFIG_MAC80211_LEDS
	enum led_brightness brightness;
	bool led_registered;
	char led_name[32];
	struct led_classdev led_cdev;
	struct work_struct led_work;
#endif

	int cabq;
	int hwq_map[IEEE80211_NUM_ACS];

#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
	struct ath_btcoex btcoex;
#endif

	struct delayed_work coex_period_work;
	struct delayed_work duty_cycle_work;
#ifdef CONFIG_ATH9K_HTC_DEBUGFS
	struct ath9k_debug debug;
#endif
	struct mutex mutex;
	struct ieee80211_vif *csa_vif;
};

static inline void ath_read_cachesize(struct ath_common *common, int *csz)
{
	common->bus_ops->read_cachesize(common, csz);
}

void ath9k_htc_reset(struct ath9k_htc_priv *priv);

void ath9k_htc_assign_bslot(struct ath9k_htc_priv *priv,
			    struct ieee80211_vif *vif);
void ath9k_htc_remove_bslot(struct ath9k_htc_priv *priv,
			    struct ieee80211_vif *vif);
void ath9k_htc_set_tsfadjust(struct ath9k_htc_priv *priv,
			     struct ieee80211_vif *vif);
void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv);
void ath9k_htc_beacon_config(struct ath9k_htc_priv *priv,
			     struct ieee80211_vif *vif);
void ath9k_htc_beacon_reconfig(struct ath9k_htc_priv *priv);
void ath9k_htc_swba(struct ath9k_htc_priv *priv,
		    struct wmi_event_swba *swba);

void ath9k_htc_rxep(void *priv, struct sk_buff *skb,
		    enum htc_endpoint_id ep_id);
void ath9k_htc_txep(void *priv, struct sk_buff *skb, enum htc_endpoint_id ep_id,
		    bool txok);
void ath9k_htc_beaconep(void *drv_priv, struct sk_buff *skb,
			enum htc_endpoint_id ep_id, bool txok);

int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv,
				u8 enable_coex);
void ath9k_htc_ani_work(struct work_struct *work);
void ath9k_htc_start_ani(struct ath9k_htc_priv *priv);
void ath9k_htc_stop_ani(struct ath9k_htc_priv *priv);

int ath9k_tx_init(struct ath9k_htc_priv *priv);
int ath9k_htc_tx_start(struct ath9k_htc_priv *priv,
		       struct ieee80211_sta *sta,
		       struct sk_buff *skb, u8 slot, bool is_cab);
void ath9k_tx_cleanup(struct ath9k_htc_priv *priv);
bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv, int subtype);
int ath9k_htc_cabq_setup(struct ath9k_htc_priv *priv);
int get_hw_qnum(u16 queue, int *hwq_map);
int ath_htc_txq_update(struct ath9k_htc_priv *priv, int qnum,
		       struct ath9k_tx_queue_info *qinfo);
void ath9k_htc_check_stop_queues(struct ath9k_htc_priv *priv);
void ath9k_htc_check_wake_queues(struct ath9k_htc_priv *priv);
int ath9k_htc_tx_get_slot(struct ath9k_htc_priv *priv);
void ath9k_htc_tx_clear_slot(struct ath9k_htc_priv *priv, int slot);
void ath9k_htc_tx_drain(struct ath9k_htc_priv *priv);
void ath9k_htc_txstatus(struct ath9k_htc_priv *priv, void *wmi_event);
void ath9k_tx_failed_tasklet(struct tasklet_struct *t);
void ath9k_htc_tx_cleanup_timer(struct timer_list *t);
bool ath9k_htc_csa_is_finished(struct ath9k_htc_priv *priv);

int ath9k_rx_init(struct ath9k_htc_priv *priv);
void ath9k_rx_cleanup(struct ath9k_htc_priv *priv);
void ath9k_host_rx_init(struct ath9k_htc_priv *priv);
void ath9k_rx_tasklet(struct tasklet_struct *t);
u32 ath9k_htc_calcrxfilter(struct ath9k_htc_priv *priv);

void ath9k_htc_ps_wakeup(struct ath9k_htc_priv *priv);
void ath9k_htc_ps_restore(struct ath9k_htc_priv *priv);
void ath9k_ps_work(struct work_struct *work);
bool ath9k_htc_setpower(struct ath9k_htc_priv *priv,
			enum ath9k_power_mode mode);

void ath9k_start_rfkill_poll(struct ath9k_htc_priv *priv);
void ath9k_htc_rfkill_poll_state(struct ieee80211_hw *hw);

struct base_eep_header *ath9k_htc_get_eeprom_base(struct ath9k_htc_priv *priv);

#ifdef CONFIG_MAC80211_LEDS
void ath9k_configure_leds(struct ath9k_htc_priv *priv);
void ath9k_init_leds(struct ath9k_htc_priv *priv);
void ath9k_deinit_leds(struct ath9k_htc_priv *priv);
void ath9k_led_work(struct work_struct *work);
#else
static inline void ath9k_configure_leds(struct ath9k_htc_priv *priv)
{
}

static inline void ath9k_init_leds(struct ath9k_htc_priv *priv)
{
}

static inline void ath9k_deinit_leds(struct ath9k_htc_priv *priv)
{
}

static inline void ath9k_led_work(struct work_struct *work)
{
}
#endif

int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev,
			   u16 devid, char *product, u32 drv_info);
void ath9k_htc_disconnect_device(struct htc_target *htc_handle, bool hotunplug);
#ifdef CONFIG_PM
void ath9k_htc_suspend(struct htc_target *htc_handle);
int ath9k_htc_resume(struct htc_target *htc_handle);
#endif
#ifdef CONFIG_ATH9K_HTC_DEBUGFS
int ath9k_htc_init_debug(struct ath_hw *ah);
void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv);
#else
static inline int ath9k_htc_init_debug(struct ath_hw *ah) { return 0; };
static inline void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv)
{
}
#endif /* CONFIG_ATH9K_HTC_DEBUGFS */

#endif /* HTC_H */