xref: /openbmc/linux/drivers/net/wireless/ath/ath9k/hw.h (revision 90099433)
1 /*
2  * Copyright (c) 2008-2011 Atheros Communications Inc.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef HW_H
18 #define HW_H
19 
20 #include <linux/if_ether.h>
21 #include <linux/delay.h>
22 #include <linux/io.h>
23 
24 #include "mac.h"
25 #include "ani.h"
26 #include "eeprom.h"
27 #include "calib.h"
28 #include "reg.h"
29 #include "phy.h"
30 #include "btcoex.h"
31 
32 #include "../regd.h"
33 
34 #define ATHEROS_VENDOR_ID	0x168c
35 
36 #define AR5416_DEVID_PCI	0x0023
37 #define AR5416_DEVID_PCIE	0x0024
38 #define AR9160_DEVID_PCI	0x0027
39 #define AR9280_DEVID_PCI	0x0029
40 #define AR9280_DEVID_PCIE	0x002a
41 #define AR9285_DEVID_PCIE	0x002b
42 #define AR2427_DEVID_PCIE	0x002c
43 #define AR9287_DEVID_PCI	0x002d
44 #define AR9287_DEVID_PCIE	0x002e
45 #define AR9300_DEVID_PCIE	0x0030
46 #define AR9300_DEVID_AR9340	0x0031
47 #define AR9300_DEVID_AR9485_PCIE 0x0032
48 #define AR9300_DEVID_AR9580	0x0033
49 #define AR9300_DEVID_AR9462	0x0034
50 #define AR9300_DEVID_AR9330	0x0035
51 
52 #define AR5416_AR9100_DEVID	0x000b
53 
54 #define	AR_SUBVENDOR_ID_NOG	0x0e11
55 #define AR_SUBVENDOR_ID_NEW_A	0x7065
56 #define AR5416_MAGIC		0x19641014
57 
58 #define AR9280_COEX2WIRE_SUBSYSID	0x309b
59 #define AT9285_COEX3WIRE_SA_SUBSYSID	0x30aa
60 #define AT9285_COEX3WIRE_DA_SUBSYSID	0x30ab
61 
62 #define ATH_AMPDU_LIMIT_MAX        (64 * 1024 - 1)
63 
64 #define	ATH_DEFAULT_NOISE_FLOOR -95
65 
66 #define ATH9K_RSSI_BAD			-128
67 
68 #define ATH9K_NUM_CHANNELS	38
69 
70 /* Register read/write primitives */
71 #define REG_WRITE(_ah, _reg, _val) \
72 	(_ah)->reg_ops.write((_ah), (_val), (_reg))
73 
74 #define REG_READ(_ah, _reg) \
75 	(_ah)->reg_ops.read((_ah), (_reg))
76 
77 #define REG_READ_MULTI(_ah, _addr, _val, _cnt)		\
78 	(_ah)->reg_ops.multi_read((_ah), (_addr), (_val), (_cnt))
79 
80 #define REG_RMW(_ah, _reg, _set, _clr) \
81 	(_ah)->reg_ops.rmw((_ah), (_reg), (_set), (_clr))
82 
83 #define ENABLE_REGWRITE_BUFFER(_ah)					\
84 	do {								\
85 		if ((_ah)->reg_ops.enable_write_buffer)	\
86 			(_ah)->reg_ops.enable_write_buffer((_ah)); \
87 	} while (0)
88 
89 #define REGWRITE_BUFFER_FLUSH(_ah)					\
90 	do {								\
91 		if ((_ah)->reg_ops.write_flush)		\
92 			(_ah)->reg_ops.write_flush((_ah));	\
93 	} while (0)
94 
95 #define PR_EEP(_s, _val)						\
96 	do {								\
97 		len += snprintf(buf + len, size - len, "%20s : %10d\n",	\
98 				_s, (_val));				\
99 	} while (0)
100 
101 #define SM(_v, _f)  (((_v) << _f##_S) & _f)
102 #define MS(_v, _f)  (((_v) & _f) >> _f##_S)
103 #define REG_RMW_FIELD(_a, _r, _f, _v) \
104 	REG_RMW(_a, _r, (((_v) << _f##_S) & _f), (_f))
105 #define REG_READ_FIELD(_a, _r, _f) \
106 	(((REG_READ(_a, _r) & _f) >> _f##_S))
107 #define REG_SET_BIT(_a, _r, _f) \
108 	REG_RMW(_a, _r, (_f), 0)
109 #define REG_CLR_BIT(_a, _r, _f) \
110 	REG_RMW(_a, _r, 0, (_f))
111 
112 #define DO_DELAY(x) do {					\
113 		if (((++(x) % 64) == 0) &&			\
114 		    (ath9k_hw_common(ah)->bus_ops->ath_bus_type	\
115 			!= ATH_USB))				\
116 			udelay(1);				\
117 	} while (0)
118 
119 #define REG_WRITE_ARRAY(iniarray, column, regWr) \
120 	ath9k_hw_write_array(ah, iniarray, column, &(regWr))
121 
122 #define AR_GPIO_OUTPUT_MUX_AS_OUTPUT             0
123 #define AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED 1
124 #define AR_GPIO_OUTPUT_MUX_AS_PCIE_POWER_LED     2
125 #define AR_GPIO_OUTPUT_MUX_AS_TX_FRAME           3
126 #define AR_GPIO_OUTPUT_MUX_AS_RX_CLEAR_EXTERNAL  4
127 #define AR_GPIO_OUTPUT_MUX_AS_MAC_NETWORK_LED    5
128 #define AR_GPIO_OUTPUT_MUX_AS_MAC_POWER_LED      6
129 #define AR_GPIO_OUTPUT_MUX_AS_MCI_WLAN_DATA      0x16
130 #define AR_GPIO_OUTPUT_MUX_AS_MCI_WLAN_CLK       0x17
131 #define AR_GPIO_OUTPUT_MUX_AS_MCI_BT_DATA        0x18
132 #define AR_GPIO_OUTPUT_MUX_AS_MCI_BT_CLK         0x19
133 #define AR_GPIO_OUTPUT_MUX_AS_WL_IN_TX           0x14
134 #define AR_GPIO_OUTPUT_MUX_AS_WL_IN_RX           0x13
135 #define AR_GPIO_OUTPUT_MUX_AS_BT_IN_TX           9
136 #define AR_GPIO_OUTPUT_MUX_AS_BT_IN_RX           8
137 #define AR_GPIO_OUTPUT_MUX_AS_RUCKUS_STROBE      0x1d
138 #define AR_GPIO_OUTPUT_MUX_AS_RUCKUS_DATA        0x1e
139 
140 #define AR_GPIOD_MASK               0x00001FFF
141 #define AR_GPIO_BIT(_gpio)          (1 << (_gpio))
142 
143 #define BASE_ACTIVATE_DELAY         100
144 #define RTC_PLL_SETTLE_DELAY        (AR_SREV_9340(ah) ? 1000 : 100)
145 #define COEF_SCALE_S                24
146 #define HT40_CHANNEL_CENTER_SHIFT   10
147 
148 #define ATH9K_ANTENNA0_CHAINMASK    0x1
149 #define ATH9K_ANTENNA1_CHAINMASK    0x2
150 
151 #define ATH9K_NUM_DMA_DEBUG_REGS    8
152 #define ATH9K_NUM_QUEUES            10
153 
154 #define MAX_RATE_POWER              63
155 #define AH_WAIT_TIMEOUT             100000 /* (us) */
156 #define AH_TSF_WRITE_TIMEOUT        100    /* (us) */
157 #define AH_TIME_QUANTUM             10
158 #define AR_KEYTABLE_SIZE            128
159 #define POWER_UP_TIME               10000
160 #define SPUR_RSSI_THRESH            40
161 #define UPPER_5G_SUB_BAND_START		5700
162 #define MID_5G_SUB_BAND_START		5400
163 
164 #define CAB_TIMEOUT_VAL             10
165 #define BEACON_TIMEOUT_VAL          10
166 #define MIN_BEACON_TIMEOUT_VAL      1
167 #define SLEEP_SLOP                  3
168 
169 #define INIT_CONFIG_STATUS          0x00000000
170 #define INIT_RSSI_THR               0x00000700
171 #define INIT_BCON_CNTRL_REG         0x00000000
172 
173 #define TU_TO_USEC(_tu)             ((_tu) << 10)
174 
175 #define ATH9K_HW_RX_HP_QDEPTH	16
176 #define ATH9K_HW_RX_LP_QDEPTH	128
177 
178 #define PAPRD_GAIN_TABLE_ENTRIES	32
179 #define PAPRD_TABLE_SZ			24
180 #define PAPRD_IDEAL_AGC2_PWR_RANGE	0xe0
181 
182 enum ath_hw_txq_subtype {
183 	ATH_TXQ_AC_BE = 0,
184 	ATH_TXQ_AC_BK = 1,
185 	ATH_TXQ_AC_VI = 2,
186 	ATH_TXQ_AC_VO = 3,
187 };
188 
189 enum ath_ini_subsys {
190 	ATH_INI_PRE = 0,
191 	ATH_INI_CORE,
192 	ATH_INI_POST,
193 	ATH_INI_NUM_SPLIT,
194 };
195 
196 enum ath9k_hw_caps {
197 	ATH9K_HW_CAP_HT                         = BIT(0),
198 	ATH9K_HW_CAP_RFSILENT                   = BIT(1),
199 	ATH9K_HW_CAP_AUTOSLEEP                  = BIT(2),
200 	ATH9K_HW_CAP_4KB_SPLITTRANS             = BIT(3),
201 	ATH9K_HW_CAP_EDMA			= BIT(4),
202 	ATH9K_HW_CAP_RAC_SUPPORTED		= BIT(5),
203 	ATH9K_HW_CAP_LDPC			= BIT(6),
204 	ATH9K_HW_CAP_FASTCLOCK			= BIT(7),
205 	ATH9K_HW_CAP_SGI_20			= BIT(8),
206 	ATH9K_HW_CAP_PAPRD			= BIT(9),
207 	ATH9K_HW_CAP_ANT_DIV_COMB		= BIT(10),
208 	ATH9K_HW_CAP_2GHZ			= BIT(11),
209 	ATH9K_HW_CAP_5GHZ			= BIT(12),
210 	ATH9K_HW_CAP_APM			= BIT(13),
211 	ATH9K_HW_CAP_RTT			= BIT(14),
212 	ATH9K_HW_CAP_MCI			= BIT(15),
213 	ATH9K_HW_CAP_DFS			= BIT(16),
214 };
215 
216 struct ath9k_hw_capabilities {
217 	u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
218 	u16 rts_aggr_limit;
219 	u8 tx_chainmask;
220 	u8 rx_chainmask;
221 	u8 max_txchains;
222 	u8 max_rxchains;
223 	u8 num_gpio_pins;
224 	u8 rx_hp_qdepth;
225 	u8 rx_lp_qdepth;
226 	u8 rx_status_len;
227 	u8 tx_desc_len;
228 	u8 txs_len;
229 	u16 pcie_lcr_offset;
230 	bool pcie_lcr_extsync_en;
231 };
232 
233 struct ath9k_ops_config {
234 	int dma_beacon_response_time;
235 	int sw_beacon_response_time;
236 	int additional_swba_backoff;
237 	int ack_6mb;
238 	u32 cwm_ignore_extcca;
239 	bool pcieSerDesWrite;
240 	u8 pcie_clock_req;
241 	u32 pcie_waen;
242 	u8 analog_shiftreg;
243 	u8 paprd_disable;
244 	u32 ofdm_trig_low;
245 	u32 ofdm_trig_high;
246 	u32 cck_trig_high;
247 	u32 cck_trig_low;
248 	u32 enable_ani;
249 	int serialize_regmode;
250 	bool rx_intr_mitigation;
251 	bool tx_intr_mitigation;
252 #define SPUR_DISABLE        	0
253 #define SPUR_ENABLE_IOCTL   	1
254 #define SPUR_ENABLE_EEPROM  	2
255 #define AR_SPUR_5413_1      	1640
256 #define AR_SPUR_5413_2      	1200
257 #define AR_NO_SPUR      	0x8000
258 #define AR_BASE_FREQ_2GHZ   	2300
259 #define AR_BASE_FREQ_5GHZ   	4900
260 #define AR_SPUR_FEEQ_BOUND_HT40 19
261 #define AR_SPUR_FEEQ_BOUND_HT20 10
262 	int spurmode;
263 	u16 spurchans[AR_EEPROM_MODAL_SPURS][2];
264 	u8 max_txtrig_level;
265 	u16 ani_poll_interval; /* ANI poll interval in ms */
266 };
267 
268 enum ath9k_int {
269 	ATH9K_INT_RX = 0x00000001,
270 	ATH9K_INT_RXDESC = 0x00000002,
271 	ATH9K_INT_RXHP = 0x00000001,
272 	ATH9K_INT_RXLP = 0x00000002,
273 	ATH9K_INT_RXNOFRM = 0x00000008,
274 	ATH9K_INT_RXEOL = 0x00000010,
275 	ATH9K_INT_RXORN = 0x00000020,
276 	ATH9K_INT_TX = 0x00000040,
277 	ATH9K_INT_TXDESC = 0x00000080,
278 	ATH9K_INT_TIM_TIMER = 0x00000100,
279 	ATH9K_INT_MCI = 0x00000200,
280 	ATH9K_INT_BB_WATCHDOG = 0x00000400,
281 	ATH9K_INT_TXURN = 0x00000800,
282 	ATH9K_INT_MIB = 0x00001000,
283 	ATH9K_INT_RXPHY = 0x00004000,
284 	ATH9K_INT_RXKCM = 0x00008000,
285 	ATH9K_INT_SWBA = 0x00010000,
286 	ATH9K_INT_BMISS = 0x00040000,
287 	ATH9K_INT_BNR = 0x00100000,
288 	ATH9K_INT_TIM = 0x00200000,
289 	ATH9K_INT_DTIM = 0x00400000,
290 	ATH9K_INT_DTIMSYNC = 0x00800000,
291 	ATH9K_INT_GPIO = 0x01000000,
292 	ATH9K_INT_CABEND = 0x02000000,
293 	ATH9K_INT_TSFOOR = 0x04000000,
294 	ATH9K_INT_GENTIMER = 0x08000000,
295 	ATH9K_INT_CST = 0x10000000,
296 	ATH9K_INT_GTT = 0x20000000,
297 	ATH9K_INT_FATAL = 0x40000000,
298 	ATH9K_INT_GLOBAL = 0x80000000,
299 	ATH9K_INT_BMISC = ATH9K_INT_TIM |
300 		ATH9K_INT_DTIM |
301 		ATH9K_INT_DTIMSYNC |
302 		ATH9K_INT_TSFOOR |
303 		ATH9K_INT_CABEND,
304 	ATH9K_INT_COMMON = ATH9K_INT_RXNOFRM |
305 		ATH9K_INT_RXDESC |
306 		ATH9K_INT_RXEOL |
307 		ATH9K_INT_RXORN |
308 		ATH9K_INT_TXURN |
309 		ATH9K_INT_TXDESC |
310 		ATH9K_INT_MIB |
311 		ATH9K_INT_RXPHY |
312 		ATH9K_INT_RXKCM |
313 		ATH9K_INT_SWBA |
314 		ATH9K_INT_BMISS |
315 		ATH9K_INT_GPIO,
316 	ATH9K_INT_NOCARD = 0xffffffff
317 };
318 
319 #define CHANNEL_CW_INT    0x00002
320 #define CHANNEL_CCK       0x00020
321 #define CHANNEL_OFDM      0x00040
322 #define CHANNEL_2GHZ      0x00080
323 #define CHANNEL_5GHZ      0x00100
324 #define CHANNEL_PASSIVE   0x00200
325 #define CHANNEL_DYN       0x00400
326 #define CHANNEL_HALF      0x04000
327 #define CHANNEL_QUARTER   0x08000
328 #define CHANNEL_HT20      0x10000
329 #define CHANNEL_HT40PLUS  0x20000
330 #define CHANNEL_HT40MINUS 0x40000
331 
332 #define CHANNEL_A           (CHANNEL_5GHZ|CHANNEL_OFDM)
333 #define CHANNEL_B           (CHANNEL_2GHZ|CHANNEL_CCK)
334 #define CHANNEL_G           (CHANNEL_2GHZ|CHANNEL_OFDM)
335 #define CHANNEL_G_HT20      (CHANNEL_2GHZ|CHANNEL_HT20)
336 #define CHANNEL_A_HT20      (CHANNEL_5GHZ|CHANNEL_HT20)
337 #define CHANNEL_G_HT40PLUS  (CHANNEL_2GHZ|CHANNEL_HT40PLUS)
338 #define CHANNEL_G_HT40MINUS (CHANNEL_2GHZ|CHANNEL_HT40MINUS)
339 #define CHANNEL_A_HT40PLUS  (CHANNEL_5GHZ|CHANNEL_HT40PLUS)
340 #define CHANNEL_A_HT40MINUS (CHANNEL_5GHZ|CHANNEL_HT40MINUS)
341 #define CHANNEL_ALL				\
342 	(CHANNEL_OFDM|				\
343 	 CHANNEL_CCK|				\
344 	 CHANNEL_2GHZ |				\
345 	 CHANNEL_5GHZ |				\
346 	 CHANNEL_HT20 |				\
347 	 CHANNEL_HT40PLUS |			\
348 	 CHANNEL_HT40MINUS)
349 
350 #define MAX_RTT_TABLE_ENTRY     6
351 #define MAX_IQCAL_MEASUREMENT	8
352 #define MAX_CL_TAB_ENTRY	16
353 
354 struct ath9k_hw_cal_data {
355 	u16 channel;
356 	u32 channelFlags;
357 	int32_t CalValid;
358 	int8_t iCoff;
359 	int8_t qCoff;
360 	bool rtt_done;
361 	bool paprd_done;
362 	bool nfcal_pending;
363 	bool nfcal_interference;
364 	bool done_txiqcal_once;
365 	bool done_txclcal_once;
366 	u16 small_signal_gain[AR9300_MAX_CHAINS];
367 	u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
368 	u32 num_measures[AR9300_MAX_CHAINS];
369 	int tx_corr_coeff[MAX_IQCAL_MEASUREMENT][AR9300_MAX_CHAINS];
370 	u32 tx_clcal[AR9300_MAX_CHAINS][MAX_CL_TAB_ENTRY];
371 	u32 rtt_table[AR9300_MAX_CHAINS][MAX_RTT_TABLE_ENTRY];
372 	struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
373 };
374 
375 struct ath9k_channel {
376 	struct ieee80211_channel *chan;
377 	struct ar5416AniState ani;
378 	u16 channel;
379 	u32 channelFlags;
380 	u32 chanmode;
381 	s16 noisefloor;
382 };
383 
384 #define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
385        (((_c)->channelFlags & CHANNEL_G_HT20) == CHANNEL_G_HT20) || \
386        (((_c)->channelFlags & CHANNEL_G_HT40PLUS) == CHANNEL_G_HT40PLUS) || \
387        (((_c)->channelFlags & CHANNEL_G_HT40MINUS) == CHANNEL_G_HT40MINUS))
388 #define IS_CHAN_OFDM(_c) (((_c)->channelFlags & CHANNEL_OFDM) != 0)
389 #define IS_CHAN_5GHZ(_c) (((_c)->channelFlags & CHANNEL_5GHZ) != 0)
390 #define IS_CHAN_2GHZ(_c) (((_c)->channelFlags & CHANNEL_2GHZ) != 0)
391 #define IS_CHAN_HALF_RATE(_c) (((_c)->channelFlags & CHANNEL_HALF) != 0)
392 #define IS_CHAN_QUARTER_RATE(_c) (((_c)->channelFlags & CHANNEL_QUARTER) != 0)
393 #define IS_CHAN_A_FAST_CLOCK(_ah, _c)			\
394 	((((_c)->channelFlags & CHANNEL_5GHZ) != 0) &&	\
395 	 ((_ah)->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK))
396 
397 /* These macros check chanmode and not channelFlags */
398 #define IS_CHAN_B(_c) ((_c)->chanmode == CHANNEL_B)
399 #define IS_CHAN_HT20(_c) (((_c)->chanmode == CHANNEL_A_HT20) ||	\
400 			  ((_c)->chanmode == CHANNEL_G_HT20))
401 #define IS_CHAN_HT40(_c) (((_c)->chanmode == CHANNEL_A_HT40PLUS) ||	\
402 			  ((_c)->chanmode == CHANNEL_A_HT40MINUS) ||	\
403 			  ((_c)->chanmode == CHANNEL_G_HT40PLUS) ||	\
404 			  ((_c)->chanmode == CHANNEL_G_HT40MINUS))
405 #define IS_CHAN_HT(_c) (IS_CHAN_HT20((_c)) || IS_CHAN_HT40((_c)))
406 
407 enum ath9k_power_mode {
408 	ATH9K_PM_AWAKE = 0,
409 	ATH9K_PM_FULL_SLEEP,
410 	ATH9K_PM_NETWORK_SLEEP,
411 	ATH9K_PM_UNDEFINED
412 };
413 
414 enum ser_reg_mode {
415 	SER_REG_MODE_OFF = 0,
416 	SER_REG_MODE_ON = 1,
417 	SER_REG_MODE_AUTO = 2,
418 };
419 
420 enum ath9k_rx_qtype {
421 	ATH9K_RX_QUEUE_HP,
422 	ATH9K_RX_QUEUE_LP,
423 	ATH9K_RX_QUEUE_MAX,
424 };
425 
426 struct ath9k_beacon_state {
427 	u32 bs_nexttbtt;
428 	u32 bs_nextdtim;
429 	u32 bs_intval;
430 #define ATH9K_TSFOOR_THRESHOLD    0x00004240 /* 16k us */
431 	u32 bs_dtimperiod;
432 	u16 bs_cfpperiod;
433 	u16 bs_cfpmaxduration;
434 	u32 bs_cfpnext;
435 	u16 bs_timoffset;
436 	u16 bs_bmissthreshold;
437 	u32 bs_sleepduration;
438 	u32 bs_tsfoor_threshold;
439 };
440 
441 struct chan_centers {
442 	u16 synth_center;
443 	u16 ctl_center;
444 	u16 ext_center;
445 };
446 
447 enum {
448 	ATH9K_RESET_POWER_ON,
449 	ATH9K_RESET_WARM,
450 	ATH9K_RESET_COLD,
451 };
452 
453 struct ath9k_hw_version {
454 	u32 magic;
455 	u16 devid;
456 	u16 subvendorid;
457 	u32 macVersion;
458 	u16 macRev;
459 	u16 phyRev;
460 	u16 analog5GhzRev;
461 	u16 analog2GhzRev;
462 	enum ath_usb_dev usbdev;
463 };
464 
465 /* Generic TSF timer definitions */
466 
467 #define ATH_MAX_GEN_TIMER	16
468 
469 #define AR_GENTMR_BIT(_index)	(1 << (_index))
470 
471 /*
472  * Using de Bruijin sequence to look up 1's index in a 32 bit number
473  * debruijn32 = 0000 0111 0111 1100 1011 0101 0011 0001
474  */
475 #define debruijn32 0x077CB531U
476 
477 struct ath_gen_timer_configuration {
478 	u32 next_addr;
479 	u32 period_addr;
480 	u32 mode_addr;
481 	u32 mode_mask;
482 };
483 
484 struct ath_gen_timer {
485 	void (*trigger)(void *arg);
486 	void (*overflow)(void *arg);
487 	void *arg;
488 	u8 index;
489 };
490 
491 struct ath_gen_timer_table {
492 	u32 gen_timer_index[32];
493 	struct ath_gen_timer *timers[ATH_MAX_GEN_TIMER];
494 	union {
495 		unsigned long timer_bits;
496 		u16 val;
497 	} timer_mask;
498 };
499 
500 struct ath_hw_antcomb_conf {
501 	u8 main_lna_conf;
502 	u8 alt_lna_conf;
503 	u8 fast_div_bias;
504 	u8 main_gaintb;
505 	u8 alt_gaintb;
506 	int lna1_lna2_delta;
507 	u8 div_group;
508 };
509 
510 /**
511  * struct ath_hw_radar_conf - radar detection initialization parameters
512  *
513  * @pulse_inband: threshold for checking the ratio of in-band power
514  *	to total power for short radar pulses (half dB steps)
515  * @pulse_inband_step: threshold for checking an in-band power to total
516  *	power ratio increase for short radar pulses (half dB steps)
517  * @pulse_height: threshold for detecting the beginning of a short
518  *	radar pulse (dB step)
519  * @pulse_rssi: threshold for detecting if a short radar pulse is
520  *	gone (dB step)
521  * @pulse_maxlen: maximum pulse length (0.8 us steps)
522  *
523  * @radar_rssi: RSSI threshold for starting long radar detection (dB steps)
524  * @radar_inband: threshold for checking the ratio of in-band power
525  *	to total power for long radar pulses (half dB steps)
526  * @fir_power: threshold for detecting the end of a long radar pulse (dB)
527  *
528  * @ext_channel: enable extension channel radar detection
529  */
530 struct ath_hw_radar_conf {
531 	unsigned int pulse_inband;
532 	unsigned int pulse_inband_step;
533 	unsigned int pulse_height;
534 	unsigned int pulse_rssi;
535 	unsigned int pulse_maxlen;
536 
537 	unsigned int radar_rssi;
538 	unsigned int radar_inband;
539 	int fir_power;
540 
541 	bool ext_channel;
542 };
543 
544 /**
545  * struct ath_hw_private_ops - callbacks used internally by hardware code
546  *
547  * This structure contains private callbacks designed to only be used internally
548  * by the hardware core.
549  *
550  * @init_cal_settings: setup types of calibrations supported
551  * @init_cal: starts actual calibration
552  *
553  * @init_mode_regs: Initializes mode registers
554  * @init_mode_gain_regs: Initialize TX/RX gain registers
555  *
556  * @rf_set_freq: change frequency
557  * @spur_mitigate_freq: spur mitigation
558  * @rf_alloc_ext_banks:
559  * @rf_free_ext_banks:
560  * @set_rf_regs:
561  * @compute_pll_control: compute the PLL control value to use for
562  *	AR_RTC_PLL_CONTROL for a given channel
563  * @setup_calibration: set up calibration
564  * @iscal_supported: used to query if a type of calibration is supported
565  *
566  * @ani_cache_ini_regs: cache the values for ANI from the initial
567  *	register settings through the register initialization.
568  */
569 struct ath_hw_private_ops {
570 	/* Calibration ops */
571 	void (*init_cal_settings)(struct ath_hw *ah);
572 	bool (*init_cal)(struct ath_hw *ah, struct ath9k_channel *chan);
573 
574 	void (*init_mode_regs)(struct ath_hw *ah);
575 	void (*init_mode_gain_regs)(struct ath_hw *ah);
576 	void (*setup_calibration)(struct ath_hw *ah,
577 				  struct ath9k_cal_list *currCal);
578 
579 	/* PHY ops */
580 	int (*rf_set_freq)(struct ath_hw *ah,
581 			   struct ath9k_channel *chan);
582 	void (*spur_mitigate_freq)(struct ath_hw *ah,
583 				   struct ath9k_channel *chan);
584 	int (*rf_alloc_ext_banks)(struct ath_hw *ah);
585 	void (*rf_free_ext_banks)(struct ath_hw *ah);
586 	bool (*set_rf_regs)(struct ath_hw *ah,
587 			    struct ath9k_channel *chan,
588 			    u16 modesIndex);
589 	void (*set_channel_regs)(struct ath_hw *ah, struct ath9k_channel *chan);
590 	void (*init_bb)(struct ath_hw *ah,
591 			struct ath9k_channel *chan);
592 	int (*process_ini)(struct ath_hw *ah, struct ath9k_channel *chan);
593 	void (*olc_init)(struct ath_hw *ah);
594 	void (*set_rfmode)(struct ath_hw *ah, struct ath9k_channel *chan);
595 	void (*mark_phy_inactive)(struct ath_hw *ah);
596 	void (*set_delta_slope)(struct ath_hw *ah, struct ath9k_channel *chan);
597 	bool (*rfbus_req)(struct ath_hw *ah);
598 	void (*rfbus_done)(struct ath_hw *ah);
599 	void (*restore_chainmask)(struct ath_hw *ah);
600 	u32 (*compute_pll_control)(struct ath_hw *ah,
601 				   struct ath9k_channel *chan);
602 	bool (*ani_control)(struct ath_hw *ah, enum ath9k_ani_cmd cmd,
603 			    int param);
604 	void (*do_getnf)(struct ath_hw *ah, int16_t nfarray[NUM_NF_READINGS]);
605 	void (*set_radar_params)(struct ath_hw *ah,
606 				 struct ath_hw_radar_conf *conf);
607 	int (*fast_chan_change)(struct ath_hw *ah, struct ath9k_channel *chan,
608 				u8 *ini_reloaded);
609 
610 	/* ANI */
611 	void (*ani_cache_ini_regs)(struct ath_hw *ah);
612 };
613 
614 /**
615  * struct ath_hw_ops - callbacks used by hardware code and driver code
616  *
617  * This structure contains callbacks designed to to be used internally by
618  * hardware code and also by the lower level driver.
619  *
620  * @config_pci_powersave:
621  * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
622  */
623 struct ath_hw_ops {
624 	void (*config_pci_powersave)(struct ath_hw *ah,
625 				     bool power_off);
626 	void (*rx_enable)(struct ath_hw *ah);
627 	void (*set_desc_link)(void *ds, u32 link);
628 	bool (*calibrate)(struct ath_hw *ah,
629 			  struct ath9k_channel *chan,
630 			  u8 rxchainmask,
631 			  bool longcal);
632 	bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked);
633 	void (*set_txdesc)(struct ath_hw *ah, void *ds,
634 			   struct ath_tx_info *i);
635 	int (*proc_txdesc)(struct ath_hw *ah, void *ds,
636 			   struct ath_tx_status *ts);
637 	void (*antdiv_comb_conf_get)(struct ath_hw *ah,
638 			struct ath_hw_antcomb_conf *antconf);
639 	void (*antdiv_comb_conf_set)(struct ath_hw *ah,
640 			struct ath_hw_antcomb_conf *antconf);
641 
642 };
643 
644 struct ath_nf_limits {
645 	s16 max;
646 	s16 min;
647 	s16 nominal;
648 };
649 
650 enum ath_cal_list {
651 	TX_IQ_CAL         =	BIT(0),
652 	TX_IQ_ON_AGC_CAL  =	BIT(1),
653 	TX_CL_CAL         =	BIT(2),
654 };
655 
656 /* ah_flags */
657 #define AH_USE_EEPROM   0x1
658 #define AH_UNPLUGGED    0x2 /* The card has been physically removed. */
659 #define AH_FASTCC       0x4
660 
661 struct ath_hw {
662 	struct ath_ops reg_ops;
663 
664 	struct ieee80211_hw *hw;
665 	struct ath_common common;
666 	struct ath9k_hw_version hw_version;
667 	struct ath9k_ops_config config;
668 	struct ath9k_hw_capabilities caps;
669 	struct ath9k_channel channels[ATH9K_NUM_CHANNELS];
670 	struct ath9k_channel *curchan;
671 
672 	union {
673 		struct ar5416_eeprom_def def;
674 		struct ar5416_eeprom_4k map4k;
675 		struct ar9287_eeprom map9287;
676 		struct ar9300_eeprom ar9300_eep;
677 	} eeprom;
678 	const struct eeprom_ops *eep_ops;
679 
680 	bool sw_mgmt_crypto;
681 	bool is_pciexpress;
682 	bool aspm_enabled;
683 	bool is_monitoring;
684 	bool need_an_top2_fixup;
685 	u16 tx_trig_level;
686 
687 	u32 nf_regs[6];
688 	struct ath_nf_limits nf_2g;
689 	struct ath_nf_limits nf_5g;
690 	u16 rfsilent;
691 	u32 rfkill_gpio;
692 	u32 rfkill_polarity;
693 	u32 ah_flags;
694 
695 	bool htc_reset_init;
696 
697 	enum nl80211_iftype opmode;
698 	enum ath9k_power_mode power_mode;
699 
700 	s8 noise;
701 	struct ath9k_hw_cal_data *caldata;
702 	struct ath9k_pacal_info pacal_info;
703 	struct ar5416Stats stats;
704 	struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
705 
706 	enum ath9k_int imask;
707 	u32 imrs2_reg;
708 	u32 txok_interrupt_mask;
709 	u32 txerr_interrupt_mask;
710 	u32 txdesc_interrupt_mask;
711 	u32 txeol_interrupt_mask;
712 	u32 txurn_interrupt_mask;
713 	atomic_t intr_ref_cnt;
714 	bool chip_fullsleep;
715 	u32 atim_window;
716 	u32 modes_index;
717 
718 	/* Calibration */
719 	u32 supp_cals;
720 	struct ath9k_cal_list iq_caldata;
721 	struct ath9k_cal_list adcgain_caldata;
722 	struct ath9k_cal_list adcdc_caldata;
723 	struct ath9k_cal_list tempCompCalData;
724 	struct ath9k_cal_list *cal_list;
725 	struct ath9k_cal_list *cal_list_last;
726 	struct ath9k_cal_list *cal_list_curr;
727 #define totalPowerMeasI meas0.unsign
728 #define totalPowerMeasQ meas1.unsign
729 #define totalIqCorrMeas meas2.sign
730 #define totalAdcIOddPhase  meas0.unsign
731 #define totalAdcIEvenPhase meas1.unsign
732 #define totalAdcQOddPhase  meas2.unsign
733 #define totalAdcQEvenPhase meas3.unsign
734 #define totalAdcDcOffsetIOddPhase  meas0.sign
735 #define totalAdcDcOffsetIEvenPhase meas1.sign
736 #define totalAdcDcOffsetQOddPhase  meas2.sign
737 #define totalAdcDcOffsetQEvenPhase meas3.sign
738 	union {
739 		u32 unsign[AR5416_MAX_CHAINS];
740 		int32_t sign[AR5416_MAX_CHAINS];
741 	} meas0;
742 	union {
743 		u32 unsign[AR5416_MAX_CHAINS];
744 		int32_t sign[AR5416_MAX_CHAINS];
745 	} meas1;
746 	union {
747 		u32 unsign[AR5416_MAX_CHAINS];
748 		int32_t sign[AR5416_MAX_CHAINS];
749 	} meas2;
750 	union {
751 		u32 unsign[AR5416_MAX_CHAINS];
752 		int32_t sign[AR5416_MAX_CHAINS];
753 	} meas3;
754 	u16 cal_samples;
755 	u8 enabled_cals;
756 
757 	u32 sta_id1_defaults;
758 	u32 misc_mode;
759 
760 	/* Private to hardware code */
761 	struct ath_hw_private_ops private_ops;
762 	/* Accessed by the lower level driver */
763 	struct ath_hw_ops ops;
764 
765 	/* Used to program the radio on non single-chip devices */
766 	u32 *analogBank0Data;
767 	u32 *analogBank1Data;
768 	u32 *analogBank2Data;
769 	u32 *analogBank3Data;
770 	u32 *analogBank6Data;
771 	u32 *analogBank6TPCData;
772 	u32 *analogBank7Data;
773 	u32 *bank6Temp;
774 
775 	int coverage_class;
776 	u32 slottime;
777 	u32 globaltxtimeout;
778 
779 	/* ANI */
780 	u32 proc_phyerr;
781 	u32 aniperiod;
782 	int totalSizeDesired[5];
783 	int coarse_high[5];
784 	int coarse_low[5];
785 	int firpwr[5];
786 	enum ath9k_ani_cmd ani_function;
787 
788 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
789 	struct ath_btcoex_hw btcoex_hw;
790 #endif
791 
792 	u32 intr_txqs;
793 	u8 txchainmask;
794 	u8 rxchainmask;
795 
796 	struct ath_hw_radar_conf radar_conf;
797 
798 	u32 originalGain[22];
799 	int initPDADC;
800 	int PDADCdelta;
801 	int led_pin;
802 	u32 gpio_mask;
803 	u32 gpio_val;
804 
805 	struct ar5416IniArray iniModes;
806 	struct ar5416IniArray iniCommon;
807 	struct ar5416IniArray iniBank0;
808 	struct ar5416IniArray iniBB_RfGain;
809 	struct ar5416IniArray iniBank1;
810 	struct ar5416IniArray iniBank2;
811 	struct ar5416IniArray iniBank3;
812 	struct ar5416IniArray iniBank6;
813 	struct ar5416IniArray iniBank6TPC;
814 	struct ar5416IniArray iniBank7;
815 	struct ar5416IniArray iniAddac;
816 	struct ar5416IniArray iniPcieSerdes;
817 	struct ar5416IniArray iniPcieSerdesLowPower;
818 	struct ar5416IniArray iniModesFastClock;
819 	struct ar5416IniArray iniAdditional;
820 	struct ar5416IniArray iniModesRxGain;
821 	struct ar5416IniArray iniModesTxGain;
822 	struct ar5416IniArray iniCckfirNormal;
823 	struct ar5416IniArray iniCckfirJapan2484;
824 	struct ar5416IniArray ini_japan2484;
825 	struct ar5416IniArray iniModes_9271_ANI_reg;
826 	struct ar5416IniArray ini_radio_post_sys2ant;
827 	struct ar5416IniArray ini_BTCOEX_MAX_TXPWR;
828 
829 	struct ar5416IniArray iniMac[ATH_INI_NUM_SPLIT];
830 	struct ar5416IniArray iniBB[ATH_INI_NUM_SPLIT];
831 	struct ar5416IniArray iniRadio[ATH_INI_NUM_SPLIT];
832 	struct ar5416IniArray iniSOC[ATH_INI_NUM_SPLIT];
833 
834 	u32 intr_gen_timer_trigger;
835 	u32 intr_gen_timer_thresh;
836 	struct ath_gen_timer_table hw_gen_timers;
837 
838 	struct ar9003_txs *ts_ring;
839 	u32 ts_paddr_start;
840 	u32 ts_paddr_end;
841 	u16 ts_tail;
842 	u16 ts_size;
843 
844 	u32 bb_watchdog_last_status;
845 	u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */
846 	u8 bb_hang_rx_ofdm; /* true if bb hang due to rx_ofdm */
847 
848 	unsigned int paprd_target_power;
849 	unsigned int paprd_training_power;
850 	unsigned int paprd_ratemask;
851 	unsigned int paprd_ratemask_ht40;
852 	bool paprd_table_write_done;
853 	u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES];
854 	u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES];
855 	/*
856 	 * Store the permanent value of Reg 0x4004in WARegVal
857 	 * so we dont have to R/M/W. We should not be reading
858 	 * this register when in sleep states.
859 	 */
860 	u32 WARegVal;
861 
862 	/* Enterprise mode cap */
863 	u32 ent_mode;
864 
865 	bool is_clk_25mhz;
866 	int (*get_mac_revision)(void);
867 	int (*external_reset)(void);
868 };
869 
870 struct ath_bus_ops {
871 	enum ath_bus_type ath_bus_type;
872 	void (*read_cachesize)(struct ath_common *common, int *csz);
873 	bool (*eeprom_read)(struct ath_common *common, u32 off, u16 *data);
874 	void (*bt_coex_prep)(struct ath_common *common);
875 	void (*extn_synch_en)(struct ath_common *common);
876 	void (*aspm_init)(struct ath_common *common);
877 };
878 
879 static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah)
880 {
881 	return &ah->common;
882 }
883 
884 static inline struct ath_regulatory *ath9k_hw_regulatory(struct ath_hw *ah)
885 {
886 	return &(ath9k_hw_common(ah)->regulatory);
887 }
888 
889 static inline struct ath_hw_private_ops *ath9k_hw_private_ops(struct ath_hw *ah)
890 {
891 	return &ah->private_ops;
892 }
893 
894 static inline struct ath_hw_ops *ath9k_hw_ops(struct ath_hw *ah)
895 {
896 	return &ah->ops;
897 }
898 
899 static inline u8 get_streams(int mask)
900 {
901 	return !!(mask & BIT(0)) + !!(mask & BIT(1)) + !!(mask & BIT(2));
902 }
903 
904 /* Initialization, Detach, Reset */
905 void ath9k_hw_deinit(struct ath_hw *ah);
906 int ath9k_hw_init(struct ath_hw *ah);
907 int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
908 		   struct ath9k_hw_cal_data *caldata, bool fastcc);
909 int ath9k_hw_fill_cap_info(struct ath_hw *ah);
910 u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
911 
912 /* GPIO / RFKILL / Antennae */
913 void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio);
914 u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio);
915 void ath9k_hw_cfg_output(struct ath_hw *ah, u32 gpio,
916 			 u32 ah_signal_type);
917 void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
918 void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
919 
920 /* General Operation */
921 void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
922 			  int hw_delay);
923 bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
924 void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
925 			  int column, unsigned int *writecnt);
926 u32 ath9k_hw_reverse_bits(u32 val, u32 n);
927 u16 ath9k_hw_computetxtime(struct ath_hw *ah,
928 			   u8 phy, int kbps,
929 			   u32 frameLen, u16 rateix, bool shortPreamble);
930 void ath9k_hw_get_channel_centers(struct ath_hw *ah,
931 				  struct ath9k_channel *chan,
932 				  struct chan_centers *centers);
933 u32 ath9k_hw_getrxfilter(struct ath_hw *ah);
934 void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits);
935 bool ath9k_hw_phy_disable(struct ath_hw *ah);
936 bool ath9k_hw_disable(struct ath_hw *ah);
937 void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test);
938 void ath9k_hw_setopmode(struct ath_hw *ah);
939 void ath9k_hw_setmcastfilter(struct ath_hw *ah, u32 filter0, u32 filter1);
940 void ath9k_hw_write_associd(struct ath_hw *ah);
941 u32 ath9k_hw_gettsf32(struct ath_hw *ah);
942 u64 ath9k_hw_gettsf64(struct ath_hw *ah);
943 void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64);
944 void ath9k_hw_reset_tsf(struct ath_hw *ah);
945 void ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting);
946 void ath9k_hw_init_global_settings(struct ath_hw *ah);
947 u32 ar9003_get_pll_sqsum_dvc(struct ath_hw *ah);
948 void ath9k_hw_set11nmac2040(struct ath_hw *ah);
949 void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period);
950 void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah,
951 				    const struct ath9k_beacon_state *bs);
952 bool ath9k_hw_check_alive(struct ath_hw *ah);
953 
954 bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode);
955 
956 #ifdef CONFIG_ATH9K_DEBUGFS
957 void ath9k_debug_sync_cause(struct ath_common *common, u32 sync_cause);
958 #else
959 static inline void ath9k_debug_sync_cause(struct ath_common *common,
960 					  u32 sync_cause) {}
961 #endif
962 
963 /* Generic hw timer primitives */
964 struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
965 					  void (*trigger)(void *),
966 					  void (*overflow)(void *),
967 					  void *arg,
968 					  u8 timer_index);
969 void ath9k_hw_gen_timer_start(struct ath_hw *ah,
970 			      struct ath_gen_timer *timer,
971 			      u32 timer_next,
972 			      u32 timer_period);
973 void ath9k_hw_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer);
974 
975 void ath_gen_timer_free(struct ath_hw *ah, struct ath_gen_timer *timer);
976 void ath_gen_timer_isr(struct ath_hw *hw);
977 
978 void ath9k_hw_name(struct ath_hw *ah, char *hw_name, size_t len);
979 
980 /* PHY */
981 void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
982 				   u32 *coef_mantissa, u32 *coef_exponent);
983 void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan,
984 			    bool test);
985 
986 /*
987  * Code Specific to AR5008, AR9001 or AR9002,
988  * we stuff these here to avoid callbacks for AR9003.
989  */
990 int ar9002_hw_rf_claim(struct ath_hw *ah);
991 void ar9002_hw_enable_async_fifo(struct ath_hw *ah);
992 
993 /*
994  * Code specific to AR9003, we stuff these here to avoid callbacks
995  * for older families
996  */
997 void ar9003_hw_bb_watchdog_config(struct ath_hw *ah);
998 void ar9003_hw_bb_watchdog_read(struct ath_hw *ah);
999 void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
1000 void ar9003_hw_disable_phy_restart(struct ath_hw *ah);
1001 void ar9003_paprd_enable(struct ath_hw *ah, bool val);
1002 void ar9003_paprd_populate_single_table(struct ath_hw *ah,
1003 					struct ath9k_hw_cal_data *caldata,
1004 					int chain);
1005 int ar9003_paprd_create_curve(struct ath_hw *ah,
1006 			      struct ath9k_hw_cal_data *caldata, int chain);
1007 int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
1008 int ar9003_paprd_init_table(struct ath_hw *ah);
1009 bool ar9003_paprd_is_done(struct ath_hw *ah);
1010 
1011 /* Hardware family op attach helpers */
1012 void ar5008_hw_attach_phy_ops(struct ath_hw *ah);
1013 void ar9002_hw_attach_phy_ops(struct ath_hw *ah);
1014 void ar9003_hw_attach_phy_ops(struct ath_hw *ah);
1015 
1016 void ar9002_hw_attach_calib_ops(struct ath_hw *ah);
1017 void ar9003_hw_attach_calib_ops(struct ath_hw *ah);
1018 
1019 void ar9002_hw_attach_ops(struct ath_hw *ah);
1020 void ar9003_hw_attach_ops(struct ath_hw *ah);
1021 
1022 void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan);
1023 /*
1024  * ANI work can be shared between all families but a next
1025  * generation implementation of ANI will be used only for AR9003 only
1026  * for now as the other families still need to be tested with the same
1027  * next generation ANI. Feel free to start testing it though for the
1028  * older families (AR5008, AR9001, AR9002) by using modparam_force_new_ani.
1029  */
1030 extern int modparam_force_new_ani;
1031 void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning);
1032 void ath9k_hw_proc_mib_event(struct ath_hw *ah);
1033 void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan);
1034 
1035 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
1036 static inline bool ath9k_hw_btcoex_is_enabled(struct ath_hw *ah)
1037 {
1038 	return ah->btcoex_hw.enabled;
1039 }
1040 void ath9k_hw_btcoex_enable(struct ath_hw *ah);
1041 static inline enum ath_btcoex_scheme
1042 ath9k_hw_get_btcoex_scheme(struct ath_hw *ah)
1043 {
1044 	return ah->btcoex_hw.scheme;
1045 }
1046 #else
1047 static inline bool ath9k_hw_btcoex_is_enabled(struct ath_hw *ah)
1048 {
1049 	return false;
1050 }
1051 static inline void ath9k_hw_btcoex_enable(struct ath_hw *ah)
1052 {
1053 }
1054 static inline enum ath_btcoex_scheme
1055 ath9k_hw_get_btcoex_scheme(struct ath_hw *ah)
1056 {
1057 	return ATH_BTCOEX_CFG_NONE;
1058 }
1059 #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
1060 
1061 #define ATH9K_CLOCK_RATE_CCK		22
1062 #define ATH9K_CLOCK_RATE_5GHZ_OFDM	40
1063 #define ATH9K_CLOCK_RATE_2GHZ_OFDM	44
1064 #define ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM 44
1065 
1066 #endif
1067