xref: /openbmc/linux/drivers/net/wireless/ath/ath9k/hw.h (revision e8e0929d)
1 /*
2  * Copyright (c) 2008-2009 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 
31 #include "../regd.h"
32 
33 #define ATHEROS_VENDOR_ID	0x168c
34 #define AR5416_DEVID_PCI	0x0023
35 #define AR5416_DEVID_PCIE	0x0024
36 #define AR9160_DEVID_PCI	0x0027
37 #define AR9280_DEVID_PCI	0x0029
38 #define AR9280_DEVID_PCIE	0x002a
39 #define AR9285_DEVID_PCIE	0x002b
40 #define AR5416_AR9100_DEVID	0x000b
41 #define	AR_SUBVENDOR_ID_NOG	0x0e11
42 #define AR_SUBVENDOR_ID_NEW_A	0x7065
43 #define AR5416_MAGIC		0x19641014
44 
45 #define AR5416_DEVID_AR9287_PCI  0x002D
46 #define AR5416_DEVID_AR9287_PCIE 0x002E
47 
48 #define AR9280_COEX2WIRE_SUBSYSID	0x309b
49 #define AT9285_COEX3WIRE_SA_SUBSYSID	0x30aa
50 #define AT9285_COEX3WIRE_DA_SUBSYSID	0x30ab
51 
52 /* Register read/write primitives */
53 #define REG_WRITE(_ah, _reg, _val) ath9k_iowrite32((_ah), (_reg), (_val))
54 #define REG_READ(_ah, _reg) ath9k_ioread32((_ah), (_reg))
55 
56 #define SM(_v, _f)  (((_v) << _f##_S) & _f)
57 #define MS(_v, _f)  (((_v) & _f) >> _f##_S)
58 #define REG_RMW(_a, _r, _set, _clr)    \
59 	REG_WRITE(_a, _r, (REG_READ(_a, _r) & ~(_clr)) | (_set))
60 #define REG_RMW_FIELD(_a, _r, _f, _v) \
61 	REG_WRITE(_a, _r, \
62 	(REG_READ(_a, _r) & ~_f) | (((_v) << _f##_S) & _f))
63 #define REG_SET_BIT(_a, _r, _f) \
64 	REG_WRITE(_a, _r, REG_READ(_a, _r) | _f)
65 #define REG_CLR_BIT(_a, _r, _f) \
66 	REG_WRITE(_a, _r, REG_READ(_a, _r) & ~_f)
67 
68 #define DO_DELAY(x) do {			\
69 		if ((++(x) % 64) == 0)          \
70 			udelay(1);		\
71 	} while (0)
72 
73 #define REG_WRITE_ARRAY(iniarray, column, regWr) do {                   \
74 		int r;							\
75 		for (r = 0; r < ((iniarray)->ia_rows); r++) {		\
76 			REG_WRITE(ah, INI_RA((iniarray), (r), 0),	\
77 				  INI_RA((iniarray), r, (column)));	\
78 			DO_DELAY(regWr);				\
79 		}							\
80 	} while (0)
81 
82 #define AR_GPIO_OUTPUT_MUX_AS_OUTPUT             0
83 #define AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED 1
84 #define AR_GPIO_OUTPUT_MUX_AS_PCIE_POWER_LED     2
85 #define AR_GPIO_OUTPUT_MUX_AS_TX_FRAME           3
86 #define AR_GPIO_OUTPUT_MUX_AS_RX_CLEAR_EXTERNAL  4
87 #define AR_GPIO_OUTPUT_MUX_AS_MAC_NETWORK_LED    5
88 #define AR_GPIO_OUTPUT_MUX_AS_MAC_POWER_LED      6
89 
90 #define AR_GPIOD_MASK               0x00001FFF
91 #define AR_GPIO_BIT(_gpio)          (1 << (_gpio))
92 
93 #define BASE_ACTIVATE_DELAY         100
94 #define RTC_PLL_SETTLE_DELAY        1000
95 #define COEF_SCALE_S                24
96 #define HT40_CHANNEL_CENTER_SHIFT   10
97 
98 #define ATH9K_ANTENNA0_CHAINMASK    0x1
99 #define ATH9K_ANTENNA1_CHAINMASK    0x2
100 
101 #define ATH9K_NUM_DMA_DEBUG_REGS    8
102 #define ATH9K_NUM_QUEUES            10
103 
104 #define MAX_RATE_POWER              63
105 #define AH_WAIT_TIMEOUT             100000 /* (us) */
106 #define AH_TSF_WRITE_TIMEOUT        100    /* (us) */
107 #define AH_TIME_QUANTUM             10
108 #define AR_KEYTABLE_SIZE            128
109 #define POWER_UP_TIME               10000
110 #define SPUR_RSSI_THRESH            40
111 
112 #define CAB_TIMEOUT_VAL             10
113 #define BEACON_TIMEOUT_VAL          10
114 #define MIN_BEACON_TIMEOUT_VAL      1
115 #define SLEEP_SLOP                  3
116 
117 #define INIT_CONFIG_STATUS          0x00000000
118 #define INIT_RSSI_THR               0x00000700
119 #define INIT_BCON_CNTRL_REG         0x00000000
120 
121 #define TU_TO_USEC(_tu)             ((_tu) << 10)
122 
123 enum wireless_mode {
124 	ATH9K_MODE_11A = 0,
125 	ATH9K_MODE_11G,
126 	ATH9K_MODE_11NA_HT20,
127 	ATH9K_MODE_11NG_HT20,
128 	ATH9K_MODE_11NA_HT40PLUS,
129 	ATH9K_MODE_11NA_HT40MINUS,
130 	ATH9K_MODE_11NG_HT40PLUS,
131 	ATH9K_MODE_11NG_HT40MINUS,
132 	ATH9K_MODE_MAX,
133 };
134 
135 enum ath9k_ant_setting {
136 	ATH9K_ANT_VARIABLE = 0,
137 	ATH9K_ANT_FIXED_A,
138 	ATH9K_ANT_FIXED_B
139 };
140 
141 enum ath9k_hw_caps {
142 	ATH9K_HW_CAP_MIC_AESCCM                 = BIT(0),
143 	ATH9K_HW_CAP_MIC_CKIP                   = BIT(1),
144 	ATH9K_HW_CAP_MIC_TKIP                   = BIT(2),
145 	ATH9K_HW_CAP_CIPHER_AESCCM              = BIT(3),
146 	ATH9K_HW_CAP_CIPHER_CKIP                = BIT(4),
147 	ATH9K_HW_CAP_CIPHER_TKIP                = BIT(5),
148 	ATH9K_HW_CAP_VEOL                       = BIT(6),
149 	ATH9K_HW_CAP_BSSIDMASK                  = BIT(7),
150 	ATH9K_HW_CAP_MCAST_KEYSEARCH            = BIT(8),
151 	ATH9K_HW_CAP_HT                         = BIT(9),
152 	ATH9K_HW_CAP_GTT                        = BIT(10),
153 	ATH9K_HW_CAP_FASTCC                     = BIT(11),
154 	ATH9K_HW_CAP_RFSILENT                   = BIT(12),
155 	ATH9K_HW_CAP_CST                        = BIT(13),
156 	ATH9K_HW_CAP_ENHANCEDPM                 = BIT(14),
157 	ATH9K_HW_CAP_AUTOSLEEP                  = BIT(15),
158 	ATH9K_HW_CAP_4KB_SPLITTRANS             = BIT(16),
159 };
160 
161 enum ath9k_capability_type {
162 	ATH9K_CAP_CIPHER = 0,
163 	ATH9K_CAP_TKIP_MIC,
164 	ATH9K_CAP_TKIP_SPLIT,
165 	ATH9K_CAP_DIVERSITY,
166 	ATH9K_CAP_TXPOW,
167 	ATH9K_CAP_MCAST_KEYSRCH,
168 	ATH9K_CAP_DS
169 };
170 
171 struct ath9k_hw_capabilities {
172 	u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
173 	DECLARE_BITMAP(wireless_modes, ATH9K_MODE_MAX); /* ATH9K_MODE_* */
174 	u16 total_queues;
175 	u16 keycache_size;
176 	u16 low_5ghz_chan, high_5ghz_chan;
177 	u16 low_2ghz_chan, high_2ghz_chan;
178 	u16 rts_aggr_limit;
179 	u8 tx_chainmask;
180 	u8 rx_chainmask;
181 	u16 tx_triglevel_max;
182 	u16 reg_cap;
183 	u8 num_gpio_pins;
184 	u8 num_antcfg_2ghz;
185 	u8 num_antcfg_5ghz;
186 };
187 
188 struct ath9k_ops_config {
189 	int dma_beacon_response_time;
190 	int sw_beacon_response_time;
191 	int additional_swba_backoff;
192 	int ack_6mb;
193 	int cwm_ignore_extcca;
194 	u8 pcie_powersave_enable;
195 	u8 pcie_clock_req;
196 	u32 pcie_waen;
197 	u8 analog_shiftreg;
198 	u8 ht_enable;
199 	u32 ofdm_trig_low;
200 	u32 ofdm_trig_high;
201 	u32 cck_trig_high;
202 	u32 cck_trig_low;
203 	u32 enable_ani;
204 	enum ath9k_ant_setting diversity_control;
205 	u16 antenna_switch_swap;
206 	int serialize_regmode;
207 	bool intr_mitigation;
208 #define SPUR_DISABLE        	0
209 #define SPUR_ENABLE_IOCTL   	1
210 #define SPUR_ENABLE_EEPROM  	2
211 #define AR_EEPROM_MODAL_SPURS   5
212 #define AR_SPUR_5413_1      	1640
213 #define AR_SPUR_5413_2      	1200
214 #define AR_NO_SPUR      	0x8000
215 #define AR_BASE_FREQ_2GHZ   	2300
216 #define AR_BASE_FREQ_5GHZ   	4900
217 #define AR_SPUR_FEEQ_BOUND_HT40 19
218 #define AR_SPUR_FEEQ_BOUND_HT20 10
219 	int spurmode;
220 	u16 spurchans[AR_EEPROM_MODAL_SPURS][2];
221 };
222 
223 enum ath9k_int {
224 	ATH9K_INT_RX = 0x00000001,
225 	ATH9K_INT_RXDESC = 0x00000002,
226 	ATH9K_INT_RXNOFRM = 0x00000008,
227 	ATH9K_INT_RXEOL = 0x00000010,
228 	ATH9K_INT_RXORN = 0x00000020,
229 	ATH9K_INT_TX = 0x00000040,
230 	ATH9K_INT_TXDESC = 0x00000080,
231 	ATH9K_INT_TIM_TIMER = 0x00000100,
232 	ATH9K_INT_TXURN = 0x00000800,
233 	ATH9K_INT_MIB = 0x00001000,
234 	ATH9K_INT_RXPHY = 0x00004000,
235 	ATH9K_INT_RXKCM = 0x00008000,
236 	ATH9K_INT_SWBA = 0x00010000,
237 	ATH9K_INT_BMISS = 0x00040000,
238 	ATH9K_INT_BNR = 0x00100000,
239 	ATH9K_INT_TIM = 0x00200000,
240 	ATH9K_INT_DTIM = 0x00400000,
241 	ATH9K_INT_DTIMSYNC = 0x00800000,
242 	ATH9K_INT_GPIO = 0x01000000,
243 	ATH9K_INT_CABEND = 0x02000000,
244 	ATH9K_INT_TSFOOR = 0x04000000,
245 	ATH9K_INT_GENTIMER = 0x08000000,
246 	ATH9K_INT_CST = 0x10000000,
247 	ATH9K_INT_GTT = 0x20000000,
248 	ATH9K_INT_FATAL = 0x40000000,
249 	ATH9K_INT_GLOBAL = 0x80000000,
250 	ATH9K_INT_BMISC = ATH9K_INT_TIM |
251 		ATH9K_INT_DTIM |
252 		ATH9K_INT_DTIMSYNC |
253 		ATH9K_INT_TSFOOR |
254 		ATH9K_INT_CABEND,
255 	ATH9K_INT_COMMON = ATH9K_INT_RXNOFRM |
256 		ATH9K_INT_RXDESC |
257 		ATH9K_INT_RXEOL |
258 		ATH9K_INT_RXORN |
259 		ATH9K_INT_TXURN |
260 		ATH9K_INT_TXDESC |
261 		ATH9K_INT_MIB |
262 		ATH9K_INT_RXPHY |
263 		ATH9K_INT_RXKCM |
264 		ATH9K_INT_SWBA |
265 		ATH9K_INT_BMISS |
266 		ATH9K_INT_GPIO,
267 	ATH9K_INT_NOCARD = 0xffffffff
268 };
269 
270 #define CHANNEL_CW_INT    0x00002
271 #define CHANNEL_CCK       0x00020
272 #define CHANNEL_OFDM      0x00040
273 #define CHANNEL_2GHZ      0x00080
274 #define CHANNEL_5GHZ      0x00100
275 #define CHANNEL_PASSIVE   0x00200
276 #define CHANNEL_DYN       0x00400
277 #define CHANNEL_HALF      0x04000
278 #define CHANNEL_QUARTER   0x08000
279 #define CHANNEL_HT20      0x10000
280 #define CHANNEL_HT40PLUS  0x20000
281 #define CHANNEL_HT40MINUS 0x40000
282 
283 #define CHANNEL_A           (CHANNEL_5GHZ|CHANNEL_OFDM)
284 #define CHANNEL_B           (CHANNEL_2GHZ|CHANNEL_CCK)
285 #define CHANNEL_G           (CHANNEL_2GHZ|CHANNEL_OFDM)
286 #define CHANNEL_G_HT20      (CHANNEL_2GHZ|CHANNEL_HT20)
287 #define CHANNEL_A_HT20      (CHANNEL_5GHZ|CHANNEL_HT20)
288 #define CHANNEL_G_HT40PLUS  (CHANNEL_2GHZ|CHANNEL_HT40PLUS)
289 #define CHANNEL_G_HT40MINUS (CHANNEL_2GHZ|CHANNEL_HT40MINUS)
290 #define CHANNEL_A_HT40PLUS  (CHANNEL_5GHZ|CHANNEL_HT40PLUS)
291 #define CHANNEL_A_HT40MINUS (CHANNEL_5GHZ|CHANNEL_HT40MINUS)
292 #define CHANNEL_ALL				\
293 	(CHANNEL_OFDM|				\
294 	 CHANNEL_CCK|				\
295 	 CHANNEL_2GHZ |				\
296 	 CHANNEL_5GHZ |				\
297 	 CHANNEL_HT20 |				\
298 	 CHANNEL_HT40PLUS |			\
299 	 CHANNEL_HT40MINUS)
300 
301 struct ath9k_channel {
302 	struct ieee80211_channel *chan;
303 	u16 channel;
304 	u32 channelFlags;
305 	u32 chanmode;
306 	int32_t CalValid;
307 	bool oneTimeCalsDone;
308 	int8_t iCoff;
309 	int8_t qCoff;
310 	int16_t rawNoiseFloor;
311 };
312 
313 #define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
314        (((_c)->channelFlags & CHANNEL_G_HT20) == CHANNEL_G_HT20) || \
315        (((_c)->channelFlags & CHANNEL_G_HT40PLUS) == CHANNEL_G_HT40PLUS) || \
316        (((_c)->channelFlags & CHANNEL_G_HT40MINUS) == CHANNEL_G_HT40MINUS))
317 #define IS_CHAN_OFDM(_c) (((_c)->channelFlags & CHANNEL_OFDM) != 0)
318 #define IS_CHAN_5GHZ(_c) (((_c)->channelFlags & CHANNEL_5GHZ) != 0)
319 #define IS_CHAN_2GHZ(_c) (((_c)->channelFlags & CHANNEL_2GHZ) != 0)
320 #define IS_CHAN_HALF_RATE(_c) (((_c)->channelFlags & CHANNEL_HALF) != 0)
321 #define IS_CHAN_QUARTER_RATE(_c) (((_c)->channelFlags & CHANNEL_QUARTER) != 0)
322 #define IS_CHAN_A_5MHZ_SPACED(_c)			\
323 	((((_c)->channelFlags & CHANNEL_5GHZ) != 0) &&	\
324 	 (((_c)->channel % 20) != 0) &&			\
325 	 (((_c)->channel % 10) != 0))
326 
327 /* These macros check chanmode and not channelFlags */
328 #define IS_CHAN_B(_c) ((_c)->chanmode == CHANNEL_B)
329 #define IS_CHAN_HT20(_c) (((_c)->chanmode == CHANNEL_A_HT20) ||	\
330 			  ((_c)->chanmode == CHANNEL_G_HT20))
331 #define IS_CHAN_HT40(_c) (((_c)->chanmode == CHANNEL_A_HT40PLUS) ||	\
332 			  ((_c)->chanmode == CHANNEL_A_HT40MINUS) ||	\
333 			  ((_c)->chanmode == CHANNEL_G_HT40PLUS) ||	\
334 			  ((_c)->chanmode == CHANNEL_G_HT40MINUS))
335 #define IS_CHAN_HT(_c) (IS_CHAN_HT20((_c)) || IS_CHAN_HT40((_c)))
336 
337 enum ath9k_power_mode {
338 	ATH9K_PM_AWAKE = 0,
339 	ATH9K_PM_FULL_SLEEP,
340 	ATH9K_PM_NETWORK_SLEEP,
341 	ATH9K_PM_UNDEFINED
342 };
343 
344 enum ath9k_tp_scale {
345 	ATH9K_TP_SCALE_MAX = 0,
346 	ATH9K_TP_SCALE_50,
347 	ATH9K_TP_SCALE_25,
348 	ATH9K_TP_SCALE_12,
349 	ATH9K_TP_SCALE_MIN
350 };
351 
352 enum ser_reg_mode {
353 	SER_REG_MODE_OFF = 0,
354 	SER_REG_MODE_ON = 1,
355 	SER_REG_MODE_AUTO = 2,
356 };
357 
358 struct ath9k_beacon_state {
359 	u32 bs_nexttbtt;
360 	u32 bs_nextdtim;
361 	u32 bs_intval;
362 #define ATH9K_BEACON_PERIOD       0x0000ffff
363 #define ATH9K_BEACON_ENA          0x00800000
364 #define ATH9K_BEACON_RESET_TSF    0x01000000
365 #define ATH9K_TSFOOR_THRESHOLD    0x00004240 /* 16k us */
366 	u32 bs_dtimperiod;
367 	u16 bs_cfpperiod;
368 	u16 bs_cfpmaxduration;
369 	u32 bs_cfpnext;
370 	u16 bs_timoffset;
371 	u16 bs_bmissthreshold;
372 	u32 bs_sleepduration;
373 	u32 bs_tsfoor_threshold;
374 };
375 
376 struct chan_centers {
377 	u16 synth_center;
378 	u16 ctl_center;
379 	u16 ext_center;
380 };
381 
382 enum {
383 	ATH9K_RESET_POWER_ON,
384 	ATH9K_RESET_WARM,
385 	ATH9K_RESET_COLD,
386 };
387 
388 struct ath9k_hw_version {
389 	u32 magic;
390 	u16 devid;
391 	u16 subvendorid;
392 	u32 macVersion;
393 	u16 macRev;
394 	u16 phyRev;
395 	u16 analog5GhzRev;
396 	u16 analog2GhzRev;
397 	u16 subsysid;
398 };
399 
400 /* Generic TSF timer definitions */
401 
402 #define ATH_MAX_GEN_TIMER	16
403 
404 #define AR_GENTMR_BIT(_index)	(1 << (_index))
405 
406 /*
407  * Using de Bruijin sequence to to look up 1's index in a 32 bit number
408  * debruijn32 = 0000 0111 0111 1100 1011 0101 0011 0001
409  */
410 #define debruijn32 0x077CB531UL
411 
412 struct ath_gen_timer_configuration {
413 	u32 next_addr;
414 	u32 period_addr;
415 	u32 mode_addr;
416 	u32 mode_mask;
417 };
418 
419 struct ath_gen_timer {
420 	void (*trigger)(void *arg);
421 	void (*overflow)(void *arg);
422 	void *arg;
423 	u8 index;
424 };
425 
426 struct ath_gen_timer_table {
427 	u32 gen_timer_index[32];
428 	struct ath_gen_timer *timers[ATH_MAX_GEN_TIMER];
429 	union {
430 		unsigned long timer_bits;
431 		u16 val;
432 	} timer_mask;
433 };
434 
435 struct ath_hw {
436 	struct ath_softc *ah_sc;
437 	struct ath9k_hw_version hw_version;
438 	struct ath9k_ops_config config;
439 	struct ath9k_hw_capabilities caps;
440 	struct ath9k_channel channels[38];
441 	struct ath9k_channel *curchan;
442 
443 	union {
444 		struct ar5416_eeprom_def def;
445 		struct ar5416_eeprom_4k map4k;
446 		struct ar9287_eeprom map9287;
447 	} eeprom;
448 	const struct eeprom_ops *eep_ops;
449 	enum ath9k_eep_map eep_map;
450 
451 	bool sw_mgmt_crypto;
452 	bool is_pciexpress;
453 	u8 macaddr[ETH_ALEN];
454 	u16 tx_trig_level;
455 	u16 rfsilent;
456 	u32 rfkill_gpio;
457 	u32 rfkill_polarity;
458 	u32 ah_flags;
459 
460 	bool htc_reset_init;
461 
462 	enum nl80211_iftype opmode;
463 	enum ath9k_power_mode power_mode;
464 
465 	struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
466 	struct ath9k_pacal_info pacal_info;
467 	struct ar5416Stats stats;
468 	struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
469 
470 	int16_t curchan_rad_index;
471 	u32 mask_reg;
472 	u32 txok_interrupt_mask;
473 	u32 txerr_interrupt_mask;
474 	u32 txdesc_interrupt_mask;
475 	u32 txeol_interrupt_mask;
476 	u32 txurn_interrupt_mask;
477 	bool chip_fullsleep;
478 	u32 atim_window;
479 
480 	/* Calibration */
481 	enum ath9k_cal_types supp_cals;
482 	struct ath9k_cal_list iq_caldata;
483 	struct ath9k_cal_list adcgain_caldata;
484 	struct ath9k_cal_list adcdc_calinitdata;
485 	struct ath9k_cal_list adcdc_caldata;
486 	struct ath9k_cal_list *cal_list;
487 	struct ath9k_cal_list *cal_list_last;
488 	struct ath9k_cal_list *cal_list_curr;
489 #define totalPowerMeasI meas0.unsign
490 #define totalPowerMeasQ meas1.unsign
491 #define totalIqCorrMeas meas2.sign
492 #define totalAdcIOddPhase  meas0.unsign
493 #define totalAdcIEvenPhase meas1.unsign
494 #define totalAdcQOddPhase  meas2.unsign
495 #define totalAdcQEvenPhase meas3.unsign
496 #define totalAdcDcOffsetIOddPhase  meas0.sign
497 #define totalAdcDcOffsetIEvenPhase meas1.sign
498 #define totalAdcDcOffsetQOddPhase  meas2.sign
499 #define totalAdcDcOffsetQEvenPhase meas3.sign
500 	union {
501 		u32 unsign[AR5416_MAX_CHAINS];
502 		int32_t sign[AR5416_MAX_CHAINS];
503 	} meas0;
504 	union {
505 		u32 unsign[AR5416_MAX_CHAINS];
506 		int32_t sign[AR5416_MAX_CHAINS];
507 	} meas1;
508 	union {
509 		u32 unsign[AR5416_MAX_CHAINS];
510 		int32_t sign[AR5416_MAX_CHAINS];
511 	} meas2;
512 	union {
513 		u32 unsign[AR5416_MAX_CHAINS];
514 		int32_t sign[AR5416_MAX_CHAINS];
515 	} meas3;
516 	u16 cal_samples;
517 
518 	u32 sta_id1_defaults;
519 	u32 misc_mode;
520 	enum {
521 		AUTO_32KHZ,
522 		USE_32KHZ,
523 		DONT_USE_32KHZ,
524 	} enable_32kHz_clock;
525 
526 	/* RF */
527 	u32 *analogBank0Data;
528 	u32 *analogBank1Data;
529 	u32 *analogBank2Data;
530 	u32 *analogBank3Data;
531 	u32 *analogBank6Data;
532 	u32 *analogBank6TPCData;
533 	u32 *analogBank7Data;
534 	u32 *addac5416_21;
535 	u32 *bank6Temp;
536 
537 	int16_t txpower_indexoffset;
538 	u32 beacon_interval;
539 	u32 slottime;
540 	u32 acktimeout;
541 	u32 ctstimeout;
542 	u32 globaltxtimeout;
543 	u8 gbeacon_rate;
544 
545 	/* ANI */
546 	u32 proc_phyerr;
547 	u32 aniperiod;
548 	struct ar5416AniState *curani;
549 	struct ar5416AniState ani[255];
550 	int totalSizeDesired[5];
551 	int coarse_high[5];
552 	int coarse_low[5];
553 	int firpwr[5];
554 	enum ath9k_ani_cmd ani_function;
555 
556 	u32 intr_txqs;
557 	enum ath9k_ht_extprotspacing extprotspacing;
558 	u8 txchainmask;
559 	u8 rxchainmask;
560 
561 	u32 originalGain[22];
562 	int initPDADC;
563 	int PDADCdelta;
564 	u8 led_pin;
565 
566 	struct ar5416IniArray iniModes;
567 	struct ar5416IniArray iniCommon;
568 	struct ar5416IniArray iniBank0;
569 	struct ar5416IniArray iniBB_RfGain;
570 	struct ar5416IniArray iniBank1;
571 	struct ar5416IniArray iniBank2;
572 	struct ar5416IniArray iniBank3;
573 	struct ar5416IniArray iniBank6;
574 	struct ar5416IniArray iniBank6TPC;
575 	struct ar5416IniArray iniBank7;
576 	struct ar5416IniArray iniAddac;
577 	struct ar5416IniArray iniPcieSerdes;
578 	struct ar5416IniArray iniModesAdditional;
579 	struct ar5416IniArray iniModesRxGain;
580 	struct ar5416IniArray iniModesTxGain;
581 
582 	u32 intr_gen_timer_trigger;
583 	u32 intr_gen_timer_thresh;
584 	struct ath_gen_timer_table hw_gen_timers;
585 };
586 
587 /* Initialization, Detach, Reset */
588 const char *ath9k_hw_probe(u16 vendorid, u16 devid);
589 void ath9k_hw_detach(struct ath_hw *ah);
590 int ath9k_hw_init(struct ath_hw *ah);
591 void ath9k_hw_rf_free(struct ath_hw *ah);
592 int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
593 		   bool bChannelChange);
594 void ath9k_hw_fill_cap_info(struct ath_hw *ah);
595 bool ath9k_hw_getcapability(struct ath_hw *ah, enum ath9k_capability_type type,
596 			    u32 capability, u32 *result);
597 bool ath9k_hw_setcapability(struct ath_hw *ah, enum ath9k_capability_type type,
598 			    u32 capability, u32 setting, int *status);
599 
600 /* Key Cache Management */
601 bool ath9k_hw_keyreset(struct ath_hw *ah, u16 entry);
602 bool ath9k_hw_keysetmac(struct ath_hw *ah, u16 entry, const u8 *mac);
603 bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry,
604 				 const struct ath9k_keyval *k,
605 				 const u8 *mac);
606 bool ath9k_hw_keyisvalid(struct ath_hw *ah, u16 entry);
607 
608 /* GPIO / RFKILL / Antennae */
609 void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio);
610 u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio);
611 void ath9k_hw_cfg_output(struct ath_hw *ah, u32 gpio,
612 			 u32 ah_signal_type);
613 void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
614 u32 ath9k_hw_getdefantenna(struct ath_hw *ah);
615 void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
616 bool ath9k_hw_setantennaswitch(struct ath_hw *ah,
617 			       enum ath9k_ant_setting settings,
618 			       struct ath9k_channel *chan,
619 			       u8 *tx_chainmask, u8 *rx_chainmask,
620 			       u8 *antenna_cfgd);
621 
622 /* General Operation */
623 bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
624 u32 ath9k_hw_reverse_bits(u32 val, u32 n);
625 bool ath9k_get_channel_edges(struct ath_hw *ah, u16 flags, u16 *low, u16 *high);
626 u16 ath9k_hw_computetxtime(struct ath_hw *ah,
627 			   const struct ath_rate_table *rates,
628 			   u32 frameLen, u16 rateix, bool shortPreamble);
629 void ath9k_hw_get_channel_centers(struct ath_hw *ah,
630 				  struct ath9k_channel *chan,
631 				  struct chan_centers *centers);
632 u32 ath9k_hw_getrxfilter(struct ath_hw *ah);
633 void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits);
634 bool ath9k_hw_phy_disable(struct ath_hw *ah);
635 bool ath9k_hw_disable(struct ath_hw *ah);
636 void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit);
637 void ath9k_hw_setmac(struct ath_hw *ah, const u8 *mac);
638 void ath9k_hw_setopmode(struct ath_hw *ah);
639 void ath9k_hw_setmcastfilter(struct ath_hw *ah, u32 filter0, u32 filter1);
640 void ath9k_hw_setbssidmask(struct ath_softc *sc);
641 void ath9k_hw_write_associd(struct ath_softc *sc);
642 u64 ath9k_hw_gettsf64(struct ath_hw *ah);
643 void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64);
644 void ath9k_hw_reset_tsf(struct ath_hw *ah);
645 void ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting);
646 bool ath9k_hw_setslottime(struct ath_hw *ah, u32 us);
647 void ath9k_hw_set11nmac2040(struct ath_hw *ah, enum ath9k_ht_macmode mode);
648 void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period);
649 void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah,
650 				    const struct ath9k_beacon_state *bs);
651 bool ath9k_hw_setpower(struct ath_hw *ah,
652 		       enum ath9k_power_mode mode);
653 void ath9k_hw_configpcipowersave(struct ath_hw *ah, int restore, int power_off);
654 
655 /* Interrupt Handling */
656 bool ath9k_hw_intrpend(struct ath_hw *ah);
657 bool ath9k_hw_getisr(struct ath_hw *ah, enum ath9k_int *masked);
658 enum ath9k_int ath9k_hw_set_interrupts(struct ath_hw *ah, enum ath9k_int ints);
659 
660 /* Generic hw timer primitives */
661 struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
662 					  void (*trigger)(void *),
663 					  void (*overflow)(void *),
664 					  void *arg,
665 					  u8 timer_index);
666 void ath_gen_timer_start(struct ath_hw *ah, struct ath_gen_timer *timer,
667 			 u32 timer_next, u32 timer_period);
668 void ath_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer);
669 void ath_gen_timer_free(struct ath_hw *ah, struct ath_gen_timer *timer);
670 void ath_gen_timer_isr(struct ath_hw *hw);
671 u32 ath9k_hw_gettsf32(struct ath_hw *ah);
672 
673 #define ATH_PCIE_CAP_LINK_CTRL	0x70
674 #define ATH_PCIE_CAP_LINK_L0S	1
675 #define ATH_PCIE_CAP_LINK_L1	2
676 
677 void ath_pcie_aspm_disable(struct ath_softc *sc);
678 #endif
679