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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 #include <linux/firmware.h>
24 
25 #include "mac.h"
26 #include "ani.h"
27 #include "eeprom.h"
28 #include "calib.h"
29 #include "reg.h"
30 #include "reg_mci.h"
31 #include "phy.h"
32 #include "btcoex.h"
33 #include "dynack.h"
34 
35 #include "../regd.h"
36 
37 #define ATHEROS_VENDOR_ID	0x168c
38 
39 #define AR5416_DEVID_PCI	0x0023
40 #define AR5416_DEVID_PCIE	0x0024
41 #define AR9160_DEVID_PCI	0x0027
42 #define AR9280_DEVID_PCI	0x0029
43 #define AR9280_DEVID_PCIE	0x002a
44 #define AR9285_DEVID_PCIE	0x002b
45 #define AR2427_DEVID_PCIE	0x002c
46 #define AR9287_DEVID_PCI	0x002d
47 #define AR9287_DEVID_PCIE	0x002e
48 #define AR9300_DEVID_PCIE	0x0030
49 #define AR9300_DEVID_AR9340	0x0031
50 #define AR9300_DEVID_AR9485_PCIE 0x0032
51 #define AR9300_DEVID_AR9580	0x0033
52 #define AR9300_DEVID_AR9462	0x0034
53 #define AR9300_DEVID_AR9330	0x0035
54 #define AR9300_DEVID_QCA955X	0x0038
55 #define AR9485_DEVID_AR1111	0x0037
56 #define AR9300_DEVID_AR9565     0x0036
57 #define AR9300_DEVID_AR953X     0x003d
58 #define AR9300_DEVID_QCA956X    0x003f
59 
60 #define AR5416_AR9100_DEVID	0x000b
61 
62 #define	AR_SUBVENDOR_ID_NOG	0x0e11
63 #define AR_SUBVENDOR_ID_NEW_A	0x7065
64 #define AR5416_MAGIC		0x19641014
65 
66 #define AR9280_COEX2WIRE_SUBSYSID	0x309b
67 #define AT9285_COEX3WIRE_SA_SUBSYSID	0x30aa
68 #define AT9285_COEX3WIRE_DA_SUBSYSID	0x30ab
69 
70 #define ATH_AMPDU_LIMIT_MAX        (64 * 1024 - 1)
71 
72 #define	ATH_DEFAULT_NOISE_FLOOR -95
73 
74 #define ATH9K_RSSI_BAD			-128
75 
76 #define ATH9K_NUM_CHANNELS	38
77 
78 /* Register read/write primitives */
79 #define REG_WRITE(_ah, _reg, _val) \
80 	(_ah)->reg_ops.write((_ah), (_val), (_reg))
81 
82 #define REG_READ(_ah, _reg) \
83 	(_ah)->reg_ops.read((_ah), (_reg))
84 
85 #define REG_READ_MULTI(_ah, _addr, _val, _cnt)		\
86 	(_ah)->reg_ops.multi_read((_ah), (_addr), (_val), (_cnt))
87 
88 #define REG_RMW(_ah, _reg, _set, _clr) \
89 	(_ah)->reg_ops.rmw((_ah), (_reg), (_set), (_clr))
90 
91 #define ENABLE_REGWRITE_BUFFER(_ah)					\
92 	do {								\
93 		if ((_ah)->reg_ops.enable_write_buffer)	\
94 			(_ah)->reg_ops.enable_write_buffer((_ah)); \
95 	} while (0)
96 
97 #define REGWRITE_BUFFER_FLUSH(_ah)					\
98 	do {								\
99 		if ((_ah)->reg_ops.write_flush)		\
100 			(_ah)->reg_ops.write_flush((_ah));	\
101 	} while (0)
102 
103 #define ENABLE_REG_RMW_BUFFER(_ah)					\
104 	do {								\
105 		if ((_ah)->reg_ops.enable_rmw_buffer)	\
106 			(_ah)->reg_ops.enable_rmw_buffer((_ah)); \
107 	} while (0)
108 
109 #define REG_RMW_BUFFER_FLUSH(_ah)					\
110 	do {								\
111 		if ((_ah)->reg_ops.rmw_flush)		\
112 			(_ah)->reg_ops.rmw_flush((_ah));	\
113 	} while (0)
114 
115 #define PR_EEP(_s, _val)						\
116 	do {								\
117 		len += scnprintf(buf + len, size - len, "%20s : %10d\n",\
118 				 _s, (_val));				\
119 	} while (0)
120 
121 #define SM(_v, _f)  (((_v) << _f##_S) & _f)
122 #define MS(_v, _f)  (((_v) & _f) >> _f##_S)
123 #define REG_RMW_FIELD(_a, _r, _f, _v) \
124 	REG_RMW(_a, _r, (((_v) << _f##_S) & _f), (_f))
125 #define REG_READ_FIELD(_a, _r, _f) \
126 	(((REG_READ(_a, _r) & _f) >> _f##_S))
127 #define REG_SET_BIT(_a, _r, _f) \
128 	REG_RMW(_a, _r, (_f), 0)
129 #define REG_CLR_BIT(_a, _r, _f) \
130 	REG_RMW(_a, _r, 0, (_f))
131 
132 #define DO_DELAY(x) do {					\
133 		if (((++(x) % 64) == 0) &&			\
134 		    (ath9k_hw_common(ah)->bus_ops->ath_bus_type	\
135 			!= ATH_USB))				\
136 			udelay(1);				\
137 	} while (0)
138 
139 #define REG_WRITE_ARRAY(iniarray, column, regWr) \
140 	ath9k_hw_write_array(ah, iniarray, column, &(regWr))
141 #define REG_READ_ARRAY(ah, array, size) \
142 	ath9k_hw_read_array(ah, array, size)
143 
144 #define AR_GPIO_OUTPUT_MUX_AS_OUTPUT             0
145 #define AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED 1
146 #define AR_GPIO_OUTPUT_MUX_AS_PCIE_POWER_LED     2
147 #define AR_GPIO_OUTPUT_MUX_AS_TX_FRAME           3
148 #define AR_GPIO_OUTPUT_MUX_AS_RX_CLEAR_EXTERNAL  4
149 #define AR_GPIO_OUTPUT_MUX_AS_MAC_NETWORK_LED    5
150 #define AR_GPIO_OUTPUT_MUX_AS_MAC_POWER_LED      6
151 #define AR_GPIO_OUTPUT_MUX_AS_MCI_WLAN_DATA      0x16
152 #define AR_GPIO_OUTPUT_MUX_AS_MCI_WLAN_CLK       0x17
153 #define AR_GPIO_OUTPUT_MUX_AS_MCI_BT_DATA        0x18
154 #define AR_GPIO_OUTPUT_MUX_AS_MCI_BT_CLK         0x19
155 #define AR_GPIO_OUTPUT_MUX_AS_WL_IN_TX           0x14
156 #define AR_GPIO_OUTPUT_MUX_AS_WL_IN_RX           0x13
157 #define AR_GPIO_OUTPUT_MUX_AS_BT_IN_TX           9
158 #define AR_GPIO_OUTPUT_MUX_AS_BT_IN_RX           8
159 #define AR_GPIO_OUTPUT_MUX_AS_RUCKUS_STROBE      0x1d
160 #define AR_GPIO_OUTPUT_MUX_AS_RUCKUS_DATA        0x1e
161 
162 #define AR_GPIOD_MASK               0x00001FFF
163 #define AR_GPIO_BIT(_gpio)          (1 << (_gpio))
164 
165 #define BASE_ACTIVATE_DELAY         100
166 #define RTC_PLL_SETTLE_DELAY        (AR_SREV_9340(ah) ? 1000 : 100)
167 #define COEF_SCALE_S                24
168 #define HT40_CHANNEL_CENTER_SHIFT   10
169 
170 #define ATH9K_ANTENNA0_CHAINMASK    0x1
171 #define ATH9K_ANTENNA1_CHAINMASK    0x2
172 
173 #define ATH9K_NUM_DMA_DEBUG_REGS    8
174 #define ATH9K_NUM_QUEUES            10
175 
176 #define MAX_RATE_POWER              63
177 #define AH_WAIT_TIMEOUT             100000 /* (us) */
178 #define AH_TSF_WRITE_TIMEOUT        100    /* (us) */
179 #define AH_TIME_QUANTUM             10
180 #define AR_KEYTABLE_SIZE            128
181 #define POWER_UP_TIME               10000
182 #define SPUR_RSSI_THRESH            40
183 #define UPPER_5G_SUB_BAND_START		5700
184 #define MID_5G_SUB_BAND_START		5400
185 
186 #define CAB_TIMEOUT_VAL             10
187 #define BEACON_TIMEOUT_VAL          10
188 #define MIN_BEACON_TIMEOUT_VAL      1
189 #define SLEEP_SLOP                  TU_TO_USEC(3)
190 
191 #define INIT_CONFIG_STATUS          0x00000000
192 #define INIT_RSSI_THR               0x00000700
193 #define INIT_BCON_CNTRL_REG         0x00000000
194 
195 #define TU_TO_USEC(_tu)             ((_tu) << 10)
196 
197 #define ATH9K_HW_RX_HP_QDEPTH	16
198 #define ATH9K_HW_RX_LP_QDEPTH	128
199 
200 #define PAPRD_GAIN_TABLE_ENTRIES	32
201 #define PAPRD_TABLE_SZ			24
202 #define PAPRD_IDEAL_AGC2_PWR_RANGE	0xe0
203 
204 /*
205  * Wake on Wireless
206  */
207 
208 /* Keep Alive Frame */
209 #define KAL_FRAME_LEN		28
210 #define KAL_FRAME_TYPE		0x2	/* data frame */
211 #define KAL_FRAME_SUB_TYPE	0x4	/* null data frame */
212 #define KAL_DURATION_ID		0x3d
213 #define KAL_NUM_DATA_WORDS	6
214 #define KAL_NUM_DESC_WORDS	12
215 #define KAL_ANTENNA_MODE	1
216 #define KAL_TO_DS		1
217 #define KAL_DELAY		4	/* delay of 4ms between 2 KAL frames */
218 #define KAL_TIMEOUT		900
219 
220 #define MAX_PATTERN_SIZE		256
221 #define MAX_PATTERN_MASK_SIZE		32
222 #define MAX_NUM_PATTERN			16
223 #define MAX_NUM_PATTERN_LEGACY		8
224 #define MAX_NUM_USER_PATTERN		6 /*  deducting the disassociate and
225 					      deauthenticate packets */
226 
227 /*
228  * WoW trigger mapping to hardware code
229  */
230 
231 #define AH_WOW_USER_PATTERN_EN		BIT(0)
232 #define AH_WOW_MAGIC_PATTERN_EN		BIT(1)
233 #define AH_WOW_LINK_CHANGE		BIT(2)
234 #define AH_WOW_BEACON_MISS		BIT(3)
235 
236 enum ath_hw_txq_subtype {
237 	ATH_TXQ_AC_BK = 0,
238 	ATH_TXQ_AC_BE = 1,
239 	ATH_TXQ_AC_VI = 2,
240 	ATH_TXQ_AC_VO = 3,
241 };
242 
243 enum ath_ini_subsys {
244 	ATH_INI_PRE = 0,
245 	ATH_INI_CORE,
246 	ATH_INI_POST,
247 	ATH_INI_NUM_SPLIT,
248 };
249 
250 enum ath9k_hw_caps {
251 	ATH9K_HW_CAP_HT                         = BIT(0),
252 	ATH9K_HW_CAP_RFSILENT                   = BIT(1),
253 	ATH9K_HW_CAP_AUTOSLEEP                  = BIT(2),
254 	ATH9K_HW_CAP_4KB_SPLITTRANS             = BIT(3),
255 	ATH9K_HW_CAP_EDMA			= BIT(4),
256 	ATH9K_HW_CAP_RAC_SUPPORTED		= BIT(5),
257 	ATH9K_HW_CAP_LDPC			= BIT(6),
258 	ATH9K_HW_CAP_FASTCLOCK			= BIT(7),
259 	ATH9K_HW_CAP_SGI_20			= BIT(8),
260 	ATH9K_HW_CAP_ANT_DIV_COMB		= BIT(10),
261 	ATH9K_HW_CAP_2GHZ			= BIT(11),
262 	ATH9K_HW_CAP_5GHZ			= BIT(12),
263 	ATH9K_HW_CAP_APM			= BIT(13),
264 #ifdef CONFIG_ATH9K_PCOEM
265 	ATH9K_HW_CAP_RTT			= BIT(14),
266 	ATH9K_HW_CAP_MCI			= BIT(15),
267 	ATH9K_HW_CAP_BT_ANT_DIV			= BIT(17),
268 #else
269 	ATH9K_HW_CAP_RTT			= 0,
270 	ATH9K_HW_CAP_MCI			= 0,
271 	ATH9K_HW_CAP_BT_ANT_DIV			= 0,
272 #endif
273 	ATH9K_HW_CAP_DFS			= BIT(18),
274 	ATH9K_HW_CAP_PAPRD			= BIT(19),
275 	ATH9K_HW_CAP_FCC_BAND_SWITCH		= BIT(20),
276 };
277 
278 /*
279  * WoW device capabilities
280  * @ATH9K_HW_WOW_DEVICE_CAPABLE: device revision is capable of WoW.
281  * @ATH9K_HW_WOW_PATTERN_MATCH_EXACT: device is capable of matching
282  * an exact user defined pattern or de-authentication/disassoc pattern.
283  * @ATH9K_HW_WOW_PATTERN_MATCH_DWORD: device requires the first four
284  * bytes of the pattern for user defined pattern, de-authentication and
285  * disassociation patterns for all types of possible frames recieved
286  * of those types.
287  */
288 
289 struct ath9k_hw_wow {
290 	u32 wow_event_mask;
291 	u32 wow_event_mask2;
292 	u8 max_patterns;
293 };
294 
295 struct ath9k_hw_capabilities {
296 	u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
297 	u16 rts_aggr_limit;
298 	u8 tx_chainmask;
299 	u8 rx_chainmask;
300 	u8 chip_chainmask;
301 	u8 max_txchains;
302 	u8 max_rxchains;
303 	u8 num_gpio_pins;
304 	u8 rx_hp_qdepth;
305 	u8 rx_lp_qdepth;
306 	u8 rx_status_len;
307 	u8 tx_desc_len;
308 	u8 txs_len;
309 };
310 
311 #define AR_NO_SPUR      	0x8000
312 #define AR_BASE_FREQ_2GHZ   	2300
313 #define AR_BASE_FREQ_5GHZ   	4900
314 #define AR_SPUR_FEEQ_BOUND_HT40 19
315 #define AR_SPUR_FEEQ_BOUND_HT20 10
316 
317 enum ath9k_hw_hang_checks {
318 	HW_BB_WATCHDOG            = BIT(0),
319 	HW_PHYRESTART_CLC_WAR     = BIT(1),
320 	HW_BB_RIFS_HANG           = BIT(2),
321 	HW_BB_DFS_HANG            = BIT(3),
322 	HW_BB_RX_CLEAR_STUCK_HANG = BIT(4),
323 	HW_MAC_HANG               = BIT(5),
324 };
325 
326 #define AR_PCIE_PLL_PWRSAVE_CONTROL BIT(0)
327 #define AR_PCIE_PLL_PWRSAVE_ON_D3   BIT(1)
328 #define AR_PCIE_PLL_PWRSAVE_ON_D0   BIT(2)
329 #define AR_PCIE_CDR_PWRSAVE_ON_D3   BIT(3)
330 #define AR_PCIE_CDR_PWRSAVE_ON_D0   BIT(4)
331 
332 struct ath9k_ops_config {
333 	int dma_beacon_response_time;
334 	int sw_beacon_response_time;
335 	bool cwm_ignore_extcca;
336 	u32 pcie_waen;
337 	u8 analog_shiftreg;
338 	u32 ofdm_trig_low;
339 	u32 ofdm_trig_high;
340 	u32 cck_trig_high;
341 	u32 cck_trig_low;
342 	bool enable_paprd;
343 	int serialize_regmode;
344 	bool rx_intr_mitigation;
345 	bool tx_intr_mitigation;
346 	u8 max_txtrig_level;
347 	u16 ani_poll_interval; /* ANI poll interval in ms */
348 	u16 hw_hang_checks;
349 	u16 rimt_first;
350 	u16 rimt_last;
351 
352 	/* Platform specific config */
353 	u32 aspm_l1_fix;
354 	u32 xlna_gpio;
355 	u32 ant_ctrl_comm2g_switch_enable;
356 	bool xatten_margin_cfg;
357 	bool alt_mingainidx;
358 	u8 pll_pwrsave;
359 	bool tx_gain_buffalo;
360 	bool led_active_high;
361 };
362 
363 enum ath9k_int {
364 	ATH9K_INT_RX = 0x00000001,
365 	ATH9K_INT_RXDESC = 0x00000002,
366 	ATH9K_INT_RXHP = 0x00000001,
367 	ATH9K_INT_RXLP = 0x00000002,
368 	ATH9K_INT_RXNOFRM = 0x00000008,
369 	ATH9K_INT_RXEOL = 0x00000010,
370 	ATH9K_INT_RXORN = 0x00000020,
371 	ATH9K_INT_TX = 0x00000040,
372 	ATH9K_INT_TXDESC = 0x00000080,
373 	ATH9K_INT_TIM_TIMER = 0x00000100,
374 	ATH9K_INT_MCI = 0x00000200,
375 	ATH9K_INT_BB_WATCHDOG = 0x00000400,
376 	ATH9K_INT_TXURN = 0x00000800,
377 	ATH9K_INT_MIB = 0x00001000,
378 	ATH9K_INT_RXPHY = 0x00004000,
379 	ATH9K_INT_RXKCM = 0x00008000,
380 	ATH9K_INT_SWBA = 0x00010000,
381 	ATH9K_INT_BMISS = 0x00040000,
382 	ATH9K_INT_BNR = 0x00100000,
383 	ATH9K_INT_TIM = 0x00200000,
384 	ATH9K_INT_DTIM = 0x00400000,
385 	ATH9K_INT_DTIMSYNC = 0x00800000,
386 	ATH9K_INT_GPIO = 0x01000000,
387 	ATH9K_INT_CABEND = 0x02000000,
388 	ATH9K_INT_TSFOOR = 0x04000000,
389 	ATH9K_INT_GENTIMER = 0x08000000,
390 	ATH9K_INT_CST = 0x10000000,
391 	ATH9K_INT_GTT = 0x20000000,
392 	ATH9K_INT_FATAL = 0x40000000,
393 	ATH9K_INT_GLOBAL = 0x80000000,
394 	ATH9K_INT_BMISC = ATH9K_INT_TIM |
395 		ATH9K_INT_DTIM |
396 		ATH9K_INT_DTIMSYNC |
397 		ATH9K_INT_TSFOOR |
398 		ATH9K_INT_CABEND,
399 	ATH9K_INT_COMMON = ATH9K_INT_RXNOFRM |
400 		ATH9K_INT_RXDESC |
401 		ATH9K_INT_RXEOL |
402 		ATH9K_INT_RXORN |
403 		ATH9K_INT_TXURN |
404 		ATH9K_INT_TXDESC |
405 		ATH9K_INT_MIB |
406 		ATH9K_INT_RXPHY |
407 		ATH9K_INT_RXKCM |
408 		ATH9K_INT_SWBA |
409 		ATH9K_INT_BMISS |
410 		ATH9K_INT_GPIO,
411 	ATH9K_INT_NOCARD = 0xffffffff
412 };
413 
414 #define MAX_RTT_TABLE_ENTRY     6
415 #define MAX_IQCAL_MEASUREMENT	8
416 #define MAX_CL_TAB_ENTRY	16
417 #define CL_TAB_ENTRY(reg_base)	(reg_base + (4 * j))
418 
419 enum ath9k_cal_flags {
420 	RTT_DONE,
421 	PAPRD_PACKET_SENT,
422 	PAPRD_DONE,
423 	NFCAL_PENDING,
424 	NFCAL_INTF,
425 	TXIQCAL_DONE,
426 	TXCLCAL_DONE,
427 	SW_PKDET_DONE,
428 };
429 
430 struct ath9k_hw_cal_data {
431 	u16 channel;
432 	u16 channelFlags;
433 	unsigned long cal_flags;
434 	int32_t CalValid;
435 	int8_t iCoff;
436 	int8_t qCoff;
437 	u8 caldac[2];
438 	u16 small_signal_gain[AR9300_MAX_CHAINS];
439 	u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
440 	u32 num_measures[AR9300_MAX_CHAINS];
441 	int tx_corr_coeff[MAX_IQCAL_MEASUREMENT][AR9300_MAX_CHAINS];
442 	u32 tx_clcal[AR9300_MAX_CHAINS][MAX_CL_TAB_ENTRY];
443 	u32 rtt_table[AR9300_MAX_CHAINS][MAX_RTT_TABLE_ENTRY];
444 	struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
445 };
446 
447 struct ath9k_channel {
448 	struct ieee80211_channel *chan;
449 	u16 channel;
450 	u16 channelFlags;
451 	s16 noisefloor;
452 };
453 
454 #define CHANNEL_5GHZ		BIT(0)
455 #define CHANNEL_HALF		BIT(1)
456 #define CHANNEL_QUARTER		BIT(2)
457 #define CHANNEL_HT		BIT(3)
458 #define CHANNEL_HT40PLUS	BIT(4)
459 #define CHANNEL_HT40MINUS	BIT(5)
460 
461 #define IS_CHAN_5GHZ(_c) (!!((_c)->channelFlags & CHANNEL_5GHZ))
462 #define IS_CHAN_2GHZ(_c) (!IS_CHAN_5GHZ(_c))
463 
464 #define IS_CHAN_HALF_RATE(_c) (!!((_c)->channelFlags & CHANNEL_HALF))
465 #define IS_CHAN_QUARTER_RATE(_c) (!!((_c)->channelFlags & CHANNEL_QUARTER))
466 #define IS_CHAN_A_FAST_CLOCK(_ah, _c)			\
467 	(IS_CHAN_5GHZ(_c) && ((_ah)->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK))
468 
469 #define IS_CHAN_HT(_c) ((_c)->channelFlags & CHANNEL_HT)
470 
471 #define IS_CHAN_HT20(_c) (IS_CHAN_HT(_c) && !IS_CHAN_HT40(_c))
472 
473 #define IS_CHAN_HT40(_c) \
474 	(!!((_c)->channelFlags & (CHANNEL_HT40PLUS | CHANNEL_HT40MINUS)))
475 
476 #define IS_CHAN_HT40PLUS(_c) ((_c)->channelFlags & CHANNEL_HT40PLUS)
477 #define IS_CHAN_HT40MINUS(_c) ((_c)->channelFlags & CHANNEL_HT40MINUS)
478 
479 enum ath9k_power_mode {
480 	ATH9K_PM_AWAKE = 0,
481 	ATH9K_PM_FULL_SLEEP,
482 	ATH9K_PM_NETWORK_SLEEP,
483 	ATH9K_PM_UNDEFINED
484 };
485 
486 enum ser_reg_mode {
487 	SER_REG_MODE_OFF = 0,
488 	SER_REG_MODE_ON = 1,
489 	SER_REG_MODE_AUTO = 2,
490 };
491 
492 enum ath9k_rx_qtype {
493 	ATH9K_RX_QUEUE_HP,
494 	ATH9K_RX_QUEUE_LP,
495 	ATH9K_RX_QUEUE_MAX,
496 };
497 
498 struct ath9k_beacon_state {
499 	u32 bs_nexttbtt;
500 	u32 bs_nextdtim;
501 	u32 bs_intval;
502 #define ATH9K_TSFOOR_THRESHOLD    0x00004240 /* 16k us */
503 	u32 bs_dtimperiod;
504 	u16 bs_bmissthreshold;
505 	u32 bs_sleepduration;
506 	u32 bs_tsfoor_threshold;
507 };
508 
509 struct chan_centers {
510 	u16 synth_center;
511 	u16 ctl_center;
512 	u16 ext_center;
513 };
514 
515 enum {
516 	ATH9K_RESET_POWER_ON,
517 	ATH9K_RESET_WARM,
518 	ATH9K_RESET_COLD,
519 };
520 
521 struct ath9k_hw_version {
522 	u32 magic;
523 	u16 devid;
524 	u16 subvendorid;
525 	u32 macVersion;
526 	u16 macRev;
527 	u16 phyRev;
528 	u16 analog5GhzRev;
529 	u16 analog2GhzRev;
530 	enum ath_usb_dev usbdev;
531 };
532 
533 /* Generic TSF timer definitions */
534 
535 #define ATH_MAX_GEN_TIMER	16
536 
537 #define AR_GENTMR_BIT(_index)	(1 << (_index))
538 
539 struct ath_gen_timer_configuration {
540 	u32 next_addr;
541 	u32 period_addr;
542 	u32 mode_addr;
543 	u32 mode_mask;
544 };
545 
546 struct ath_gen_timer {
547 	void (*trigger)(void *arg);
548 	void (*overflow)(void *arg);
549 	void *arg;
550 	u8 index;
551 };
552 
553 struct ath_gen_timer_table {
554 	struct ath_gen_timer *timers[ATH_MAX_GEN_TIMER];
555 	u16 timer_mask;
556 	bool tsf2_enabled;
557 };
558 
559 struct ath_hw_antcomb_conf {
560 	u8 main_lna_conf;
561 	u8 alt_lna_conf;
562 	u8 fast_div_bias;
563 	u8 main_gaintb;
564 	u8 alt_gaintb;
565 	int lna1_lna2_delta;
566 	int lna1_lna2_switch_delta;
567 	u8 div_group;
568 };
569 
570 /**
571  * struct ath_hw_radar_conf - radar detection initialization parameters
572  *
573  * @pulse_inband: threshold for checking the ratio of in-band power
574  *	to total power for short radar pulses (half dB steps)
575  * @pulse_inband_step: threshold for checking an in-band power to total
576  *	power ratio increase for short radar pulses (half dB steps)
577  * @pulse_height: threshold for detecting the beginning of a short
578  *	radar pulse (dB step)
579  * @pulse_rssi: threshold for detecting if a short radar pulse is
580  *	gone (dB step)
581  * @pulse_maxlen: maximum pulse length (0.8 us steps)
582  *
583  * @radar_rssi: RSSI threshold for starting long radar detection (dB steps)
584  * @radar_inband: threshold for checking the ratio of in-band power
585  *	to total power for long radar pulses (half dB steps)
586  * @fir_power: threshold for detecting the end of a long radar pulse (dB)
587  *
588  * @ext_channel: enable extension channel radar detection
589  */
590 struct ath_hw_radar_conf {
591 	unsigned int pulse_inband;
592 	unsigned int pulse_inband_step;
593 	unsigned int pulse_height;
594 	unsigned int pulse_rssi;
595 	unsigned int pulse_maxlen;
596 
597 	unsigned int radar_rssi;
598 	unsigned int radar_inband;
599 	int fir_power;
600 
601 	bool ext_channel;
602 };
603 
604 /**
605  * struct ath_hw_private_ops - callbacks used internally by hardware code
606  *
607  * This structure contains private callbacks designed to only be used internally
608  * by the hardware core.
609  *
610  * @init_cal_settings: setup types of calibrations supported
611  * @init_cal: starts actual calibration
612  *
613  * @init_mode_gain_regs: Initialize TX/RX gain registers
614  *
615  * @rf_set_freq: change frequency
616  * @spur_mitigate_freq: spur mitigation
617  * @set_rf_regs:
618  * @compute_pll_control: compute the PLL control value to use for
619  *	AR_RTC_PLL_CONTROL for a given channel
620  * @setup_calibration: set up calibration
621  * @iscal_supported: used to query if a type of calibration is supported
622  *
623  * @ani_cache_ini_regs: cache the values for ANI from the initial
624  *	register settings through the register initialization.
625  */
626 struct ath_hw_private_ops {
627 	void (*init_hang_checks)(struct ath_hw *ah);
628 	bool (*detect_mac_hang)(struct ath_hw *ah);
629 	bool (*detect_bb_hang)(struct ath_hw *ah);
630 
631 	/* Calibration ops */
632 	void (*init_cal_settings)(struct ath_hw *ah);
633 	bool (*init_cal)(struct ath_hw *ah, struct ath9k_channel *chan);
634 
635 	void (*init_mode_gain_regs)(struct ath_hw *ah);
636 	void (*setup_calibration)(struct ath_hw *ah,
637 				  struct ath9k_cal_list *currCal);
638 
639 	/* PHY ops */
640 	int (*rf_set_freq)(struct ath_hw *ah,
641 			   struct ath9k_channel *chan);
642 	void (*spur_mitigate_freq)(struct ath_hw *ah,
643 				   struct ath9k_channel *chan);
644 	bool (*set_rf_regs)(struct ath_hw *ah,
645 			    struct ath9k_channel *chan,
646 			    u16 modesIndex);
647 	void (*set_channel_regs)(struct ath_hw *ah, struct ath9k_channel *chan);
648 	void (*init_bb)(struct ath_hw *ah,
649 			struct ath9k_channel *chan);
650 	int (*process_ini)(struct ath_hw *ah, struct ath9k_channel *chan);
651 	void (*olc_init)(struct ath_hw *ah);
652 	void (*set_rfmode)(struct ath_hw *ah, struct ath9k_channel *chan);
653 	void (*mark_phy_inactive)(struct ath_hw *ah);
654 	void (*set_delta_slope)(struct ath_hw *ah, struct ath9k_channel *chan);
655 	bool (*rfbus_req)(struct ath_hw *ah);
656 	void (*rfbus_done)(struct ath_hw *ah);
657 	void (*restore_chainmask)(struct ath_hw *ah);
658 	u32 (*compute_pll_control)(struct ath_hw *ah,
659 				   struct ath9k_channel *chan);
660 	bool (*ani_control)(struct ath_hw *ah, enum ath9k_ani_cmd cmd,
661 			    int param);
662 	void (*do_getnf)(struct ath_hw *ah, int16_t nfarray[NUM_NF_READINGS]);
663 	void (*set_radar_params)(struct ath_hw *ah,
664 				 struct ath_hw_radar_conf *conf);
665 	int (*fast_chan_change)(struct ath_hw *ah, struct ath9k_channel *chan,
666 				u8 *ini_reloaded);
667 
668 	/* ANI */
669 	void (*ani_cache_ini_regs)(struct ath_hw *ah);
670 
671 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
672 	bool (*is_aic_enabled)(struct ath_hw *ah);
673 #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
674 };
675 
676 /**
677  * struct ath_spec_scan - parameters for Atheros spectral scan
678  *
679  * @enabled: enable/disable spectral scan
680  * @short_repeat: controls whether the chip is in spectral scan mode
681  *		  for 4 usec (enabled) or 204 usec (disabled)
682  * @count: number of scan results requested. There are special meanings
683  *	   in some chip revisions:
684  *	   AR92xx: highest bit set (>=128) for endless mode
685  *		   (spectral scan won't stopped until explicitly disabled)
686  *	   AR9300 and newer: 0 for endless mode
687  * @endless: true if endless mode is intended. Otherwise, count value is
688  *           corrected to the next possible value.
689  * @period: time duration between successive spectral scan entry points
690  *	    (period*256*Tclk). Tclk = ath_common->clockrate
691  * @fft_period: PHY passes FFT frames to MAC every (fft_period+1)*4uS
692  *
693  * Note: Tclk = 40MHz or 44MHz depending upon operating mode.
694  *	 Typically it's 44MHz in 2/5GHz on later chips, but there's
695  *	 a "fast clock" check for this in 5GHz.
696  *
697  */
698 struct ath_spec_scan {
699 	bool enabled;
700 	bool short_repeat;
701 	bool endless;
702 	u8 count;
703 	u8 period;
704 	u8 fft_period;
705 };
706 
707 /**
708  * struct ath_hw_ops - callbacks used by hardware code and driver code
709  *
710  * This structure contains callbacks designed to to be used internally by
711  * hardware code and also by the lower level driver.
712  *
713  * @config_pci_powersave:
714  * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
715  *
716  * @spectral_scan_config: set parameters for spectral scan and enable/disable it
717  * @spectral_scan_trigger: trigger a spectral scan run
718  * @spectral_scan_wait: wait for a spectral scan run to finish
719  */
720 struct ath_hw_ops {
721 	void (*config_pci_powersave)(struct ath_hw *ah,
722 				     bool power_off);
723 	void (*rx_enable)(struct ath_hw *ah);
724 	void (*set_desc_link)(void *ds, u32 link);
725 	int (*calibrate)(struct ath_hw *ah, struct ath9k_channel *chan,
726 			 u8 rxchainmask, bool longcal);
727 	bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked,
728 			u32 *sync_cause_p);
729 	void (*set_txdesc)(struct ath_hw *ah, void *ds,
730 			   struct ath_tx_info *i);
731 	int (*proc_txdesc)(struct ath_hw *ah, void *ds,
732 			   struct ath_tx_status *ts);
733 	int (*get_duration)(struct ath_hw *ah, const void *ds, int index);
734 	void (*antdiv_comb_conf_get)(struct ath_hw *ah,
735 			struct ath_hw_antcomb_conf *antconf);
736 	void (*antdiv_comb_conf_set)(struct ath_hw *ah,
737 			struct ath_hw_antcomb_conf *antconf);
738 	void (*spectral_scan_config)(struct ath_hw *ah,
739 				     struct ath_spec_scan *param);
740 	void (*spectral_scan_trigger)(struct ath_hw *ah);
741 	void (*spectral_scan_wait)(struct ath_hw *ah);
742 
743 	void (*tx99_start)(struct ath_hw *ah, u32 qnum);
744 	void (*tx99_stop)(struct ath_hw *ah);
745 	void (*tx99_set_txpower)(struct ath_hw *ah, u8 power);
746 
747 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
748 	void (*set_bt_ant_diversity)(struct ath_hw *hw, bool enable);
749 #endif
750 };
751 
752 struct ath_nf_limits {
753 	s16 max;
754 	s16 min;
755 	s16 nominal;
756 };
757 
758 enum ath_cal_list {
759 	TX_IQ_CAL         =	BIT(0),
760 	TX_IQ_ON_AGC_CAL  =	BIT(1),
761 	TX_CL_CAL         =	BIT(2),
762 };
763 
764 /* ah_flags */
765 #define AH_USE_EEPROM   0x1
766 #define AH_UNPLUGGED    0x2 /* The card has been physically removed. */
767 #define AH_FASTCC       0x4
768 #define AH_NO_EEP_SWAP  0x8 /* Do not swap EEPROM data */
769 
770 struct ath_hw {
771 	struct ath_ops reg_ops;
772 
773 	struct device *dev;
774 	struct ieee80211_hw *hw;
775 	struct ath_common common;
776 	struct ath9k_hw_version hw_version;
777 	struct ath9k_ops_config config;
778 	struct ath9k_hw_capabilities caps;
779 	struct ath9k_channel channels[ATH9K_NUM_CHANNELS];
780 	struct ath9k_channel *curchan;
781 
782 	union {
783 		struct ar5416_eeprom_def def;
784 		struct ar5416_eeprom_4k map4k;
785 		struct ar9287_eeprom map9287;
786 		struct ar9300_eeprom ar9300_eep;
787 	} eeprom;
788 	const struct eeprom_ops *eep_ops;
789 
790 	bool sw_mgmt_crypto_tx;
791 	bool sw_mgmt_crypto_rx;
792 	bool is_pciexpress;
793 	bool aspm_enabled;
794 	bool is_monitoring;
795 	bool need_an_top2_fixup;
796 	u16 tx_trig_level;
797 
798 	u32 nf_regs[6];
799 	struct ath_nf_limits nf_2g;
800 	struct ath_nf_limits nf_5g;
801 	u16 rfsilent;
802 	u32 rfkill_gpio;
803 	u32 rfkill_polarity;
804 	u32 ah_flags;
805 
806 	bool reset_power_on;
807 	bool htc_reset_init;
808 
809 	enum nl80211_iftype opmode;
810 	enum ath9k_power_mode power_mode;
811 
812 	s8 noise;
813 	struct ath9k_hw_cal_data *caldata;
814 	struct ath9k_pacal_info pacal_info;
815 	struct ar5416Stats stats;
816 	struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
817 	DECLARE_BITMAP(pending_del_keymap, ATH_KEYMAX);
818 
819 	enum ath9k_int imask;
820 	u32 imrs2_reg;
821 	u32 txok_interrupt_mask;
822 	u32 txerr_interrupt_mask;
823 	u32 txdesc_interrupt_mask;
824 	u32 txeol_interrupt_mask;
825 	u32 txurn_interrupt_mask;
826 	atomic_t intr_ref_cnt;
827 	bool chip_fullsleep;
828 	u32 modes_index;
829 
830 	/* Calibration */
831 	u32 supp_cals;
832 	struct ath9k_cal_list iq_caldata;
833 	struct ath9k_cal_list adcgain_caldata;
834 	struct ath9k_cal_list adcdc_caldata;
835 	struct ath9k_cal_list *cal_list;
836 	struct ath9k_cal_list *cal_list_last;
837 	struct ath9k_cal_list *cal_list_curr;
838 #define totalPowerMeasI meas0.unsign
839 #define totalPowerMeasQ meas1.unsign
840 #define totalIqCorrMeas meas2.sign
841 #define totalAdcIOddPhase  meas0.unsign
842 #define totalAdcIEvenPhase meas1.unsign
843 #define totalAdcQOddPhase  meas2.unsign
844 #define totalAdcQEvenPhase meas3.unsign
845 #define totalAdcDcOffsetIOddPhase  meas0.sign
846 #define totalAdcDcOffsetIEvenPhase meas1.sign
847 #define totalAdcDcOffsetQOddPhase  meas2.sign
848 #define totalAdcDcOffsetQEvenPhase meas3.sign
849 	union {
850 		u32 unsign[AR5416_MAX_CHAINS];
851 		int32_t sign[AR5416_MAX_CHAINS];
852 	} meas0;
853 	union {
854 		u32 unsign[AR5416_MAX_CHAINS];
855 		int32_t sign[AR5416_MAX_CHAINS];
856 	} meas1;
857 	union {
858 		u32 unsign[AR5416_MAX_CHAINS];
859 		int32_t sign[AR5416_MAX_CHAINS];
860 	} meas2;
861 	union {
862 		u32 unsign[AR5416_MAX_CHAINS];
863 		int32_t sign[AR5416_MAX_CHAINS];
864 	} meas3;
865 	u16 cal_samples;
866 	u8 enabled_cals;
867 
868 	u32 sta_id1_defaults;
869 	u32 misc_mode;
870 
871 	/* Private to hardware code */
872 	struct ath_hw_private_ops private_ops;
873 	/* Accessed by the lower level driver */
874 	struct ath_hw_ops ops;
875 
876 	/* Used to program the radio on non single-chip devices */
877 	u32 *analogBank6Data;
878 
879 	int coverage_class;
880 	u32 slottime;
881 	u32 globaltxtimeout;
882 
883 	/* ANI */
884 	u32 aniperiod;
885 	enum ath9k_ani_cmd ani_function;
886 	u32 ani_skip_count;
887 	struct ar5416AniState ani;
888 
889 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
890 	struct ath_btcoex_hw btcoex_hw;
891 #endif
892 
893 	u32 intr_txqs;
894 	u8 txchainmask;
895 	u8 rxchainmask;
896 
897 	struct ath_hw_radar_conf radar_conf;
898 
899 	u32 originalGain[22];
900 	int initPDADC;
901 	int PDADCdelta;
902 	int led_pin;
903 	u32 gpio_mask;
904 	u32 gpio_val;
905 
906 	struct ar5416IniArray ini_dfs;
907 	struct ar5416IniArray iniModes;
908 	struct ar5416IniArray iniCommon;
909 	struct ar5416IniArray iniBB_RfGain;
910 	struct ar5416IniArray iniBank6;
911 	struct ar5416IniArray iniAddac;
912 	struct ar5416IniArray iniPcieSerdes;
913 	struct ar5416IniArray iniPcieSerdesLowPower;
914 	struct ar5416IniArray iniModesFastClock;
915 	struct ar5416IniArray iniAdditional;
916 	struct ar5416IniArray iniModesRxGain;
917 	struct ar5416IniArray ini_modes_rx_gain_bounds;
918 	struct ar5416IniArray iniModesTxGain;
919 	struct ar5416IniArray iniCckfirNormal;
920 	struct ar5416IniArray iniCckfirJapan2484;
921 	struct ar5416IniArray iniModes_9271_ANI_reg;
922 	struct ar5416IniArray ini_radio_post_sys2ant;
923 	struct ar5416IniArray ini_modes_rxgain_xlna;
924 	struct ar5416IniArray ini_modes_rxgain_bb_core;
925 	struct ar5416IniArray ini_modes_rxgain_bb_postamble;
926 
927 	struct ar5416IniArray iniMac[ATH_INI_NUM_SPLIT];
928 	struct ar5416IniArray iniBB[ATH_INI_NUM_SPLIT];
929 	struct ar5416IniArray iniRadio[ATH_INI_NUM_SPLIT];
930 	struct ar5416IniArray iniSOC[ATH_INI_NUM_SPLIT];
931 
932 	u32 intr_gen_timer_trigger;
933 	u32 intr_gen_timer_thresh;
934 	struct ath_gen_timer_table hw_gen_timers;
935 
936 	struct ar9003_txs *ts_ring;
937 	u32 ts_paddr_start;
938 	u32 ts_paddr_end;
939 	u16 ts_tail;
940 	u16 ts_size;
941 
942 	u32 bb_watchdog_last_status;
943 	u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */
944 	u8 bb_hang_rx_ofdm; /* true if bb hang due to rx_ofdm */
945 
946 	unsigned int paprd_target_power;
947 	unsigned int paprd_training_power;
948 	unsigned int paprd_ratemask;
949 	unsigned int paprd_ratemask_ht40;
950 	bool paprd_table_write_done;
951 	u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES];
952 	u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES];
953 	/*
954 	 * Store the permanent value of Reg 0x4004in WARegVal
955 	 * so we dont have to R/M/W. We should not be reading
956 	 * this register when in sleep states.
957 	 */
958 	u32 WARegVal;
959 
960 	/* Enterprise mode cap */
961 	u32 ent_mode;
962 
963 #ifdef CONFIG_ATH9K_WOW
964 	struct ath9k_hw_wow wow;
965 #endif
966 	bool is_clk_25mhz;
967 	int (*get_mac_revision)(void);
968 	int (*external_reset)(void);
969 	bool disable_2ghz;
970 	bool disable_5ghz;
971 
972 	const struct firmware *eeprom_blob;
973 
974 	struct ath_dynack dynack;
975 
976 	bool tpc_enabled;
977 	u8 tx_power[Ar5416RateSize];
978 	u8 tx_power_stbc[Ar5416RateSize];
979 };
980 
981 struct ath_bus_ops {
982 	enum ath_bus_type ath_bus_type;
983 	void (*read_cachesize)(struct ath_common *common, int *csz);
984 	bool (*eeprom_read)(struct ath_common *common, u32 off, u16 *data);
985 	void (*bt_coex_prep)(struct ath_common *common);
986 	void (*aspm_init)(struct ath_common *common);
987 };
988 
ath9k_hw_common(struct ath_hw * ah)989 static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah)
990 {
991 	return &ah->common;
992 }
993 
ath9k_hw_regulatory(struct ath_hw * ah)994 static inline struct ath_regulatory *ath9k_hw_regulatory(struct ath_hw *ah)
995 {
996 	return &(ath9k_hw_common(ah)->regulatory);
997 }
998 
ath9k_hw_private_ops(struct ath_hw * ah)999 static inline struct ath_hw_private_ops *ath9k_hw_private_ops(struct ath_hw *ah)
1000 {
1001 	return &ah->private_ops;
1002 }
1003 
ath9k_hw_ops(struct ath_hw * ah)1004 static inline struct ath_hw_ops *ath9k_hw_ops(struct ath_hw *ah)
1005 {
1006 	return &ah->ops;
1007 }
1008 
get_streams(int mask)1009 static inline u8 get_streams(int mask)
1010 {
1011 	return !!(mask & BIT(0)) + !!(mask & BIT(1)) + !!(mask & BIT(2));
1012 }
1013 
1014 /* Initialization, Detach, Reset */
1015 void ath9k_hw_deinit(struct ath_hw *ah);
1016 int ath9k_hw_init(struct ath_hw *ah);
1017 int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
1018 		   struct ath9k_hw_cal_data *caldata, bool fastcc);
1019 int ath9k_hw_fill_cap_info(struct ath_hw *ah);
1020 u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
1021 
1022 /* GPIO / RFKILL / Antennae */
1023 void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio);
1024 u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio);
1025 void ath9k_hw_cfg_output(struct ath_hw *ah, u32 gpio,
1026 			 u32 ah_signal_type);
1027 void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
1028 void ath9k_hw_request_gpio(struct ath_hw *ah, u32 gpio, const char *label);
1029 void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
1030 
1031 /* General Operation */
1032 void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
1033 			  int hw_delay);
1034 bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
1035 void ath9k_hw_write_array(struct ath_hw *ah, const struct ar5416IniArray *array,
1036 			  int column, unsigned int *writecnt);
1037 void ath9k_hw_read_array(struct ath_hw *ah, u32 array[][2], int size);
1038 u32 ath9k_hw_reverse_bits(u32 val, u32 n);
1039 u16 ath9k_hw_computetxtime(struct ath_hw *ah,
1040 			   u8 phy, int kbps,
1041 			   u32 frameLen, u16 rateix, bool shortPreamble);
1042 void ath9k_hw_get_channel_centers(struct ath_hw *ah,
1043 				  struct ath9k_channel *chan,
1044 				  struct chan_centers *centers);
1045 u32 ath9k_hw_getrxfilter(struct ath_hw *ah);
1046 void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits);
1047 bool ath9k_hw_phy_disable(struct ath_hw *ah);
1048 bool ath9k_hw_disable(struct ath_hw *ah);
1049 void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test);
1050 void ath9k_hw_setopmode(struct ath_hw *ah);
1051 void ath9k_hw_setmcastfilter(struct ath_hw *ah, u32 filter0, u32 filter1);
1052 void ath9k_hw_write_associd(struct ath_hw *ah);
1053 u32 ath9k_hw_gettsf32(struct ath_hw *ah);
1054 u64 ath9k_hw_gettsf64(struct ath_hw *ah);
1055 void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64);
1056 void ath9k_hw_reset_tsf(struct ath_hw *ah);
1057 u32 ath9k_hw_get_tsf_offset(struct timespec *last, struct timespec *cur);
1058 void ath9k_hw_set_tsfadjust(struct ath_hw *ah, bool set);
1059 void ath9k_hw_init_global_settings(struct ath_hw *ah);
1060 u32 ar9003_get_pll_sqsum_dvc(struct ath_hw *ah);
1061 void ath9k_hw_set11nmac2040(struct ath_hw *ah, struct ath9k_channel *chan);
1062 void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period);
1063 void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah,
1064 				    const struct ath9k_beacon_state *bs);
1065 void ath9k_hw_check_nav(struct ath_hw *ah);
1066 bool ath9k_hw_check_alive(struct ath_hw *ah);
1067 
1068 bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode);
1069 
1070 /* Generic hw timer primitives */
1071 struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
1072 					  void (*trigger)(void *),
1073 					  void (*overflow)(void *),
1074 					  void *arg,
1075 					  u8 timer_index);
1076 void ath9k_hw_gen_timer_start(struct ath_hw *ah,
1077 			      struct ath_gen_timer *timer,
1078 			      u32 timer_next,
1079 			      u32 timer_period);
1080 void ath9k_hw_gen_timer_start_tsf2(struct ath_hw *ah);
1081 void ath9k_hw_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer);
1082 
1083 void ath_gen_timer_free(struct ath_hw *ah, struct ath_gen_timer *timer);
1084 void ath_gen_timer_isr(struct ath_hw *hw);
1085 
1086 void ath9k_hw_name(struct ath_hw *ah, char *hw_name, size_t len);
1087 
1088 /* PHY */
1089 void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
1090 				   u32 *coef_mantissa, u32 *coef_exponent);
1091 void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan,
1092 			    bool test);
1093 
1094 /*
1095  * Code Specific to AR5008, AR9001 or AR9002,
1096  * we stuff these here to avoid callbacks for AR9003.
1097  */
1098 int ar9002_hw_rf_claim(struct ath_hw *ah);
1099 void ar9002_hw_enable_async_fifo(struct ath_hw *ah);
1100 
1101 /*
1102  * Code specific to AR9003, we stuff these here to avoid callbacks
1103  * for older families
1104  */
1105 bool ar9003_hw_bb_watchdog_check(struct ath_hw *ah);
1106 void ar9003_hw_bb_watchdog_config(struct ath_hw *ah);
1107 void ar9003_hw_bb_watchdog_read(struct ath_hw *ah);
1108 void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
1109 void ar9003_hw_disable_phy_restart(struct ath_hw *ah);
1110 void ar9003_paprd_enable(struct ath_hw *ah, bool val);
1111 void ar9003_paprd_populate_single_table(struct ath_hw *ah,
1112 					struct ath9k_hw_cal_data *caldata,
1113 					int chain);
1114 int ar9003_paprd_create_curve(struct ath_hw *ah,
1115 			      struct ath9k_hw_cal_data *caldata, int chain);
1116 void ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
1117 int ar9003_paprd_init_table(struct ath_hw *ah);
1118 bool ar9003_paprd_is_done(struct ath_hw *ah);
1119 bool ar9003_is_paprd_enabled(struct ath_hw *ah);
1120 void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
1121 void ar9003_hw_init_rate_txpower(struct ath_hw *ah, u8 *rate_array,
1122 				 struct ath9k_channel *chan);
1123 void ar5008_hw_cmn_spur_mitigate(struct ath_hw *ah,
1124 				 struct ath9k_channel *chan, int bin);
1125 void ar5008_hw_init_rate_txpower(struct ath_hw *ah, int16_t *rate_array,
1126 				 struct ath9k_channel *chan, int ht40_delta);
1127 
1128 /* Hardware family op attach helpers */
1129 int ar5008_hw_attach_phy_ops(struct ath_hw *ah);
1130 void ar9002_hw_attach_phy_ops(struct ath_hw *ah);
1131 void ar9003_hw_attach_phy_ops(struct ath_hw *ah);
1132 
1133 void ar9002_hw_attach_calib_ops(struct ath_hw *ah);
1134 void ar9003_hw_attach_calib_ops(struct ath_hw *ah);
1135 
1136 int ar9002_hw_attach_ops(struct ath_hw *ah);
1137 void ar9003_hw_attach_ops(struct ath_hw *ah);
1138 
1139 void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan);
1140 
1141 void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning);
1142 void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan);
1143 
1144 void ath9k_hw_set_ack_timeout(struct ath_hw *ah, u32 us);
1145 void ath9k_hw_set_cts_timeout(struct ath_hw *ah, u32 us);
1146 void ath9k_hw_setslottime(struct ath_hw *ah, u32 us);
1147 
1148 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
1149 void ar9003_hw_attach_aic_ops(struct ath_hw *ah);
ath9k_hw_btcoex_is_enabled(struct ath_hw * ah)1150 static inline bool ath9k_hw_btcoex_is_enabled(struct ath_hw *ah)
1151 {
1152 	return ah->btcoex_hw.enabled;
1153 }
ath9k_hw_mci_is_enabled(struct ath_hw * ah)1154 static inline bool ath9k_hw_mci_is_enabled(struct ath_hw *ah)
1155 {
1156 	return ah->common.btcoex_enabled &&
1157 	       (ah->caps.hw_caps & ATH9K_HW_CAP_MCI);
1158 
1159 }
1160 void ath9k_hw_btcoex_enable(struct ath_hw *ah);
1161 static inline enum ath_btcoex_scheme
ath9k_hw_get_btcoex_scheme(struct ath_hw * ah)1162 ath9k_hw_get_btcoex_scheme(struct ath_hw *ah)
1163 {
1164 	return ah->btcoex_hw.scheme;
1165 }
1166 #else
ar9003_hw_attach_aic_ops(struct ath_hw * ah)1167 static inline void ar9003_hw_attach_aic_ops(struct ath_hw *ah)
1168 {
1169 }
ath9k_hw_btcoex_is_enabled(struct ath_hw * ah)1170 static inline bool ath9k_hw_btcoex_is_enabled(struct ath_hw *ah)
1171 {
1172 	return false;
1173 }
ath9k_hw_mci_is_enabled(struct ath_hw * ah)1174 static inline bool ath9k_hw_mci_is_enabled(struct ath_hw *ah)
1175 {
1176 	return false;
1177 }
ath9k_hw_btcoex_enable(struct ath_hw * ah)1178 static inline void ath9k_hw_btcoex_enable(struct ath_hw *ah)
1179 {
1180 }
1181 static inline enum ath_btcoex_scheme
ath9k_hw_get_btcoex_scheme(struct ath_hw * ah)1182 ath9k_hw_get_btcoex_scheme(struct ath_hw *ah)
1183 {
1184 	return ATH_BTCOEX_CFG_NONE;
1185 }
1186 #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
1187 
1188 
1189 #ifdef CONFIG_ATH9K_WOW
1190 int ath9k_hw_wow_apply_pattern(struct ath_hw *ah, u8 *user_pattern,
1191 			       u8 *user_mask, int pattern_count,
1192 			       int pattern_len);
1193 u32 ath9k_hw_wow_wakeup(struct ath_hw *ah);
1194 void ath9k_hw_wow_enable(struct ath_hw *ah, u32 pattern_enable);
1195 #else
ath9k_hw_wow_apply_pattern(struct ath_hw * ah,u8 * user_pattern,u8 * user_mask,int pattern_count,int pattern_len)1196 static inline int ath9k_hw_wow_apply_pattern(struct ath_hw *ah,
1197 					     u8 *user_pattern,
1198 					     u8 *user_mask,
1199 					     int pattern_count,
1200 					     int pattern_len)
1201 {
1202 	return 0;
1203 }
ath9k_hw_wow_wakeup(struct ath_hw * ah)1204 static inline u32 ath9k_hw_wow_wakeup(struct ath_hw *ah)
1205 {
1206 	return 0;
1207 }
ath9k_hw_wow_enable(struct ath_hw * ah,u32 pattern_enable)1208 static inline void ath9k_hw_wow_enable(struct ath_hw *ah, u32 pattern_enable)
1209 {
1210 }
1211 #endif
1212 
1213 #define ATH9K_CLOCK_RATE_CCK		22
1214 #define ATH9K_CLOCK_RATE_5GHZ_OFDM	40
1215 #define ATH9K_CLOCK_RATE_2GHZ_OFDM	44
1216 #define ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM 44
1217 
1218 #endif
1219