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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 
164 #define BASE_ACTIVATE_DELAY         100
165 #define RTC_PLL_SETTLE_DELAY        (AR_SREV_9340(ah) ? 1000 : 100)
166 #define COEF_SCALE_S                24
167 #define HT40_CHANNEL_CENTER_SHIFT   10
168 
169 #define ATH9K_ANTENNA0_CHAINMASK    0x1
170 #define ATH9K_ANTENNA1_CHAINMASK    0x2
171 
172 #define ATH9K_NUM_DMA_DEBUG_REGS    8
173 #define ATH9K_NUM_QUEUES            10
174 
175 #define MAX_RATE_POWER              63
176 #define AH_WAIT_TIMEOUT             100000 /* (us) */
177 #define AH_TSF_WRITE_TIMEOUT        100    /* (us) */
178 #define AH_TIME_QUANTUM             10
179 #define AR_KEYTABLE_SIZE            128
180 #define POWER_UP_TIME               10000
181 #define SPUR_RSSI_THRESH            40
182 #define UPPER_5G_SUB_BAND_START		5700
183 #define MID_5G_SUB_BAND_START		5400
184 
185 #define CAB_TIMEOUT_VAL             10
186 #define BEACON_TIMEOUT_VAL          10
187 #define MIN_BEACON_TIMEOUT_VAL      1
188 #define SLEEP_SLOP                  TU_TO_USEC(3)
189 
190 #define INIT_CONFIG_STATUS          0x00000000
191 #define INIT_RSSI_THR               0x00000700
192 #define INIT_BCON_CNTRL_REG         0x00000000
193 
194 #define TU_TO_USEC(_tu)             ((_tu) << 10)
195 
196 #define ATH9K_HW_RX_HP_QDEPTH	16
197 #define ATH9K_HW_RX_LP_QDEPTH	128
198 
199 #define PAPRD_GAIN_TABLE_ENTRIES	32
200 #define PAPRD_TABLE_SZ			24
201 #define PAPRD_IDEAL_AGC2_PWR_RANGE	0xe0
202 
203 /*
204  * Wake on Wireless
205  */
206 
207 /* Keep Alive Frame */
208 #define KAL_FRAME_LEN		28
209 #define KAL_FRAME_TYPE		0x2	/* data frame */
210 #define KAL_FRAME_SUB_TYPE	0x4	/* null data frame */
211 #define KAL_DURATION_ID		0x3d
212 #define KAL_NUM_DATA_WORDS	6
213 #define KAL_NUM_DESC_WORDS	12
214 #define KAL_ANTENNA_MODE	1
215 #define KAL_TO_DS		1
216 #define KAL_DELAY		4	/* delay of 4ms between 2 KAL frames */
217 #define KAL_TIMEOUT		900
218 
219 #define MAX_PATTERN_SIZE		256
220 #define MAX_PATTERN_MASK_SIZE		32
221 #define MAX_NUM_PATTERN			16
222 #define MAX_NUM_PATTERN_LEGACY		8
223 #define MAX_NUM_USER_PATTERN		6 /*  deducting the disassociate and
224 					      deauthenticate packets */
225 
226 /*
227  * WoW trigger mapping to hardware code
228  */
229 
230 #define AH_WOW_USER_PATTERN_EN		BIT(0)
231 #define AH_WOW_MAGIC_PATTERN_EN		BIT(1)
232 #define AH_WOW_LINK_CHANGE		BIT(2)
233 #define AH_WOW_BEACON_MISS		BIT(3)
234 
235 enum ath_hw_txq_subtype {
236 	ATH_TXQ_AC_BK = 0,
237 	ATH_TXQ_AC_BE = 1,
238 	ATH_TXQ_AC_VI = 2,
239 	ATH_TXQ_AC_VO = 3,
240 };
241 
242 enum ath_ini_subsys {
243 	ATH_INI_PRE = 0,
244 	ATH_INI_CORE,
245 	ATH_INI_POST,
246 	ATH_INI_NUM_SPLIT,
247 };
248 
249 enum ath9k_hw_caps {
250 	ATH9K_HW_CAP_HT                         = BIT(0),
251 	ATH9K_HW_CAP_RFSILENT                   = BIT(1),
252 	ATH9K_HW_CAP_AUTOSLEEP                  = BIT(2),
253 	ATH9K_HW_CAP_4KB_SPLITTRANS             = BIT(3),
254 	ATH9K_HW_CAP_EDMA			= BIT(4),
255 	ATH9K_HW_CAP_RAC_SUPPORTED		= BIT(5),
256 	ATH9K_HW_CAP_LDPC			= BIT(6),
257 	ATH9K_HW_CAP_FASTCLOCK			= BIT(7),
258 	ATH9K_HW_CAP_SGI_20			= BIT(8),
259 	ATH9K_HW_CAP_ANT_DIV_COMB		= BIT(10),
260 	ATH9K_HW_CAP_2GHZ			= BIT(11),
261 	ATH9K_HW_CAP_5GHZ			= BIT(12),
262 	ATH9K_HW_CAP_APM			= BIT(13),
263 #ifdef CONFIG_ATH9K_PCOEM
264 	ATH9K_HW_CAP_RTT			= BIT(14),
265 	ATH9K_HW_CAP_MCI			= BIT(15),
266 	ATH9K_HW_CAP_BT_ANT_DIV			= BIT(17),
267 #else
268 	ATH9K_HW_CAP_RTT			= 0,
269 	ATH9K_HW_CAP_MCI			= 0,
270 	ATH9K_HW_CAP_BT_ANT_DIV			= 0,
271 #endif
272 	ATH9K_HW_CAP_DFS			= BIT(18),
273 	ATH9K_HW_CAP_PAPRD			= BIT(19),
274 	ATH9K_HW_CAP_FCC_BAND_SWITCH		= BIT(20),
275 };
276 
277 /*
278  * WoW device capabilities
279  * @ATH9K_HW_WOW_DEVICE_CAPABLE: device revision is capable of WoW.
280  * @ATH9K_HW_WOW_PATTERN_MATCH_EXACT: device is capable of matching
281  * an exact user defined pattern or de-authentication/disassoc pattern.
282  * @ATH9K_HW_WOW_PATTERN_MATCH_DWORD: device requires the first four
283  * bytes of the pattern for user defined pattern, de-authentication and
284  * disassociation patterns for all types of possible frames recieved
285  * of those types.
286  */
287 
288 struct ath9k_hw_wow {
289 	u32 wow_event_mask;
290 	u32 wow_event_mask2;
291 	u8 max_patterns;
292 };
293 
294 struct ath9k_hw_capabilities {
295 	u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
296 	u16 rts_aggr_limit;
297 	u8 tx_chainmask;
298 	u8 rx_chainmask;
299 	u8 chip_chainmask;
300 	u8 max_txchains;
301 	u8 max_rxchains;
302 	u8 num_gpio_pins;
303 	u32 gpio_mask;
304 	u32 gpio_requested;
305 	u8 rx_hp_qdepth;
306 	u8 rx_lp_qdepth;
307 	u8 rx_status_len;
308 	u8 tx_desc_len;
309 	u8 txs_len;
310 };
311 
312 #define AR_NO_SPUR      	0x8000
313 #define AR_BASE_FREQ_2GHZ   	2300
314 #define AR_BASE_FREQ_5GHZ   	4900
315 #define AR_SPUR_FEEQ_BOUND_HT40 19
316 #define AR_SPUR_FEEQ_BOUND_HT20 10
317 
318 enum ath9k_hw_hang_checks {
319 	HW_BB_WATCHDOG            = BIT(0),
320 	HW_PHYRESTART_CLC_WAR     = BIT(1),
321 	HW_BB_RIFS_HANG           = BIT(2),
322 	HW_BB_DFS_HANG            = BIT(3),
323 	HW_BB_RX_CLEAR_STUCK_HANG = BIT(4),
324 	HW_MAC_HANG               = BIT(5),
325 };
326 
327 #define AR_PCIE_PLL_PWRSAVE_CONTROL BIT(0)
328 #define AR_PCIE_PLL_PWRSAVE_ON_D3   BIT(1)
329 #define AR_PCIE_PLL_PWRSAVE_ON_D0   BIT(2)
330 #define AR_PCIE_CDR_PWRSAVE_ON_D3   BIT(3)
331 #define AR_PCIE_CDR_PWRSAVE_ON_D0   BIT(4)
332 
333 struct ath9k_ops_config {
334 	int dma_beacon_response_time;
335 	int sw_beacon_response_time;
336 	bool cwm_ignore_extcca;
337 	u32 pcie_waen;
338 	u8 analog_shiftreg;
339 	u32 ofdm_trig_low;
340 	u32 ofdm_trig_high;
341 	u32 cck_trig_high;
342 	u32 cck_trig_low;
343 	bool enable_paprd;
344 	int serialize_regmode;
345 	bool rx_intr_mitigation;
346 	bool tx_intr_mitigation;
347 	u8 max_txtrig_level;
348 	u16 ani_poll_interval; /* ANI poll interval in ms */
349 	u16 hw_hang_checks;
350 	u16 rimt_first;
351 	u16 rimt_last;
352 
353 	/* Platform specific config */
354 	u32 aspm_l1_fix;
355 	u32 xlna_gpio;
356 	u32 ant_ctrl_comm2g_switch_enable;
357 	bool xatten_margin_cfg;
358 	bool alt_mingainidx;
359 	u8 pll_pwrsave;
360 	bool tx_gain_buffalo;
361 	bool led_active_high;
362 };
363 
364 enum ath9k_int {
365 	ATH9K_INT_RX = 0x00000001,
366 	ATH9K_INT_RXDESC = 0x00000002,
367 	ATH9K_INT_RXHP = 0x00000001,
368 	ATH9K_INT_RXLP = 0x00000002,
369 	ATH9K_INT_RXNOFRM = 0x00000008,
370 	ATH9K_INT_RXEOL = 0x00000010,
371 	ATH9K_INT_RXORN = 0x00000020,
372 	ATH9K_INT_TX = 0x00000040,
373 	ATH9K_INT_TXDESC = 0x00000080,
374 	ATH9K_INT_TIM_TIMER = 0x00000100,
375 	ATH9K_INT_MCI = 0x00000200,
376 	ATH9K_INT_BB_WATCHDOG = 0x00000400,
377 	ATH9K_INT_TXURN = 0x00000800,
378 	ATH9K_INT_MIB = 0x00001000,
379 	ATH9K_INT_RXPHY = 0x00004000,
380 	ATH9K_INT_RXKCM = 0x00008000,
381 	ATH9K_INT_SWBA = 0x00010000,
382 	ATH9K_INT_BMISS = 0x00040000,
383 	ATH9K_INT_BNR = 0x00100000,
384 	ATH9K_INT_TIM = 0x00200000,
385 	ATH9K_INT_DTIM = 0x00400000,
386 	ATH9K_INT_DTIMSYNC = 0x00800000,
387 	ATH9K_INT_GPIO = 0x01000000,
388 	ATH9K_INT_CABEND = 0x02000000,
389 	ATH9K_INT_TSFOOR = 0x04000000,
390 	ATH9K_INT_GENTIMER = 0x08000000,
391 	ATH9K_INT_CST = 0x10000000,
392 	ATH9K_INT_GTT = 0x20000000,
393 	ATH9K_INT_FATAL = 0x40000000,
394 	ATH9K_INT_GLOBAL = 0x80000000,
395 	ATH9K_INT_BMISC = ATH9K_INT_TIM |
396 		ATH9K_INT_DTIM |
397 		ATH9K_INT_DTIMSYNC |
398 		ATH9K_INT_TSFOOR |
399 		ATH9K_INT_CABEND,
400 	ATH9K_INT_COMMON = ATH9K_INT_RXNOFRM |
401 		ATH9K_INT_RXDESC |
402 		ATH9K_INT_RXEOL |
403 		ATH9K_INT_RXORN |
404 		ATH9K_INT_TXURN |
405 		ATH9K_INT_TXDESC |
406 		ATH9K_INT_MIB |
407 		ATH9K_INT_RXPHY |
408 		ATH9K_INT_RXKCM |
409 		ATH9K_INT_SWBA |
410 		ATH9K_INT_BMISS |
411 		ATH9K_INT_GPIO,
412 	ATH9K_INT_NOCARD = 0xffffffff
413 };
414 
415 #define MAX_RTT_TABLE_ENTRY     6
416 #define MAX_IQCAL_MEASUREMENT	8
417 #define MAX_CL_TAB_ENTRY	16
418 #define CL_TAB_ENTRY(reg_base)	(reg_base + (4 * j))
419 
420 enum ath9k_cal_flags {
421 	RTT_DONE,
422 	PAPRD_PACKET_SENT,
423 	PAPRD_DONE,
424 	NFCAL_PENDING,
425 	NFCAL_INTF,
426 	TXIQCAL_DONE,
427 	TXCLCAL_DONE,
428 	SW_PKDET_DONE,
429 };
430 
431 struct ath9k_hw_cal_data {
432 	u16 channel;
433 	u16 channelFlags;
434 	unsigned long cal_flags;
435 	int32_t CalValid;
436 	int8_t iCoff;
437 	int8_t qCoff;
438 	u8 caldac[2];
439 	u16 small_signal_gain[AR9300_MAX_CHAINS];
440 	u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
441 	u32 num_measures[AR9300_MAX_CHAINS];
442 	int tx_corr_coeff[MAX_IQCAL_MEASUREMENT][AR9300_MAX_CHAINS];
443 	u32 tx_clcal[AR9300_MAX_CHAINS][MAX_CL_TAB_ENTRY];
444 	u32 rtt_table[AR9300_MAX_CHAINS][MAX_RTT_TABLE_ENTRY];
445 	struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
446 };
447 
448 struct ath9k_channel {
449 	struct ieee80211_channel *chan;
450 	u16 channel;
451 	u16 channelFlags;
452 	s16 noisefloor;
453 };
454 
455 #define CHANNEL_5GHZ		BIT(0)
456 #define CHANNEL_HALF		BIT(1)
457 #define CHANNEL_QUARTER		BIT(2)
458 #define CHANNEL_HT		BIT(3)
459 #define CHANNEL_HT40PLUS	BIT(4)
460 #define CHANNEL_HT40MINUS	BIT(5)
461 
462 #define IS_CHAN_5GHZ(_c) (!!((_c)->channelFlags & CHANNEL_5GHZ))
463 #define IS_CHAN_2GHZ(_c) (!IS_CHAN_5GHZ(_c))
464 
465 #define IS_CHAN_HALF_RATE(_c) (!!((_c)->channelFlags & CHANNEL_HALF))
466 #define IS_CHAN_QUARTER_RATE(_c) (!!((_c)->channelFlags & CHANNEL_QUARTER))
467 #define IS_CHAN_A_FAST_CLOCK(_ah, _c)			\
468 	(IS_CHAN_5GHZ(_c) && ((_ah)->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK))
469 
470 #define IS_CHAN_HT(_c) ((_c)->channelFlags & CHANNEL_HT)
471 
472 #define IS_CHAN_HT20(_c) (IS_CHAN_HT(_c) && !IS_CHAN_HT40(_c))
473 
474 #define IS_CHAN_HT40(_c) \
475 	(!!((_c)->channelFlags & (CHANNEL_HT40PLUS | CHANNEL_HT40MINUS)))
476 
477 #define IS_CHAN_HT40PLUS(_c) ((_c)->channelFlags & CHANNEL_HT40PLUS)
478 #define IS_CHAN_HT40MINUS(_c) ((_c)->channelFlags & CHANNEL_HT40MINUS)
479 
480 enum ath9k_power_mode {
481 	ATH9K_PM_AWAKE = 0,
482 	ATH9K_PM_FULL_SLEEP,
483 	ATH9K_PM_NETWORK_SLEEP,
484 	ATH9K_PM_UNDEFINED
485 };
486 
487 enum ser_reg_mode {
488 	SER_REG_MODE_OFF = 0,
489 	SER_REG_MODE_ON = 1,
490 	SER_REG_MODE_AUTO = 2,
491 };
492 
493 enum ath9k_rx_qtype {
494 	ATH9K_RX_QUEUE_HP,
495 	ATH9K_RX_QUEUE_LP,
496 	ATH9K_RX_QUEUE_MAX,
497 };
498 
499 struct ath9k_beacon_state {
500 	u32 bs_nexttbtt;
501 	u32 bs_nextdtim;
502 	u32 bs_intval;
503 #define ATH9K_TSFOOR_THRESHOLD    0x00004240 /* 16k us */
504 	u32 bs_dtimperiod;
505 	u16 bs_bmissthreshold;
506 	u32 bs_sleepduration;
507 	u32 bs_tsfoor_threshold;
508 };
509 
510 struct chan_centers {
511 	u16 synth_center;
512 	u16 ctl_center;
513 	u16 ext_center;
514 };
515 
516 enum {
517 	ATH9K_RESET_POWER_ON,
518 	ATH9K_RESET_WARM,
519 	ATH9K_RESET_COLD,
520 };
521 
522 struct ath9k_hw_version {
523 	u32 magic;
524 	u16 devid;
525 	u16 subvendorid;
526 	u32 macVersion;
527 	u16 macRev;
528 	u16 phyRev;
529 	u16 analog5GhzRev;
530 	u16 analog2GhzRev;
531 	enum ath_usb_dev usbdev;
532 };
533 
534 /* Generic TSF timer definitions */
535 
536 #define ATH_MAX_GEN_TIMER	16
537 
538 #define AR_GENTMR_BIT(_index)	(1 << (_index))
539 
540 struct ath_gen_timer_configuration {
541 	u32 next_addr;
542 	u32 period_addr;
543 	u32 mode_addr;
544 	u32 mode_mask;
545 };
546 
547 struct ath_gen_timer {
548 	void (*trigger)(void *arg);
549 	void (*overflow)(void *arg);
550 	void *arg;
551 	u8 index;
552 };
553 
554 struct ath_gen_timer_table {
555 	struct ath_gen_timer *timers[ATH_MAX_GEN_TIMER];
556 	u16 timer_mask;
557 	bool tsf2_enabled;
558 };
559 
560 struct ath_hw_antcomb_conf {
561 	u8 main_lna_conf;
562 	u8 alt_lna_conf;
563 	u8 fast_div_bias;
564 	u8 main_gaintb;
565 	u8 alt_gaintb;
566 	int lna1_lna2_delta;
567 	int lna1_lna2_switch_delta;
568 	u8 div_group;
569 };
570 
571 /**
572  * struct ath_hw_radar_conf - radar detection initialization parameters
573  *
574  * @pulse_inband: threshold for checking the ratio of in-band power
575  *	to total power for short radar pulses (half dB steps)
576  * @pulse_inband_step: threshold for checking an in-band power to total
577  *	power ratio increase for short radar pulses (half dB steps)
578  * @pulse_height: threshold for detecting the beginning of a short
579  *	radar pulse (dB step)
580  * @pulse_rssi: threshold for detecting if a short radar pulse is
581  *	gone (dB step)
582  * @pulse_maxlen: maximum pulse length (0.8 us steps)
583  *
584  * @radar_rssi: RSSI threshold for starting long radar detection (dB steps)
585  * @radar_inband: threshold for checking the ratio of in-band power
586  *	to total power for long radar pulses (half dB steps)
587  * @fir_power: threshold for detecting the end of a long radar pulse (dB)
588  *
589  * @ext_channel: enable extension channel radar detection
590  */
591 struct ath_hw_radar_conf {
592 	unsigned int pulse_inband;
593 	unsigned int pulse_inband_step;
594 	unsigned int pulse_height;
595 	unsigned int pulse_rssi;
596 	unsigned int pulse_maxlen;
597 
598 	unsigned int radar_rssi;
599 	unsigned int radar_inband;
600 	int fir_power;
601 
602 	bool ext_channel;
603 };
604 
605 /**
606  * struct ath_hw_private_ops - callbacks used internally by hardware code
607  *
608  * This structure contains private callbacks designed to only be used internally
609  * by the hardware core.
610  *
611  * @init_cal_settings: setup types of calibrations supported
612  * @init_cal: starts actual calibration
613  *
614  * @init_mode_gain_regs: Initialize TX/RX gain registers
615  *
616  * @rf_set_freq: change frequency
617  * @spur_mitigate_freq: spur mitigation
618  * @set_rf_regs:
619  * @compute_pll_control: compute the PLL control value to use for
620  *	AR_RTC_PLL_CONTROL for a given channel
621  * @setup_calibration: set up calibration
622  * @iscal_supported: used to query if a type of calibration is supported
623  *
624  * @ani_cache_ini_regs: cache the values for ANI from the initial
625  *	register settings through the register initialization.
626  */
627 struct ath_hw_private_ops {
628 	void (*init_hang_checks)(struct ath_hw *ah);
629 	bool (*detect_mac_hang)(struct ath_hw *ah);
630 	bool (*detect_bb_hang)(struct ath_hw *ah);
631 
632 	/* Calibration ops */
633 	void (*init_cal_settings)(struct ath_hw *ah);
634 	bool (*init_cal)(struct ath_hw *ah, struct ath9k_channel *chan);
635 
636 	void (*init_mode_gain_regs)(struct ath_hw *ah);
637 	void (*setup_calibration)(struct ath_hw *ah,
638 				  struct ath9k_cal_list *currCal);
639 
640 	/* PHY ops */
641 	int (*rf_set_freq)(struct ath_hw *ah,
642 			   struct ath9k_channel *chan);
643 	void (*spur_mitigate_freq)(struct ath_hw *ah,
644 				   struct ath9k_channel *chan);
645 	bool (*set_rf_regs)(struct ath_hw *ah,
646 			    struct ath9k_channel *chan,
647 			    u16 modesIndex);
648 	void (*set_channel_regs)(struct ath_hw *ah, struct ath9k_channel *chan);
649 	void (*init_bb)(struct ath_hw *ah,
650 			struct ath9k_channel *chan);
651 	int (*process_ini)(struct ath_hw *ah, struct ath9k_channel *chan);
652 	void (*olc_init)(struct ath_hw *ah);
653 	void (*set_rfmode)(struct ath_hw *ah, struct ath9k_channel *chan);
654 	void (*mark_phy_inactive)(struct ath_hw *ah);
655 	void (*set_delta_slope)(struct ath_hw *ah, struct ath9k_channel *chan);
656 	bool (*rfbus_req)(struct ath_hw *ah);
657 	void (*rfbus_done)(struct ath_hw *ah);
658 	void (*restore_chainmask)(struct ath_hw *ah);
659 	u32 (*compute_pll_control)(struct ath_hw *ah,
660 				   struct ath9k_channel *chan);
661 	bool (*ani_control)(struct ath_hw *ah, enum ath9k_ani_cmd cmd,
662 			    int param);
663 	void (*do_getnf)(struct ath_hw *ah, int16_t nfarray[NUM_NF_READINGS]);
664 	void (*set_radar_params)(struct ath_hw *ah,
665 				 struct ath_hw_radar_conf *conf);
666 	int (*fast_chan_change)(struct ath_hw *ah, struct ath9k_channel *chan,
667 				u8 *ini_reloaded);
668 
669 	/* ANI */
670 	void (*ani_cache_ini_regs)(struct ath_hw *ah);
671 
672 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
673 	bool (*is_aic_enabled)(struct ath_hw *ah);
674 #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
675 };
676 
677 /**
678  * struct ath_spec_scan - parameters for Atheros spectral scan
679  *
680  * @enabled: enable/disable spectral scan
681  * @short_repeat: controls whether the chip is in spectral scan mode
682  *		  for 4 usec (enabled) or 204 usec (disabled)
683  * @count: number of scan results requested. There are special meanings
684  *	   in some chip revisions:
685  *	   AR92xx: highest bit set (>=128) for endless mode
686  *		   (spectral scan won't stopped until explicitly disabled)
687  *	   AR9300 and newer: 0 for endless mode
688  * @endless: true if endless mode is intended. Otherwise, count value is
689  *           corrected to the next possible value.
690  * @period: time duration between successive spectral scan entry points
691  *	    (period*256*Tclk). Tclk = ath_common->clockrate
692  * @fft_period: PHY passes FFT frames to MAC every (fft_period+1)*4uS
693  *
694  * Note: Tclk = 40MHz or 44MHz depending upon operating mode.
695  *	 Typically it's 44MHz in 2/5GHz on later chips, but there's
696  *	 a "fast clock" check for this in 5GHz.
697  *
698  */
699 struct ath_spec_scan {
700 	bool enabled;
701 	bool short_repeat;
702 	bool endless;
703 	u8 count;
704 	u8 period;
705 	u8 fft_period;
706 };
707 
708 /**
709  * struct ath_hw_ops - callbacks used by hardware code and driver code
710  *
711  * This structure contains callbacks designed to to be used internally by
712  * hardware code and also by the lower level driver.
713  *
714  * @config_pci_powersave:
715  * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
716  *
717  * @spectral_scan_config: set parameters for spectral scan and enable/disable it
718  * @spectral_scan_trigger: trigger a spectral scan run
719  * @spectral_scan_wait: wait for a spectral scan run to finish
720  */
721 struct ath_hw_ops {
722 	void (*config_pci_powersave)(struct ath_hw *ah,
723 				     bool power_off);
724 	void (*rx_enable)(struct ath_hw *ah);
725 	void (*set_desc_link)(void *ds, u32 link);
726 	int (*calibrate)(struct ath_hw *ah, struct ath9k_channel *chan,
727 			 u8 rxchainmask, bool longcal);
728 	bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked,
729 			u32 *sync_cause_p);
730 	void (*set_txdesc)(struct ath_hw *ah, void *ds,
731 			   struct ath_tx_info *i);
732 	int (*proc_txdesc)(struct ath_hw *ah, void *ds,
733 			   struct ath_tx_status *ts);
734 	int (*get_duration)(struct ath_hw *ah, const void *ds, int index);
735 	void (*antdiv_comb_conf_get)(struct ath_hw *ah,
736 			struct ath_hw_antcomb_conf *antconf);
737 	void (*antdiv_comb_conf_set)(struct ath_hw *ah,
738 			struct ath_hw_antcomb_conf *antconf);
739 	void (*spectral_scan_config)(struct ath_hw *ah,
740 				     struct ath_spec_scan *param);
741 	void (*spectral_scan_trigger)(struct ath_hw *ah);
742 	void (*spectral_scan_wait)(struct ath_hw *ah);
743 
744 	void (*tx99_start)(struct ath_hw *ah, u32 qnum);
745 	void (*tx99_stop)(struct ath_hw *ah);
746 	void (*tx99_set_txpower)(struct ath_hw *ah, u8 power);
747 
748 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
749 	void (*set_bt_ant_diversity)(struct ath_hw *hw, bool enable);
750 #endif
751 };
752 
753 struct ath_nf_limits {
754 	s16 max;
755 	s16 min;
756 	s16 nominal;
757 };
758 
759 enum ath_cal_list {
760 	TX_IQ_CAL         =	BIT(0),
761 	TX_IQ_ON_AGC_CAL  =	BIT(1),
762 	TX_CL_CAL         =	BIT(2),
763 };
764 
765 /* ah_flags */
766 #define AH_USE_EEPROM   0x1
767 #define AH_UNPLUGGED    0x2 /* The card has been physically removed. */
768 #define AH_FASTCC       0x4
769 #define AH_NO_EEP_SWAP  0x8 /* Do not swap EEPROM data */
770 
771 struct ath_hw {
772 	struct ath_ops reg_ops;
773 
774 	struct device *dev;
775 	struct ieee80211_hw *hw;
776 	struct ath_common common;
777 	struct ath9k_hw_version hw_version;
778 	struct ath9k_ops_config config;
779 	struct ath9k_hw_capabilities caps;
780 	struct ath9k_channel channels[ATH9K_NUM_CHANNELS];
781 	struct ath9k_channel *curchan;
782 
783 	union {
784 		struct ar5416_eeprom_def def;
785 		struct ar5416_eeprom_4k map4k;
786 		struct ar9287_eeprom map9287;
787 		struct ar9300_eeprom ar9300_eep;
788 	} eeprom;
789 	const struct eeprom_ops *eep_ops;
790 
791 	bool sw_mgmt_crypto_tx;
792 	bool sw_mgmt_crypto_rx;
793 	bool is_pciexpress;
794 	bool aspm_enabled;
795 	bool is_monitoring;
796 	bool need_an_top2_fixup;
797 	u16 tx_trig_level;
798 
799 	u32 nf_regs[6];
800 	struct ath_nf_limits nf_2g;
801 	struct ath_nf_limits nf_5g;
802 	u16 rfsilent;
803 	u32 rfkill_gpio;
804 	u32 rfkill_polarity;
805 	u32 ah_flags;
806 
807 	bool reset_power_on;
808 	bool htc_reset_init;
809 
810 	enum nl80211_iftype opmode;
811 	enum ath9k_power_mode power_mode;
812 
813 	s8 noise;
814 	struct ath9k_hw_cal_data *caldata;
815 	struct ath9k_pacal_info pacal_info;
816 	struct ar5416Stats stats;
817 	struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
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_gpio_request_in(struct ath_hw *ah, u32 gpio, const char *label);
1024 void ath9k_hw_gpio_request_out(struct ath_hw *ah, u32 gpio, const char *label,
1025 			       u32 ah_signal_type);
1026 void ath9k_hw_gpio_free(struct ath_hw *ah, u32 gpio);
1027 u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio);
1028 void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
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