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ath9k_hw: clean up tx power handling
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / net / wireless / ath / ath9k / hw.h
blob684c33c4897c9656a5e7757f3d4de1e10e53af35
1 /*
2 * Copyright (c) 2008-2011 Atheros Communications Inc.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #ifndef HW_H
18 #define HW_H
19
20 #include <linux/if_ether.h>
21 #include <linux/delay.h>
22 #include <linux/io.h>
23
24 #include "mac.h"
25 #include "ani.h"
26 #include "eeprom.h"
27 #include "calib.h"
28 #include "reg.h"
29 #include "phy.h"
30 #include "btcoex.h"
31
32 #include "../regd.h"
33
34 #define ATHEROS_VENDOR_ID 0x168c
35
36 #define AR5416_DEVID_PCI 0x0023
37 #define AR5416_DEVID_PCIE 0x0024
38 #define AR9160_DEVID_PCI 0x0027
39 #define AR9280_DEVID_PCI 0x0029
40 #define AR9280_DEVID_PCIE 0x002a
41 #define AR9285_DEVID_PCIE 0x002b
42 #define AR2427_DEVID_PCIE 0x002c
43 #define AR9287_DEVID_PCI 0x002d
44 #define AR9287_DEVID_PCIE 0x002e
45 #define AR9300_DEVID_PCIE 0x0030
46 #define AR9300_DEVID_AR9340 0x0031
47 #define AR9300_DEVID_AR9485_PCIE 0x0032
48 #define AR9300_DEVID_AR9580 0x0033
49 #define AR9300_DEVID_AR9480 0x0034
50 #define AR9300_DEVID_AR9330 0x0035
51
52 #define AR5416_AR9100_DEVID 0x000b
53
54 #define AR_SUBVENDOR_ID_NOG 0x0e11
55 #define AR_SUBVENDOR_ID_NEW_A 0x7065
56 #define AR5416_MAGIC 0x19641014
57
58 #define AR9280_COEX2WIRE_SUBSYSID 0x309b
59 #define AT9285_COEX3WIRE_SA_SUBSYSID 0x30aa
60 #define AT9285_COEX3WIRE_DA_SUBSYSID 0x30ab
61
62 #define AR9300_NUM_BT_WEIGHTS 4
63 #define AR9300_NUM_WLAN_WEIGHTS 4
64
65 #define ATH_AMPDU_LIMIT_MAX (64 * 1024 - 1)
66
67 #define ATH_DEFAULT_NOISE_FLOOR -95
68
69 #define ATH9K_RSSI_BAD -128
70
71 #define ATH9K_NUM_CHANNELS 38
72
73 /* Register read/write primitives */
74 #define REG_WRITE(_ah, _reg, _val) \
75 (_ah)->reg_ops.write((_ah), (_val), (_reg))
76
77 #define REG_READ(_ah, _reg) \
78 (_ah)->reg_ops.read((_ah), (_reg))
79
80 #define REG_READ_MULTI(_ah, _addr, _val, _cnt) \
81 (_ah)->reg_ops.multi_read((_ah), (_addr), (_val), (_cnt))
82
83 #define REG_RMW(_ah, _reg, _set, _clr) \
84 (_ah)->reg_ops.rmw((_ah), (_reg), (_set), (_clr))
85
86 #define ENABLE_REGWRITE_BUFFER(_ah) \
87 do { \
88 if ((_ah)->reg_ops.enable_write_buffer) \
89 (_ah)->reg_ops.enable_write_buffer((_ah)); \
90 } while (0)
91
92 #define REGWRITE_BUFFER_FLUSH(_ah) \
93 do { \
94 if ((_ah)->reg_ops.write_flush) \
95 (_ah)->reg_ops.write_flush((_ah)); \
96 } while (0)
97
98 #define PR_EEP(_s, _val) \
99 do { \
100 len += snprintf(buf + len, size - len, "%20s : %10d\n", \
101 _s, (_val)); \
102 } while (0)
103
104 #define SM(_v, _f) (((_v) << _f##_S) & _f)
105 #define MS(_v, _f) (((_v) & _f) >> _f##_S)
106 #define REG_RMW_FIELD(_a, _r, _f, _v) \
107 REG_RMW(_a, _r, (((_v) << _f##_S) & _f), (_f))
108 #define REG_READ_FIELD(_a, _r, _f) \
109 (((REG_READ(_a, _r) & _f) >> _f##_S))
110 #define REG_SET_BIT(_a, _r, _f) \
111 REG_RMW(_a, _r, (_f), 0)
112 #define REG_CLR_BIT(_a, _r, _f) \
113 REG_RMW(_a, _r, 0, (_f))
114
115 #define DO_DELAY(x) do { \
116 if (((++(x) % 64) == 0) && \
117 (ath9k_hw_common(ah)->bus_ops->ath_bus_type \
118 != ATH_USB)) \
119 udelay(1); \
120 } while (0)
121
122 #define REG_WRITE_ARRAY(iniarray, column, regWr) \
123 ath9k_hw_write_array(ah, iniarray, column, &(regWr))
124
125 #define AR_GPIO_OUTPUT_MUX_AS_OUTPUT 0
126 #define AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED 1
127 #define AR_GPIO_OUTPUT_MUX_AS_PCIE_POWER_LED 2
128 #define AR_GPIO_OUTPUT_MUX_AS_TX_FRAME 3
129 #define AR_GPIO_OUTPUT_MUX_AS_RX_CLEAR_EXTERNAL 4
130 #define AR_GPIO_OUTPUT_MUX_AS_MAC_NETWORK_LED 5
131 #define AR_GPIO_OUTPUT_MUX_AS_MAC_POWER_LED 6
132
133 #define AR_GPIOD_MASK 0x00001FFF
134 #define AR_GPIO_BIT(_gpio) (1 << (_gpio))
135
136 #define BASE_ACTIVATE_DELAY 100
137 #define RTC_PLL_SETTLE_DELAY (AR_SREV_9340(ah) ? 1000 : 100)
138 #define COEF_SCALE_S 24
139 #define HT40_CHANNEL_CENTER_SHIFT 10
140
141 #define ATH9K_ANTENNA0_CHAINMASK 0x1
142 #define ATH9K_ANTENNA1_CHAINMASK 0x2
143
144 #define ATH9K_NUM_DMA_DEBUG_REGS 8
145 #define ATH9K_NUM_QUEUES 10
146
147 #define MAX_RATE_POWER 63
148 #define AH_WAIT_TIMEOUT 100000 /* (us) */
149 #define AH_TSF_WRITE_TIMEOUT 100 /* (us) */
150 #define AH_TIME_QUANTUM 10
151 #define AR_KEYTABLE_SIZE 128
152 #define POWER_UP_TIME 10000
153 #define SPUR_RSSI_THRESH 40
154 #define UPPER_5G_SUB_BAND_START 5700
155 #define MID_5G_SUB_BAND_START 5400
156
157 #define CAB_TIMEOUT_VAL 10
158 #define BEACON_TIMEOUT_VAL 10
159 #define MIN_BEACON_TIMEOUT_VAL 1
160 #define SLEEP_SLOP 3
161
162 #define INIT_CONFIG_STATUS 0x00000000
163 #define INIT_RSSI_THR 0x00000700
164 #define INIT_BCON_CNTRL_REG 0x00000000
165
166 #define TU_TO_USEC(_tu) ((_tu) << 10)
167
168 #define ATH9K_HW_RX_HP_QDEPTH 16
169 #define ATH9K_HW_RX_LP_QDEPTH 128
170
171 #define PAPRD_GAIN_TABLE_ENTRIES 32
172 #define PAPRD_TABLE_SZ 24
173 #define PAPRD_IDEAL_AGC2_PWR_RANGE 0xe0
174
175 enum ath_hw_txq_subtype {
176 ATH_TXQ_AC_BE = 0,
177 ATH_TXQ_AC_BK = 1,
178 ATH_TXQ_AC_VI = 2,
179 ATH_TXQ_AC_VO = 3,
180 };
181
182 enum ath_ini_subsys {
183 ATH_INI_PRE = 0,
184 ATH_INI_CORE,
185 ATH_INI_POST,
186 ATH_INI_NUM_SPLIT,
187 };
188
189 enum ath9k_hw_caps {
190 ATH9K_HW_CAP_HT = BIT(0),
191 ATH9K_HW_CAP_RFSILENT = BIT(1),
192 ATH9K_HW_CAP_CST = BIT(2),
193 ATH9K_HW_CAP_AUTOSLEEP = BIT(4),
194 ATH9K_HW_CAP_4KB_SPLITTRANS = BIT(5),
195 ATH9K_HW_CAP_EDMA = BIT(6),
196 ATH9K_HW_CAP_RAC_SUPPORTED = BIT(7),
197 ATH9K_HW_CAP_LDPC = BIT(8),
198 ATH9K_HW_CAP_FASTCLOCK = BIT(9),
199 ATH9K_HW_CAP_SGI_20 = BIT(10),
200 ATH9K_HW_CAP_PAPRD = BIT(11),
201 ATH9K_HW_CAP_ANT_DIV_COMB = BIT(12),
202 ATH9K_HW_CAP_2GHZ = BIT(13),
203 ATH9K_HW_CAP_5GHZ = BIT(14),
204 ATH9K_HW_CAP_APM = BIT(15),
205 };
206
207 struct ath9k_hw_capabilities {
208 u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
209 u16 rts_aggr_limit;
210 u8 tx_chainmask;
211 u8 rx_chainmask;
212 u8 max_txchains;
213 u8 max_rxchains;
214 u8 num_gpio_pins;
215 u8 rx_hp_qdepth;
216 u8 rx_lp_qdepth;
217 u8 rx_status_len;
218 u8 tx_desc_len;
219 u8 txs_len;
220 u16 pcie_lcr_offset;
221 bool pcie_lcr_extsync_en;
222 };
223
224 struct ath9k_ops_config {
225 int dma_beacon_response_time;
226 int sw_beacon_response_time;
227 int additional_swba_backoff;
228 int ack_6mb;
229 u32 cwm_ignore_extcca;
230 bool pcieSerDesWrite;
231 u8 pcie_clock_req;
232 u32 pcie_waen;
233 u8 analog_shiftreg;
234 u8 paprd_disable;
235 u32 ofdm_trig_low;
236 u32 ofdm_trig_high;
237 u32 cck_trig_high;
238 u32 cck_trig_low;
239 u32 enable_ani;
240 int serialize_regmode;
241 bool rx_intr_mitigation;
242 bool tx_intr_mitigation;
243 #define SPUR_DISABLE 0
244 #define SPUR_ENABLE_IOCTL 1
245 #define SPUR_ENABLE_EEPROM 2
246 #define AR_SPUR_5413_1 1640
247 #define AR_SPUR_5413_2 1200
248 #define AR_NO_SPUR 0x8000
249 #define AR_BASE_FREQ_2GHZ 2300
250 #define AR_BASE_FREQ_5GHZ 4900
251 #define AR_SPUR_FEEQ_BOUND_HT40 19
252 #define AR_SPUR_FEEQ_BOUND_HT20 10
253 int spurmode;
254 u16 spurchans[AR_EEPROM_MODAL_SPURS][2];
255 u8 max_txtrig_level;
256 u16 ani_poll_interval; /* ANI poll interval in ms */
257 };
258
259 enum ath9k_int {
260 ATH9K_INT_RX = 0x00000001,
261 ATH9K_INT_RXDESC = 0x00000002,
262 ATH9K_INT_RXHP = 0x00000001,
263 ATH9K_INT_RXLP = 0x00000002,
264 ATH9K_INT_RXNOFRM = 0x00000008,
265 ATH9K_INT_RXEOL = 0x00000010,
266 ATH9K_INT_RXORN = 0x00000020,
267 ATH9K_INT_TX = 0x00000040,
268 ATH9K_INT_TXDESC = 0x00000080,
269 ATH9K_INT_TIM_TIMER = 0x00000100,
270 ATH9K_INT_BB_WATCHDOG = 0x00000400,
271 ATH9K_INT_TXURN = 0x00000800,
272 ATH9K_INT_MIB = 0x00001000,
273 ATH9K_INT_RXPHY = 0x00004000,
274 ATH9K_INT_RXKCM = 0x00008000,
275 ATH9K_INT_SWBA = 0x00010000,
276 ATH9K_INT_BMISS = 0x00040000,
277 ATH9K_INT_BNR = 0x00100000,
278 ATH9K_INT_TIM = 0x00200000,
279 ATH9K_INT_DTIM = 0x00400000,
280 ATH9K_INT_DTIMSYNC = 0x00800000,
281 ATH9K_INT_GPIO = 0x01000000,
282 ATH9K_INT_CABEND = 0x02000000,
283 ATH9K_INT_TSFOOR = 0x04000000,
284 ATH9K_INT_GENTIMER = 0x08000000,
285 ATH9K_INT_CST = 0x10000000,
286 ATH9K_INT_GTT = 0x20000000,
287 ATH9K_INT_FATAL = 0x40000000,
288 ATH9K_INT_GLOBAL = 0x80000000,
289 ATH9K_INT_BMISC = ATH9K_INT_TIM |
290 ATH9K_INT_DTIM |
291 ATH9K_INT_DTIMSYNC |
292 ATH9K_INT_TSFOOR |
293 ATH9K_INT_CABEND,
294 ATH9K_INT_COMMON = ATH9K_INT_RXNOFRM |
295 ATH9K_INT_RXDESC |
296 ATH9K_INT_RXEOL |
297 ATH9K_INT_RXORN |
298 ATH9K_INT_TXURN |
299 ATH9K_INT_TXDESC |
300 ATH9K_INT_MIB |
301 ATH9K_INT_RXPHY |
302 ATH9K_INT_RXKCM |
303 ATH9K_INT_SWBA |
304 ATH9K_INT_BMISS |
305 ATH9K_INT_GPIO,
306 ATH9K_INT_NOCARD = 0xffffffff
307 };
308
309 #define CHANNEL_CW_INT 0x00002
310 #define CHANNEL_CCK 0x00020
311 #define CHANNEL_OFDM 0x00040
312 #define CHANNEL_2GHZ 0x00080
313 #define CHANNEL_5GHZ 0x00100
314 #define CHANNEL_PASSIVE 0x00200
315 #define CHANNEL_DYN 0x00400
316 #define CHANNEL_HALF 0x04000
317 #define CHANNEL_QUARTER 0x08000
318 #define CHANNEL_HT20 0x10000
319 #define CHANNEL_HT40PLUS 0x20000
320 #define CHANNEL_HT40MINUS 0x40000
321
322 #define CHANNEL_A (CHANNEL_5GHZ|CHANNEL_OFDM)
323 #define CHANNEL_B (CHANNEL_2GHZ|CHANNEL_CCK)
324 #define CHANNEL_G (CHANNEL_2GHZ|CHANNEL_OFDM)
325 #define CHANNEL_G_HT20 (CHANNEL_2GHZ|CHANNEL_HT20)
326 #define CHANNEL_A_HT20 (CHANNEL_5GHZ|CHANNEL_HT20)
327 #define CHANNEL_G_HT40PLUS (CHANNEL_2GHZ|CHANNEL_HT40PLUS)
328 #define CHANNEL_G_HT40MINUS (CHANNEL_2GHZ|CHANNEL_HT40MINUS)
329 #define CHANNEL_A_HT40PLUS (CHANNEL_5GHZ|CHANNEL_HT40PLUS)
330 #define CHANNEL_A_HT40MINUS (CHANNEL_5GHZ|CHANNEL_HT40MINUS)
331 #define CHANNEL_ALL \
332 (CHANNEL_OFDM| \
333 CHANNEL_CCK| \
334 CHANNEL_2GHZ | \
335 CHANNEL_5GHZ | \
336 CHANNEL_HT20 | \
337 CHANNEL_HT40PLUS | \
338 CHANNEL_HT40MINUS)
339
340 struct ath9k_hw_cal_data {
341 u16 channel;
342 u32 channelFlags;
343 int32_t CalValid;
344 int8_t iCoff;
345 int8_t qCoff;
346 bool paprd_done;
347 bool nfcal_pending;
348 bool nfcal_interference;
349 u16 small_signal_gain[AR9300_MAX_CHAINS];
350 u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
351 struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
352 };
353
354 struct ath9k_channel {
355 struct ieee80211_channel *chan;
356 struct ar5416AniState ani;
357 u16 channel;
358 u32 channelFlags;
359 u32 chanmode;
360 s16 noisefloor;
361 };
362
363 #define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
364 (((_c)->channelFlags & CHANNEL_G_HT20) == CHANNEL_G_HT20) || \
365 (((_c)->channelFlags & CHANNEL_G_HT40PLUS) == CHANNEL_G_HT40PLUS) || \
366 (((_c)->channelFlags & CHANNEL_G_HT40MINUS) == CHANNEL_G_HT40MINUS))
367 #define IS_CHAN_OFDM(_c) (((_c)->channelFlags & CHANNEL_OFDM) != 0)
368 #define IS_CHAN_5GHZ(_c) (((_c)->channelFlags & CHANNEL_5GHZ) != 0)
369 #define IS_CHAN_2GHZ(_c) (((_c)->channelFlags & CHANNEL_2GHZ) != 0)
370 #define IS_CHAN_HALF_RATE(_c) (((_c)->channelFlags & CHANNEL_HALF) != 0)
371 #define IS_CHAN_QUARTER_RATE(_c) (((_c)->channelFlags & CHANNEL_QUARTER) != 0)
372 #define IS_CHAN_A_FAST_CLOCK(_ah, _c) \
373 ((((_c)->channelFlags & CHANNEL_5GHZ) != 0) && \
374 ((_ah)->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK))
375
376 /* These macros check chanmode and not channelFlags */
377 #define IS_CHAN_B(_c) ((_c)->chanmode == CHANNEL_B)
378 #define IS_CHAN_HT20(_c) (((_c)->chanmode == CHANNEL_A_HT20) || \
379 ((_c)->chanmode == CHANNEL_G_HT20))
380 #define IS_CHAN_HT40(_c) (((_c)->chanmode == CHANNEL_A_HT40PLUS) || \
381 ((_c)->chanmode == CHANNEL_A_HT40MINUS) || \
382 ((_c)->chanmode == CHANNEL_G_HT40PLUS) || \
383 ((_c)->chanmode == CHANNEL_G_HT40MINUS))
384 #define IS_CHAN_HT(_c) (IS_CHAN_HT20((_c)) || IS_CHAN_HT40((_c)))
385
386 enum ath9k_power_mode {
387 ATH9K_PM_AWAKE = 0,
388 ATH9K_PM_FULL_SLEEP,
389 ATH9K_PM_NETWORK_SLEEP,
390 ATH9K_PM_UNDEFINED
391 };
392
393 enum ser_reg_mode {
394 SER_REG_MODE_OFF = 0,
395 SER_REG_MODE_ON = 1,
396 SER_REG_MODE_AUTO = 2,
397 };
398
399 enum ath9k_rx_qtype {
400 ATH9K_RX_QUEUE_HP,
401 ATH9K_RX_QUEUE_LP,
402 ATH9K_RX_QUEUE_MAX,
403 };
404
405 struct ath9k_beacon_state {
406 u32 bs_nexttbtt;
407 u32 bs_nextdtim;
408 u32 bs_intval;
409 #define ATH9K_TSFOOR_THRESHOLD 0x00004240 /* 16k us */
410 u32 bs_dtimperiod;
411 u16 bs_cfpperiod;
412 u16 bs_cfpmaxduration;
413 u32 bs_cfpnext;
414 u16 bs_timoffset;
415 u16 bs_bmissthreshold;
416 u32 bs_sleepduration;
417 u32 bs_tsfoor_threshold;
418 };
419
420 struct chan_centers {
421 u16 synth_center;
422 u16 ctl_center;
423 u16 ext_center;
424 };
425
426 enum {
427 ATH9K_RESET_POWER_ON,
428 ATH9K_RESET_WARM,
429 ATH9K_RESET_COLD,
430 };
431
432 struct ath9k_hw_version {
433 u32 magic;
434 u16 devid;
435 u16 subvendorid;
436 u32 macVersion;
437 u16 macRev;
438 u16 phyRev;
439 u16 analog5GhzRev;
440 u16 analog2GhzRev;
441 enum ath_usb_dev usbdev;
442 };
443
444 /* Generic TSF timer definitions */
445
446 #define ATH_MAX_GEN_TIMER 16
447
448 #define AR_GENTMR_BIT(_index) (1 << (_index))
449
450 /*
451 * Using de Bruijin sequence to look up 1's index in a 32 bit number
452 * debruijn32 = 0000 0111 0111 1100 1011 0101 0011 0001
453 */
454 #define debruijn32 0x077CB531U
455
456 struct ath_gen_timer_configuration {
457 u32 next_addr;
458 u32 period_addr;
459 u32 mode_addr;
460 u32 mode_mask;
461 };
462
463 struct ath_gen_timer {
464 void (*trigger)(void *arg);
465 void (*overflow)(void *arg);
466 void *arg;
467 u8 index;
468 };
469
470 struct ath_gen_timer_table {
471 u32 gen_timer_index[32];
472 struct ath_gen_timer *timers[ATH_MAX_GEN_TIMER];
473 union {
474 unsigned long timer_bits;
475 u16 val;
476 } timer_mask;
477 };
478
479 struct ath_hw_antcomb_conf {
480 u8 main_lna_conf;
481 u8 alt_lna_conf;
482 u8 fast_div_bias;
483 u8 main_gaintb;
484 u8 alt_gaintb;
485 int lna1_lna2_delta;
486 u8 div_group;
487 };
488
489 /**
490 * struct ath_hw_radar_conf - radar detection initialization parameters
491 *
492 * @pulse_inband: threshold for checking the ratio of in-band power
493 * to total power for short radar pulses (half dB steps)
494 * @pulse_inband_step: threshold for checking an in-band power to total
495 * power ratio increase for short radar pulses (half dB steps)
496 * @pulse_height: threshold for detecting the beginning of a short
497 * radar pulse (dB step)
498 * @pulse_rssi: threshold for detecting if a short radar pulse is
499 * gone (dB step)
500 * @pulse_maxlen: maximum pulse length (0.8 us steps)
501 *
502 * @radar_rssi: RSSI threshold for starting long radar detection (dB steps)
503 * @radar_inband: threshold for checking the ratio of in-band power
504 * to total power for long radar pulses (half dB steps)
505 * @fir_power: threshold for detecting the end of a long radar pulse (dB)
506 *
507 * @ext_channel: enable extension channel radar detection
508 */
509 struct ath_hw_radar_conf {
510 unsigned int pulse_inband;
511 unsigned int pulse_inband_step;
512 unsigned int pulse_height;
513 unsigned int pulse_rssi;
514 unsigned int pulse_maxlen;
515
516 unsigned int radar_rssi;
517 unsigned int radar_inband;
518 int fir_power;
519
520 bool ext_channel;
521 };
522
523 /**
524 * struct ath_hw_private_ops - callbacks used internally by hardware code
525 *
526 * This structure contains private callbacks designed to only be used internally
527 * by the hardware core.
528 *
529 * @init_cal_settings: setup types of calibrations supported
530 * @init_cal: starts actual calibration
531 *
532 * @init_mode_regs: Initializes mode registers
533 * @init_mode_gain_regs: Initialize TX/RX gain registers
534 *
535 * @rf_set_freq: change frequency
536 * @spur_mitigate_freq: spur mitigation
537 * @rf_alloc_ext_banks:
538 * @rf_free_ext_banks:
539 * @set_rf_regs:
540 * @compute_pll_control: compute the PLL control value to use for
541 * AR_RTC_PLL_CONTROL for a given channel
542 * @setup_calibration: set up calibration
543 * @iscal_supported: used to query if a type of calibration is supported
544 *
545 * @ani_cache_ini_regs: cache the values for ANI from the initial
546 * register settings through the register initialization.
547 */
548 struct ath_hw_private_ops {
549 /* Calibration ops */
550 void (*init_cal_settings)(struct ath_hw *ah);
551 bool (*init_cal)(struct ath_hw *ah, struct ath9k_channel *chan);
552
553 void (*init_mode_regs)(struct ath_hw *ah);
554 void (*init_mode_gain_regs)(struct ath_hw *ah);
555 void (*setup_calibration)(struct ath_hw *ah,
556 struct ath9k_cal_list *currCal);
557
558 /* PHY ops */
559 int (*rf_set_freq)(struct ath_hw *ah,
560 struct ath9k_channel *chan);
561 void (*spur_mitigate_freq)(struct ath_hw *ah,
562 struct ath9k_channel *chan);
563 int (*rf_alloc_ext_banks)(struct ath_hw *ah);
564 void (*rf_free_ext_banks)(struct ath_hw *ah);
565 bool (*set_rf_regs)(struct ath_hw *ah,
566 struct ath9k_channel *chan,
567 u16 modesIndex);
568 void (*set_channel_regs)(struct ath_hw *ah, struct ath9k_channel *chan);
569 void (*init_bb)(struct ath_hw *ah,
570 struct ath9k_channel *chan);
571 int (*process_ini)(struct ath_hw *ah, struct ath9k_channel *chan);
572 void (*olc_init)(struct ath_hw *ah);
573 void (*set_rfmode)(struct ath_hw *ah, struct ath9k_channel *chan);
574 void (*mark_phy_inactive)(struct ath_hw *ah);
575 void (*set_delta_slope)(struct ath_hw *ah, struct ath9k_channel *chan);
576 bool (*rfbus_req)(struct ath_hw *ah);
577 void (*rfbus_done)(struct ath_hw *ah);
578 void (*restore_chainmask)(struct ath_hw *ah);
579 u32 (*compute_pll_control)(struct ath_hw *ah,
580 struct ath9k_channel *chan);
581 bool (*ani_control)(struct ath_hw *ah, enum ath9k_ani_cmd cmd,
582 int param);
583 void (*do_getnf)(struct ath_hw *ah, int16_t nfarray[NUM_NF_READINGS]);
584 void (*set_radar_params)(struct ath_hw *ah,
585 struct ath_hw_radar_conf *conf);
586
587 /* ANI */
588 void (*ani_cache_ini_regs)(struct ath_hw *ah);
589 };
590
591 /**
592 * struct ath_hw_ops - callbacks used by hardware code and driver code
593 *
594 * This structure contains callbacks designed to to be used internally by
595 * hardware code and also by the lower level driver.
596 *
597 * @config_pci_powersave:
598 * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
599 */
600 struct ath_hw_ops {
601 void (*config_pci_powersave)(struct ath_hw *ah,
602 bool power_off);
603 void (*rx_enable)(struct ath_hw *ah);
604 void (*set_desc_link)(void *ds, u32 link);
605 bool (*calibrate)(struct ath_hw *ah,
606 struct ath9k_channel *chan,
607 u8 rxchainmask,
608 bool longcal);
609 bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked);
610 void (*set_txdesc)(struct ath_hw *ah, void *ds,
611 struct ath_tx_info *i);
612 int (*proc_txdesc)(struct ath_hw *ah, void *ds,
613 struct ath_tx_status *ts);
614 void (*antdiv_comb_conf_get)(struct ath_hw *ah,
615 struct ath_hw_antcomb_conf *antconf);
616 void (*antdiv_comb_conf_set)(struct ath_hw *ah,
617 struct ath_hw_antcomb_conf *antconf);
618
619 };
620
621 struct ath_nf_limits {
622 s16 max;
623 s16 min;
624 s16 nominal;
625 };
626
627 /* ah_flags */
628 #define AH_USE_EEPROM 0x1
629 #define AH_UNPLUGGED 0x2 /* The card has been physically removed. */
630
631 struct ath_hw {
632 struct ath_ops reg_ops;
633
634 struct ieee80211_hw *hw;
635 struct ath_common common;
636 struct ath9k_hw_version hw_version;
637 struct ath9k_ops_config config;
638 struct ath9k_hw_capabilities caps;
639 struct ath9k_channel channels[ATH9K_NUM_CHANNELS];
640 struct ath9k_channel *curchan;
641
642 union {
643 struct ar5416_eeprom_def def;
644 struct ar5416_eeprom_4k map4k;
645 struct ar9287_eeprom map9287;
646 struct ar9300_eeprom ar9300_eep;
647 } eeprom;
648 const struct eeprom_ops *eep_ops;
649
650 bool sw_mgmt_crypto;
651 bool is_pciexpress;
652 bool aspm_enabled;
653 bool is_monitoring;
654 bool need_an_top2_fixup;
655 u16 tx_trig_level;
656
657 u32 nf_regs[6];
658 struct ath_nf_limits nf_2g;
659 struct ath_nf_limits nf_5g;
660 u16 rfsilent;
661 u32 rfkill_gpio;
662 u32 rfkill_polarity;
663 u32 ah_flags;
664
665 bool htc_reset_init;
666
667 enum nl80211_iftype opmode;
668 enum ath9k_power_mode power_mode;
669
670 s8 noise;
671 struct ath9k_hw_cal_data *caldata;
672 struct ath9k_pacal_info pacal_info;
673 struct ar5416Stats stats;
674 struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
675
676 int16_t curchan_rad_index;
677 enum ath9k_int imask;
678 u32 imrs2_reg;
679 u32 txok_interrupt_mask;
680 u32 txerr_interrupt_mask;
681 u32 txdesc_interrupt_mask;
682 u32 txeol_interrupt_mask;
683 u32 txurn_interrupt_mask;
684 atomic_t intr_ref_cnt;
685 bool chip_fullsleep;
686 u32 atim_window;
687
688 /* Calibration */
689 u32 supp_cals;
690 struct ath9k_cal_list iq_caldata;
691 struct ath9k_cal_list adcgain_caldata;
692 struct ath9k_cal_list adcdc_caldata;
693 struct ath9k_cal_list tempCompCalData;
694 struct ath9k_cal_list *cal_list;
695 struct ath9k_cal_list *cal_list_last;
696 struct ath9k_cal_list *cal_list_curr;
697 #define totalPowerMeasI meas0.unsign
698 #define totalPowerMeasQ meas1.unsign
699 #define totalIqCorrMeas meas2.sign
700 #define totalAdcIOddPhase meas0.unsign
701 #define totalAdcIEvenPhase meas1.unsign
702 #define totalAdcQOddPhase meas2.unsign
703 #define totalAdcQEvenPhase meas3.unsign
704 #define totalAdcDcOffsetIOddPhase meas0.sign
705 #define totalAdcDcOffsetIEvenPhase meas1.sign
706 #define totalAdcDcOffsetQOddPhase meas2.sign
707 #define totalAdcDcOffsetQEvenPhase meas3.sign
708 union {
709 u32 unsign[AR5416_MAX_CHAINS];
710 int32_t sign[AR5416_MAX_CHAINS];
711 } meas0;
712 union {
713 u32 unsign[AR5416_MAX_CHAINS];
714 int32_t sign[AR5416_MAX_CHAINS];
715 } meas1;
716 union {
717 u32 unsign[AR5416_MAX_CHAINS];
718 int32_t sign[AR5416_MAX_CHAINS];
719 } meas2;
720 union {
721 u32 unsign[AR5416_MAX_CHAINS];
722 int32_t sign[AR5416_MAX_CHAINS];
723 } meas3;
724 u16 cal_samples;
725
726 u32 sta_id1_defaults;
727 u32 misc_mode;
728 enum {
729 AUTO_32KHZ,
730 USE_32KHZ,
731 DONT_USE_32KHZ,
732 } enable_32kHz_clock;
733
734 /* Private to hardware code */
735 struct ath_hw_private_ops private_ops;
736 /* Accessed by the lower level driver */
737 struct ath_hw_ops ops;
738
739 /* Used to program the radio on non single-chip devices */
740 u32 *analogBank0Data;
741 u32 *analogBank1Data;
742 u32 *analogBank2Data;
743 u32 *analogBank3Data;
744 u32 *analogBank6Data;
745 u32 *analogBank6TPCData;
746 u32 *analogBank7Data;
747 u32 *addac5416_21;
748 u32 *bank6Temp;
749
750 u8 txpower_limit;
751 int coverage_class;
752 u32 slottime;
753 u32 globaltxtimeout;
754
755 /* ANI */
756 u32 proc_phyerr;
757 u32 aniperiod;
758 int totalSizeDesired[5];
759 int coarse_high[5];
760 int coarse_low[5];
761 int firpwr[5];
762 enum ath9k_ani_cmd ani_function;
763
764 /* Bluetooth coexistance */
765 struct ath_btcoex_hw btcoex_hw;
766 u32 bt_coex_bt_weight[AR9300_NUM_BT_WEIGHTS];
767 u32 bt_coex_wlan_weight[AR9300_NUM_WLAN_WEIGHTS];
768
769 u32 intr_txqs;
770 u8 txchainmask;
771 u8 rxchainmask;
772
773 struct ath_hw_radar_conf radar_conf;
774
775 u32 originalGain[22];
776 int initPDADC;
777 int PDADCdelta;
778 int led_pin;
779 u32 gpio_mask;
780 u32 gpio_val;
781
782 struct ar5416IniArray iniModes;
783 struct ar5416IniArray iniCommon;
784 struct ar5416IniArray iniBank0;
785 struct ar5416IniArray iniBB_RfGain;
786 struct ar5416IniArray iniBank1;
787 struct ar5416IniArray iniBank2;
788 struct ar5416IniArray iniBank3;
789 struct ar5416IniArray iniBank6;
790 struct ar5416IniArray iniBank6TPC;
791 struct ar5416IniArray iniBank7;
792 struct ar5416IniArray iniAddac;
793 struct ar5416IniArray iniPcieSerdes;
794 struct ar5416IniArray iniPcieSerdesLowPower;
795 struct ar5416IniArray iniModesAdditional;
796 struct ar5416IniArray iniModesAdditional_40M;
797 struct ar5416IniArray iniModesRxGain;
798 struct ar5416IniArray iniModesTxGain;
799 struct ar5416IniArray iniModes_9271_1_0_only;
800 struct ar5416IniArray iniCckfirNormal;
801 struct ar5416IniArray iniCckfirJapan2484;
802 struct ar5416IniArray ini_japan2484;
803 struct ar5416IniArray iniCommon_normal_cck_fir_coeff_9271;
804 struct ar5416IniArray iniCommon_japan_2484_cck_fir_coeff_9271;
805 struct ar5416IniArray iniModes_9271_ANI_reg;
806 struct ar5416IniArray iniModes_high_power_tx_gain_9271;
807 struct ar5416IniArray iniModes_normal_power_tx_gain_9271;
808 struct ar5416IniArray ini_radio_post_sys2ant;
809 struct ar5416IniArray ini_BTCOEX_MAX_TXPWR;
810
811 struct ar5416IniArray iniMac[ATH_INI_NUM_SPLIT];
812 struct ar5416IniArray iniBB[ATH_INI_NUM_SPLIT];
813 struct ar5416IniArray iniRadio[ATH_INI_NUM_SPLIT];
814 struct ar5416IniArray iniSOC[ATH_INI_NUM_SPLIT];
815
816 u32 intr_gen_timer_trigger;
817 u32 intr_gen_timer_thresh;
818 struct ath_gen_timer_table hw_gen_timers;
819
820 struct ar9003_txs *ts_ring;
821 void *ts_start;
822 u32 ts_paddr_start;
823 u32 ts_paddr_end;
824 u16 ts_tail;
825 u8 ts_size;
826
827 u32 bb_watchdog_last_status;
828 u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */
829 u8 bb_hang_rx_ofdm; /* true if bb hang due to rx_ofdm */
830
831 unsigned int paprd_target_power;
832 unsigned int paprd_training_power;
833 unsigned int paprd_ratemask;
834 unsigned int paprd_ratemask_ht40;
835 bool paprd_table_write_done;
836 u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES];
837 u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES];
838 /*
839 * Store the permanent value of Reg 0x4004in WARegVal
840 * so we dont have to R/M/W. We should not be reading
841 * this register when in sleep states.
842 */
843 u32 WARegVal;
844
845 /* Enterprise mode cap */
846 u32 ent_mode;
847
848 bool is_clk_25mhz;
849 int (*get_mac_revision)(void);
850 int (*external_reset)(void);
851 };
852
853 struct ath_bus_ops {
854 enum ath_bus_type ath_bus_type;
855 void (*read_cachesize)(struct ath_common *common, int *csz);
856 bool (*eeprom_read)(struct ath_common *common, u32 off, u16 *data);
857 void (*bt_coex_prep)(struct ath_common *common);
858 void (*extn_synch_en)(struct ath_common *common);
859 void (*aspm_init)(struct ath_common *common);
860 };
861
862 static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah)
863 {
864 return &ah->common;
865 }
866
867 static inline struct ath_regulatory *ath9k_hw_regulatory(struct ath_hw *ah)
868 {
869 return &(ath9k_hw_common(ah)->regulatory);
870 }
871
872 static inline struct ath_hw_private_ops *ath9k_hw_private_ops(struct ath_hw *ah)
873 {
874 return &ah->private_ops;
875 }
876
877 static inline struct ath_hw_ops *ath9k_hw_ops(struct ath_hw *ah)
878 {
879 return &ah->ops;
880 }
881
882 static inline u8 get_streams(int mask)
883 {
884 return !!(mask & BIT(0)) + !!(mask & BIT(1)) + !!(mask & BIT(2));
885 }
886
887 /* Initialization, Detach, Reset */
888 const char *ath9k_hw_probe(u16 vendorid, u16 devid);
889 void ath9k_hw_deinit(struct ath_hw *ah);
890 int ath9k_hw_init(struct ath_hw *ah);
891 int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
892 struct ath9k_hw_cal_data *caldata, bool bChannelChange);
893 int ath9k_hw_fill_cap_info(struct ath_hw *ah);
894 u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
895
896 /* GPIO / RFKILL / Antennae */
897 void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio);
898 u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio);
899 void ath9k_hw_cfg_output(struct ath_hw *ah, u32 gpio,
900 u32 ah_signal_type);
901 void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
902 u32 ath9k_hw_getdefantenna(struct ath_hw *ah);
903 void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
904
905 /* General Operation */
906 bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
907 void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
908 int column, unsigned int *writecnt);
909 u32 ath9k_hw_reverse_bits(u32 val, u32 n);
910 u16 ath9k_hw_computetxtime(struct ath_hw *ah,
911 u8 phy, int kbps,
912 u32 frameLen, u16 rateix, bool shortPreamble);
913 void ath9k_hw_get_channel_centers(struct ath_hw *ah,
914 struct ath9k_channel *chan,
915 struct chan_centers *centers);
916 u32 ath9k_hw_getrxfilter(struct ath_hw *ah);
917 void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits);
918 bool ath9k_hw_phy_disable(struct ath_hw *ah);
919 bool ath9k_hw_disable(struct ath_hw *ah);
920 void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test);
921 void ath9k_hw_setopmode(struct ath_hw *ah);
922 void ath9k_hw_setmcastfilter(struct ath_hw *ah, u32 filter0, u32 filter1);
923 void ath9k_hw_setbssidmask(struct ath_hw *ah);
924 void ath9k_hw_write_associd(struct ath_hw *ah);
925 u32 ath9k_hw_gettsf32(struct ath_hw *ah);
926 u64 ath9k_hw_gettsf64(struct ath_hw *ah);
927 void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64);
928 void ath9k_hw_reset_tsf(struct ath_hw *ah);
929 void ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting);
930 void ath9k_hw_init_global_settings(struct ath_hw *ah);
931 u32 ar9003_get_pll_sqsum_dvc(struct ath_hw *ah);
932 void ath9k_hw_set11nmac2040(struct ath_hw *ah);
933 void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period);
934 void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah,
935 const struct ath9k_beacon_state *bs);
936 bool ath9k_hw_check_alive(struct ath_hw *ah);
937
938 bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode);
939
940 /* Generic hw timer primitives */
941 struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
942 void (*trigger)(void *),
943 void (*overflow)(void *),
944 void *arg,
945 u8 timer_index);
946 void ath9k_hw_gen_timer_start(struct ath_hw *ah,
947 struct ath_gen_timer *timer,
948 u32 timer_next,
949 u32 timer_period);
950 void ath9k_hw_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer);
951
952 void ath_gen_timer_free(struct ath_hw *ah, struct ath_gen_timer *timer);
953 void ath_gen_timer_isr(struct ath_hw *hw);
954
955 void ath9k_hw_name(struct ath_hw *ah, char *hw_name, size_t len);
956
957 /* HTC */
958 void ath9k_hw_htc_resetinit(struct ath_hw *ah);
959
960 /* PHY */
961 void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
962 u32 *coef_mantissa, u32 *coef_exponent);
963 void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan);
964
965 /*
966 * Code Specific to AR5008, AR9001 or AR9002,
967 * we stuff these here to avoid callbacks for AR9003.
968 */
969 void ar9002_hw_cck_chan14_spread(struct ath_hw *ah);
970 int ar9002_hw_rf_claim(struct ath_hw *ah);
971 void ar9002_hw_enable_async_fifo(struct ath_hw *ah);
972
973 /*
974 * Code specific to AR9003, we stuff these here to avoid callbacks
975 * for older families
976 */
977 void ar9003_hw_bb_watchdog_config(struct ath_hw *ah);
978 void ar9003_hw_bb_watchdog_read(struct ath_hw *ah);
979 void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
980 void ar9003_hw_disable_phy_restart(struct ath_hw *ah);
981 void ar9003_paprd_enable(struct ath_hw *ah, bool val);
982 void ar9003_paprd_populate_single_table(struct ath_hw *ah,
983 struct ath9k_hw_cal_data *caldata,
984 int chain);
985 int ar9003_paprd_create_curve(struct ath_hw *ah,
986 struct ath9k_hw_cal_data *caldata, int chain);
987 int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
988 int ar9003_paprd_init_table(struct ath_hw *ah);
989 bool ar9003_paprd_is_done(struct ath_hw *ah);
990 void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains);
991
992 /* Hardware family op attach helpers */
993 void ar5008_hw_attach_phy_ops(struct ath_hw *ah);
994 void ar9002_hw_attach_phy_ops(struct ath_hw *ah);
995 void ar9003_hw_attach_phy_ops(struct ath_hw *ah);
996
997 void ar9002_hw_attach_calib_ops(struct ath_hw *ah);
998 void ar9003_hw_attach_calib_ops(struct ath_hw *ah);
999
1000 void ar9002_hw_attach_ops(struct ath_hw *ah);
1001 void ar9003_hw_attach_ops(struct ath_hw *ah);
1002
1003 void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan);
1004 /*
1005 * ANI work can be shared between all families but a next
1006 * generation implementation of ANI will be used only for AR9003 only
1007 * for now as the other families still need to be tested with the same
1008 * next generation ANI. Feel free to start testing it though for the
1009 * older families (AR5008, AR9001, AR9002) by using modparam_force_new_ani.
1010 */
1011 extern int modparam_force_new_ani;
1012 void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning);
1013 void ath9k_hw_proc_mib_event(struct ath_hw *ah);
1014 void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan);
1015
1016 #define ATH9K_CLOCK_RATE_CCK 22
1017 #define ATH9K_CLOCK_RATE_5GHZ_OFDM 40
1018 #define ATH9K_CLOCK_RATE_2GHZ_OFDM 44
1019 #define ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM 44
1020
1021 #endif
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree