2 * Copyright (c) 2008-2011 Atheros Communications Inc.
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.
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.
20 #include "ar9002_phy.h"
22 /* All code below is for AR5008, AR9001, AR9002 */
24 static const int firstep_table
[] =
25 /* level: 0 1 2 3 4 5 6 7 8 */
26 { -4, -2, 0, 2, 4, 6, 8, 10, 12 }; /* lvl 0-8, default 2 */
28 static const int cycpwrThr1_table
[] =
29 /* level: 0 1 2 3 4 5 6 7 8 */
30 { -6, -4, -2, 0, 2, 4, 6, 8 }; /* lvl 0-7, default 3 */
33 * register values to turn OFDM weak signal detection OFF
35 static const int m1ThreshLow_off
= 127;
36 static const int m2ThreshLow_off
= 127;
37 static const int m1Thresh_off
= 127;
38 static const int m2Thresh_off
= 127;
39 static const int m2CountThr_off
= 31;
40 static const int m2CountThrLow_off
= 63;
41 static const int m1ThreshLowExt_off
= 127;
42 static const int m2ThreshLowExt_off
= 127;
43 static const int m1ThreshExt_off
= 127;
44 static const int m2ThreshExt_off
= 127;
47 static void ar5008_rf_bank_setup(u32
*bank
, struct ar5416IniArray
*array
,
52 for (i
= 0; i
< array
->ia_rows
; i
++)
53 bank
[i
] = INI_RA(array
, i
, col
);
57 #define REG_WRITE_RF_ARRAY(iniarray, regData, regWr) \
58 ar5008_write_rf_array(ah, iniarray, regData, &(regWr))
60 static void ar5008_write_rf_array(struct ath_hw
*ah
, struct ar5416IniArray
*array
,
61 u32
*data
, unsigned int *writecnt
)
65 ENABLE_REGWRITE_BUFFER(ah
);
67 for (r
= 0; r
< array
->ia_rows
; r
++) {
68 REG_WRITE(ah
, INI_RA(array
, r
, 0), data
[r
]);
72 REGWRITE_BUFFER_FLUSH(ah
);
76 * ar5008_hw_phy_modify_rx_buffer() - perform analog swizzling of parameters
83 * Performs analog "swizzling" of parameters into their location.
84 * Used on external AR2133/AR5133 radios.
86 static void ar5008_hw_phy_modify_rx_buffer(u32
*rfBuf
, u32 reg32
,
87 u32 numBits
, u32 firstBit
,
90 u32 tmp32
, mask
, arrayEntry
, lastBit
;
91 int32_t bitPosition
, bitsLeft
;
93 tmp32
= ath9k_hw_reverse_bits(reg32
, numBits
);
94 arrayEntry
= (firstBit
- 1) / 8;
95 bitPosition
= (firstBit
- 1) % 8;
97 while (bitsLeft
> 0) {
98 lastBit
= (bitPosition
+ bitsLeft
> 8) ?
99 8 : bitPosition
+ bitsLeft
;
100 mask
= (((1 << lastBit
) - 1) ^ ((1 << bitPosition
) - 1)) <<
102 rfBuf
[arrayEntry
] &= ~mask
;
103 rfBuf
[arrayEntry
] |= ((tmp32
<< bitPosition
) <<
104 (column
* 8)) & mask
;
105 bitsLeft
-= 8 - bitPosition
;
106 tmp32
= tmp32
>> (8 - bitPosition
);
113 * Fix on 2.4 GHz band for orientation sensitivity issue by increasing
119 * if synth_freq < 2412
121 * else if 2412 <= synth_freq <= 2422
123 * else // synth_freq > 2422
125 * else if forceBias > 0
126 * bias = forceBias & 7
128 * no change, use value from ini file
130 * no change, invalid band
133 * 2422 also uses value of 2
137 * Less than 2412 uses value of 0, 2412 and above uses value of 2
139 static void ar5008_hw_force_bias(struct ath_hw
*ah
, u16 synth_freq
)
141 struct ath_common
*common
= ath9k_hw_common(ah
);
146 if (!AR_SREV_5416(ah
) || synth_freq
>= 3000)
149 BUG_ON(AR_SREV_9280_20_OR_LATER(ah
));
151 if (synth_freq
< 2412)
153 else if (synth_freq
< 2422)
158 /* pre-reverse this field */
159 tmp_reg
= ath9k_hw_reverse_bits(new_bias
, 3);
161 ath_dbg(common
, CONFIG
, "Force rf_pwd_icsyndiv to %1d on %4d\n",
162 new_bias
, synth_freq
);
164 /* swizzle rf_pwd_icsyndiv */
165 ar5008_hw_phy_modify_rx_buffer(ah
->analogBank6Data
, tmp_reg
, 3, 181, 3);
167 /* write Bank 6 with new params */
168 REG_WRITE_RF_ARRAY(&ah
->iniBank6
, ah
->analogBank6Data
, reg_writes
);
172 * ar5008_hw_set_channel - tune to a channel on the external AR2133/AR5133 radios
173 * @ah: atheros hardware structure
176 * For the external AR2133/AR5133 radios, takes the MHz channel value and set
177 * the channel value. Assumes writes enabled to analog bus and bank6 register
178 * cache in ah->analogBank6Data.
180 static int ar5008_hw_set_channel(struct ath_hw
*ah
, struct ath9k_channel
*chan
)
182 struct ath_common
*common
= ath9k_hw_common(ah
);
188 struct chan_centers centers
;
190 ath9k_hw_get_channel_centers(ah
, chan
, ¢ers
);
191 freq
= centers
.synth_center
;
196 if (((freq
- 2192) % 5) == 0) {
197 channelSel
= ((freq
- 672) * 2 - 3040) / 10;
199 } else if (((freq
- 2224) % 5) == 0) {
200 channelSel
= ((freq
- 704) * 2 - 3040) / 10;
203 ath_err(common
, "Invalid channel %u MHz\n", freq
);
207 channelSel
= (channelSel
<< 2) & 0xff;
208 channelSel
= ath9k_hw_reverse_bits(channelSel
, 8);
210 txctl
= REG_READ(ah
, AR_PHY_CCK_TX_CTRL
);
213 REG_WRITE(ah
, AR_PHY_CCK_TX_CTRL
,
214 txctl
| AR_PHY_CCK_TX_CTRL_JAPAN
);
216 REG_WRITE(ah
, AR_PHY_CCK_TX_CTRL
,
217 txctl
& ~AR_PHY_CCK_TX_CTRL_JAPAN
);
220 } else if ((freq
% 20) == 0 && freq
>= 5120) {
222 ath9k_hw_reverse_bits(((freq
- 4800) / 20 << 2), 8);
223 aModeRefSel
= ath9k_hw_reverse_bits(1, 2);
224 } else if ((freq
% 10) == 0) {
226 ath9k_hw_reverse_bits(((freq
- 4800) / 10 << 1), 8);
227 if (AR_SREV_9100(ah
) || AR_SREV_9160_10_OR_LATER(ah
))
228 aModeRefSel
= ath9k_hw_reverse_bits(2, 2);
230 aModeRefSel
= ath9k_hw_reverse_bits(1, 2);
231 } else if ((freq
% 5) == 0) {
232 channelSel
= ath9k_hw_reverse_bits((freq
- 4800) / 5, 8);
233 aModeRefSel
= ath9k_hw_reverse_bits(1, 2);
235 ath_err(common
, "Invalid channel %u MHz\n", freq
);
239 ar5008_hw_force_bias(ah
, freq
);
242 (channelSel
<< 8) | (aModeRefSel
<< 2) | (bModeSynth
<< 1) |
245 REG_WRITE(ah
, AR_PHY(0x37), reg32
);
248 ah
->curchan_rad_index
= -1;
254 * ar5008_hw_spur_mitigate - convert baseband spur frequency for external radios
255 * @ah: atheros hardware structure
258 * For non single-chip solutions. Converts to baseband spur frequency given the
259 * input channel frequency and compute register settings below.
261 static void ar5008_hw_spur_mitigate(struct ath_hw
*ah
,
262 struct ath9k_channel
*chan
)
264 int bb_spur
= AR_NO_SPUR
;
267 int spur_delta_phase
;
269 int upper
, lower
, cur_vit_mask
;
272 static int pilot_mask_reg
[4] = {
273 AR_PHY_TIMING7
, AR_PHY_TIMING8
,
274 AR_PHY_PILOT_MASK_01_30
, AR_PHY_PILOT_MASK_31_60
276 static int chan_mask_reg
[4] = {
277 AR_PHY_TIMING9
, AR_PHY_TIMING10
,
278 AR_PHY_CHANNEL_MASK_01_30
, AR_PHY_CHANNEL_MASK_31_60
280 static int inc
[4] = { 0, 100, 0, 0 };
287 bool is2GHz
= IS_CHAN_2GHZ(chan
);
289 memset(&mask_m
, 0, sizeof(int8_t) * 123);
290 memset(&mask_p
, 0, sizeof(int8_t) * 123);
292 for (i
= 0; i
< AR_EEPROM_MODAL_SPURS
; i
++) {
293 cur_bb_spur
= ah
->eep_ops
->get_spur_channel(ah
, i
, is2GHz
);
294 if (AR_NO_SPUR
== cur_bb_spur
)
296 cur_bb_spur
= cur_bb_spur
- (chan
->channel
* 10);
297 if ((cur_bb_spur
> -95) && (cur_bb_spur
< 95)) {
298 bb_spur
= cur_bb_spur
;
303 if (AR_NO_SPUR
== bb_spur
)
308 tmp
= REG_READ(ah
, AR_PHY_TIMING_CTRL4(0));
309 new = tmp
| (AR_PHY_TIMING_CTRL4_ENABLE_SPUR_RSSI
|
310 AR_PHY_TIMING_CTRL4_ENABLE_SPUR_FILTER
|
311 AR_PHY_TIMING_CTRL4_ENABLE_CHAN_MASK
|
312 AR_PHY_TIMING_CTRL4_ENABLE_PILOT_MASK
);
314 REG_WRITE(ah
, AR_PHY_TIMING_CTRL4(0), new);
316 new = (AR_PHY_SPUR_REG_MASK_RATE_CNTL
|
317 AR_PHY_SPUR_REG_ENABLE_MASK_PPM
|
318 AR_PHY_SPUR_REG_MASK_RATE_SELECT
|
319 AR_PHY_SPUR_REG_ENABLE_VIT_SPUR_RSSI
|
320 SM(SPUR_RSSI_THRESH
, AR_PHY_SPUR_REG_SPUR_RSSI_THRESH
));
321 REG_WRITE(ah
, AR_PHY_SPUR_REG
, new);
323 spur_delta_phase
= ((bb_spur
* 524288) / 100) &
324 AR_PHY_TIMING11_SPUR_DELTA_PHASE
;
326 denominator
= IS_CHAN_2GHZ(chan
) ? 440 : 400;
327 spur_freq_sd
= ((bb_spur
* 2048) / denominator
) & 0x3ff;
329 new = (AR_PHY_TIMING11_USE_SPUR_IN_AGC
|
330 SM(spur_freq_sd
, AR_PHY_TIMING11_SPUR_FREQ_SD
) |
331 SM(spur_delta_phase
, AR_PHY_TIMING11_SPUR_DELTA_PHASE
));
332 REG_WRITE(ah
, AR_PHY_TIMING11
, new);
338 for (i
= 0; i
< 4; i
++) {
342 for (bp
= 0; bp
< 30; bp
++) {
343 if ((cur_bin
> lower
) && (cur_bin
< upper
)) {
344 pilot_mask
= pilot_mask
| 0x1 << bp
;
345 chan_mask
= chan_mask
| 0x1 << bp
;
350 REG_WRITE(ah
, pilot_mask_reg
[i
], pilot_mask
);
351 REG_WRITE(ah
, chan_mask_reg
[i
], chan_mask
);
358 for (i
= 0; i
< 123; i
++) {
359 if ((cur_vit_mask
> lower
) && (cur_vit_mask
< upper
)) {
361 /* workaround for gcc bug #37014 */
362 volatile int tmp_v
= abs(cur_vit_mask
- bin
);
368 if (cur_vit_mask
< 0)
369 mask_m
[abs(cur_vit_mask
/ 100)] = mask_amt
;
371 mask_p
[cur_vit_mask
/ 100] = mask_amt
;
376 tmp_mask
= (mask_m
[46] << 30) | (mask_m
[47] << 28)
377 | (mask_m
[48] << 26) | (mask_m
[49] << 24)
378 | (mask_m
[50] << 22) | (mask_m
[51] << 20)
379 | (mask_m
[52] << 18) | (mask_m
[53] << 16)
380 | (mask_m
[54] << 14) | (mask_m
[55] << 12)
381 | (mask_m
[56] << 10) | (mask_m
[57] << 8)
382 | (mask_m
[58] << 6) | (mask_m
[59] << 4)
383 | (mask_m
[60] << 2) | (mask_m
[61] << 0);
384 REG_WRITE(ah
, AR_PHY_BIN_MASK_1
, tmp_mask
);
385 REG_WRITE(ah
, AR_PHY_VIT_MASK2_M_46_61
, tmp_mask
);
387 tmp_mask
= (mask_m
[31] << 28)
388 | (mask_m
[32] << 26) | (mask_m
[33] << 24)
389 | (mask_m
[34] << 22) | (mask_m
[35] << 20)
390 | (mask_m
[36] << 18) | (mask_m
[37] << 16)
391 | (mask_m
[48] << 14) | (mask_m
[39] << 12)
392 | (mask_m
[40] << 10) | (mask_m
[41] << 8)
393 | (mask_m
[42] << 6) | (mask_m
[43] << 4)
394 | (mask_m
[44] << 2) | (mask_m
[45] << 0);
395 REG_WRITE(ah
, AR_PHY_BIN_MASK_2
, tmp_mask
);
396 REG_WRITE(ah
, AR_PHY_MASK2_M_31_45
, tmp_mask
);
398 tmp_mask
= (mask_m
[16] << 30) | (mask_m
[16] << 28)
399 | (mask_m
[18] << 26) | (mask_m
[18] << 24)
400 | (mask_m
[20] << 22) | (mask_m
[20] << 20)
401 | (mask_m
[22] << 18) | (mask_m
[22] << 16)
402 | (mask_m
[24] << 14) | (mask_m
[24] << 12)
403 | (mask_m
[25] << 10) | (mask_m
[26] << 8)
404 | (mask_m
[27] << 6) | (mask_m
[28] << 4)
405 | (mask_m
[29] << 2) | (mask_m
[30] << 0);
406 REG_WRITE(ah
, AR_PHY_BIN_MASK_3
, tmp_mask
);
407 REG_WRITE(ah
, AR_PHY_MASK2_M_16_30
, tmp_mask
);
409 tmp_mask
= (mask_m
[0] << 30) | (mask_m
[1] << 28)
410 | (mask_m
[2] << 26) | (mask_m
[3] << 24)
411 | (mask_m
[4] << 22) | (mask_m
[5] << 20)
412 | (mask_m
[6] << 18) | (mask_m
[7] << 16)
413 | (mask_m
[8] << 14) | (mask_m
[9] << 12)
414 | (mask_m
[10] << 10) | (mask_m
[11] << 8)
415 | (mask_m
[12] << 6) | (mask_m
[13] << 4)
416 | (mask_m
[14] << 2) | (mask_m
[15] << 0);
417 REG_WRITE(ah
, AR_PHY_MASK_CTL
, tmp_mask
);
418 REG_WRITE(ah
, AR_PHY_MASK2_M_00_15
, tmp_mask
);
420 tmp_mask
= (mask_p
[15] << 28)
421 | (mask_p
[14] << 26) | (mask_p
[13] << 24)
422 | (mask_p
[12] << 22) | (mask_p
[11] << 20)
423 | (mask_p
[10] << 18) | (mask_p
[9] << 16)
424 | (mask_p
[8] << 14) | (mask_p
[7] << 12)
425 | (mask_p
[6] << 10) | (mask_p
[5] << 8)
426 | (mask_p
[4] << 6) | (mask_p
[3] << 4)
427 | (mask_p
[2] << 2) | (mask_p
[1] << 0);
428 REG_WRITE(ah
, AR_PHY_BIN_MASK2_1
, tmp_mask
);
429 REG_WRITE(ah
, AR_PHY_MASK2_P_15_01
, tmp_mask
);
431 tmp_mask
= (mask_p
[30] << 28)
432 | (mask_p
[29] << 26) | (mask_p
[28] << 24)
433 | (mask_p
[27] << 22) | (mask_p
[26] << 20)
434 | (mask_p
[25] << 18) | (mask_p
[24] << 16)
435 | (mask_p
[23] << 14) | (mask_p
[22] << 12)
436 | (mask_p
[21] << 10) | (mask_p
[20] << 8)
437 | (mask_p
[19] << 6) | (mask_p
[18] << 4)
438 | (mask_p
[17] << 2) | (mask_p
[16] << 0);
439 REG_WRITE(ah
, AR_PHY_BIN_MASK2_2
, tmp_mask
);
440 REG_WRITE(ah
, AR_PHY_MASK2_P_30_16
, tmp_mask
);
442 tmp_mask
= (mask_p
[45] << 28)
443 | (mask_p
[44] << 26) | (mask_p
[43] << 24)
444 | (mask_p
[42] << 22) | (mask_p
[41] << 20)
445 | (mask_p
[40] << 18) | (mask_p
[39] << 16)
446 | (mask_p
[38] << 14) | (mask_p
[37] << 12)
447 | (mask_p
[36] << 10) | (mask_p
[35] << 8)
448 | (mask_p
[34] << 6) | (mask_p
[33] << 4)
449 | (mask_p
[32] << 2) | (mask_p
[31] << 0);
450 REG_WRITE(ah
, AR_PHY_BIN_MASK2_3
, tmp_mask
);
451 REG_WRITE(ah
, AR_PHY_MASK2_P_45_31
, tmp_mask
);
453 tmp_mask
= (mask_p
[61] << 30) | (mask_p
[60] << 28)
454 | (mask_p
[59] << 26) | (mask_p
[58] << 24)
455 | (mask_p
[57] << 22) | (mask_p
[56] << 20)
456 | (mask_p
[55] << 18) | (mask_p
[54] << 16)
457 | (mask_p
[53] << 14) | (mask_p
[52] << 12)
458 | (mask_p
[51] << 10) | (mask_p
[50] << 8)
459 | (mask_p
[49] << 6) | (mask_p
[48] << 4)
460 | (mask_p
[47] << 2) | (mask_p
[46] << 0);
461 REG_WRITE(ah
, AR_PHY_BIN_MASK2_4
, tmp_mask
);
462 REG_WRITE(ah
, AR_PHY_MASK2_P_61_45
, tmp_mask
);
466 * ar5008_hw_rf_alloc_ext_banks - allocates banks for external radio programming
467 * @ah: atheros hardware structure
469 * Only required for older devices with external AR2133/AR5133 radios.
471 static int ar5008_hw_rf_alloc_ext_banks(struct ath_hw
*ah
)
473 #define ATH_ALLOC_BANK(bank, size) do { \
474 bank = kzalloc((sizeof(u32) * size), GFP_KERNEL); \
476 ath_err(common, "Cannot allocate RF banks\n"); \
481 struct ath_common
*common
= ath9k_hw_common(ah
);
483 BUG_ON(AR_SREV_9280_20_OR_LATER(ah
));
485 ATH_ALLOC_BANK(ah
->analogBank0Data
, ah
->iniBank0
.ia_rows
);
486 ATH_ALLOC_BANK(ah
->analogBank1Data
, ah
->iniBank1
.ia_rows
);
487 ATH_ALLOC_BANK(ah
->analogBank2Data
, ah
->iniBank2
.ia_rows
);
488 ATH_ALLOC_BANK(ah
->analogBank3Data
, ah
->iniBank3
.ia_rows
);
489 ATH_ALLOC_BANK(ah
->analogBank6Data
, ah
->iniBank6
.ia_rows
);
490 ATH_ALLOC_BANK(ah
->analogBank6TPCData
, ah
->iniBank6TPC
.ia_rows
);
491 ATH_ALLOC_BANK(ah
->analogBank7Data
, ah
->iniBank7
.ia_rows
);
492 ATH_ALLOC_BANK(ah
->bank6Temp
, ah
->iniBank6
.ia_rows
);
495 #undef ATH_ALLOC_BANK
500 * ar5008_hw_rf_free_ext_banks - Free memory for analog bank scratch buffers
501 * @ah: atheros hardware struture
502 * For the external AR2133/AR5133 radios banks.
504 static void ar5008_hw_rf_free_ext_banks(struct ath_hw
*ah
)
506 #define ATH_FREE_BANK(bank) do { \
511 BUG_ON(AR_SREV_9280_20_OR_LATER(ah
));
513 ATH_FREE_BANK(ah
->analogBank0Data
);
514 ATH_FREE_BANK(ah
->analogBank1Data
);
515 ATH_FREE_BANK(ah
->analogBank2Data
);
516 ATH_FREE_BANK(ah
->analogBank3Data
);
517 ATH_FREE_BANK(ah
->analogBank6Data
);
518 ATH_FREE_BANK(ah
->analogBank6TPCData
);
519 ATH_FREE_BANK(ah
->analogBank7Data
);
520 ATH_FREE_BANK(ah
->bank6Temp
);
526 * ar5008_hw_set_rf_regs - programs rf registers based on EEPROM
527 * @ah: atheros hardware structure
531 * Used for the external AR2133/AR5133 radios.
533 * Reads the EEPROM header info from the device structure and programs
534 * all rf registers. This routine requires access to the analog
535 * rf device. This is not required for single-chip devices.
537 static bool ar5008_hw_set_rf_regs(struct ath_hw
*ah
,
538 struct ath9k_channel
*chan
,
542 u32 ob5GHz
= 0, db5GHz
= 0;
543 u32 ob2GHz
= 0, db2GHz
= 0;
547 * Software does not need to program bank data
548 * for single chip devices, that is AR9280 or anything
551 if (AR_SREV_9280_20_OR_LATER(ah
))
554 /* Setup rf parameters */
555 eepMinorRev
= ah
->eep_ops
->get_eeprom(ah
, EEP_MINOR_REV
);
557 /* Setup Bank 0 Write */
558 ar5008_rf_bank_setup(ah
->analogBank0Data
, &ah
->iniBank0
, 1);
560 /* Setup Bank 1 Write */
561 ar5008_rf_bank_setup(ah
->analogBank1Data
, &ah
->iniBank1
, 1);
563 /* Setup Bank 2 Write */
564 ar5008_rf_bank_setup(ah
->analogBank2Data
, &ah
->iniBank2
, 1);
566 /* Setup Bank 6 Write */
567 ar5008_rf_bank_setup(ah
->analogBank3Data
, &ah
->iniBank3
,
571 for (i
= 0; i
< ah
->iniBank6TPC
.ia_rows
; i
++) {
572 ah
->analogBank6Data
[i
] =
573 INI_RA(&ah
->iniBank6TPC
, i
, modesIndex
);
577 /* Only the 5 or 2 GHz OB/DB need to be set for a mode */
578 if (eepMinorRev
>= 2) {
579 if (IS_CHAN_2GHZ(chan
)) {
580 ob2GHz
= ah
->eep_ops
->get_eeprom(ah
, EEP_OB_2
);
581 db2GHz
= ah
->eep_ops
->get_eeprom(ah
, EEP_DB_2
);
582 ar5008_hw_phy_modify_rx_buffer(ah
->analogBank6Data
,
584 ar5008_hw_phy_modify_rx_buffer(ah
->analogBank6Data
,
587 ob5GHz
= ah
->eep_ops
->get_eeprom(ah
, EEP_OB_5
);
588 db5GHz
= ah
->eep_ops
->get_eeprom(ah
, EEP_DB_5
);
589 ar5008_hw_phy_modify_rx_buffer(ah
->analogBank6Data
,
591 ar5008_hw_phy_modify_rx_buffer(ah
->analogBank6Data
,
596 /* Setup Bank 7 Setup */
597 ar5008_rf_bank_setup(ah
->analogBank7Data
, &ah
->iniBank7
, 1);
599 /* Write Analog registers */
600 REG_WRITE_RF_ARRAY(&ah
->iniBank0
, ah
->analogBank0Data
,
602 REG_WRITE_RF_ARRAY(&ah
->iniBank1
, ah
->analogBank1Data
,
604 REG_WRITE_RF_ARRAY(&ah
->iniBank2
, ah
->analogBank2Data
,
606 REG_WRITE_RF_ARRAY(&ah
->iniBank3
, ah
->analogBank3Data
,
608 REG_WRITE_RF_ARRAY(&ah
->iniBank6TPC
, ah
->analogBank6Data
,
610 REG_WRITE_RF_ARRAY(&ah
->iniBank7
, ah
->analogBank7Data
,
616 static void ar5008_hw_init_bb(struct ath_hw
*ah
,
617 struct ath9k_channel
*chan
)
621 synthDelay
= REG_READ(ah
, AR_PHY_RX_DELAY
) & AR_PHY_RX_DELAY_DELAY
;
623 synthDelay
= (4 * synthDelay
) / 22;
627 if (IS_CHAN_HALF_RATE(chan
))
629 else if (IS_CHAN_QUARTER_RATE(chan
))
632 REG_WRITE(ah
, AR_PHY_ACTIVE
, AR_PHY_ACTIVE_EN
);
634 udelay(synthDelay
+ BASE_ACTIVATE_DELAY
);
637 static void ar5008_hw_init_chain_masks(struct ath_hw
*ah
)
639 int rx_chainmask
, tx_chainmask
;
641 rx_chainmask
= ah
->rxchainmask
;
642 tx_chainmask
= ah
->txchainmask
;
645 switch (rx_chainmask
) {
647 REG_SET_BIT(ah
, AR_PHY_ANALOG_SWAP
,
648 AR_PHY_SWAP_ALT_CHAIN
);
650 if (ah
->hw_version
.macVersion
== AR_SREV_REVISION_5416_10
) {
651 REG_WRITE(ah
, AR_PHY_RX_CHAINMASK
, 0x7);
652 REG_WRITE(ah
, AR_PHY_CAL_CHAINMASK
, 0x7);
658 ENABLE_REGWRITE_BUFFER(ah
);
659 REG_WRITE(ah
, AR_PHY_RX_CHAINMASK
, rx_chainmask
);
660 REG_WRITE(ah
, AR_PHY_CAL_CHAINMASK
, rx_chainmask
);
663 ENABLE_REGWRITE_BUFFER(ah
);
667 REG_WRITE(ah
, AR_SELFGEN_MASK
, tx_chainmask
);
669 REGWRITE_BUFFER_FLUSH(ah
);
671 if (tx_chainmask
== 0x5) {
672 REG_SET_BIT(ah
, AR_PHY_ANALOG_SWAP
,
673 AR_PHY_SWAP_ALT_CHAIN
);
675 if (AR_SREV_9100(ah
))
676 REG_WRITE(ah
, AR_PHY_ANALOG_SWAP
,
677 REG_READ(ah
, AR_PHY_ANALOG_SWAP
) | 0x00000001);
680 static void ar5008_hw_override_ini(struct ath_hw
*ah
,
681 struct ath9k_channel
*chan
)
686 * Set the RX_ABORT and RX_DIS and clear if off only after
687 * RXE is set for MAC. This prevents frames with corrupted
690 REG_SET_BIT(ah
, AR_DIAG_SW
, (AR_DIAG_RX_DIS
| AR_DIAG_RX_ABORT
));
692 if (AR_SREV_9280_20_OR_LATER(ah
)) {
693 val
= REG_READ(ah
, AR_PCU_MISC_MODE2
);
695 if (!AR_SREV_9271(ah
))
696 val
&= ~AR_PCU_MISC_MODE2_HWWAR1
;
698 if (AR_SREV_9287_11_OR_LATER(ah
))
699 val
= val
& (~AR_PCU_MISC_MODE2_HWWAR2
);
701 REG_WRITE(ah
, AR_PCU_MISC_MODE2
, val
);
704 REG_SET_BIT(ah
, AR_PHY_CCK_DETECT
,
705 AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV
);
707 if (AR_SREV_9280_20_OR_LATER(ah
))
710 * Disable BB clock gating
711 * Necessary to avoid issues on AR5416 2.0
713 REG_WRITE(ah
, 0x9800 + (651 << 2), 0x11);
716 * Disable RIFS search on some chips to avoid baseband
719 if (AR_SREV_9100(ah
) || AR_SREV_9160(ah
)) {
720 val
= REG_READ(ah
, AR_PHY_HEAVY_CLIP_FACTOR_RIFS
);
721 val
&= ~AR_PHY_RIFS_INIT_DELAY
;
722 REG_WRITE(ah
, AR_PHY_HEAVY_CLIP_FACTOR_RIFS
, val
);
726 static void ar5008_hw_set_channel_regs(struct ath_hw
*ah
,
727 struct ath9k_channel
*chan
)
730 u32 enableDacFifo
= 0;
732 if (AR_SREV_9285_12_OR_LATER(ah
))
733 enableDacFifo
= (REG_READ(ah
, AR_PHY_TURBO
) &
734 AR_PHY_FC_ENABLE_DAC_FIFO
);
736 phymode
= AR_PHY_FC_HT_EN
| AR_PHY_FC_SHORT_GI_40
737 | AR_PHY_FC_SINGLE_HT_LTF1
| AR_PHY_FC_WALSH
| enableDacFifo
;
739 if (IS_CHAN_HT40(chan
)) {
740 phymode
|= AR_PHY_FC_DYN2040_EN
;
742 if ((chan
->chanmode
== CHANNEL_A_HT40PLUS
) ||
743 (chan
->chanmode
== CHANNEL_G_HT40PLUS
))
744 phymode
|= AR_PHY_FC_DYN2040_PRI_CH
;
747 REG_WRITE(ah
, AR_PHY_TURBO
, phymode
);
749 ath9k_hw_set11nmac2040(ah
);
751 ENABLE_REGWRITE_BUFFER(ah
);
753 REG_WRITE(ah
, AR_GTXTO
, 25 << AR_GTXTO_TIMEOUT_LIMIT_S
);
754 REG_WRITE(ah
, AR_CST
, 0xF << AR_CST_TIMEOUT_LIMIT_S
);
756 REGWRITE_BUFFER_FLUSH(ah
);
760 static int ar5008_hw_process_ini(struct ath_hw
*ah
,
761 struct ath9k_channel
*chan
)
763 struct ath_common
*common
= ath9k_hw_common(ah
);
764 int i
, regWrites
= 0;
765 u32 modesIndex
, freqIndex
;
767 switch (chan
->chanmode
) {
773 case CHANNEL_A_HT40PLUS
:
774 case CHANNEL_A_HT40MINUS
:
784 case CHANNEL_G_HT40PLUS
:
785 case CHANNEL_G_HT40MINUS
:
795 * Set correct baseband to analog shift setting to
796 * access analog chips.
798 REG_WRITE(ah
, AR_PHY(0), 0x00000007);
800 /* Write ADDAC shifts */
801 REG_WRITE(ah
, AR_PHY_ADC_SERIAL_CTL
, AR_PHY_SEL_EXTERNAL_RADIO
);
802 if (ah
->eep_ops
->set_addac
)
803 ah
->eep_ops
->set_addac(ah
, chan
);
805 REG_WRITE_ARRAY(&ah
->iniAddac
, 1, regWrites
);
806 REG_WRITE(ah
, AR_PHY_ADC_SERIAL_CTL
, AR_PHY_SEL_INTERNAL_ADDAC
);
808 ENABLE_REGWRITE_BUFFER(ah
);
810 for (i
= 0; i
< ah
->iniModes
.ia_rows
; i
++) {
811 u32 reg
= INI_RA(&ah
->iniModes
, i
, 0);
812 u32 val
= INI_RA(&ah
->iniModes
, i
, modesIndex
);
814 if (reg
== AR_AN_TOP2
&& ah
->need_an_top2_fixup
)
815 val
&= ~AR_AN_TOP2_PWDCLKIND
;
817 REG_WRITE(ah
, reg
, val
);
819 if (reg
>= 0x7800 && reg
< 0x78a0
820 && ah
->config
.analog_shiftreg
821 && (common
->bus_ops
->ath_bus_type
!= ATH_USB
)) {
828 REGWRITE_BUFFER_FLUSH(ah
);
830 if (AR_SREV_9280(ah
) || AR_SREV_9287_11_OR_LATER(ah
))
831 REG_WRITE_ARRAY(&ah
->iniModesRxGain
, modesIndex
, regWrites
);
833 if (AR_SREV_9280(ah
) || AR_SREV_9285_12_OR_LATER(ah
) ||
834 AR_SREV_9287_11_OR_LATER(ah
))
835 REG_WRITE_ARRAY(&ah
->iniModesTxGain
, modesIndex
, regWrites
);
837 if (AR_SREV_9271_10(ah
))
838 REG_WRITE_ARRAY(&ah
->iniModes_9271_1_0_only
,
839 modesIndex
, regWrites
);
841 ENABLE_REGWRITE_BUFFER(ah
);
843 /* Write common array parameters */
844 for (i
= 0; i
< ah
->iniCommon
.ia_rows
; i
++) {
845 u32 reg
= INI_RA(&ah
->iniCommon
, i
, 0);
846 u32 val
= INI_RA(&ah
->iniCommon
, i
, 1);
848 REG_WRITE(ah
, reg
, val
);
850 if (reg
>= 0x7800 && reg
< 0x78a0
851 && ah
->config
.analog_shiftreg
852 && (common
->bus_ops
->ath_bus_type
!= ATH_USB
)) {
859 REGWRITE_BUFFER_FLUSH(ah
);
861 if (AR_SREV_9271(ah
)) {
862 if (ah
->eep_ops
->get_eeprom(ah
, EEP_TXGAIN_TYPE
) == 1)
863 REG_WRITE_ARRAY(&ah
->iniModes_high_power_tx_gain_9271
,
864 modesIndex
, regWrites
);
866 REG_WRITE_ARRAY(&ah
->iniModes_normal_power_tx_gain_9271
,
867 modesIndex
, regWrites
);
870 REG_WRITE_ARRAY(&ah
->iniBB_RfGain
, freqIndex
, regWrites
);
872 if (IS_CHAN_A_FAST_CLOCK(ah
, chan
))
873 REG_WRITE_ARRAY(&ah
->iniModesFastClock
, modesIndex
,
876 ar5008_hw_override_ini(ah
, chan
);
877 ar5008_hw_set_channel_regs(ah
, chan
);
878 ar5008_hw_init_chain_masks(ah
);
880 ath9k_hw_apply_txpower(ah
, chan
);
882 /* Write analog registers */
883 if (!ath9k_hw_set_rf_regs(ah
, chan
, freqIndex
)) {
884 ath_err(ath9k_hw_common(ah
), "ar5416SetRfRegs failed\n");
891 static void ar5008_hw_set_rfmode(struct ath_hw
*ah
, struct ath9k_channel
*chan
)
898 rfMode
|= (IS_CHAN_B(chan
) || IS_CHAN_G(chan
))
899 ? AR_PHY_MODE_DYNAMIC
: AR_PHY_MODE_OFDM
;
901 if (!AR_SREV_9280_20_OR_LATER(ah
))
902 rfMode
|= (IS_CHAN_5GHZ(chan
)) ?
903 AR_PHY_MODE_RF5GHZ
: AR_PHY_MODE_RF2GHZ
;
905 if (IS_CHAN_A_FAST_CLOCK(ah
, chan
))
906 rfMode
|= (AR_PHY_MODE_DYNAMIC
| AR_PHY_MODE_DYN_CCK_DISABLE
);
908 REG_WRITE(ah
, AR_PHY_MODE
, rfMode
);
911 static void ar5008_hw_mark_phy_inactive(struct ath_hw
*ah
)
913 REG_WRITE(ah
, AR_PHY_ACTIVE
, AR_PHY_ACTIVE_DIS
);
916 static void ar5008_hw_set_delta_slope(struct ath_hw
*ah
,
917 struct ath9k_channel
*chan
)
919 u32 coef_scaled
, ds_coef_exp
, ds_coef_man
;
920 u32 clockMhzScaled
= 0x64000000;
921 struct chan_centers centers
;
923 if (IS_CHAN_HALF_RATE(chan
))
924 clockMhzScaled
= clockMhzScaled
>> 1;
925 else if (IS_CHAN_QUARTER_RATE(chan
))
926 clockMhzScaled
= clockMhzScaled
>> 2;
928 ath9k_hw_get_channel_centers(ah
, chan
, ¢ers
);
929 coef_scaled
= clockMhzScaled
/ centers
.synth_center
;
931 ath9k_hw_get_delta_slope_vals(ah
, coef_scaled
, &ds_coef_man
,
934 REG_RMW_FIELD(ah
, AR_PHY_TIMING3
,
935 AR_PHY_TIMING3_DSC_MAN
, ds_coef_man
);
936 REG_RMW_FIELD(ah
, AR_PHY_TIMING3
,
937 AR_PHY_TIMING3_DSC_EXP
, ds_coef_exp
);
939 coef_scaled
= (9 * coef_scaled
) / 10;
941 ath9k_hw_get_delta_slope_vals(ah
, coef_scaled
, &ds_coef_man
,
944 REG_RMW_FIELD(ah
, AR_PHY_HALFGI
,
945 AR_PHY_HALFGI_DSC_MAN
, ds_coef_man
);
946 REG_RMW_FIELD(ah
, AR_PHY_HALFGI
,
947 AR_PHY_HALFGI_DSC_EXP
, ds_coef_exp
);
950 static bool ar5008_hw_rfbus_req(struct ath_hw
*ah
)
952 REG_WRITE(ah
, AR_PHY_RFBUS_REQ
, AR_PHY_RFBUS_REQ_EN
);
953 return ath9k_hw_wait(ah
, AR_PHY_RFBUS_GRANT
, AR_PHY_RFBUS_GRANT_EN
,
954 AR_PHY_RFBUS_GRANT_EN
, AH_WAIT_TIMEOUT
);
957 static void ar5008_hw_rfbus_done(struct ath_hw
*ah
)
959 u32 synthDelay
= REG_READ(ah
, AR_PHY_RX_DELAY
) & AR_PHY_RX_DELAY_DELAY
;
960 if (IS_CHAN_B(ah
->curchan
))
961 synthDelay
= (4 * synthDelay
) / 22;
965 udelay(synthDelay
+ BASE_ACTIVATE_DELAY
);
967 REG_WRITE(ah
, AR_PHY_RFBUS_REQ
, 0);
970 static void ar5008_restore_chainmask(struct ath_hw
*ah
)
972 int rx_chainmask
= ah
->rxchainmask
;
974 if ((rx_chainmask
== 0x5) || (rx_chainmask
== 0x3)) {
975 REG_WRITE(ah
, AR_PHY_RX_CHAINMASK
, rx_chainmask
);
976 REG_WRITE(ah
, AR_PHY_CAL_CHAINMASK
, rx_chainmask
);
980 static u32
ar9160_hw_compute_pll_control(struct ath_hw
*ah
,
981 struct ath9k_channel
*chan
)
985 pll
= SM(0x5, AR_RTC_9160_PLL_REFDIV
);
987 if (chan
&& IS_CHAN_HALF_RATE(chan
))
988 pll
|= SM(0x1, AR_RTC_9160_PLL_CLKSEL
);
989 else if (chan
&& IS_CHAN_QUARTER_RATE(chan
))
990 pll
|= SM(0x2, AR_RTC_9160_PLL_CLKSEL
);
992 if (chan
&& IS_CHAN_5GHZ(chan
))
993 pll
|= SM(0x50, AR_RTC_9160_PLL_DIV
);
995 pll
|= SM(0x58, AR_RTC_9160_PLL_DIV
);
1000 static u32
ar5008_hw_compute_pll_control(struct ath_hw
*ah
,
1001 struct ath9k_channel
*chan
)
1005 pll
= AR_RTC_PLL_REFDIV_5
| AR_RTC_PLL_DIV2
;
1007 if (chan
&& IS_CHAN_HALF_RATE(chan
))
1008 pll
|= SM(0x1, AR_RTC_PLL_CLKSEL
);
1009 else if (chan
&& IS_CHAN_QUARTER_RATE(chan
))
1010 pll
|= SM(0x2, AR_RTC_PLL_CLKSEL
);
1012 if (chan
&& IS_CHAN_5GHZ(chan
))
1013 pll
|= SM(0xa, AR_RTC_PLL_DIV
);
1015 pll
|= SM(0xb, AR_RTC_PLL_DIV
);
1020 static bool ar5008_hw_ani_control_old(struct ath_hw
*ah
,
1021 enum ath9k_ani_cmd cmd
,
1024 struct ar5416AniState
*aniState
= &ah
->curchan
->ani
;
1025 struct ath_common
*common
= ath9k_hw_common(ah
);
1027 switch (cmd
& ah
->ani_function
) {
1028 case ATH9K_ANI_NOISE_IMMUNITY_LEVEL
:{
1031 if (level
>= ARRAY_SIZE(ah
->totalSizeDesired
)) {
1032 ath_dbg(common
, ANI
, "level out of range (%u > %zu)\n",
1033 level
, ARRAY_SIZE(ah
->totalSizeDesired
));
1037 REG_RMW_FIELD(ah
, AR_PHY_DESIRED_SZ
,
1038 AR_PHY_DESIRED_SZ_TOT_DES
,
1039 ah
->totalSizeDesired
[level
]);
1040 REG_RMW_FIELD(ah
, AR_PHY_AGC_CTL1
,
1041 AR_PHY_AGC_CTL1_COARSE_LOW
,
1042 ah
->coarse_low
[level
]);
1043 REG_RMW_FIELD(ah
, AR_PHY_AGC_CTL1
,
1044 AR_PHY_AGC_CTL1_COARSE_HIGH
,
1045 ah
->coarse_high
[level
]);
1046 REG_RMW_FIELD(ah
, AR_PHY_FIND_SIG
,
1047 AR_PHY_FIND_SIG_FIRPWR
,
1050 if (level
> aniState
->noiseImmunityLevel
)
1051 ah
->stats
.ast_ani_niup
++;
1052 else if (level
< aniState
->noiseImmunityLevel
)
1053 ah
->stats
.ast_ani_nidown
++;
1054 aniState
->noiseImmunityLevel
= level
;
1057 case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION
:{
1058 static const int m1ThreshLow
[] = { 127, 50 };
1059 static const int m2ThreshLow
[] = { 127, 40 };
1060 static const int m1Thresh
[] = { 127, 0x4d };
1061 static const int m2Thresh
[] = { 127, 0x40 };
1062 static const int m2CountThr
[] = { 31, 16 };
1063 static const int m2CountThrLow
[] = { 63, 48 };
1064 u32 on
= param
? 1 : 0;
1066 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_LOW
,
1067 AR_PHY_SFCORR_LOW_M1_THRESH_LOW
,
1069 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_LOW
,
1070 AR_PHY_SFCORR_LOW_M2_THRESH_LOW
,
1072 REG_RMW_FIELD(ah
, AR_PHY_SFCORR
,
1073 AR_PHY_SFCORR_M1_THRESH
,
1075 REG_RMW_FIELD(ah
, AR_PHY_SFCORR
,
1076 AR_PHY_SFCORR_M2_THRESH
,
1078 REG_RMW_FIELD(ah
, AR_PHY_SFCORR
,
1079 AR_PHY_SFCORR_M2COUNT_THR
,
1081 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_LOW
,
1082 AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW
,
1085 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_EXT
,
1086 AR_PHY_SFCORR_EXT_M1_THRESH_LOW
,
1088 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_EXT
,
1089 AR_PHY_SFCORR_EXT_M2_THRESH_LOW
,
1091 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_EXT
,
1092 AR_PHY_SFCORR_EXT_M1_THRESH
,
1094 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_EXT
,
1095 AR_PHY_SFCORR_EXT_M2_THRESH
,
1099 REG_SET_BIT(ah
, AR_PHY_SFCORR_LOW
,
1100 AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW
);
1102 REG_CLR_BIT(ah
, AR_PHY_SFCORR_LOW
,
1103 AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW
);
1105 if (!on
!= aniState
->ofdmWeakSigDetectOff
) {
1107 ah
->stats
.ast_ani_ofdmon
++;
1109 ah
->stats
.ast_ani_ofdmoff
++;
1110 aniState
->ofdmWeakSigDetectOff
= !on
;
1114 case ATH9K_ANI_CCK_WEAK_SIGNAL_THR
:{
1115 static const int weakSigThrCck
[] = { 8, 6 };
1116 u32 high
= param
? 1 : 0;
1118 REG_RMW_FIELD(ah
, AR_PHY_CCK_DETECT
,
1119 AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK
,
1120 weakSigThrCck
[high
]);
1121 if (high
!= aniState
->cckWeakSigThreshold
) {
1123 ah
->stats
.ast_ani_cckhigh
++;
1125 ah
->stats
.ast_ani_ccklow
++;
1126 aniState
->cckWeakSigThreshold
= high
;
1130 case ATH9K_ANI_FIRSTEP_LEVEL
:{
1131 static const int firstep
[] = { 0, 4, 8 };
1134 if (level
>= ARRAY_SIZE(firstep
)) {
1135 ath_dbg(common
, ANI
, "level out of range (%u > %zu)\n",
1136 level
, ARRAY_SIZE(firstep
));
1139 REG_RMW_FIELD(ah
, AR_PHY_FIND_SIG
,
1140 AR_PHY_FIND_SIG_FIRSTEP
,
1142 if (level
> aniState
->firstepLevel
)
1143 ah
->stats
.ast_ani_stepup
++;
1144 else if (level
< aniState
->firstepLevel
)
1145 ah
->stats
.ast_ani_stepdown
++;
1146 aniState
->firstepLevel
= level
;
1149 case ATH9K_ANI_SPUR_IMMUNITY_LEVEL
:{
1150 static const int cycpwrThr1
[] = { 2, 4, 6, 8, 10, 12, 14, 16 };
1153 if (level
>= ARRAY_SIZE(cycpwrThr1
)) {
1154 ath_dbg(common
, ANI
, "level out of range (%u > %zu)\n",
1155 level
, ARRAY_SIZE(cycpwrThr1
));
1158 REG_RMW_FIELD(ah
, AR_PHY_TIMING5
,
1159 AR_PHY_TIMING5_CYCPWR_THR1
,
1161 if (level
> aniState
->spurImmunityLevel
)
1162 ah
->stats
.ast_ani_spurup
++;
1163 else if (level
< aniState
->spurImmunityLevel
)
1164 ah
->stats
.ast_ani_spurdown
++;
1165 aniState
->spurImmunityLevel
= level
;
1168 case ATH9K_ANI_PRESENT
:
1171 ath_dbg(common
, ANI
, "invalid cmd %u\n", cmd
);
1175 ath_dbg(common
, ANI
, "ANI parameters:\n");
1176 ath_dbg(common
, ANI
,
1177 "noiseImmunityLevel=%d, spurImmunityLevel=%d, ofdmWeakSigDetectOff=%d\n",
1178 aniState
->noiseImmunityLevel
,
1179 aniState
->spurImmunityLevel
,
1180 !aniState
->ofdmWeakSigDetectOff
);
1181 ath_dbg(common
, ANI
,
1182 "cckWeakSigThreshold=%d, firstepLevel=%d, listenTime=%d\n",
1183 aniState
->cckWeakSigThreshold
,
1184 aniState
->firstepLevel
,
1185 aniState
->listenTime
);
1186 ath_dbg(common
, ANI
, "ofdmPhyErrCount=%d, cckPhyErrCount=%d\n\n",
1187 aniState
->ofdmPhyErrCount
,
1188 aniState
->cckPhyErrCount
);
1193 static bool ar5008_hw_ani_control_new(struct ath_hw
*ah
,
1194 enum ath9k_ani_cmd cmd
,
1197 struct ath_common
*common
= ath9k_hw_common(ah
);
1198 struct ath9k_channel
*chan
= ah
->curchan
;
1199 struct ar5416AniState
*aniState
= &chan
->ani
;
1202 switch (cmd
& ah
->ani_function
) {
1203 case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION
:{
1205 * on == 1 means ofdm weak signal detection is ON
1206 * on == 1 is the default, for less noise immunity
1208 * on == 0 means ofdm weak signal detection is OFF
1209 * on == 0 means more noise imm
1211 u32 on
= param
? 1 : 0;
1213 * make register setting for default
1214 * (weak sig detect ON) come from INI file
1216 int m1ThreshLow
= on
?
1217 aniState
->iniDef
.m1ThreshLow
: m1ThreshLow_off
;
1218 int m2ThreshLow
= on
?
1219 aniState
->iniDef
.m2ThreshLow
: m2ThreshLow_off
;
1221 aniState
->iniDef
.m1Thresh
: m1Thresh_off
;
1223 aniState
->iniDef
.m2Thresh
: m2Thresh_off
;
1224 int m2CountThr
= on
?
1225 aniState
->iniDef
.m2CountThr
: m2CountThr_off
;
1226 int m2CountThrLow
= on
?
1227 aniState
->iniDef
.m2CountThrLow
: m2CountThrLow_off
;
1228 int m1ThreshLowExt
= on
?
1229 aniState
->iniDef
.m1ThreshLowExt
: m1ThreshLowExt_off
;
1230 int m2ThreshLowExt
= on
?
1231 aniState
->iniDef
.m2ThreshLowExt
: m2ThreshLowExt_off
;
1232 int m1ThreshExt
= on
?
1233 aniState
->iniDef
.m1ThreshExt
: m1ThreshExt_off
;
1234 int m2ThreshExt
= on
?
1235 aniState
->iniDef
.m2ThreshExt
: m2ThreshExt_off
;
1237 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_LOW
,
1238 AR_PHY_SFCORR_LOW_M1_THRESH_LOW
,
1240 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_LOW
,
1241 AR_PHY_SFCORR_LOW_M2_THRESH_LOW
,
1243 REG_RMW_FIELD(ah
, AR_PHY_SFCORR
,
1244 AR_PHY_SFCORR_M1_THRESH
, m1Thresh
);
1245 REG_RMW_FIELD(ah
, AR_PHY_SFCORR
,
1246 AR_PHY_SFCORR_M2_THRESH
, m2Thresh
);
1247 REG_RMW_FIELD(ah
, AR_PHY_SFCORR
,
1248 AR_PHY_SFCORR_M2COUNT_THR
, m2CountThr
);
1249 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_LOW
,
1250 AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW
,
1253 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_EXT
,
1254 AR_PHY_SFCORR_EXT_M1_THRESH_LOW
, m1ThreshLowExt
);
1255 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_EXT
,
1256 AR_PHY_SFCORR_EXT_M2_THRESH_LOW
, m2ThreshLowExt
);
1257 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_EXT
,
1258 AR_PHY_SFCORR_EXT_M1_THRESH
, m1ThreshExt
);
1259 REG_RMW_FIELD(ah
, AR_PHY_SFCORR_EXT
,
1260 AR_PHY_SFCORR_EXT_M2_THRESH
, m2ThreshExt
);
1263 REG_SET_BIT(ah
, AR_PHY_SFCORR_LOW
,
1264 AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW
);
1266 REG_CLR_BIT(ah
, AR_PHY_SFCORR_LOW
,
1267 AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW
);
1269 if (!on
!= aniState
->ofdmWeakSigDetectOff
) {
1270 ath_dbg(common
, ANI
,
1271 "** ch %d: ofdm weak signal: %s=>%s\n",
1273 !aniState
->ofdmWeakSigDetectOff
?
1277 ah
->stats
.ast_ani_ofdmon
++;
1279 ah
->stats
.ast_ani_ofdmoff
++;
1280 aniState
->ofdmWeakSigDetectOff
= !on
;
1284 case ATH9K_ANI_FIRSTEP_LEVEL
:{
1287 if (level
>= ARRAY_SIZE(firstep_table
)) {
1288 ath_dbg(common
, ANI
,
1289 "ATH9K_ANI_FIRSTEP_LEVEL: level out of range (%u > %zu)\n",
1290 level
, ARRAY_SIZE(firstep_table
));
1295 * make register setting relative to default
1296 * from INI file & cap value
1298 value
= firstep_table
[level
] -
1299 firstep_table
[ATH9K_ANI_FIRSTEP_LVL_NEW
] +
1300 aniState
->iniDef
.firstep
;
1301 if (value
< ATH9K_SIG_FIRSTEP_SETTING_MIN
)
1302 value
= ATH9K_SIG_FIRSTEP_SETTING_MIN
;
1303 if (value
> ATH9K_SIG_FIRSTEP_SETTING_MAX
)
1304 value
= ATH9K_SIG_FIRSTEP_SETTING_MAX
;
1305 REG_RMW_FIELD(ah
, AR_PHY_FIND_SIG
,
1306 AR_PHY_FIND_SIG_FIRSTEP
,
1309 * we need to set first step low register too
1310 * make register setting relative to default
1311 * from INI file & cap value
1313 value2
= firstep_table
[level
] -
1314 firstep_table
[ATH9K_ANI_FIRSTEP_LVL_NEW
] +
1315 aniState
->iniDef
.firstepLow
;
1316 if (value2
< ATH9K_SIG_FIRSTEP_SETTING_MIN
)
1317 value2
= ATH9K_SIG_FIRSTEP_SETTING_MIN
;
1318 if (value2
> ATH9K_SIG_FIRSTEP_SETTING_MAX
)
1319 value2
= ATH9K_SIG_FIRSTEP_SETTING_MAX
;
1321 REG_RMW_FIELD(ah
, AR_PHY_FIND_SIG_LOW
,
1322 AR_PHY_FIND_SIG_FIRSTEP_LOW
, value2
);
1324 if (level
!= aniState
->firstepLevel
) {
1325 ath_dbg(common
, ANI
,
1326 "** ch %d: level %d=>%d[def:%d] firstep[level]=%d ini=%d\n",
1328 aniState
->firstepLevel
,
1330 ATH9K_ANI_FIRSTEP_LVL_NEW
,
1332 aniState
->iniDef
.firstep
);
1333 ath_dbg(common
, ANI
,
1334 "** ch %d: level %d=>%d[def:%d] firstep_low[level]=%d ini=%d\n",
1336 aniState
->firstepLevel
,
1338 ATH9K_ANI_FIRSTEP_LVL_NEW
,
1340 aniState
->iniDef
.firstepLow
);
1341 if (level
> aniState
->firstepLevel
)
1342 ah
->stats
.ast_ani_stepup
++;
1343 else if (level
< aniState
->firstepLevel
)
1344 ah
->stats
.ast_ani_stepdown
++;
1345 aniState
->firstepLevel
= level
;
1349 case ATH9K_ANI_SPUR_IMMUNITY_LEVEL
:{
1352 if (level
>= ARRAY_SIZE(cycpwrThr1_table
)) {
1353 ath_dbg(common
, ANI
,
1354 "ATH9K_ANI_SPUR_IMMUNITY_LEVEL: level out of range (%u > %zu)\n",
1355 level
, ARRAY_SIZE(cycpwrThr1_table
));
1359 * make register setting relative to default
1360 * from INI file & cap value
1362 value
= cycpwrThr1_table
[level
] -
1363 cycpwrThr1_table
[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW
] +
1364 aniState
->iniDef
.cycpwrThr1
;
1365 if (value
< ATH9K_SIG_SPUR_IMM_SETTING_MIN
)
1366 value
= ATH9K_SIG_SPUR_IMM_SETTING_MIN
;
1367 if (value
> ATH9K_SIG_SPUR_IMM_SETTING_MAX
)
1368 value
= ATH9K_SIG_SPUR_IMM_SETTING_MAX
;
1369 REG_RMW_FIELD(ah
, AR_PHY_TIMING5
,
1370 AR_PHY_TIMING5_CYCPWR_THR1
,
1374 * set AR_PHY_EXT_CCA for extension channel
1375 * make register setting relative to default
1376 * from INI file & cap value
1378 value2
= cycpwrThr1_table
[level
] -
1379 cycpwrThr1_table
[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW
] +
1380 aniState
->iniDef
.cycpwrThr1Ext
;
1381 if (value2
< ATH9K_SIG_SPUR_IMM_SETTING_MIN
)
1382 value2
= ATH9K_SIG_SPUR_IMM_SETTING_MIN
;
1383 if (value2
> ATH9K_SIG_SPUR_IMM_SETTING_MAX
)
1384 value2
= ATH9K_SIG_SPUR_IMM_SETTING_MAX
;
1385 REG_RMW_FIELD(ah
, AR_PHY_EXT_CCA
,
1386 AR_PHY_EXT_TIMING5_CYCPWR_THR1
, value2
);
1388 if (level
!= aniState
->spurImmunityLevel
) {
1389 ath_dbg(common
, ANI
,
1390 "** ch %d: level %d=>%d[def:%d] cycpwrThr1[level]=%d ini=%d\n",
1392 aniState
->spurImmunityLevel
,
1394 ATH9K_ANI_SPUR_IMMUNE_LVL_NEW
,
1396 aniState
->iniDef
.cycpwrThr1
);
1397 ath_dbg(common
, ANI
,
1398 "** ch %d: level %d=>%d[def:%d] cycpwrThr1Ext[level]=%d ini=%d\n",
1400 aniState
->spurImmunityLevel
,
1402 ATH9K_ANI_SPUR_IMMUNE_LVL_NEW
,
1404 aniState
->iniDef
.cycpwrThr1Ext
);
1405 if (level
> aniState
->spurImmunityLevel
)
1406 ah
->stats
.ast_ani_spurup
++;
1407 else if (level
< aniState
->spurImmunityLevel
)
1408 ah
->stats
.ast_ani_spurdown
++;
1409 aniState
->spurImmunityLevel
= level
;
1413 case ATH9K_ANI_MRC_CCK
:
1415 * You should not see this as AR5008, AR9001, AR9002
1416 * does not have hardware support for MRC CCK.
1420 case ATH9K_ANI_PRESENT
:
1423 ath_dbg(common
, ANI
, "invalid cmd %u\n", cmd
);
1427 ath_dbg(common
, ANI
,
1428 "ANI parameters: SI=%d, ofdmWS=%s FS=%d MRCcck=%s listenTime=%d ofdmErrs=%d cckErrs=%d\n",
1429 aniState
->spurImmunityLevel
,
1430 !aniState
->ofdmWeakSigDetectOff
? "on" : "off",
1431 aniState
->firstepLevel
,
1432 !aniState
->mrcCCKOff
? "on" : "off",
1433 aniState
->listenTime
,
1434 aniState
->ofdmPhyErrCount
,
1435 aniState
->cckPhyErrCount
);
1439 static void ar5008_hw_do_getnf(struct ath_hw
*ah
,
1440 int16_t nfarray
[NUM_NF_READINGS
])
1444 nf
= MS(REG_READ(ah
, AR_PHY_CCA
), AR_PHY_MINCCA_PWR
);
1445 nfarray
[0] = sign_extend32(nf
, 8);
1447 nf
= MS(REG_READ(ah
, AR_PHY_CH1_CCA
), AR_PHY_CH1_MINCCA_PWR
);
1448 nfarray
[1] = sign_extend32(nf
, 8);
1450 nf
= MS(REG_READ(ah
, AR_PHY_CH2_CCA
), AR_PHY_CH2_MINCCA_PWR
);
1451 nfarray
[2] = sign_extend32(nf
, 8);
1453 if (!IS_CHAN_HT40(ah
->curchan
))
1456 nf
= MS(REG_READ(ah
, AR_PHY_EXT_CCA
), AR_PHY_EXT_MINCCA_PWR
);
1457 nfarray
[3] = sign_extend32(nf
, 8);
1459 nf
= MS(REG_READ(ah
, AR_PHY_CH1_EXT_CCA
), AR_PHY_CH1_EXT_MINCCA_PWR
);
1460 nfarray
[4] = sign_extend32(nf
, 8);
1462 nf
= MS(REG_READ(ah
, AR_PHY_CH2_EXT_CCA
), AR_PHY_CH2_EXT_MINCCA_PWR
);
1463 nfarray
[5] = sign_extend32(nf
, 8);
1467 * Initialize the ANI register values with default (ini) values.
1468 * This routine is called during a (full) hardware reset after
1469 * all the registers are initialised from the INI.
1471 static void ar5008_hw_ani_cache_ini_regs(struct ath_hw
*ah
)
1473 struct ath_common
*common
= ath9k_hw_common(ah
);
1474 struct ath9k_channel
*chan
= ah
->curchan
;
1475 struct ar5416AniState
*aniState
= &chan
->ani
;
1476 struct ath9k_ani_default
*iniDef
;
1479 iniDef
= &aniState
->iniDef
;
1481 ath_dbg(common
, ANI
, "ver %d.%d opmode %u chan %d Mhz/0x%x\n",
1482 ah
->hw_version
.macVersion
,
1483 ah
->hw_version
.macRev
,
1486 chan
->channelFlags
);
1488 val
= REG_READ(ah
, AR_PHY_SFCORR
);
1489 iniDef
->m1Thresh
= MS(val
, AR_PHY_SFCORR_M1_THRESH
);
1490 iniDef
->m2Thresh
= MS(val
, AR_PHY_SFCORR_M2_THRESH
);
1491 iniDef
->m2CountThr
= MS(val
, AR_PHY_SFCORR_M2COUNT_THR
);
1493 val
= REG_READ(ah
, AR_PHY_SFCORR_LOW
);
1494 iniDef
->m1ThreshLow
= MS(val
, AR_PHY_SFCORR_LOW_M1_THRESH_LOW
);
1495 iniDef
->m2ThreshLow
= MS(val
, AR_PHY_SFCORR_LOW_M2_THRESH_LOW
);
1496 iniDef
->m2CountThrLow
= MS(val
, AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW
);
1498 val
= REG_READ(ah
, AR_PHY_SFCORR_EXT
);
1499 iniDef
->m1ThreshExt
= MS(val
, AR_PHY_SFCORR_EXT_M1_THRESH
);
1500 iniDef
->m2ThreshExt
= MS(val
, AR_PHY_SFCORR_EXT_M2_THRESH
);
1501 iniDef
->m1ThreshLowExt
= MS(val
, AR_PHY_SFCORR_EXT_M1_THRESH_LOW
);
1502 iniDef
->m2ThreshLowExt
= MS(val
, AR_PHY_SFCORR_EXT_M2_THRESH_LOW
);
1503 iniDef
->firstep
= REG_READ_FIELD(ah
,
1505 AR_PHY_FIND_SIG_FIRSTEP
);
1506 iniDef
->firstepLow
= REG_READ_FIELD(ah
,
1507 AR_PHY_FIND_SIG_LOW
,
1508 AR_PHY_FIND_SIG_FIRSTEP_LOW
);
1509 iniDef
->cycpwrThr1
= REG_READ_FIELD(ah
,
1511 AR_PHY_TIMING5_CYCPWR_THR1
);
1512 iniDef
->cycpwrThr1Ext
= REG_READ_FIELD(ah
,
1514 AR_PHY_EXT_TIMING5_CYCPWR_THR1
);
1516 /* these levels just got reset to defaults by the INI */
1517 aniState
->spurImmunityLevel
= ATH9K_ANI_SPUR_IMMUNE_LVL_NEW
;
1518 aniState
->firstepLevel
= ATH9K_ANI_FIRSTEP_LVL_NEW
;
1519 aniState
->ofdmWeakSigDetectOff
= !ATH9K_ANI_USE_OFDM_WEAK_SIG
;
1520 aniState
->mrcCCKOff
= true; /* not available on pre AR9003 */
1523 static void ar5008_hw_set_nf_limits(struct ath_hw
*ah
)
1525 ah
->nf_2g
.max
= AR_PHY_CCA_MAX_GOOD_VAL_5416_2GHZ
;
1526 ah
->nf_2g
.min
= AR_PHY_CCA_MIN_GOOD_VAL_5416_2GHZ
;
1527 ah
->nf_2g
.nominal
= AR_PHY_CCA_NOM_VAL_5416_2GHZ
;
1528 ah
->nf_5g
.max
= AR_PHY_CCA_MAX_GOOD_VAL_5416_5GHZ
;
1529 ah
->nf_5g
.min
= AR_PHY_CCA_MIN_GOOD_VAL_5416_5GHZ
;
1530 ah
->nf_5g
.nominal
= AR_PHY_CCA_NOM_VAL_5416_5GHZ
;
1533 static void ar5008_hw_set_radar_params(struct ath_hw
*ah
,
1534 struct ath_hw_radar_conf
*conf
)
1536 u32 radar_0
= 0, radar_1
= 0;
1539 REG_CLR_BIT(ah
, AR_PHY_RADAR_0
, AR_PHY_RADAR_0_ENA
);
1543 radar_0
|= AR_PHY_RADAR_0_ENA
| AR_PHY_RADAR_0_FFT_ENA
;
1544 radar_0
|= SM(conf
->fir_power
, AR_PHY_RADAR_0_FIRPWR
);
1545 radar_0
|= SM(conf
->radar_rssi
, AR_PHY_RADAR_0_RRSSI
);
1546 radar_0
|= SM(conf
->pulse_height
, AR_PHY_RADAR_0_HEIGHT
);
1547 radar_0
|= SM(conf
->pulse_rssi
, AR_PHY_RADAR_0_PRSSI
);
1548 radar_0
|= SM(conf
->pulse_inband
, AR_PHY_RADAR_0_INBAND
);
1550 radar_1
|= AR_PHY_RADAR_1_MAX_RRSSI
;
1551 radar_1
|= AR_PHY_RADAR_1_BLOCK_CHECK
;
1552 radar_1
|= SM(conf
->pulse_maxlen
, AR_PHY_RADAR_1_MAXLEN
);
1553 radar_1
|= SM(conf
->pulse_inband_step
, AR_PHY_RADAR_1_RELSTEP_THRESH
);
1554 radar_1
|= SM(conf
->radar_inband
, AR_PHY_RADAR_1_RELPWR_THRESH
);
1556 REG_WRITE(ah
, AR_PHY_RADAR_0
, radar_0
);
1557 REG_WRITE(ah
, AR_PHY_RADAR_1
, radar_1
);
1558 if (conf
->ext_channel
)
1559 REG_SET_BIT(ah
, AR_PHY_RADAR_EXT
, AR_PHY_RADAR_EXT_ENA
);
1561 REG_CLR_BIT(ah
, AR_PHY_RADAR_EXT
, AR_PHY_RADAR_EXT_ENA
);
1564 static void ar5008_hw_set_radar_conf(struct ath_hw
*ah
)
1566 struct ath_hw_radar_conf
*conf
= &ah
->radar_conf
;
1568 conf
->fir_power
= -33;
1569 conf
->radar_rssi
= 20;
1570 conf
->pulse_height
= 10;
1571 conf
->pulse_rssi
= 24;
1572 conf
->pulse_inband
= 15;
1573 conf
->pulse_maxlen
= 255;
1574 conf
->pulse_inband_step
= 12;
1575 conf
->radar_inband
= 8;
1578 void ar5008_hw_attach_phy_ops(struct ath_hw
*ah
)
1580 struct ath_hw_private_ops
*priv_ops
= ath9k_hw_private_ops(ah
);
1581 static const u32 ar5416_cca_regs
[6] = {
1590 priv_ops
->rf_set_freq
= ar5008_hw_set_channel
;
1591 priv_ops
->spur_mitigate_freq
= ar5008_hw_spur_mitigate
;
1593 priv_ops
->rf_alloc_ext_banks
= ar5008_hw_rf_alloc_ext_banks
;
1594 priv_ops
->rf_free_ext_banks
= ar5008_hw_rf_free_ext_banks
;
1595 priv_ops
->set_rf_regs
= ar5008_hw_set_rf_regs
;
1596 priv_ops
->set_channel_regs
= ar5008_hw_set_channel_regs
;
1597 priv_ops
->init_bb
= ar5008_hw_init_bb
;
1598 priv_ops
->process_ini
= ar5008_hw_process_ini
;
1599 priv_ops
->set_rfmode
= ar5008_hw_set_rfmode
;
1600 priv_ops
->mark_phy_inactive
= ar5008_hw_mark_phy_inactive
;
1601 priv_ops
->set_delta_slope
= ar5008_hw_set_delta_slope
;
1602 priv_ops
->rfbus_req
= ar5008_hw_rfbus_req
;
1603 priv_ops
->rfbus_done
= ar5008_hw_rfbus_done
;
1604 priv_ops
->restore_chainmask
= ar5008_restore_chainmask
;
1605 priv_ops
->do_getnf
= ar5008_hw_do_getnf
;
1606 priv_ops
->set_radar_params
= ar5008_hw_set_radar_params
;
1608 if (modparam_force_new_ani
) {
1609 priv_ops
->ani_control
= ar5008_hw_ani_control_new
;
1610 priv_ops
->ani_cache_ini_regs
= ar5008_hw_ani_cache_ini_regs
;
1612 priv_ops
->ani_control
= ar5008_hw_ani_control_old
;
1614 if (AR_SREV_9100(ah
) || AR_SREV_9160_10_OR_LATER(ah
))
1615 priv_ops
->compute_pll_control
= ar9160_hw_compute_pll_control
;
1617 priv_ops
->compute_pll_control
= ar5008_hw_compute_pll_control
;
1619 ar5008_hw_set_nf_limits(ah
);
1620 ar5008_hw_set_radar_conf(ah
);
1621 memcpy(ah
->nf_regs
, ar5416_cca_regs
, sizeof(ah
->nf_regs
));