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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#include <asm/unaligned.h>
18#include "hw.h"
19#include "ar9002_phy.h"
20
21#define SIZE_EEPROM_AR9287 (sizeof(struct ar9287_eeprom) / sizeof(u16))
22
23static int ath9k_hw_ar9287_get_eeprom_ver(struct ath_hw *ah)
24{
25 u16 version = le16_to_cpu(ah->eeprom.map9287.baseEepHeader.version);
26
27 return (version & AR5416_EEP_VER_MAJOR_MASK) >>
28 AR5416_EEP_VER_MAJOR_SHIFT;
29}
30
31static int ath9k_hw_ar9287_get_eeprom_rev(struct ath_hw *ah)
32{
33 u16 version = le16_to_cpu(ah->eeprom.map9287.baseEepHeader.version);
34
35 return version & AR5416_EEP_VER_MINOR_MASK;
36}
37
38static bool __ath9k_hw_ar9287_fill_eeprom(struct ath_hw *ah)
39{
40 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
41 u16 *eep_data;
42 int addr, eep_start_loc = AR9287_EEP_START_LOC;
43 eep_data = (u16 *)eep;
44
45 for (addr = 0; addr < SIZE_EEPROM_AR9287; addr++) {
46 if (!ath9k_hw_nvram_read(ah, addr + eep_start_loc, eep_data))
47 return false;
48 eep_data++;
49 }
50
51 return true;
52}
53
54static bool __ath9k_hw_usb_ar9287_fill_eeprom(struct ath_hw *ah)
55{
56 u16 *eep_data = (u16 *)&ah->eeprom.map9287;
57
58 ath9k_hw_usb_gen_fill_eeprom(ah, eep_data,
59 AR9287_HTC_EEP_START_LOC,
60 SIZE_EEPROM_AR9287);
61 return true;
62}
63
64static bool ath9k_hw_ar9287_fill_eeprom(struct ath_hw *ah)
65{
66 struct ath_common *common = ath9k_hw_common(ah);
67
68 if (!ath9k_hw_use_flash(ah)) {
69 ath_dbg(common, EEPROM, "Reading from EEPROM, not flash\n");
70 }
71
72 if (common->bus_ops->ath_bus_type == ATH_USB)
73 return __ath9k_hw_usb_ar9287_fill_eeprom(ah);
74 else
75 return __ath9k_hw_ar9287_fill_eeprom(ah);
76}
77
78#ifdef CONFIG_ATH9K_COMMON_DEBUG
79static u32 ar9287_dump_modal_eeprom(char *buf, u32 len, u32 size,
80 struct modal_eep_ar9287_header *modal_hdr)
81{
82 PR_EEP("Chain0 Ant. Control", le16_to_cpu(modal_hdr->antCtrlChain[0]));
83 PR_EEP("Chain1 Ant. Control", le16_to_cpu(modal_hdr->antCtrlChain[1]));
84 PR_EEP("Ant. Common Control", le32_to_cpu(modal_hdr->antCtrlCommon));
85 PR_EEP("Chain0 Ant. Gain", modal_hdr->antennaGainCh[0]);
86 PR_EEP("Chain1 Ant. Gain", modal_hdr->antennaGainCh[1]);
87 PR_EEP("Switch Settle", modal_hdr->switchSettling);
88 PR_EEP("Chain0 TxRxAtten", modal_hdr->txRxAttenCh[0]);
89 PR_EEP("Chain1 TxRxAtten", modal_hdr->txRxAttenCh[1]);
90 PR_EEP("Chain0 RxTxMargin", modal_hdr->rxTxMarginCh[0]);
91 PR_EEP("Chain1 RxTxMargin", modal_hdr->rxTxMarginCh[1]);
92 PR_EEP("ADC Desired size", modal_hdr->adcDesiredSize);
93 PR_EEP("txEndToXpaOff", modal_hdr->txEndToXpaOff);
94 PR_EEP("txEndToRxOn", modal_hdr->txEndToRxOn);
95 PR_EEP("txFrameToXpaOn", modal_hdr->txFrameToXpaOn);
96 PR_EEP("CCA Threshold)", modal_hdr->thresh62);
97 PR_EEP("Chain0 NF Threshold", modal_hdr->noiseFloorThreshCh[0]);
98 PR_EEP("Chain1 NF Threshold", modal_hdr->noiseFloorThreshCh[1]);
99 PR_EEP("xpdGain", modal_hdr->xpdGain);
100 PR_EEP("External PD", modal_hdr->xpd);
101 PR_EEP("Chain0 I Coefficient", modal_hdr->iqCalICh[0]);
102 PR_EEP("Chain1 I Coefficient", modal_hdr->iqCalICh[1]);
103 PR_EEP("Chain0 Q Coefficient", modal_hdr->iqCalQCh[0]);
104 PR_EEP("Chain1 Q Coefficient", modal_hdr->iqCalQCh[1]);
105 PR_EEP("pdGainOverlap", modal_hdr->pdGainOverlap);
106 PR_EEP("xPA Bias Level", modal_hdr->xpaBiasLvl);
107 PR_EEP("txFrameToDataStart", modal_hdr->txFrameToDataStart);
108 PR_EEP("txFrameToPaOn", modal_hdr->txFrameToPaOn);
109 PR_EEP("HT40 Power Inc.", modal_hdr->ht40PowerIncForPdadc);
110 PR_EEP("Chain0 bswAtten", modal_hdr->bswAtten[0]);
111 PR_EEP("Chain1 bswAtten", modal_hdr->bswAtten[1]);
112 PR_EEP("Chain0 bswMargin", modal_hdr->bswMargin[0]);
113 PR_EEP("Chain1 bswMargin", modal_hdr->bswMargin[1]);
114 PR_EEP("HT40 Switch Settle", modal_hdr->swSettleHt40);
115 PR_EEP("AR92x7 Version", modal_hdr->version);
116 PR_EEP("DriverBias1", modal_hdr->db1);
117 PR_EEP("DriverBias2", modal_hdr->db1);
118 PR_EEP("CCK OutputBias", modal_hdr->ob_cck);
119 PR_EEP("PSK OutputBias", modal_hdr->ob_psk);
120 PR_EEP("QAM OutputBias", modal_hdr->ob_qam);
121 PR_EEP("PAL_OFF OutputBias", modal_hdr->ob_pal_off);
122
123 return len;
124}
125
126static u32 ath9k_hw_ar9287_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
127 u8 *buf, u32 len, u32 size)
128{
129 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
130 struct base_eep_ar9287_header *pBase = &eep->baseEepHeader;
131 u32 binBuildNumber = le32_to_cpu(pBase->binBuildNumber);
132
133 if (!dump_base_hdr) {
134 len += scnprintf(buf + len, size - len,
135 "%20s :\n", "2GHz modal Header");
136 len = ar9287_dump_modal_eeprom(buf, len, size,
137 &eep->modalHeader);
138 goto out;
139 }
140
141 PR_EEP("Major Version", ath9k_hw_ar9287_get_eeprom_ver(ah));
142 PR_EEP("Minor Version", ath9k_hw_ar9287_get_eeprom_rev(ah));
143 PR_EEP("Checksum", le16_to_cpu(pBase->checksum));
144 PR_EEP("Length", le16_to_cpu(pBase->length));
145 PR_EEP("RegDomain1", le16_to_cpu(pBase->regDmn[0]));
146 PR_EEP("RegDomain2", le16_to_cpu(pBase->regDmn[1]));
147 PR_EEP("TX Mask", pBase->txMask);
148 PR_EEP("RX Mask", pBase->rxMask);
149 PR_EEP("Allow 5GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11A));
150 PR_EEP("Allow 2GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11G));
151 PR_EEP("Disable 2GHz HT20", !!(pBase->opCapFlags &
152 AR5416_OPFLAGS_N_2G_HT20));
153 PR_EEP("Disable 2GHz HT40", !!(pBase->opCapFlags &
154 AR5416_OPFLAGS_N_2G_HT40));
155 PR_EEP("Disable 5Ghz HT20", !!(pBase->opCapFlags &
156 AR5416_OPFLAGS_N_5G_HT20));
157 PR_EEP("Disable 5Ghz HT40", !!(pBase->opCapFlags &
158 AR5416_OPFLAGS_N_5G_HT40));
159 PR_EEP("Big Endian", !!(pBase->eepMisc & AR5416_EEPMISC_BIG_ENDIAN));
160 PR_EEP("Cal Bin Major Ver", (binBuildNumber >> 24) & 0xFF);
161 PR_EEP("Cal Bin Minor Ver", (binBuildNumber >> 16) & 0xFF);
162 PR_EEP("Cal Bin Build", (binBuildNumber >> 8) & 0xFF);
163 PR_EEP("Power Table Offset", pBase->pwrTableOffset);
164 PR_EEP("OpenLoop Power Ctrl", pBase->openLoopPwrCntl);
165
166 len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress",
167 pBase->macAddr);
168
169out:
170 if (len > size)
171 len = size;
172
173 return len;
174}
175#else
176static u32 ath9k_hw_ar9287_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
177 u8 *buf, u32 len, u32 size)
178{
179 return 0;
180}
181#endif
182
183
184static int ath9k_hw_ar9287_check_eeprom(struct ath_hw *ah)
185{
186 u32 el;
187 int i, err;
188 bool need_swap;
189 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
190
191 err = ath9k_hw_nvram_swap_data(ah, &need_swap, SIZE_EEPROM_AR9287);
192 if (err)
193 return err;
194
195 if (need_swap)
196 el = swab16((__force u16)eep->baseEepHeader.length);
197 else
198 el = le16_to_cpu(eep->baseEepHeader.length);
199
200 el = min(el / sizeof(u16), SIZE_EEPROM_AR9287);
201 if (!ath9k_hw_nvram_validate_checksum(ah, el))
202 return -EINVAL;
203
204 if (need_swap) {
205 EEPROM_FIELD_SWAB16(eep->baseEepHeader.length);
206 EEPROM_FIELD_SWAB16(eep->baseEepHeader.checksum);
207 EEPROM_FIELD_SWAB16(eep->baseEepHeader.version);
208 EEPROM_FIELD_SWAB16(eep->baseEepHeader.regDmn[0]);
209 EEPROM_FIELD_SWAB16(eep->baseEepHeader.regDmn[1]);
210 EEPROM_FIELD_SWAB16(eep->baseEepHeader.rfSilent);
211 EEPROM_FIELD_SWAB16(eep->baseEepHeader.blueToothOptions);
212 EEPROM_FIELD_SWAB16(eep->baseEepHeader.deviceCap);
213 EEPROM_FIELD_SWAB32(eep->modalHeader.antCtrlCommon);
214
215 for (i = 0; i < AR9287_MAX_CHAINS; i++)
216 EEPROM_FIELD_SWAB32(eep->modalHeader.antCtrlChain[i]);
217
218 for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++)
219 EEPROM_FIELD_SWAB16(
220 eep->modalHeader.spurChans[i].spurChan);
221 }
222
223 if (!ath9k_hw_nvram_check_version(ah, AR9287_EEP_VER,
224 AR5416_EEP_NO_BACK_VER))
225 return -EINVAL;
226
227 return 0;
228}
229
230#undef SIZE_EEPROM_AR9287
231
232static u32 ath9k_hw_ar9287_get_eeprom(struct ath_hw *ah,
233 enum eeprom_param param)
234{
235 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
236 struct modal_eep_ar9287_header *pModal = &eep->modalHeader;
237 struct base_eep_ar9287_header *pBase = &eep->baseEepHeader;
238 u16 ver_minor = ath9k_hw_ar9287_get_eeprom_rev(ah);
239
240 switch (param) {
241 case EEP_NFTHRESH_2:
242 return pModal->noiseFloorThreshCh[0];
243 case EEP_MAC_LSW:
244 return get_unaligned_be16(pBase->macAddr);
245 case EEP_MAC_MID:
246 return get_unaligned_be16(pBase->macAddr + 2);
247 case EEP_MAC_MSW:
248 return get_unaligned_be16(pBase->macAddr + 4);
249 case EEP_REG_0:
250 return le16_to_cpu(pBase->regDmn[0]);
251 case EEP_OP_CAP:
252 return le16_to_cpu(pBase->deviceCap);
253 case EEP_OP_MODE:
254 return pBase->opCapFlags;
255 case EEP_RF_SILENT:
256 return le16_to_cpu(pBase->rfSilent);
257 case EEP_TX_MASK:
258 return pBase->txMask;
259 case EEP_RX_MASK:
260 return pBase->rxMask;
261 case EEP_DEV_TYPE:
262 return pBase->deviceType;
263 case EEP_OL_PWRCTRL:
264 return pBase->openLoopPwrCntl;
265 case EEP_TEMPSENSE_SLOPE:
266 if (ver_minor >= AR9287_EEP_MINOR_VER_2)
267 return pBase->tempSensSlope;
268 else
269 return 0;
270 case EEP_TEMPSENSE_SLOPE_PAL_ON:
271 if (ver_minor >= AR9287_EEP_MINOR_VER_3)
272 return pBase->tempSensSlopePalOn;
273 else
274 return 0;
275 case EEP_ANTENNA_GAIN_2G:
276 return max_t(u8, pModal->antennaGainCh[0],
277 pModal->antennaGainCh[1]);
278 default:
279 return 0;
280 }
281}
282
283static void ar9287_eeprom_get_tx_gain_index(struct ath_hw *ah,
284 struct ath9k_channel *chan,
285 struct cal_data_op_loop_ar9287 *pRawDatasetOpLoop,
286 u8 *pCalChans, u16 availPiers, int8_t *pPwr)
287{
288 u16 idxL = 0, idxR = 0, numPiers;
289 bool match;
290 struct chan_centers centers;
291
292 ath9k_hw_get_channel_centers(ah, chan, ¢ers);
293
294 for (numPiers = 0; numPiers < availPiers; numPiers++) {
295 if (pCalChans[numPiers] == AR5416_BCHAN_UNUSED)
296 break;
297 }
298
299 match = ath9k_hw_get_lower_upper_index(
300 (u8)FREQ2FBIN(centers.synth_center, IS_CHAN_2GHZ(chan)),
301 pCalChans, numPiers, &idxL, &idxR);
302
303 if (match) {
304 *pPwr = (int8_t) pRawDatasetOpLoop[idxL].pwrPdg[0][0];
305 } else {
306 *pPwr = ((int8_t) pRawDatasetOpLoop[idxL].pwrPdg[0][0] +
307 (int8_t) pRawDatasetOpLoop[idxR].pwrPdg[0][0])/2;
308 }
309
310}
311
312static void ar9287_eeprom_olpc_set_pdadcs(struct ath_hw *ah,
313 int32_t txPower, u16 chain)
314{
315 u32 tmpVal;
316 u32 a;
317
318 /* Enable OLPC for chain 0 */
319
320 tmpVal = REG_READ(ah, 0xa270);
321 tmpVal = tmpVal & 0xFCFFFFFF;
322 tmpVal = tmpVal | (0x3 << 24);
323 REG_WRITE(ah, 0xa270, tmpVal);
324
325 /* Enable OLPC for chain 1 */
326
327 tmpVal = REG_READ(ah, 0xb270);
328 tmpVal = tmpVal & 0xFCFFFFFF;
329 tmpVal = tmpVal | (0x3 << 24);
330 REG_WRITE(ah, 0xb270, tmpVal);
331
332 /* Write the OLPC ref power for chain 0 */
333
334 if (chain == 0) {
335 tmpVal = REG_READ(ah, 0xa398);
336 tmpVal = tmpVal & 0xff00ffff;
337 a = (txPower)&0xff;
338 tmpVal = tmpVal | (a << 16);
339 REG_WRITE(ah, 0xa398, tmpVal);
340 }
341
342 /* Write the OLPC ref power for chain 1 */
343
344 if (chain == 1) {
345 tmpVal = REG_READ(ah, 0xb398);
346 tmpVal = tmpVal & 0xff00ffff;
347 a = (txPower)&0xff;
348 tmpVal = tmpVal | (a << 16);
349 REG_WRITE(ah, 0xb398, tmpVal);
350 }
351}
352
353static void ath9k_hw_set_ar9287_power_cal_table(struct ath_hw *ah,
354 struct ath9k_channel *chan)
355{
356 struct cal_data_per_freq_ar9287 *pRawDataset;
357 struct cal_data_op_loop_ar9287 *pRawDatasetOpenLoop;
358 u8 *pCalBChans = NULL;
359 u16 pdGainOverlap_t2;
360 u8 pdadcValues[AR5416_NUM_PDADC_VALUES];
361 u16 gainBoundaries[AR5416_PD_GAINS_IN_MASK];
362 u16 numPiers = 0, i, j;
363 u16 numXpdGain, xpdMask;
364 u16 xpdGainValues[AR5416_NUM_PD_GAINS] = {0, 0, 0, 0};
365 u32 reg32, regOffset, regChainOffset, regval;
366 int16_t diff = 0;
367 struct ar9287_eeprom *pEepData = &ah->eeprom.map9287;
368
369 xpdMask = pEepData->modalHeader.xpdGain;
370
371 if (ath9k_hw_ar9287_get_eeprom_rev(ah) >= AR9287_EEP_MINOR_VER_2)
372 pdGainOverlap_t2 = pEepData->modalHeader.pdGainOverlap;
373 else
374 pdGainOverlap_t2 = (u16)(MS(REG_READ(ah, AR_PHY_TPCRG5),
375 AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
376
377 if (IS_CHAN_2GHZ(chan)) {
378 pCalBChans = pEepData->calFreqPier2G;
379 numPiers = AR9287_NUM_2G_CAL_PIERS;
380 if (ath9k_hw_ar9287_get_eeprom(ah, EEP_OL_PWRCTRL)) {
381 pRawDatasetOpenLoop =
382 (struct cal_data_op_loop_ar9287 *)pEepData->calPierData2G[0];
383 ah->initPDADC = pRawDatasetOpenLoop->vpdPdg[0][0];
384 }
385 }
386
387 numXpdGain = 0;
388
389 /* Calculate the value of xpdgains from the xpdGain Mask */
390 for (i = 1; i <= AR5416_PD_GAINS_IN_MASK; i++) {
391 if ((xpdMask >> (AR5416_PD_GAINS_IN_MASK - i)) & 1) {
392 if (numXpdGain >= AR5416_NUM_PD_GAINS)
393 break;
394 xpdGainValues[numXpdGain] =
395 (u16)(AR5416_PD_GAINS_IN_MASK-i);
396 numXpdGain++;
397 }
398 }
399
400 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN,
401 (numXpdGain - 1) & 0x3);
402 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_1,
403 xpdGainValues[0]);
404 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_2,
405 xpdGainValues[1]);
406 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3,
407 xpdGainValues[2]);
408
409 for (i = 0; i < AR9287_MAX_CHAINS; i++) {
410 regChainOffset = i * 0x1000;
411
412 if (pEepData->baseEepHeader.txMask & (1 << i)) {
413 pRawDatasetOpenLoop =
414 (struct cal_data_op_loop_ar9287 *)pEepData->calPierData2G[i];
415
416 if (ath9k_hw_ar9287_get_eeprom(ah, EEP_OL_PWRCTRL)) {
417 int8_t txPower;
418 ar9287_eeprom_get_tx_gain_index(ah, chan,
419 pRawDatasetOpenLoop,
420 pCalBChans, numPiers,
421 &txPower);
422 ar9287_eeprom_olpc_set_pdadcs(ah, txPower, i);
423 } else {
424 pRawDataset =
425 (struct cal_data_per_freq_ar9287 *)
426 pEepData->calPierData2G[i];
427
428 ath9k_hw_get_gain_boundaries_pdadcs(ah, chan,
429 pRawDataset,
430 pCalBChans, numPiers,
431 pdGainOverlap_t2,
432 gainBoundaries,
433 pdadcValues,
434 numXpdGain);
435 }
436
437 ENABLE_REGWRITE_BUFFER(ah);
438
439 if (i == 0) {
440 if (!ath9k_hw_ar9287_get_eeprom(ah,
441 EEP_OL_PWRCTRL)) {
442
443 regval = SM(pdGainOverlap_t2,
444 AR_PHY_TPCRG5_PD_GAIN_OVERLAP)
445 | SM(gainBoundaries[0],
446 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1)
447 | SM(gainBoundaries[1],
448 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2)
449 | SM(gainBoundaries[2],
450 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3)
451 | SM(gainBoundaries[3],
452 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4);
453
454 REG_WRITE(ah,
455 AR_PHY_TPCRG5 + regChainOffset,
456 regval);
457 }
458 }
459
460 if ((int32_t)AR9287_PWR_TABLE_OFFSET_DB !=
461 pEepData->baseEepHeader.pwrTableOffset) {
462 diff = (u16)(pEepData->baseEepHeader.pwrTableOffset -
463 (int32_t)AR9287_PWR_TABLE_OFFSET_DB);
464 diff *= 2;
465
466 for (j = 0; j < ((u16)AR5416_NUM_PDADC_VALUES-diff); j++)
467 pdadcValues[j] = pdadcValues[j+diff];
468
469 for (j = (u16)(AR5416_NUM_PDADC_VALUES-diff);
470 j < AR5416_NUM_PDADC_VALUES; j++)
471 pdadcValues[j] =
472 pdadcValues[AR5416_NUM_PDADC_VALUES-diff];
473 }
474
475 if (!ath9k_hw_ar9287_get_eeprom(ah, EEP_OL_PWRCTRL)) {
476 regOffset = AR_PHY_BASE +
477 (672 << 2) + regChainOffset;
478
479 for (j = 0; j < 32; j++) {
480 reg32 = get_unaligned_le32(&pdadcValues[4 * j]);
481
482 REG_WRITE(ah, regOffset, reg32);
483 regOffset += 4;
484 }
485 }
486 REGWRITE_BUFFER_FLUSH(ah);
487 }
488 }
489}
490
491static void ath9k_hw_set_ar9287_power_per_rate_table(struct ath_hw *ah,
492 struct ath9k_channel *chan,
493 int16_t *ratesArray,
494 u16 cfgCtl,
495 u16 antenna_reduction,
496 u16 powerLimit)
497{
498#define CMP_CTL \
499 (((cfgCtl & ~CTL_MODE_M) | (pCtlMode[ctlMode] & CTL_MODE_M)) == \
500 pEepData->ctlIndex[i])
501
502#define CMP_NO_CTL \
503 (((cfgCtl & ~CTL_MODE_M) | (pCtlMode[ctlMode] & CTL_MODE_M)) == \
504 ((pEepData->ctlIndex[i] & CTL_MODE_M) | SD_NO_CTL))
505
506 u16 twiceMaxEdgePower;
507 int i;
508 struct cal_ctl_data_ar9287 *rep;
509 struct cal_target_power_leg targetPowerOfdm = {0, {0, 0, 0, 0} },
510 targetPowerCck = {0, {0, 0, 0, 0} };
511 struct cal_target_power_leg targetPowerOfdmExt = {0, {0, 0, 0, 0} },
512 targetPowerCckExt = {0, {0, 0, 0, 0} };
513 struct cal_target_power_ht targetPowerHt20,
514 targetPowerHt40 = {0, {0, 0, 0, 0} };
515 u16 scaledPower = 0, minCtlPower;
516 static const u16 ctlModesFor11g[] = {
517 CTL_11B, CTL_11G, CTL_2GHT20,
518 CTL_11B_EXT, CTL_11G_EXT, CTL_2GHT40
519 };
520 u16 numCtlModes = 0;
521 const u16 *pCtlMode = NULL;
522 u16 ctlMode, freq;
523 struct chan_centers centers;
524 int tx_chainmask;
525 u16 twiceMinEdgePower;
526 struct ar9287_eeprom *pEepData = &ah->eeprom.map9287;
527 tx_chainmask = ah->txchainmask;
528
529 ath9k_hw_get_channel_centers(ah, chan, ¢ers);
530 scaledPower = ath9k_hw_get_scaled_power(ah, powerLimit,
531 antenna_reduction);
532
533 /*
534 * Get TX power from EEPROM.
535 */
536 if (IS_CHAN_2GHZ(chan)) {
537 /* CTL_11B, CTL_11G, CTL_2GHT20 */
538 numCtlModes =
539 ARRAY_SIZE(ctlModesFor11g) - SUB_NUM_CTL_MODES_AT_2G_40;
540
541 pCtlMode = ctlModesFor11g;
542
543 ath9k_hw_get_legacy_target_powers(ah, chan,
544 pEepData->calTargetPowerCck,
545 AR9287_NUM_2G_CCK_TARGET_POWERS,
546 &targetPowerCck, 4, false);
547 ath9k_hw_get_legacy_target_powers(ah, chan,
548 pEepData->calTargetPower2G,
549 AR9287_NUM_2G_20_TARGET_POWERS,
550 &targetPowerOfdm, 4, false);
551 ath9k_hw_get_target_powers(ah, chan,
552 pEepData->calTargetPower2GHT20,
553 AR9287_NUM_2G_20_TARGET_POWERS,
554 &targetPowerHt20, 8, false);
555
556 if (IS_CHAN_HT40(chan)) {
557 /* All 2G CTLs */
558 numCtlModes = ARRAY_SIZE(ctlModesFor11g);
559 ath9k_hw_get_target_powers(ah, chan,
560 pEepData->calTargetPower2GHT40,
561 AR9287_NUM_2G_40_TARGET_POWERS,
562 &targetPowerHt40, 8, true);
563 ath9k_hw_get_legacy_target_powers(ah, chan,
564 pEepData->calTargetPowerCck,
565 AR9287_NUM_2G_CCK_TARGET_POWERS,
566 &targetPowerCckExt, 4, true);
567 ath9k_hw_get_legacy_target_powers(ah, chan,
568 pEepData->calTargetPower2G,
569 AR9287_NUM_2G_20_TARGET_POWERS,
570 &targetPowerOfdmExt, 4, true);
571 }
572 }
573
574 for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) {
575 bool isHt40CtlMode = pCtlMode[ctlMode] == CTL_2GHT40;
576
577 if (isHt40CtlMode)
578 freq = centers.synth_center;
579 else if (pCtlMode[ctlMode] & EXT_ADDITIVE)
580 freq = centers.ext_center;
581 else
582 freq = centers.ctl_center;
583
584 twiceMaxEdgePower = MAX_RATE_POWER;
585 /* Walk through the CTL indices stored in EEPROM */
586 for (i = 0; (i < AR9287_NUM_CTLS) && pEepData->ctlIndex[i]; i++) {
587 struct cal_ctl_edges *pRdEdgesPower;
588
589 /*
590 * Compare test group from regulatory channel list
591 * with test mode from pCtlMode list
592 */
593 if (CMP_CTL || CMP_NO_CTL) {
594 rep = &(pEepData->ctlData[i]);
595 pRdEdgesPower =
596 rep->ctlEdges[ar5416_get_ntxchains(tx_chainmask) - 1];
597
598 twiceMinEdgePower = ath9k_hw_get_max_edge_power(freq,
599 pRdEdgesPower,
600 IS_CHAN_2GHZ(chan),
601 AR5416_NUM_BAND_EDGES);
602
603 if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) {
604 twiceMaxEdgePower = min(twiceMaxEdgePower,
605 twiceMinEdgePower);
606 } else {
607 twiceMaxEdgePower = twiceMinEdgePower;
608 break;
609 }
610 }
611 }
612
613 minCtlPower = (u8)min(twiceMaxEdgePower, scaledPower);
614
615 /* Apply ctl mode to correct target power set */
616 switch (pCtlMode[ctlMode]) {
617 case CTL_11B:
618 for (i = 0; i < ARRAY_SIZE(targetPowerCck.tPow2x); i++) {
619 targetPowerCck.tPow2x[i] =
620 (u8)min((u16)targetPowerCck.tPow2x[i],
621 minCtlPower);
622 }
623 break;
624 case CTL_11A:
625 case CTL_11G:
626 for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); i++) {
627 targetPowerOfdm.tPow2x[i] =
628 (u8)min((u16)targetPowerOfdm.tPow2x[i],
629 minCtlPower);
630 }
631 break;
632 case CTL_5GHT20:
633 case CTL_2GHT20:
634 for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++) {
635 targetPowerHt20.tPow2x[i] =
636 (u8)min((u16)targetPowerHt20.tPow2x[i],
637 minCtlPower);
638 }
639 break;
640 case CTL_11B_EXT:
641 targetPowerCckExt.tPow2x[0] =
642 (u8)min((u16)targetPowerCckExt.tPow2x[0],
643 minCtlPower);
644 break;
645 case CTL_11A_EXT:
646 case CTL_11G_EXT:
647 targetPowerOfdmExt.tPow2x[0] =
648 (u8)min((u16)targetPowerOfdmExt.tPow2x[0],
649 minCtlPower);
650 break;
651 case CTL_5GHT40:
652 case CTL_2GHT40:
653 for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
654 targetPowerHt40.tPow2x[i] =
655 (u8)min((u16)targetPowerHt40.tPow2x[i],
656 minCtlPower);
657 }
658 break;
659 default:
660 break;
661 }
662 }
663
664 /* Now set the rates array */
665
666 ratesArray[rate6mb] =
667 ratesArray[rate9mb] =
668 ratesArray[rate12mb] =
669 ratesArray[rate18mb] =
670 ratesArray[rate24mb] = targetPowerOfdm.tPow2x[0];
671
672 ratesArray[rate36mb] = targetPowerOfdm.tPow2x[1];
673 ratesArray[rate48mb] = targetPowerOfdm.tPow2x[2];
674 ratesArray[rate54mb] = targetPowerOfdm.tPow2x[3];
675 ratesArray[rateXr] = targetPowerOfdm.tPow2x[0];
676
677 for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++)
678 ratesArray[rateHt20_0 + i] = targetPowerHt20.tPow2x[i];
679
680 if (IS_CHAN_2GHZ(chan)) {
681 ratesArray[rate1l] = targetPowerCck.tPow2x[0];
682 ratesArray[rate2s] =
683 ratesArray[rate2l] = targetPowerCck.tPow2x[1];
684 ratesArray[rate5_5s] =
685 ratesArray[rate5_5l] = targetPowerCck.tPow2x[2];
686 ratesArray[rate11s] =
687 ratesArray[rate11l] = targetPowerCck.tPow2x[3];
688 }
689 if (IS_CHAN_HT40(chan)) {
690 for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++)
691 ratesArray[rateHt40_0 + i] = targetPowerHt40.tPow2x[i];
692
693 ratesArray[rateDupOfdm] = targetPowerHt40.tPow2x[0];
694 ratesArray[rateDupCck] = targetPowerHt40.tPow2x[0];
695 ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0];
696
697 if (IS_CHAN_2GHZ(chan))
698 ratesArray[rateExtCck] = targetPowerCckExt.tPow2x[0];
699 }
700
701#undef CMP_CTL
702#undef CMP_NO_CTL
703}
704
705static void ath9k_hw_ar9287_set_txpower(struct ath_hw *ah,
706 struct ath9k_channel *chan, u16 cfgCtl,
707 u8 twiceAntennaReduction,
708 u8 powerLimit, bool test)
709{
710 struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
711 struct ar9287_eeprom *pEepData = &ah->eeprom.map9287;
712 struct modal_eep_ar9287_header *pModal = &pEepData->modalHeader;
713 int16_t ratesArray[Ar5416RateSize];
714 u8 ht40PowerIncForPdadc = 2;
715 int i;
716
717 memset(ratesArray, 0, sizeof(ratesArray));
718
719 if (ath9k_hw_ar9287_get_eeprom_rev(ah) >= AR9287_EEP_MINOR_VER_2)
720 ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
721
722 ath9k_hw_set_ar9287_power_per_rate_table(ah, chan,
723 &ratesArray[0], cfgCtl,
724 twiceAntennaReduction,
725 powerLimit);
726
727 ath9k_hw_set_ar9287_power_cal_table(ah, chan);
728
729 regulatory->max_power_level = 0;
730 for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
731 if (ratesArray[i] > MAX_RATE_POWER)
732 ratesArray[i] = MAX_RATE_POWER;
733
734 if (ratesArray[i] > regulatory->max_power_level)
735 regulatory->max_power_level = ratesArray[i];
736 }
737
738 ath9k_hw_update_regulatory_maxpower(ah);
739
740 if (test)
741 return;
742
743 for (i = 0; i < Ar5416RateSize; i++)
744 ratesArray[i] -= AR9287_PWR_TABLE_OFFSET_DB * 2;
745
746 ENABLE_REGWRITE_BUFFER(ah);
747
748 /* OFDM power per rate */
749 REG_WRITE(ah, AR_PHY_POWER_TX_RATE1,
750 ATH9K_POW_SM(ratesArray[rate18mb], 24)
751 | ATH9K_POW_SM(ratesArray[rate12mb], 16)
752 | ATH9K_POW_SM(ratesArray[rate9mb], 8)
753 | ATH9K_POW_SM(ratesArray[rate6mb], 0));
754
755 REG_WRITE(ah, AR_PHY_POWER_TX_RATE2,
756 ATH9K_POW_SM(ratesArray[rate54mb], 24)
757 | ATH9K_POW_SM(ratesArray[rate48mb], 16)
758 | ATH9K_POW_SM(ratesArray[rate36mb], 8)
759 | ATH9K_POW_SM(ratesArray[rate24mb], 0));
760
761 /* CCK power per rate */
762 if (IS_CHAN_2GHZ(chan)) {
763 REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
764 ATH9K_POW_SM(ratesArray[rate2s], 24)
765 | ATH9K_POW_SM(ratesArray[rate2l], 16)
766 | ATH9K_POW_SM(ratesArray[rateXr], 8)
767 | ATH9K_POW_SM(ratesArray[rate1l], 0));
768 REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
769 ATH9K_POW_SM(ratesArray[rate11s], 24)
770 | ATH9K_POW_SM(ratesArray[rate11l], 16)
771 | ATH9K_POW_SM(ratesArray[rate5_5s], 8)
772 | ATH9K_POW_SM(ratesArray[rate5_5l], 0));
773 }
774
775 /* HT20 power per rate */
776 REG_WRITE(ah, AR_PHY_POWER_TX_RATE5,
777 ATH9K_POW_SM(ratesArray[rateHt20_3], 24)
778 | ATH9K_POW_SM(ratesArray[rateHt20_2], 16)
779 | ATH9K_POW_SM(ratesArray[rateHt20_1], 8)
780 | ATH9K_POW_SM(ratesArray[rateHt20_0], 0));
781
782 REG_WRITE(ah, AR_PHY_POWER_TX_RATE6,
783 ATH9K_POW_SM(ratesArray[rateHt20_7], 24)
784 | ATH9K_POW_SM(ratesArray[rateHt20_6], 16)
785 | ATH9K_POW_SM(ratesArray[rateHt20_5], 8)
786 | ATH9K_POW_SM(ratesArray[rateHt20_4], 0));
787
788 /* HT40 power per rate */
789 if (IS_CHAN_HT40(chan)) {
790 if (ath9k_hw_ar9287_get_eeprom(ah, EEP_OL_PWRCTRL)) {
791 REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
792 ATH9K_POW_SM(ratesArray[rateHt40_3], 24)
793 | ATH9K_POW_SM(ratesArray[rateHt40_2], 16)
794 | ATH9K_POW_SM(ratesArray[rateHt40_1], 8)
795 | ATH9K_POW_SM(ratesArray[rateHt40_0], 0));
796
797 REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
798 ATH9K_POW_SM(ratesArray[rateHt40_7], 24)
799 | ATH9K_POW_SM(ratesArray[rateHt40_6], 16)
800 | ATH9K_POW_SM(ratesArray[rateHt40_5], 8)
801 | ATH9K_POW_SM(ratesArray[rateHt40_4], 0));
802 } else {
803 REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
804 ATH9K_POW_SM(ratesArray[rateHt40_3] +
805 ht40PowerIncForPdadc, 24)
806 | ATH9K_POW_SM(ratesArray[rateHt40_2] +
807 ht40PowerIncForPdadc, 16)
808 | ATH9K_POW_SM(ratesArray[rateHt40_1] +
809 ht40PowerIncForPdadc, 8)
810 | ATH9K_POW_SM(ratesArray[rateHt40_0] +
811 ht40PowerIncForPdadc, 0));
812
813 REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
814 ATH9K_POW_SM(ratesArray[rateHt40_7] +
815 ht40PowerIncForPdadc, 24)
816 | ATH9K_POW_SM(ratesArray[rateHt40_6] +
817 ht40PowerIncForPdadc, 16)
818 | ATH9K_POW_SM(ratesArray[rateHt40_5] +
819 ht40PowerIncForPdadc, 8)
820 | ATH9K_POW_SM(ratesArray[rateHt40_4] +
821 ht40PowerIncForPdadc, 0));
822 }
823
824 /* Dup/Ext power per rate */
825 REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
826 ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
827 | ATH9K_POW_SM(ratesArray[rateExtCck], 16)
828 | ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
829 | ATH9K_POW_SM(ratesArray[rateDupCck], 0));
830 }
831
832 /* TPC initializations */
833 if (ah->tpc_enabled) {
834 int ht40_delta;
835
836 ht40_delta = (IS_CHAN_HT40(chan)) ? ht40PowerIncForPdadc : 0;
837 ar5008_hw_init_rate_txpower(ah, ratesArray, chan, ht40_delta);
838 /* Enable TPC */
839 REG_WRITE(ah, AR_PHY_POWER_TX_RATE_MAX,
840 MAX_RATE_POWER | AR_PHY_POWER_TX_RATE_MAX_TPC_ENABLE);
841 } else {
842 /* Disable TPC */
843 REG_WRITE(ah, AR_PHY_POWER_TX_RATE_MAX, MAX_RATE_POWER);
844 }
845
846 REGWRITE_BUFFER_FLUSH(ah);
847}
848
849static void ath9k_hw_ar9287_set_board_values(struct ath_hw *ah,
850 struct ath9k_channel *chan)
851{
852 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
853 struct modal_eep_ar9287_header *pModal = &eep->modalHeader;
854 u32 regChainOffset, regval;
855 u8 txRxAttenLocal;
856 int i;
857
858 pModal = &eep->modalHeader;
859
860 REG_WRITE(ah, AR_PHY_SWITCH_COM, le32_to_cpu(pModal->antCtrlCommon));
861
862 for (i = 0; i < AR9287_MAX_CHAINS; i++) {
863 regChainOffset = i * 0x1000;
864
865 REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0 + regChainOffset,
866 le32_to_cpu(pModal->antCtrlChain[i]));
867
868 REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset,
869 (REG_READ(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset)
870 & ~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF |
871 AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) |
872 SM(pModal->iqCalICh[i],
873 AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) |
874 SM(pModal->iqCalQCh[i],
875 AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
876
877 txRxAttenLocal = pModal->txRxAttenCh[i];
878
879 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
880 AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN,
881 pModal->bswMargin[i]);
882 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
883 AR_PHY_GAIN_2GHZ_XATTEN1_DB,
884 pModal->bswAtten[i]);
885 REG_RMW_FIELD(ah, AR_PHY_RXGAIN + regChainOffset,
886 AR9280_PHY_RXGAIN_TXRX_ATTEN,
887 txRxAttenLocal);
888 REG_RMW_FIELD(ah, AR_PHY_RXGAIN + regChainOffset,
889 AR9280_PHY_RXGAIN_TXRX_MARGIN,
890 pModal->rxTxMarginCh[i]);
891 }
892
893
894 if (IS_CHAN_HT40(chan))
895 REG_RMW_FIELD(ah, AR_PHY_SETTLING,
896 AR_PHY_SETTLING_SWITCH, pModal->swSettleHt40);
897 else
898 REG_RMW_FIELD(ah, AR_PHY_SETTLING,
899 AR_PHY_SETTLING_SWITCH, pModal->switchSettling);
900
901 REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ,
902 AR_PHY_DESIRED_SZ_ADC, pModal->adcDesiredSize);
903
904 REG_WRITE(ah, AR_PHY_RF_CTL4,
905 SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAA_OFF)
906 | SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAB_OFF)
907 | SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAA_ON)
908 | SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAB_ON));
909
910 REG_RMW_FIELD(ah, AR_PHY_RF_CTL3,
911 AR_PHY_TX_END_TO_A2_RX_ON, pModal->txEndToRxOn);
912
913 REG_RMW_FIELD(ah, AR_PHY_CCA,
914 AR9280_PHY_CCA_THRESH62, pModal->thresh62);
915 REG_RMW_FIELD(ah, AR_PHY_EXT_CCA0,
916 AR_PHY_EXT_CCA0_THRESH62, pModal->thresh62);
917
918 regval = REG_READ(ah, AR9287_AN_RF2G3_CH0);
919 regval &= ~(AR9287_AN_RF2G3_DB1 |
920 AR9287_AN_RF2G3_DB2 |
921 AR9287_AN_RF2G3_OB_CCK |
922 AR9287_AN_RF2G3_OB_PSK |
923 AR9287_AN_RF2G3_OB_QAM |
924 AR9287_AN_RF2G3_OB_PAL_OFF);
925 regval |= (SM(pModal->db1, AR9287_AN_RF2G3_DB1) |
926 SM(pModal->db2, AR9287_AN_RF2G3_DB2) |
927 SM(pModal->ob_cck, AR9287_AN_RF2G3_OB_CCK) |
928 SM(pModal->ob_psk, AR9287_AN_RF2G3_OB_PSK) |
929 SM(pModal->ob_qam, AR9287_AN_RF2G3_OB_QAM) |
930 SM(pModal->ob_pal_off, AR9287_AN_RF2G3_OB_PAL_OFF));
931
932 ath9k_hw_analog_shift_regwrite(ah, AR9287_AN_RF2G3_CH0, regval);
933
934 regval = REG_READ(ah, AR9287_AN_RF2G3_CH1);
935 regval &= ~(AR9287_AN_RF2G3_DB1 |
936 AR9287_AN_RF2G3_DB2 |
937 AR9287_AN_RF2G3_OB_CCK |
938 AR9287_AN_RF2G3_OB_PSK |
939 AR9287_AN_RF2G3_OB_QAM |
940 AR9287_AN_RF2G3_OB_PAL_OFF);
941 regval |= (SM(pModal->db1, AR9287_AN_RF2G3_DB1) |
942 SM(pModal->db2, AR9287_AN_RF2G3_DB2) |
943 SM(pModal->ob_cck, AR9287_AN_RF2G3_OB_CCK) |
944 SM(pModal->ob_psk, AR9287_AN_RF2G3_OB_PSK) |
945 SM(pModal->ob_qam, AR9287_AN_RF2G3_OB_QAM) |
946 SM(pModal->ob_pal_off, AR9287_AN_RF2G3_OB_PAL_OFF));
947
948 ath9k_hw_analog_shift_regwrite(ah, AR9287_AN_RF2G3_CH1, regval);
949
950 REG_RMW_FIELD(ah, AR_PHY_RF_CTL2,
951 AR_PHY_TX_END_DATA_START, pModal->txFrameToDataStart);
952 REG_RMW_FIELD(ah, AR_PHY_RF_CTL2,
953 AR_PHY_TX_END_PA_ON, pModal->txFrameToPaOn);
954
955 ath9k_hw_analog_shift_rmw(ah, AR9287_AN_TOP2,
956 AR9287_AN_TOP2_XPABIAS_LVL,
957 AR9287_AN_TOP2_XPABIAS_LVL_S,
958 pModal->xpaBiasLvl);
959}
960
961static u16 ath9k_hw_ar9287_get_spur_channel(struct ath_hw *ah,
962 u16 i, bool is2GHz)
963{
964 __le16 spur_ch = ah->eeprom.map9287.modalHeader.spurChans[i].spurChan;
965
966 return le16_to_cpu(spur_ch);
967}
968
969static u8 ath9k_hw_ar9287_get_eepmisc(struct ath_hw *ah)
970{
971 return ah->eeprom.map9287.baseEepHeader.eepMisc;
972}
973
974const struct eeprom_ops eep_ar9287_ops = {
975 .check_eeprom = ath9k_hw_ar9287_check_eeprom,
976 .get_eeprom = ath9k_hw_ar9287_get_eeprom,
977 .fill_eeprom = ath9k_hw_ar9287_fill_eeprom,
978 .dump_eeprom = ath9k_hw_ar9287_dump_eeprom,
979 .get_eeprom_ver = ath9k_hw_ar9287_get_eeprom_ver,
980 .get_eeprom_rev = ath9k_hw_ar9287_get_eeprom_rev,
981 .set_board_values = ath9k_hw_ar9287_set_board_values,
982 .set_txpower = ath9k_hw_ar9287_set_txpower,
983 .get_spur_channel = ath9k_hw_ar9287_get_spur_channel,
984 .get_eepmisc = ath9k_hw_ar9287_get_eepmisc
985};
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#include <asm/unaligned.h>
18#include "hw.h"
19#include "ar9002_phy.h"
20
21#define SIZE_EEPROM_AR9287 (sizeof(struct ar9287_eeprom) / sizeof(u16))
22
23static int ath9k_hw_ar9287_get_eeprom_ver(struct ath_hw *ah)
24{
25 return (ah->eeprom.map9287.baseEepHeader.version >> 12) & 0xF;
26}
27
28static int ath9k_hw_ar9287_get_eeprom_rev(struct ath_hw *ah)
29{
30 return (ah->eeprom.map9287.baseEepHeader.version) & 0xFFF;
31}
32
33static bool __ath9k_hw_ar9287_fill_eeprom(struct ath_hw *ah)
34{
35 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
36 struct ath_common *common = ath9k_hw_common(ah);
37 u16 *eep_data;
38 int addr, eep_start_loc = AR9287_EEP_START_LOC;
39 eep_data = (u16 *)eep;
40
41 for (addr = 0; addr < SIZE_EEPROM_AR9287; addr++) {
42 if (!ath9k_hw_nvram_read(common, addr + eep_start_loc,
43 eep_data)) {
44 ath_dbg(common, EEPROM,
45 "Unable to read eeprom region\n");
46 return false;
47 }
48 eep_data++;
49 }
50
51 return true;
52}
53
54static bool __ath9k_hw_usb_ar9287_fill_eeprom(struct ath_hw *ah)
55{
56 u16 *eep_data = (u16 *)&ah->eeprom.map9287;
57
58 ath9k_hw_usb_gen_fill_eeprom(ah, eep_data,
59 AR9287_HTC_EEP_START_LOC,
60 SIZE_EEPROM_AR9287);
61 return true;
62}
63
64static bool ath9k_hw_ar9287_fill_eeprom(struct ath_hw *ah)
65{
66 struct ath_common *common = ath9k_hw_common(ah);
67
68 if (!ath9k_hw_use_flash(ah)) {
69 ath_dbg(common, EEPROM, "Reading from EEPROM, not flash\n");
70 }
71
72 if (common->bus_ops->ath_bus_type == ATH_USB)
73 return __ath9k_hw_usb_ar9287_fill_eeprom(ah);
74 else
75 return __ath9k_hw_ar9287_fill_eeprom(ah);
76}
77
78#if defined(CONFIG_ATH9K_DEBUGFS) || defined(CONFIG_ATH9K_HTC_DEBUGFS)
79static u32 ar9287_dump_modal_eeprom(char *buf, u32 len, u32 size,
80 struct modal_eep_ar9287_header *modal_hdr)
81{
82 PR_EEP("Chain0 Ant. Control", modal_hdr->antCtrlChain[0]);
83 PR_EEP("Chain1 Ant. Control", modal_hdr->antCtrlChain[1]);
84 PR_EEP("Ant. Common Control", modal_hdr->antCtrlCommon);
85 PR_EEP("Chain0 Ant. Gain", modal_hdr->antennaGainCh[0]);
86 PR_EEP("Chain1 Ant. Gain", modal_hdr->antennaGainCh[1]);
87 PR_EEP("Switch Settle", modal_hdr->switchSettling);
88 PR_EEP("Chain0 TxRxAtten", modal_hdr->txRxAttenCh[0]);
89 PR_EEP("Chain1 TxRxAtten", modal_hdr->txRxAttenCh[1]);
90 PR_EEP("Chain0 RxTxMargin", modal_hdr->rxTxMarginCh[0]);
91 PR_EEP("Chain1 RxTxMargin", modal_hdr->rxTxMarginCh[1]);
92 PR_EEP("ADC Desired size", modal_hdr->adcDesiredSize);
93 PR_EEP("txEndToXpaOff", modal_hdr->txEndToXpaOff);
94 PR_EEP("txEndToRxOn", modal_hdr->txEndToRxOn);
95 PR_EEP("txFrameToXpaOn", modal_hdr->txFrameToXpaOn);
96 PR_EEP("CCA Threshold)", modal_hdr->thresh62);
97 PR_EEP("Chain0 NF Threshold", modal_hdr->noiseFloorThreshCh[0]);
98 PR_EEP("Chain1 NF Threshold", modal_hdr->noiseFloorThreshCh[1]);
99 PR_EEP("xpdGain", modal_hdr->xpdGain);
100 PR_EEP("External PD", modal_hdr->xpd);
101 PR_EEP("Chain0 I Coefficient", modal_hdr->iqCalICh[0]);
102 PR_EEP("Chain1 I Coefficient", modal_hdr->iqCalICh[1]);
103 PR_EEP("Chain0 Q Coefficient", modal_hdr->iqCalQCh[0]);
104 PR_EEP("Chain1 Q Coefficient", modal_hdr->iqCalQCh[1]);
105 PR_EEP("pdGainOverlap", modal_hdr->pdGainOverlap);
106 PR_EEP("xPA Bias Level", modal_hdr->xpaBiasLvl);
107 PR_EEP("txFrameToDataStart", modal_hdr->txFrameToDataStart);
108 PR_EEP("txFrameToPaOn", modal_hdr->txFrameToPaOn);
109 PR_EEP("HT40 Power Inc.", modal_hdr->ht40PowerIncForPdadc);
110 PR_EEP("Chain0 bswAtten", modal_hdr->bswAtten[0]);
111 PR_EEP("Chain1 bswAtten", modal_hdr->bswAtten[1]);
112 PR_EEP("Chain0 bswMargin", modal_hdr->bswMargin[0]);
113 PR_EEP("Chain1 bswMargin", modal_hdr->bswMargin[1]);
114 PR_EEP("HT40 Switch Settle", modal_hdr->swSettleHt40);
115 PR_EEP("AR92x7 Version", modal_hdr->version);
116 PR_EEP("DriverBias1", modal_hdr->db1);
117 PR_EEP("DriverBias2", modal_hdr->db1);
118 PR_EEP("CCK OutputBias", modal_hdr->ob_cck);
119 PR_EEP("PSK OutputBias", modal_hdr->ob_psk);
120 PR_EEP("QAM OutputBias", modal_hdr->ob_qam);
121 PR_EEP("PAL_OFF OutputBias", modal_hdr->ob_pal_off);
122
123 return len;
124}
125
126static u32 ath9k_hw_ar9287_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
127 u8 *buf, u32 len, u32 size)
128{
129 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
130 struct base_eep_ar9287_header *pBase = &eep->baseEepHeader;
131
132 if (!dump_base_hdr) {
133 len += snprintf(buf + len, size - len,
134 "%20s :\n", "2GHz modal Header");
135 len += ar9287_dump_modal_eeprom(buf, len, size,
136 &eep->modalHeader);
137 goto out;
138 }
139
140 PR_EEP("Major Version", pBase->version >> 12);
141 PR_EEP("Minor Version", pBase->version & 0xFFF);
142 PR_EEP("Checksum", pBase->checksum);
143 PR_EEP("Length", pBase->length);
144 PR_EEP("RegDomain1", pBase->regDmn[0]);
145 PR_EEP("RegDomain2", pBase->regDmn[1]);
146 PR_EEP("TX Mask", pBase->txMask);
147 PR_EEP("RX Mask", pBase->rxMask);
148 PR_EEP("Allow 5GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11A));
149 PR_EEP("Allow 2GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11G));
150 PR_EEP("Disable 2GHz HT20", !!(pBase->opCapFlags &
151 AR5416_OPFLAGS_N_2G_HT20));
152 PR_EEP("Disable 2GHz HT40", !!(pBase->opCapFlags &
153 AR5416_OPFLAGS_N_2G_HT40));
154 PR_EEP("Disable 5Ghz HT20", !!(pBase->opCapFlags &
155 AR5416_OPFLAGS_N_5G_HT20));
156 PR_EEP("Disable 5Ghz HT40", !!(pBase->opCapFlags &
157 AR5416_OPFLAGS_N_5G_HT40));
158 PR_EEP("Big Endian", !!(pBase->eepMisc & 0x01));
159 PR_EEP("Cal Bin Major Ver", (pBase->binBuildNumber >> 24) & 0xFF);
160 PR_EEP("Cal Bin Minor Ver", (pBase->binBuildNumber >> 16) & 0xFF);
161 PR_EEP("Cal Bin Build", (pBase->binBuildNumber >> 8) & 0xFF);
162 PR_EEP("Power Table Offset", pBase->pwrTableOffset);
163 PR_EEP("OpenLoop Power Ctrl", pBase->openLoopPwrCntl);
164
165 len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress",
166 pBase->macAddr);
167
168out:
169 if (len > size)
170 len = size;
171
172 return len;
173}
174#else
175static u32 ath9k_hw_ar9287_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
176 u8 *buf, u32 len, u32 size)
177{
178 return 0;
179}
180#endif
181
182
183static int ath9k_hw_ar9287_check_eeprom(struct ath_hw *ah)
184{
185 u32 sum = 0, el, integer;
186 u16 temp, word, magic, magic2, *eepdata;
187 int i, addr;
188 bool need_swap = false;
189 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
190 struct ath_common *common = ath9k_hw_common(ah);
191
192 if (!ath9k_hw_use_flash(ah)) {
193 if (!ath9k_hw_nvram_read(common, AR5416_EEPROM_MAGIC_OFFSET,
194 &magic)) {
195 ath_err(common, "Reading Magic # failed\n");
196 return false;
197 }
198
199 ath_dbg(common, EEPROM, "Read Magic = 0x%04X\n", magic);
200
201 if (magic != AR5416_EEPROM_MAGIC) {
202 magic2 = swab16(magic);
203
204 if (magic2 == AR5416_EEPROM_MAGIC) {
205 need_swap = true;
206 eepdata = (u16 *)(&ah->eeprom);
207
208 for (addr = 0; addr < SIZE_EEPROM_AR9287; addr++) {
209 temp = swab16(*eepdata);
210 *eepdata = temp;
211 eepdata++;
212 }
213 } else {
214 ath_err(common,
215 "Invalid EEPROM Magic. Endianness mismatch.\n");
216 return -EINVAL;
217 }
218 }
219 }
220
221 ath_dbg(common, EEPROM, "need_swap = %s\n",
222 need_swap ? "True" : "False");
223
224 if (need_swap)
225 el = swab16(ah->eeprom.map9287.baseEepHeader.length);
226 else
227 el = ah->eeprom.map9287.baseEepHeader.length;
228
229 if (el > sizeof(struct ar9287_eeprom))
230 el = sizeof(struct ar9287_eeprom) / sizeof(u16);
231 else
232 el = el / sizeof(u16);
233
234 eepdata = (u16 *)(&ah->eeprom);
235
236 for (i = 0; i < el; i++)
237 sum ^= *eepdata++;
238
239 if (need_swap) {
240 word = swab16(eep->baseEepHeader.length);
241 eep->baseEepHeader.length = word;
242
243 word = swab16(eep->baseEepHeader.checksum);
244 eep->baseEepHeader.checksum = word;
245
246 word = swab16(eep->baseEepHeader.version);
247 eep->baseEepHeader.version = word;
248
249 word = swab16(eep->baseEepHeader.regDmn[0]);
250 eep->baseEepHeader.regDmn[0] = word;
251
252 word = swab16(eep->baseEepHeader.regDmn[1]);
253 eep->baseEepHeader.regDmn[1] = word;
254
255 word = swab16(eep->baseEepHeader.rfSilent);
256 eep->baseEepHeader.rfSilent = word;
257
258 word = swab16(eep->baseEepHeader.blueToothOptions);
259 eep->baseEepHeader.blueToothOptions = word;
260
261 word = swab16(eep->baseEepHeader.deviceCap);
262 eep->baseEepHeader.deviceCap = word;
263
264 integer = swab32(eep->modalHeader.antCtrlCommon);
265 eep->modalHeader.antCtrlCommon = integer;
266
267 for (i = 0; i < AR9287_MAX_CHAINS; i++) {
268 integer = swab32(eep->modalHeader.antCtrlChain[i]);
269 eep->modalHeader.antCtrlChain[i] = integer;
270 }
271
272 for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
273 word = swab16(eep->modalHeader.spurChans[i].spurChan);
274 eep->modalHeader.spurChans[i].spurChan = word;
275 }
276 }
277
278 if (sum != 0xffff || ah->eep_ops->get_eeprom_ver(ah) != AR9287_EEP_VER
279 || ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_NO_BACK_VER) {
280 ath_err(common, "Bad EEPROM checksum 0x%x or revision 0x%04x\n",
281 sum, ah->eep_ops->get_eeprom_ver(ah));
282 return -EINVAL;
283 }
284
285 return 0;
286}
287
288static u32 ath9k_hw_ar9287_get_eeprom(struct ath_hw *ah,
289 enum eeprom_param param)
290{
291 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
292 struct modal_eep_ar9287_header *pModal = &eep->modalHeader;
293 struct base_eep_ar9287_header *pBase = &eep->baseEepHeader;
294 u16 ver_minor;
295
296 ver_minor = pBase->version & AR9287_EEP_VER_MINOR_MASK;
297
298 switch (param) {
299 case EEP_NFTHRESH_2:
300 return pModal->noiseFloorThreshCh[0];
301 case EEP_MAC_LSW:
302 return get_unaligned_be16(pBase->macAddr);
303 case EEP_MAC_MID:
304 return get_unaligned_be16(pBase->macAddr + 2);
305 case EEP_MAC_MSW:
306 return get_unaligned_be16(pBase->macAddr + 4);
307 case EEP_REG_0:
308 return pBase->regDmn[0];
309 case EEP_OP_CAP:
310 return pBase->deviceCap;
311 case EEP_OP_MODE:
312 return pBase->opCapFlags;
313 case EEP_RF_SILENT:
314 return pBase->rfSilent;
315 case EEP_MINOR_REV:
316 return ver_minor;
317 case EEP_TX_MASK:
318 return pBase->txMask;
319 case EEP_RX_MASK:
320 return pBase->rxMask;
321 case EEP_DEV_TYPE:
322 return pBase->deviceType;
323 case EEP_OL_PWRCTRL:
324 return pBase->openLoopPwrCntl;
325 case EEP_TEMPSENSE_SLOPE:
326 if (ver_minor >= AR9287_EEP_MINOR_VER_2)
327 return pBase->tempSensSlope;
328 else
329 return 0;
330 case EEP_TEMPSENSE_SLOPE_PAL_ON:
331 if (ver_minor >= AR9287_EEP_MINOR_VER_3)
332 return pBase->tempSensSlopePalOn;
333 else
334 return 0;
335 case EEP_ANTENNA_GAIN_2G:
336 return max_t(u8, pModal->antennaGainCh[0],
337 pModal->antennaGainCh[1]);
338 default:
339 return 0;
340 }
341}
342
343static void ar9287_eeprom_get_tx_gain_index(struct ath_hw *ah,
344 struct ath9k_channel *chan,
345 struct cal_data_op_loop_ar9287 *pRawDatasetOpLoop,
346 u8 *pCalChans, u16 availPiers, int8_t *pPwr)
347{
348 u16 idxL = 0, idxR = 0, numPiers;
349 bool match;
350 struct chan_centers centers;
351
352 ath9k_hw_get_channel_centers(ah, chan, ¢ers);
353
354 for (numPiers = 0; numPiers < availPiers; numPiers++) {
355 if (pCalChans[numPiers] == AR5416_BCHAN_UNUSED)
356 break;
357 }
358
359 match = ath9k_hw_get_lower_upper_index(
360 (u8)FREQ2FBIN(centers.synth_center, IS_CHAN_2GHZ(chan)),
361 pCalChans, numPiers, &idxL, &idxR);
362
363 if (match) {
364 *pPwr = (int8_t) pRawDatasetOpLoop[idxL].pwrPdg[0][0];
365 } else {
366 *pPwr = ((int8_t) pRawDatasetOpLoop[idxL].pwrPdg[0][0] +
367 (int8_t) pRawDatasetOpLoop[idxR].pwrPdg[0][0])/2;
368 }
369
370}
371
372static void ar9287_eeprom_olpc_set_pdadcs(struct ath_hw *ah,
373 int32_t txPower, u16 chain)
374{
375 u32 tmpVal;
376 u32 a;
377
378 /* Enable OLPC for chain 0 */
379
380 tmpVal = REG_READ(ah, 0xa270);
381 tmpVal = tmpVal & 0xFCFFFFFF;
382 tmpVal = tmpVal | (0x3 << 24);
383 REG_WRITE(ah, 0xa270, tmpVal);
384
385 /* Enable OLPC for chain 1 */
386
387 tmpVal = REG_READ(ah, 0xb270);
388 tmpVal = tmpVal & 0xFCFFFFFF;
389 tmpVal = tmpVal | (0x3 << 24);
390 REG_WRITE(ah, 0xb270, tmpVal);
391
392 /* Write the OLPC ref power for chain 0 */
393
394 if (chain == 0) {
395 tmpVal = REG_READ(ah, 0xa398);
396 tmpVal = tmpVal & 0xff00ffff;
397 a = (txPower)&0xff;
398 tmpVal = tmpVal | (a << 16);
399 REG_WRITE(ah, 0xa398, tmpVal);
400 }
401
402 /* Write the OLPC ref power for chain 1 */
403
404 if (chain == 1) {
405 tmpVal = REG_READ(ah, 0xb398);
406 tmpVal = tmpVal & 0xff00ffff;
407 a = (txPower)&0xff;
408 tmpVal = tmpVal | (a << 16);
409 REG_WRITE(ah, 0xb398, tmpVal);
410 }
411}
412
413static void ath9k_hw_set_ar9287_power_cal_table(struct ath_hw *ah,
414 struct ath9k_channel *chan)
415{
416 struct cal_data_per_freq_ar9287 *pRawDataset;
417 struct cal_data_op_loop_ar9287 *pRawDatasetOpenLoop;
418 u8 *pCalBChans = NULL;
419 u16 pdGainOverlap_t2;
420 u8 pdadcValues[AR5416_NUM_PDADC_VALUES];
421 u16 gainBoundaries[AR5416_PD_GAINS_IN_MASK];
422 u16 numPiers = 0, i, j;
423 u16 numXpdGain, xpdMask;
424 u16 xpdGainValues[AR5416_NUM_PD_GAINS] = {0, 0, 0, 0};
425 u32 reg32, regOffset, regChainOffset, regval;
426 int16_t diff = 0;
427 struct ar9287_eeprom *pEepData = &ah->eeprom.map9287;
428
429 xpdMask = pEepData->modalHeader.xpdGain;
430
431 if ((pEepData->baseEepHeader.version & AR9287_EEP_VER_MINOR_MASK) >=
432 AR9287_EEP_MINOR_VER_2)
433 pdGainOverlap_t2 = pEepData->modalHeader.pdGainOverlap;
434 else
435 pdGainOverlap_t2 = (u16)(MS(REG_READ(ah, AR_PHY_TPCRG5),
436 AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
437
438 if (IS_CHAN_2GHZ(chan)) {
439 pCalBChans = pEepData->calFreqPier2G;
440 numPiers = AR9287_NUM_2G_CAL_PIERS;
441 if (ath9k_hw_ar9287_get_eeprom(ah, EEP_OL_PWRCTRL)) {
442 pRawDatasetOpenLoop =
443 (struct cal_data_op_loop_ar9287 *)pEepData->calPierData2G[0];
444 ah->initPDADC = pRawDatasetOpenLoop->vpdPdg[0][0];
445 }
446 }
447
448 numXpdGain = 0;
449
450 /* Calculate the value of xpdgains from the xpdGain Mask */
451 for (i = 1; i <= AR5416_PD_GAINS_IN_MASK; i++) {
452 if ((xpdMask >> (AR5416_PD_GAINS_IN_MASK - i)) & 1) {
453 if (numXpdGain >= AR5416_NUM_PD_GAINS)
454 break;
455 xpdGainValues[numXpdGain] =
456 (u16)(AR5416_PD_GAINS_IN_MASK-i);
457 numXpdGain++;
458 }
459 }
460
461 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN,
462 (numXpdGain - 1) & 0x3);
463 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_1,
464 xpdGainValues[0]);
465 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_2,
466 xpdGainValues[1]);
467 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3,
468 xpdGainValues[2]);
469
470 for (i = 0; i < AR9287_MAX_CHAINS; i++) {
471 regChainOffset = i * 0x1000;
472
473 if (pEepData->baseEepHeader.txMask & (1 << i)) {
474 pRawDatasetOpenLoop =
475 (struct cal_data_op_loop_ar9287 *)pEepData->calPierData2G[i];
476
477 if (ath9k_hw_ar9287_get_eeprom(ah, EEP_OL_PWRCTRL)) {
478 int8_t txPower;
479 ar9287_eeprom_get_tx_gain_index(ah, chan,
480 pRawDatasetOpenLoop,
481 pCalBChans, numPiers,
482 &txPower);
483 ar9287_eeprom_olpc_set_pdadcs(ah, txPower, i);
484 } else {
485 pRawDataset =
486 (struct cal_data_per_freq_ar9287 *)
487 pEepData->calPierData2G[i];
488
489 ath9k_hw_get_gain_boundaries_pdadcs(ah, chan,
490 pRawDataset,
491 pCalBChans, numPiers,
492 pdGainOverlap_t2,
493 gainBoundaries,
494 pdadcValues,
495 numXpdGain);
496 }
497
498 ENABLE_REGWRITE_BUFFER(ah);
499
500 if (i == 0) {
501 if (!ath9k_hw_ar9287_get_eeprom(ah,
502 EEP_OL_PWRCTRL)) {
503
504 regval = SM(pdGainOverlap_t2,
505 AR_PHY_TPCRG5_PD_GAIN_OVERLAP)
506 | SM(gainBoundaries[0],
507 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1)
508 | SM(gainBoundaries[1],
509 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2)
510 | SM(gainBoundaries[2],
511 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3)
512 | SM(gainBoundaries[3],
513 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4);
514
515 REG_WRITE(ah,
516 AR_PHY_TPCRG5 + regChainOffset,
517 regval);
518 }
519 }
520
521 if ((int32_t)AR9287_PWR_TABLE_OFFSET_DB !=
522 pEepData->baseEepHeader.pwrTableOffset) {
523 diff = (u16)(pEepData->baseEepHeader.pwrTableOffset -
524 (int32_t)AR9287_PWR_TABLE_OFFSET_DB);
525 diff *= 2;
526
527 for (j = 0; j < ((u16)AR5416_NUM_PDADC_VALUES-diff); j++)
528 pdadcValues[j] = pdadcValues[j+diff];
529
530 for (j = (u16)(AR5416_NUM_PDADC_VALUES-diff);
531 j < AR5416_NUM_PDADC_VALUES; j++)
532 pdadcValues[j] =
533 pdadcValues[AR5416_NUM_PDADC_VALUES-diff];
534 }
535
536 if (!ath9k_hw_ar9287_get_eeprom(ah, EEP_OL_PWRCTRL)) {
537 regOffset = AR_PHY_BASE +
538 (672 << 2) + regChainOffset;
539
540 for (j = 0; j < 32; j++) {
541 reg32 = get_unaligned_le32(&pdadcValues[4 * j]);
542
543 REG_WRITE(ah, regOffset, reg32);
544 regOffset += 4;
545 }
546 }
547 REGWRITE_BUFFER_FLUSH(ah);
548 }
549 }
550}
551
552static void ath9k_hw_set_ar9287_power_per_rate_table(struct ath_hw *ah,
553 struct ath9k_channel *chan,
554 int16_t *ratesArray,
555 u16 cfgCtl,
556 u16 antenna_reduction,
557 u16 powerLimit)
558{
559#define CMP_CTL \
560 (((cfgCtl & ~CTL_MODE_M) | (pCtlMode[ctlMode] & CTL_MODE_M)) == \
561 pEepData->ctlIndex[i])
562
563#define CMP_NO_CTL \
564 (((cfgCtl & ~CTL_MODE_M) | (pCtlMode[ctlMode] & CTL_MODE_M)) == \
565 ((pEepData->ctlIndex[i] & CTL_MODE_M) | SD_NO_CTL))
566
567 u16 twiceMaxEdgePower;
568 int i;
569 struct cal_ctl_data_ar9287 *rep;
570 struct cal_target_power_leg targetPowerOfdm = {0, {0, 0, 0, 0} },
571 targetPowerCck = {0, {0, 0, 0, 0} };
572 struct cal_target_power_leg targetPowerOfdmExt = {0, {0, 0, 0, 0} },
573 targetPowerCckExt = {0, {0, 0, 0, 0} };
574 struct cal_target_power_ht targetPowerHt20,
575 targetPowerHt40 = {0, {0, 0, 0, 0} };
576 u16 scaledPower = 0, minCtlPower;
577 static const u16 ctlModesFor11g[] = {
578 CTL_11B, CTL_11G, CTL_2GHT20,
579 CTL_11B_EXT, CTL_11G_EXT, CTL_2GHT40
580 };
581 u16 numCtlModes = 0;
582 const u16 *pCtlMode = NULL;
583 u16 ctlMode, freq;
584 struct chan_centers centers;
585 int tx_chainmask;
586 u16 twiceMinEdgePower;
587 struct ar9287_eeprom *pEepData = &ah->eeprom.map9287;
588 tx_chainmask = ah->txchainmask;
589
590 ath9k_hw_get_channel_centers(ah, chan, ¢ers);
591 scaledPower = ath9k_hw_get_scaled_power(ah, powerLimit,
592 antenna_reduction);
593
594 /*
595 * Get TX power from EEPROM.
596 */
597 if (IS_CHAN_2GHZ(chan)) {
598 /* CTL_11B, CTL_11G, CTL_2GHT20 */
599 numCtlModes =
600 ARRAY_SIZE(ctlModesFor11g) - SUB_NUM_CTL_MODES_AT_2G_40;
601
602 pCtlMode = ctlModesFor11g;
603
604 ath9k_hw_get_legacy_target_powers(ah, chan,
605 pEepData->calTargetPowerCck,
606 AR9287_NUM_2G_CCK_TARGET_POWERS,
607 &targetPowerCck, 4, false);
608 ath9k_hw_get_legacy_target_powers(ah, chan,
609 pEepData->calTargetPower2G,
610 AR9287_NUM_2G_20_TARGET_POWERS,
611 &targetPowerOfdm, 4, false);
612 ath9k_hw_get_target_powers(ah, chan,
613 pEepData->calTargetPower2GHT20,
614 AR9287_NUM_2G_20_TARGET_POWERS,
615 &targetPowerHt20, 8, false);
616
617 if (IS_CHAN_HT40(chan)) {
618 /* All 2G CTLs */
619 numCtlModes = ARRAY_SIZE(ctlModesFor11g);
620 ath9k_hw_get_target_powers(ah, chan,
621 pEepData->calTargetPower2GHT40,
622 AR9287_NUM_2G_40_TARGET_POWERS,
623 &targetPowerHt40, 8, true);
624 ath9k_hw_get_legacy_target_powers(ah, chan,
625 pEepData->calTargetPowerCck,
626 AR9287_NUM_2G_CCK_TARGET_POWERS,
627 &targetPowerCckExt, 4, true);
628 ath9k_hw_get_legacy_target_powers(ah, chan,
629 pEepData->calTargetPower2G,
630 AR9287_NUM_2G_20_TARGET_POWERS,
631 &targetPowerOfdmExt, 4, true);
632 }
633 }
634
635 for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) {
636 bool isHt40CtlMode =
637 (pCtlMode[ctlMode] == CTL_2GHT40) ? true : false;
638
639 if (isHt40CtlMode)
640 freq = centers.synth_center;
641 else if (pCtlMode[ctlMode] & EXT_ADDITIVE)
642 freq = centers.ext_center;
643 else
644 freq = centers.ctl_center;
645
646 twiceMaxEdgePower = MAX_RATE_POWER;
647 /* Walk through the CTL indices stored in EEPROM */
648 for (i = 0; (i < AR9287_NUM_CTLS) && pEepData->ctlIndex[i]; i++) {
649 struct cal_ctl_edges *pRdEdgesPower;
650
651 /*
652 * Compare test group from regulatory channel list
653 * with test mode from pCtlMode list
654 */
655 if (CMP_CTL || CMP_NO_CTL) {
656 rep = &(pEepData->ctlData[i]);
657 pRdEdgesPower =
658 rep->ctlEdges[ar5416_get_ntxchains(tx_chainmask) - 1];
659
660 twiceMinEdgePower = ath9k_hw_get_max_edge_power(freq,
661 pRdEdgesPower,
662 IS_CHAN_2GHZ(chan),
663 AR5416_NUM_BAND_EDGES);
664
665 if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) {
666 twiceMaxEdgePower = min(twiceMaxEdgePower,
667 twiceMinEdgePower);
668 } else {
669 twiceMaxEdgePower = twiceMinEdgePower;
670 break;
671 }
672 }
673 }
674
675 minCtlPower = (u8)min(twiceMaxEdgePower, scaledPower);
676
677 /* Apply ctl mode to correct target power set */
678 switch (pCtlMode[ctlMode]) {
679 case CTL_11B:
680 for (i = 0; i < ARRAY_SIZE(targetPowerCck.tPow2x); i++) {
681 targetPowerCck.tPow2x[i] =
682 (u8)min((u16)targetPowerCck.tPow2x[i],
683 minCtlPower);
684 }
685 break;
686 case CTL_11A:
687 case CTL_11G:
688 for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); i++) {
689 targetPowerOfdm.tPow2x[i] =
690 (u8)min((u16)targetPowerOfdm.tPow2x[i],
691 minCtlPower);
692 }
693 break;
694 case CTL_5GHT20:
695 case CTL_2GHT20:
696 for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++) {
697 targetPowerHt20.tPow2x[i] =
698 (u8)min((u16)targetPowerHt20.tPow2x[i],
699 minCtlPower);
700 }
701 break;
702 case CTL_11B_EXT:
703 targetPowerCckExt.tPow2x[0] =
704 (u8)min((u16)targetPowerCckExt.tPow2x[0],
705 minCtlPower);
706 break;
707 case CTL_11A_EXT:
708 case CTL_11G_EXT:
709 targetPowerOfdmExt.tPow2x[0] =
710 (u8)min((u16)targetPowerOfdmExt.tPow2x[0],
711 minCtlPower);
712 break;
713 case CTL_5GHT40:
714 case CTL_2GHT40:
715 for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
716 targetPowerHt40.tPow2x[i] =
717 (u8)min((u16)targetPowerHt40.tPow2x[i],
718 minCtlPower);
719 }
720 break;
721 default:
722 break;
723 }
724 }
725
726 /* Now set the rates array */
727
728 ratesArray[rate6mb] =
729 ratesArray[rate9mb] =
730 ratesArray[rate12mb] =
731 ratesArray[rate18mb] =
732 ratesArray[rate24mb] = targetPowerOfdm.tPow2x[0];
733
734 ratesArray[rate36mb] = targetPowerOfdm.tPow2x[1];
735 ratesArray[rate48mb] = targetPowerOfdm.tPow2x[2];
736 ratesArray[rate54mb] = targetPowerOfdm.tPow2x[3];
737 ratesArray[rateXr] = targetPowerOfdm.tPow2x[0];
738
739 for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++)
740 ratesArray[rateHt20_0 + i] = targetPowerHt20.tPow2x[i];
741
742 if (IS_CHAN_2GHZ(chan)) {
743 ratesArray[rate1l] = targetPowerCck.tPow2x[0];
744 ratesArray[rate2s] =
745 ratesArray[rate2l] = targetPowerCck.tPow2x[1];
746 ratesArray[rate5_5s] =
747 ratesArray[rate5_5l] = targetPowerCck.tPow2x[2];
748 ratesArray[rate11s] =
749 ratesArray[rate11l] = targetPowerCck.tPow2x[3];
750 }
751 if (IS_CHAN_HT40(chan)) {
752 for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++)
753 ratesArray[rateHt40_0 + i] = targetPowerHt40.tPow2x[i];
754
755 ratesArray[rateDupOfdm] = targetPowerHt40.tPow2x[0];
756 ratesArray[rateDupCck] = targetPowerHt40.tPow2x[0];
757 ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0];
758
759 if (IS_CHAN_2GHZ(chan))
760 ratesArray[rateExtCck] = targetPowerCckExt.tPow2x[0];
761 }
762
763#undef CMP_CTL
764#undef CMP_NO_CTL
765}
766
767static void ath9k_hw_ar9287_set_txpower(struct ath_hw *ah,
768 struct ath9k_channel *chan, u16 cfgCtl,
769 u8 twiceAntennaReduction,
770 u8 powerLimit, bool test)
771{
772 struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
773 struct ar9287_eeprom *pEepData = &ah->eeprom.map9287;
774 struct modal_eep_ar9287_header *pModal = &pEepData->modalHeader;
775 int16_t ratesArray[Ar5416RateSize];
776 u8 ht40PowerIncForPdadc = 2;
777 int i;
778
779 memset(ratesArray, 0, sizeof(ratesArray));
780
781 if ((pEepData->baseEepHeader.version & AR9287_EEP_VER_MINOR_MASK) >=
782 AR9287_EEP_MINOR_VER_2)
783 ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
784
785 ath9k_hw_set_ar9287_power_per_rate_table(ah, chan,
786 &ratesArray[0], cfgCtl,
787 twiceAntennaReduction,
788 powerLimit);
789
790 ath9k_hw_set_ar9287_power_cal_table(ah, chan);
791
792 regulatory->max_power_level = 0;
793 for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
794 if (ratesArray[i] > MAX_RATE_POWER)
795 ratesArray[i] = MAX_RATE_POWER;
796
797 if (ratesArray[i] > regulatory->max_power_level)
798 regulatory->max_power_level = ratesArray[i];
799 }
800
801 ath9k_hw_update_regulatory_maxpower(ah);
802
803 if (test)
804 return;
805
806 for (i = 0; i < Ar5416RateSize; i++)
807 ratesArray[i] -= AR9287_PWR_TABLE_OFFSET_DB * 2;
808
809 ENABLE_REGWRITE_BUFFER(ah);
810
811 /* OFDM power per rate */
812 REG_WRITE(ah, AR_PHY_POWER_TX_RATE1,
813 ATH9K_POW_SM(ratesArray[rate18mb], 24)
814 | ATH9K_POW_SM(ratesArray[rate12mb], 16)
815 | ATH9K_POW_SM(ratesArray[rate9mb], 8)
816 | ATH9K_POW_SM(ratesArray[rate6mb], 0));
817
818 REG_WRITE(ah, AR_PHY_POWER_TX_RATE2,
819 ATH9K_POW_SM(ratesArray[rate54mb], 24)
820 | ATH9K_POW_SM(ratesArray[rate48mb], 16)
821 | ATH9K_POW_SM(ratesArray[rate36mb], 8)
822 | ATH9K_POW_SM(ratesArray[rate24mb], 0));
823
824 /* CCK power per rate */
825 if (IS_CHAN_2GHZ(chan)) {
826 REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
827 ATH9K_POW_SM(ratesArray[rate2s], 24)
828 | ATH9K_POW_SM(ratesArray[rate2l], 16)
829 | ATH9K_POW_SM(ratesArray[rateXr], 8)
830 | ATH9K_POW_SM(ratesArray[rate1l], 0));
831 REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
832 ATH9K_POW_SM(ratesArray[rate11s], 24)
833 | ATH9K_POW_SM(ratesArray[rate11l], 16)
834 | ATH9K_POW_SM(ratesArray[rate5_5s], 8)
835 | ATH9K_POW_SM(ratesArray[rate5_5l], 0));
836 }
837
838 /* HT20 power per rate */
839 REG_WRITE(ah, AR_PHY_POWER_TX_RATE5,
840 ATH9K_POW_SM(ratesArray[rateHt20_3], 24)
841 | ATH9K_POW_SM(ratesArray[rateHt20_2], 16)
842 | ATH9K_POW_SM(ratesArray[rateHt20_1], 8)
843 | ATH9K_POW_SM(ratesArray[rateHt20_0], 0));
844
845 REG_WRITE(ah, AR_PHY_POWER_TX_RATE6,
846 ATH9K_POW_SM(ratesArray[rateHt20_7], 24)
847 | ATH9K_POW_SM(ratesArray[rateHt20_6], 16)
848 | ATH9K_POW_SM(ratesArray[rateHt20_5], 8)
849 | ATH9K_POW_SM(ratesArray[rateHt20_4], 0));
850
851 /* HT40 power per rate */
852 if (IS_CHAN_HT40(chan)) {
853 if (ath9k_hw_ar9287_get_eeprom(ah, EEP_OL_PWRCTRL)) {
854 REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
855 ATH9K_POW_SM(ratesArray[rateHt40_3], 24)
856 | ATH9K_POW_SM(ratesArray[rateHt40_2], 16)
857 | ATH9K_POW_SM(ratesArray[rateHt40_1], 8)
858 | ATH9K_POW_SM(ratesArray[rateHt40_0], 0));
859
860 REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
861 ATH9K_POW_SM(ratesArray[rateHt40_7], 24)
862 | ATH9K_POW_SM(ratesArray[rateHt40_6], 16)
863 | ATH9K_POW_SM(ratesArray[rateHt40_5], 8)
864 | ATH9K_POW_SM(ratesArray[rateHt40_4], 0));
865 } else {
866 REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
867 ATH9K_POW_SM(ratesArray[rateHt40_3] +
868 ht40PowerIncForPdadc, 24)
869 | ATH9K_POW_SM(ratesArray[rateHt40_2] +
870 ht40PowerIncForPdadc, 16)
871 | ATH9K_POW_SM(ratesArray[rateHt40_1] +
872 ht40PowerIncForPdadc, 8)
873 | ATH9K_POW_SM(ratesArray[rateHt40_0] +
874 ht40PowerIncForPdadc, 0));
875
876 REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
877 ATH9K_POW_SM(ratesArray[rateHt40_7] +
878 ht40PowerIncForPdadc, 24)
879 | ATH9K_POW_SM(ratesArray[rateHt40_6] +
880 ht40PowerIncForPdadc, 16)
881 | ATH9K_POW_SM(ratesArray[rateHt40_5] +
882 ht40PowerIncForPdadc, 8)
883 | ATH9K_POW_SM(ratesArray[rateHt40_4] +
884 ht40PowerIncForPdadc, 0));
885 }
886
887 /* Dup/Ext power per rate */
888 REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
889 ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
890 | ATH9K_POW_SM(ratesArray[rateExtCck], 16)
891 | ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
892 | ATH9K_POW_SM(ratesArray[rateDupCck], 0));
893 }
894 REGWRITE_BUFFER_FLUSH(ah);
895}
896
897static void ath9k_hw_ar9287_set_board_values(struct ath_hw *ah,
898 struct ath9k_channel *chan)
899{
900 struct ar9287_eeprom *eep = &ah->eeprom.map9287;
901 struct modal_eep_ar9287_header *pModal = &eep->modalHeader;
902 u32 regChainOffset, regval;
903 u8 txRxAttenLocal;
904 int i;
905
906 pModal = &eep->modalHeader;
907
908 REG_WRITE(ah, AR_PHY_SWITCH_COM, pModal->antCtrlCommon);
909
910 for (i = 0; i < AR9287_MAX_CHAINS; i++) {
911 regChainOffset = i * 0x1000;
912
913 REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0 + regChainOffset,
914 pModal->antCtrlChain[i]);
915
916 REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset,
917 (REG_READ(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset)
918 & ~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF |
919 AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) |
920 SM(pModal->iqCalICh[i],
921 AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) |
922 SM(pModal->iqCalQCh[i],
923 AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
924
925 txRxAttenLocal = pModal->txRxAttenCh[i];
926
927 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
928 AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN,
929 pModal->bswMargin[i]);
930 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + regChainOffset,
931 AR_PHY_GAIN_2GHZ_XATTEN1_DB,
932 pModal->bswAtten[i]);
933 REG_RMW_FIELD(ah, AR_PHY_RXGAIN + regChainOffset,
934 AR9280_PHY_RXGAIN_TXRX_ATTEN,
935 txRxAttenLocal);
936 REG_RMW_FIELD(ah, AR_PHY_RXGAIN + regChainOffset,
937 AR9280_PHY_RXGAIN_TXRX_MARGIN,
938 pModal->rxTxMarginCh[i]);
939 }
940
941
942 if (IS_CHAN_HT40(chan))
943 REG_RMW_FIELD(ah, AR_PHY_SETTLING,
944 AR_PHY_SETTLING_SWITCH, pModal->swSettleHt40);
945 else
946 REG_RMW_FIELD(ah, AR_PHY_SETTLING,
947 AR_PHY_SETTLING_SWITCH, pModal->switchSettling);
948
949 REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ,
950 AR_PHY_DESIRED_SZ_ADC, pModal->adcDesiredSize);
951
952 REG_WRITE(ah, AR_PHY_RF_CTL4,
953 SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAA_OFF)
954 | SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAB_OFF)
955 | SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAA_ON)
956 | SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAB_ON));
957
958 REG_RMW_FIELD(ah, AR_PHY_RF_CTL3,
959 AR_PHY_TX_END_TO_A2_RX_ON, pModal->txEndToRxOn);
960
961 REG_RMW_FIELD(ah, AR_PHY_CCA,
962 AR9280_PHY_CCA_THRESH62, pModal->thresh62);
963 REG_RMW_FIELD(ah, AR_PHY_EXT_CCA0,
964 AR_PHY_EXT_CCA0_THRESH62, pModal->thresh62);
965
966 regval = REG_READ(ah, AR9287_AN_RF2G3_CH0);
967 regval &= ~(AR9287_AN_RF2G3_DB1 |
968 AR9287_AN_RF2G3_DB2 |
969 AR9287_AN_RF2G3_OB_CCK |
970 AR9287_AN_RF2G3_OB_PSK |
971 AR9287_AN_RF2G3_OB_QAM |
972 AR9287_AN_RF2G3_OB_PAL_OFF);
973 regval |= (SM(pModal->db1, AR9287_AN_RF2G3_DB1) |
974 SM(pModal->db2, AR9287_AN_RF2G3_DB2) |
975 SM(pModal->ob_cck, AR9287_AN_RF2G3_OB_CCK) |
976 SM(pModal->ob_psk, AR9287_AN_RF2G3_OB_PSK) |
977 SM(pModal->ob_qam, AR9287_AN_RF2G3_OB_QAM) |
978 SM(pModal->ob_pal_off, AR9287_AN_RF2G3_OB_PAL_OFF));
979
980 ath9k_hw_analog_shift_regwrite(ah, AR9287_AN_RF2G3_CH0, regval);
981
982 regval = REG_READ(ah, AR9287_AN_RF2G3_CH1);
983 regval &= ~(AR9287_AN_RF2G3_DB1 |
984 AR9287_AN_RF2G3_DB2 |
985 AR9287_AN_RF2G3_OB_CCK |
986 AR9287_AN_RF2G3_OB_PSK |
987 AR9287_AN_RF2G3_OB_QAM |
988 AR9287_AN_RF2G3_OB_PAL_OFF);
989 regval |= (SM(pModal->db1, AR9287_AN_RF2G3_DB1) |
990 SM(pModal->db2, AR9287_AN_RF2G3_DB2) |
991 SM(pModal->ob_cck, AR9287_AN_RF2G3_OB_CCK) |
992 SM(pModal->ob_psk, AR9287_AN_RF2G3_OB_PSK) |
993 SM(pModal->ob_qam, AR9287_AN_RF2G3_OB_QAM) |
994 SM(pModal->ob_pal_off, AR9287_AN_RF2G3_OB_PAL_OFF));
995
996 ath9k_hw_analog_shift_regwrite(ah, AR9287_AN_RF2G3_CH1, regval);
997
998 REG_RMW_FIELD(ah, AR_PHY_RF_CTL2,
999 AR_PHY_TX_END_DATA_START, pModal->txFrameToDataStart);
1000 REG_RMW_FIELD(ah, AR_PHY_RF_CTL2,
1001 AR_PHY_TX_END_PA_ON, pModal->txFrameToPaOn);
1002
1003 ath9k_hw_analog_shift_rmw(ah, AR9287_AN_TOP2,
1004 AR9287_AN_TOP2_XPABIAS_LVL,
1005 AR9287_AN_TOP2_XPABIAS_LVL_S,
1006 pModal->xpaBiasLvl);
1007}
1008
1009static u16 ath9k_hw_ar9287_get_spur_channel(struct ath_hw *ah,
1010 u16 i, bool is2GHz)
1011{
1012#define EEP_MAP9287_SPURCHAN \
1013 (ah->eeprom.map9287.modalHeader.spurChans[i].spurChan)
1014
1015 struct ath_common *common = ath9k_hw_common(ah);
1016 u16 spur_val = AR_NO_SPUR;
1017
1018 ath_dbg(common, ANI, "Getting spur idx:%d is2Ghz:%d val:%x\n",
1019 i, is2GHz, ah->config.spurchans[i][is2GHz]);
1020
1021 switch (ah->config.spurmode) {
1022 case SPUR_DISABLE:
1023 break;
1024 case SPUR_ENABLE_IOCTL:
1025 spur_val = ah->config.spurchans[i][is2GHz];
1026 ath_dbg(common, ANI, "Getting spur val from new loc. %d\n",
1027 spur_val);
1028 break;
1029 case SPUR_ENABLE_EEPROM:
1030 spur_val = EEP_MAP9287_SPURCHAN;
1031 break;
1032 }
1033
1034 return spur_val;
1035
1036#undef EEP_MAP9287_SPURCHAN
1037}
1038
1039const struct eeprom_ops eep_ar9287_ops = {
1040 .check_eeprom = ath9k_hw_ar9287_check_eeprom,
1041 .get_eeprom = ath9k_hw_ar9287_get_eeprom,
1042 .fill_eeprom = ath9k_hw_ar9287_fill_eeprom,
1043 .dump_eeprom = ath9k_hw_ar9287_dump_eeprom,
1044 .get_eeprom_ver = ath9k_hw_ar9287_get_eeprom_ver,
1045 .get_eeprom_rev = ath9k_hw_ar9287_get_eeprom_rev,
1046 .set_board_values = ath9k_hw_ar9287_set_board_values,
1047 .set_txpower = ath9k_hw_ar9287_set_txpower,
1048 .get_spur_channel = ath9k_hw_ar9287_get_spur_channel
1049};