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.
17 #include <asm/unaligned.h>
19 #include "ar9002_phy.h"
21 static int ath9k_hw_4k_get_eeprom_ver(struct ath_hw *ah)
23 return ((ah->eeprom.map4k.baseEepHeader.version >> 12) & 0xF);
26 static int ath9k_hw_4k_get_eeprom_rev(struct ath_hw *ah)
28 return ((ah->eeprom.map4k.baseEepHeader.version) & 0xFFF);
31 #define SIZE_EEPROM_4K (sizeof(struct ar5416_eeprom_4k) / sizeof(u16))
33 static bool __ath9k_hw_4k_fill_eeprom(struct ath_hw *ah)
35 struct ath_common *common = ath9k_hw_common(ah);
36 u16 *eep_data = (u16 *)&ah->eeprom.map4k;
37 int addr, eep_start_loc = 64;
39 for (addr = 0; addr < SIZE_EEPROM_4K; addr++) {
40 if (!ath9k_hw_nvram_read(common, addr + eep_start_loc, eep_data)) {
41 ath_dbg(common, EEPROM,
42 "Unable to read eeprom region\n");
51 static bool __ath9k_hw_usb_4k_fill_eeprom(struct ath_hw *ah)
53 u16 *eep_data = (u16 *)&ah->eeprom.map4k;
55 ath9k_hw_usb_gen_fill_eeprom(ah, eep_data, 64, SIZE_EEPROM_4K);
60 static bool ath9k_hw_4k_fill_eeprom(struct ath_hw *ah)
62 struct ath_common *common = ath9k_hw_common(ah);
64 if (!ath9k_hw_use_flash(ah)) {
65 ath_dbg(common, EEPROM, "Reading from EEPROM, not flash\n");
68 if (common->bus_ops->ath_bus_type == ATH_USB)
69 return __ath9k_hw_usb_4k_fill_eeprom(ah);
71 return __ath9k_hw_4k_fill_eeprom(ah);
74 #if defined(CONFIG_ATH9K_DEBUGFS) || defined(CONFIG_ATH9K_HTC_DEBUGFS)
75 static u32 ath9k_dump_4k_modal_eeprom(char *buf, u32 len, u32 size,
76 struct modal_eep_4k_header *modal_hdr)
78 PR_EEP("Chain0 Ant. Control", modal_hdr->antCtrlChain[0]);
79 PR_EEP("Ant. Common Control", modal_hdr->antCtrlCommon);
80 PR_EEP("Chain0 Ant. Gain", modal_hdr->antennaGainCh[0]);
81 PR_EEP("Switch Settle", modal_hdr->switchSettling);
82 PR_EEP("Chain0 TxRxAtten", modal_hdr->txRxAttenCh[0]);
83 PR_EEP("Chain0 RxTxMargin", modal_hdr->rxTxMarginCh[0]);
84 PR_EEP("ADC Desired size", modal_hdr->adcDesiredSize);
85 PR_EEP("PGA Desired size", modal_hdr->pgaDesiredSize);
86 PR_EEP("Chain0 xlna Gain", modal_hdr->xlnaGainCh[0]);
87 PR_EEP("txEndToXpaOff", modal_hdr->txEndToXpaOff);
88 PR_EEP("txEndToRxOn", modal_hdr->txEndToRxOn);
89 PR_EEP("txFrameToXpaOn", modal_hdr->txFrameToXpaOn);
90 PR_EEP("CCA Threshold)", modal_hdr->thresh62);
91 PR_EEP("Chain0 NF Threshold", modal_hdr->noiseFloorThreshCh[0]);
92 PR_EEP("xpdGain", modal_hdr->xpdGain);
93 PR_EEP("External PD", modal_hdr->xpd);
94 PR_EEP("Chain0 I Coefficient", modal_hdr->iqCalICh[0]);
95 PR_EEP("Chain0 Q Coefficient", modal_hdr->iqCalQCh[0]);
96 PR_EEP("pdGainOverlap", modal_hdr->pdGainOverlap);
97 PR_EEP("O/D Bias Version", modal_hdr->version);
98 PR_EEP("CCK OutputBias", modal_hdr->ob_0);
99 PR_EEP("BPSK OutputBias", modal_hdr->ob_1);
100 PR_EEP("QPSK OutputBias", modal_hdr->ob_2);
101 PR_EEP("16QAM OutputBias", modal_hdr->ob_3);
102 PR_EEP("64QAM OutputBias", modal_hdr->ob_4);
103 PR_EEP("CCK Driver1_Bias", modal_hdr->db1_0);
104 PR_EEP("BPSK Driver1_Bias", modal_hdr->db1_1);
105 PR_EEP("QPSK Driver1_Bias", modal_hdr->db1_2);
106 PR_EEP("16QAM Driver1_Bias", modal_hdr->db1_3);
107 PR_EEP("64QAM Driver1_Bias", modal_hdr->db1_4);
108 PR_EEP("CCK Driver2_Bias", modal_hdr->db2_0);
109 PR_EEP("BPSK Driver2_Bias", modal_hdr->db2_1);
110 PR_EEP("QPSK Driver2_Bias", modal_hdr->db2_2);
111 PR_EEP("16QAM Driver2_Bias", modal_hdr->db2_3);
112 PR_EEP("64QAM Driver2_Bias", modal_hdr->db2_4);
113 PR_EEP("xPA Bias Level", modal_hdr->xpaBiasLvl);
114 PR_EEP("txFrameToDataStart", modal_hdr->txFrameToDataStart);
115 PR_EEP("txFrameToPaOn", modal_hdr->txFrameToPaOn);
116 PR_EEP("HT40 Power Inc.", modal_hdr->ht40PowerIncForPdadc);
117 PR_EEP("Chain0 bswAtten", modal_hdr->bswAtten[0]);
118 PR_EEP("Chain0 bswMargin", modal_hdr->bswMargin[0]);
119 PR_EEP("HT40 Switch Settle", modal_hdr->swSettleHt40);
120 PR_EEP("Chain0 xatten2Db", modal_hdr->xatten2Db[0]);
121 PR_EEP("Chain0 xatten2Margin", modal_hdr->xatten2Margin[0]);
122 PR_EEP("Ant. Diversity ctl1", modal_hdr->antdiv_ctl1);
123 PR_EEP("Ant. Diversity ctl2", modal_hdr->antdiv_ctl2);
124 PR_EEP("TX Diversity", modal_hdr->tx_diversity);
129 static u32 ath9k_hw_4k_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
130 u8 *buf, u32 len, u32 size)
132 struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
133 struct base_eep_header_4k *pBase = &eep->baseEepHeader;
135 if (!dump_base_hdr) {
136 len += snprintf(buf + len, size - len,
137 "%20s :\n", "2GHz modal Header");
138 len = ath9k_dump_4k_modal_eeprom(buf, len, size,
143 PR_EEP("Major Version", pBase->version >> 12);
144 PR_EEP("Minor Version", pBase->version & 0xFFF);
145 PR_EEP("Checksum", pBase->checksum);
146 PR_EEP("Length", pBase->length);
147 PR_EEP("RegDomain1", pBase->regDmn[0]);
148 PR_EEP("RegDomain2", pBase->regDmn[1]);
149 PR_EEP("TX Mask", pBase->txMask);
150 PR_EEP("RX Mask", pBase->rxMask);
151 PR_EEP("Allow 5GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11A));
152 PR_EEP("Allow 2GHz", !!(pBase->opCapFlags & AR5416_OPFLAGS_11G));
153 PR_EEP("Disable 2GHz HT20", !!(pBase->opCapFlags &
154 AR5416_OPFLAGS_N_2G_HT20));
155 PR_EEP("Disable 2GHz HT40", !!(pBase->opCapFlags &
156 AR5416_OPFLAGS_N_2G_HT40));
157 PR_EEP("Disable 5Ghz HT20", !!(pBase->opCapFlags &
158 AR5416_OPFLAGS_N_5G_HT20));
159 PR_EEP("Disable 5Ghz HT40", !!(pBase->opCapFlags &
160 AR5416_OPFLAGS_N_5G_HT40));
161 PR_EEP("Big Endian", !!(pBase->eepMisc & 0x01));
162 PR_EEP("Cal Bin Major Ver", (pBase->binBuildNumber >> 24) & 0xFF);
163 PR_EEP("Cal Bin Minor Ver", (pBase->binBuildNumber >> 16) & 0xFF);
164 PR_EEP("Cal Bin Build", (pBase->binBuildNumber >> 8) & 0xFF);
165 PR_EEP("TX Gain type", pBase->txGainType);
167 len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress",
177 static u32 ath9k_hw_4k_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr,
178 u8 *buf, u32 len, u32 size)
185 #undef SIZE_EEPROM_4K
187 static int ath9k_hw_4k_check_eeprom(struct ath_hw *ah)
189 #define EEPROM_4K_SIZE (sizeof(struct ar5416_eeprom_4k) / sizeof(u16))
190 struct ath_common *common = ath9k_hw_common(ah);
191 struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
192 u16 *eepdata, temp, magic, magic2;
194 bool need_swap = false;
198 if (!ath9k_hw_use_flash(ah)) {
199 if (!ath9k_hw_nvram_read(common, AR5416_EEPROM_MAGIC_OFFSET,
201 ath_err(common, "Reading Magic # failed\n");
205 ath_dbg(common, EEPROM, "Read Magic = 0x%04X\n", magic);
207 if (magic != AR5416_EEPROM_MAGIC) {
208 magic2 = swab16(magic);
210 if (magic2 == AR5416_EEPROM_MAGIC) {
212 eepdata = (u16 *) (&ah->eeprom);
214 for (addr = 0; addr < EEPROM_4K_SIZE; addr++) {
215 temp = swab16(*eepdata);
221 "Invalid EEPROM Magic. Endianness mismatch.\n");
227 ath_dbg(common, EEPROM, "need_swap = %s\n",
228 need_swap ? "True" : "False");
231 el = swab16(ah->eeprom.map4k.baseEepHeader.length);
233 el = ah->eeprom.map4k.baseEepHeader.length;
235 if (el > sizeof(struct ar5416_eeprom_4k))
236 el = sizeof(struct ar5416_eeprom_4k) / sizeof(u16);
238 el = el / sizeof(u16);
240 eepdata = (u16 *)(&ah->eeprom);
242 for (i = 0; i < el; i++)
249 ath_dbg(common, EEPROM,
250 "EEPROM Endianness is not native.. Changing\n");
252 word = swab16(eep->baseEepHeader.length);
253 eep->baseEepHeader.length = word;
255 word = swab16(eep->baseEepHeader.checksum);
256 eep->baseEepHeader.checksum = word;
258 word = swab16(eep->baseEepHeader.version);
259 eep->baseEepHeader.version = word;
261 word = swab16(eep->baseEepHeader.regDmn[0]);
262 eep->baseEepHeader.regDmn[0] = word;
264 word = swab16(eep->baseEepHeader.regDmn[1]);
265 eep->baseEepHeader.regDmn[1] = word;
267 word = swab16(eep->baseEepHeader.rfSilent);
268 eep->baseEepHeader.rfSilent = word;
270 word = swab16(eep->baseEepHeader.blueToothOptions);
271 eep->baseEepHeader.blueToothOptions = word;
273 word = swab16(eep->baseEepHeader.deviceCap);
274 eep->baseEepHeader.deviceCap = word;
276 integer = swab32(eep->modalHeader.antCtrlCommon);
277 eep->modalHeader.antCtrlCommon = integer;
279 for (i = 0; i < AR5416_EEP4K_MAX_CHAINS; i++) {
280 integer = swab32(eep->modalHeader.antCtrlChain[i]);
281 eep->modalHeader.antCtrlChain[i] = integer;
284 for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
285 word = swab16(eep->modalHeader.spurChans[i].spurChan);
286 eep->modalHeader.spurChans[i].spurChan = word;
290 if (sum != 0xffff || ah->eep_ops->get_eeprom_ver(ah) != AR5416_EEP_VER ||
291 ah->eep_ops->get_eeprom_rev(ah) < AR5416_EEP_NO_BACK_VER) {
292 ath_err(common, "Bad EEPROM checksum 0x%x or revision 0x%04x\n",
293 sum, ah->eep_ops->get_eeprom_ver(ah));
298 #undef EEPROM_4K_SIZE
301 static u32 ath9k_hw_4k_get_eeprom(struct ath_hw *ah,
302 enum eeprom_param param)
304 struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
305 struct modal_eep_4k_header *pModal = &eep->modalHeader;
306 struct base_eep_header_4k *pBase = &eep->baseEepHeader;
309 ver_minor = pBase->version & AR5416_EEP_VER_MINOR_MASK;
313 return pModal->noiseFloorThreshCh[0];
315 return get_unaligned_be16(pBase->macAddr);
317 return get_unaligned_be16(pBase->macAddr + 2);
319 return get_unaligned_be16(pBase->macAddr + 4);
321 return pBase->regDmn[0];
323 return pBase->deviceCap;
325 return pBase->opCapFlags;
327 return pBase->rfSilent;
331 return pModal->db1_1;
335 return pBase->txMask;
337 return pBase->rxMask;
340 case EEP_PWR_TABLE_OFFSET:
341 return AR5416_PWR_TABLE_OFFSET_DB;
343 return pModal->version;
344 case EEP_ANT_DIV_CTL1:
345 return pModal->antdiv_ctl1;
346 case EEP_TXGAIN_TYPE:
347 return pBase->txGainType;
348 case EEP_ANTENNA_GAIN_2G:
349 return pModal->antennaGainCh[0];
355 static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah,
356 struct ath9k_channel *chan)
358 struct ath_common *common = ath9k_hw_common(ah);
359 struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
360 struct cal_data_per_freq_4k *pRawDataset;
361 u8 *pCalBChans = NULL;
362 u16 pdGainOverlap_t2;
363 static u8 pdadcValues[AR5416_NUM_PDADC_VALUES];
364 u16 gainBoundaries[AR5416_PD_GAINS_IN_MASK];
366 u16 numXpdGain, xpdMask;
367 u16 xpdGainValues[AR5416_EEP4K_NUM_PD_GAINS] = { 0, 0 };
368 u32 reg32, regOffset, regChainOffset;
370 xpdMask = pEepData->modalHeader.xpdGain;
372 if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
373 AR5416_EEP_MINOR_VER_2) {
375 pEepData->modalHeader.pdGainOverlap;
377 pdGainOverlap_t2 = (u16)(MS(REG_READ(ah, AR_PHY_TPCRG5),
378 AR_PHY_TPCRG5_PD_GAIN_OVERLAP));
381 pCalBChans = pEepData->calFreqPier2G;
382 numPiers = AR5416_EEP4K_NUM_2G_CAL_PIERS;
386 for (i = 1; i <= AR5416_PD_GAINS_IN_MASK; i++) {
387 if ((xpdMask >> (AR5416_PD_GAINS_IN_MASK - i)) & 1) {
388 if (numXpdGain >= AR5416_EEP4K_NUM_PD_GAINS)
390 xpdGainValues[numXpdGain] =
391 (u16)(AR5416_PD_GAINS_IN_MASK - i);
396 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN,
397 (numXpdGain - 1) & 0x3);
398 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_1,
400 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_2,
402 REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3, 0);
404 for (i = 0; i < AR5416_EEP4K_MAX_CHAINS; i++) {
405 regChainOffset = i * 0x1000;
407 if (pEepData->baseEepHeader.txMask & (1 << i)) {
408 pRawDataset = pEepData->calPierData2G[i];
410 ath9k_hw_get_gain_boundaries_pdadcs(ah, chan,
411 pRawDataset, pCalBChans,
412 numPiers, pdGainOverlap_t2,
414 pdadcValues, numXpdGain);
416 ENABLE_REGWRITE_BUFFER(ah);
418 REG_WRITE(ah, AR_PHY_TPCRG5 + regChainOffset,
420 AR_PHY_TPCRG5_PD_GAIN_OVERLAP)
421 | SM(gainBoundaries[0],
422 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1)
423 | SM(gainBoundaries[1],
424 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2)
425 | SM(gainBoundaries[2],
426 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3)
427 | SM(gainBoundaries[3],
428 AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4));
430 regOffset = AR_PHY_BASE + (672 << 2) + regChainOffset;
431 for (j = 0; j < 32; j++) {
432 reg32 = get_unaligned_le32(&pdadcValues[4 * j]);
433 REG_WRITE(ah, regOffset, reg32);
435 ath_dbg(common, EEPROM,
436 "PDADC (%d,%4x): %4.4x %8.8x\n",
437 i, regChainOffset, regOffset,
439 ath_dbg(common, EEPROM,
441 "PDADC %3d Value %3d | "
442 "PDADC %3d Value %3d | "
443 "PDADC %3d Value %3d | "
444 "PDADC %3d Value %3d |\n",
445 i, 4 * j, pdadcValues[4 * j],
446 4 * j + 1, pdadcValues[4 * j + 1],
447 4 * j + 2, pdadcValues[4 * j + 2],
448 4 * j + 3, pdadcValues[4 * j + 3]);
453 REGWRITE_BUFFER_FLUSH(ah);
458 static void ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah,
459 struct ath9k_channel *chan,
462 u16 antenna_reduction,
465 #define CMP_TEST_GRP \
466 (((cfgCtl & ~CTL_MODE_M)| (pCtlMode[ctlMode] & CTL_MODE_M)) == \
467 pEepData->ctlIndex[i]) \
468 || (((cfgCtl & ~CTL_MODE_M) | (pCtlMode[ctlMode] & CTL_MODE_M)) == \
469 ((pEepData->ctlIndex[i] & CTL_MODE_M) | SD_NO_CTL))
472 u16 twiceMinEdgePower;
473 u16 twiceMaxEdgePower;
474 u16 scaledPower = 0, minCtlPower;
478 struct chan_centers centers;
479 struct cal_ctl_data_4k *rep;
480 struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
481 struct cal_target_power_leg targetPowerOfdm, targetPowerCck = {
484 struct cal_target_power_leg targetPowerOfdmExt = {
485 0, { 0, 0, 0, 0} }, targetPowerCckExt = {
488 struct cal_target_power_ht targetPowerHt20, targetPowerHt40 = {
491 static const u16 ctlModesFor11g[] = {
492 CTL_11B, CTL_11G, CTL_2GHT20,
493 CTL_11B_EXT, CTL_11G_EXT, CTL_2GHT40
496 ath9k_hw_get_channel_centers(ah, chan, ¢ers);
498 scaledPower = powerLimit - antenna_reduction;
499 numCtlModes = ARRAY_SIZE(ctlModesFor11g) - SUB_NUM_CTL_MODES_AT_2G_40;
500 pCtlMode = ctlModesFor11g;
502 ath9k_hw_get_legacy_target_powers(ah, chan,
503 pEepData->calTargetPowerCck,
504 AR5416_NUM_2G_CCK_TARGET_POWERS,
505 &targetPowerCck, 4, false);
506 ath9k_hw_get_legacy_target_powers(ah, chan,
507 pEepData->calTargetPower2G,
508 AR5416_NUM_2G_20_TARGET_POWERS,
509 &targetPowerOfdm, 4, false);
510 ath9k_hw_get_target_powers(ah, chan,
511 pEepData->calTargetPower2GHT20,
512 AR5416_NUM_2G_20_TARGET_POWERS,
513 &targetPowerHt20, 8, false);
515 if (IS_CHAN_HT40(chan)) {
516 numCtlModes = ARRAY_SIZE(ctlModesFor11g);
517 ath9k_hw_get_target_powers(ah, chan,
518 pEepData->calTargetPower2GHT40,
519 AR5416_NUM_2G_40_TARGET_POWERS,
520 &targetPowerHt40, 8, true);
521 ath9k_hw_get_legacy_target_powers(ah, chan,
522 pEepData->calTargetPowerCck,
523 AR5416_NUM_2G_CCK_TARGET_POWERS,
524 &targetPowerCckExt, 4, true);
525 ath9k_hw_get_legacy_target_powers(ah, chan,
526 pEepData->calTargetPower2G,
527 AR5416_NUM_2G_20_TARGET_POWERS,
528 &targetPowerOfdmExt, 4, true);
531 for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) {
532 bool isHt40CtlMode = (pCtlMode[ctlMode] == CTL_5GHT40) ||
533 (pCtlMode[ctlMode] == CTL_2GHT40);
536 freq = centers.synth_center;
537 else if (pCtlMode[ctlMode] & EXT_ADDITIVE)
538 freq = centers.ext_center;
540 freq = centers.ctl_center;
542 twiceMaxEdgePower = MAX_RATE_POWER;
544 for (i = 0; (i < AR5416_EEP4K_NUM_CTLS) &&
545 pEepData->ctlIndex[i]; i++) {
548 rep = &(pEepData->ctlData[i]);
550 twiceMinEdgePower = ath9k_hw_get_max_edge_power(
553 ar5416_get_ntxchains(ah->txchainmask) - 1],
555 AR5416_EEP4K_NUM_BAND_EDGES);
557 if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) {
559 min(twiceMaxEdgePower,
562 twiceMaxEdgePower = twiceMinEdgePower;
568 minCtlPower = (u8)min(twiceMaxEdgePower, scaledPower);
570 switch (pCtlMode[ctlMode]) {
572 for (i = 0; i < ARRAY_SIZE(targetPowerCck.tPow2x); i++) {
573 targetPowerCck.tPow2x[i] =
574 min((u16)targetPowerCck.tPow2x[i],
579 for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); i++) {
580 targetPowerOfdm.tPow2x[i] =
581 min((u16)targetPowerOfdm.tPow2x[i],
586 for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++) {
587 targetPowerHt20.tPow2x[i] =
588 min((u16)targetPowerHt20.tPow2x[i],
593 targetPowerCckExt.tPow2x[0] =
594 min((u16)targetPowerCckExt.tPow2x[0],
598 targetPowerOfdmExt.tPow2x[0] =
599 min((u16)targetPowerOfdmExt.tPow2x[0],
603 for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
604 targetPowerHt40.tPow2x[i] =
605 min((u16)targetPowerHt40.tPow2x[i],
614 ratesArray[rate6mb] =
615 ratesArray[rate9mb] =
616 ratesArray[rate12mb] =
617 ratesArray[rate18mb] =
618 ratesArray[rate24mb] =
619 targetPowerOfdm.tPow2x[0];
621 ratesArray[rate36mb] = targetPowerOfdm.tPow2x[1];
622 ratesArray[rate48mb] = targetPowerOfdm.tPow2x[2];
623 ratesArray[rate54mb] = targetPowerOfdm.tPow2x[3];
624 ratesArray[rateXr] = targetPowerOfdm.tPow2x[0];
626 for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++)
627 ratesArray[rateHt20_0 + i] = targetPowerHt20.tPow2x[i];
629 ratesArray[rate1l] = targetPowerCck.tPow2x[0];
630 ratesArray[rate2s] = ratesArray[rate2l] = targetPowerCck.tPow2x[1];
631 ratesArray[rate5_5s] = ratesArray[rate5_5l] = targetPowerCck.tPow2x[2];
632 ratesArray[rate11s] = ratesArray[rate11l] = targetPowerCck.tPow2x[3];
634 if (IS_CHAN_HT40(chan)) {
635 for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) {
636 ratesArray[rateHt40_0 + i] =
637 targetPowerHt40.tPow2x[i];
639 ratesArray[rateDupOfdm] = targetPowerHt40.tPow2x[0];
640 ratesArray[rateDupCck] = targetPowerHt40.tPow2x[0];
641 ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0];
642 ratesArray[rateExtCck] = targetPowerCckExt.tPow2x[0];
648 static void ath9k_hw_4k_set_txpower(struct ath_hw *ah,
649 struct ath9k_channel *chan,
651 u8 twiceAntennaReduction,
652 u8 powerLimit, bool test)
654 struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
655 struct ar5416_eeprom_4k *pEepData = &ah->eeprom.map4k;
656 struct modal_eep_4k_header *pModal = &pEepData->modalHeader;
657 int16_t ratesArray[Ar5416RateSize];
658 u8 ht40PowerIncForPdadc = 2;
661 memset(ratesArray, 0, sizeof(ratesArray));
663 if ((pEepData->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
664 AR5416_EEP_MINOR_VER_2) {
665 ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
668 ath9k_hw_set_4k_power_per_rate_table(ah, chan,
669 &ratesArray[0], cfgCtl,
670 twiceAntennaReduction,
673 ath9k_hw_set_4k_power_cal_table(ah, chan);
675 regulatory->max_power_level = 0;
676 for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
677 if (ratesArray[i] > MAX_RATE_POWER)
678 ratesArray[i] = MAX_RATE_POWER;
680 if (ratesArray[i] > regulatory->max_power_level)
681 regulatory->max_power_level = ratesArray[i];
687 for (i = 0; i < Ar5416RateSize; i++)
688 ratesArray[i] -= AR5416_PWR_TABLE_OFFSET_DB * 2;
690 ENABLE_REGWRITE_BUFFER(ah);
692 /* OFDM power per rate */
693 REG_WRITE(ah, AR_PHY_POWER_TX_RATE1,
694 ATH9K_POW_SM(ratesArray[rate18mb], 24)
695 | ATH9K_POW_SM(ratesArray[rate12mb], 16)
696 | ATH9K_POW_SM(ratesArray[rate9mb], 8)
697 | ATH9K_POW_SM(ratesArray[rate6mb], 0));
698 REG_WRITE(ah, AR_PHY_POWER_TX_RATE2,
699 ATH9K_POW_SM(ratesArray[rate54mb], 24)
700 | ATH9K_POW_SM(ratesArray[rate48mb], 16)
701 | ATH9K_POW_SM(ratesArray[rate36mb], 8)
702 | ATH9K_POW_SM(ratesArray[rate24mb], 0));
704 /* CCK power per rate */
705 REG_WRITE(ah, AR_PHY_POWER_TX_RATE3,
706 ATH9K_POW_SM(ratesArray[rate2s], 24)
707 | ATH9K_POW_SM(ratesArray[rate2l], 16)
708 | ATH9K_POW_SM(ratesArray[rateXr], 8)
709 | ATH9K_POW_SM(ratesArray[rate1l], 0));
710 REG_WRITE(ah, AR_PHY_POWER_TX_RATE4,
711 ATH9K_POW_SM(ratesArray[rate11s], 24)
712 | ATH9K_POW_SM(ratesArray[rate11l], 16)
713 | ATH9K_POW_SM(ratesArray[rate5_5s], 8)
714 | ATH9K_POW_SM(ratesArray[rate5_5l], 0));
716 /* HT20 power per rate */
717 REG_WRITE(ah, AR_PHY_POWER_TX_RATE5,
718 ATH9K_POW_SM(ratesArray[rateHt20_3], 24)
719 | ATH9K_POW_SM(ratesArray[rateHt20_2], 16)
720 | ATH9K_POW_SM(ratesArray[rateHt20_1], 8)
721 | ATH9K_POW_SM(ratesArray[rateHt20_0], 0));
722 REG_WRITE(ah, AR_PHY_POWER_TX_RATE6,
723 ATH9K_POW_SM(ratesArray[rateHt20_7], 24)
724 | ATH9K_POW_SM(ratesArray[rateHt20_6], 16)
725 | ATH9K_POW_SM(ratesArray[rateHt20_5], 8)
726 | ATH9K_POW_SM(ratesArray[rateHt20_4], 0));
728 /* HT40 power per rate */
729 if (IS_CHAN_HT40(chan)) {
730 REG_WRITE(ah, AR_PHY_POWER_TX_RATE7,
731 ATH9K_POW_SM(ratesArray[rateHt40_3] +
732 ht40PowerIncForPdadc, 24)
733 | ATH9K_POW_SM(ratesArray[rateHt40_2] +
734 ht40PowerIncForPdadc, 16)
735 | ATH9K_POW_SM(ratesArray[rateHt40_1] +
736 ht40PowerIncForPdadc, 8)
737 | ATH9K_POW_SM(ratesArray[rateHt40_0] +
738 ht40PowerIncForPdadc, 0));
739 REG_WRITE(ah, AR_PHY_POWER_TX_RATE8,
740 ATH9K_POW_SM(ratesArray[rateHt40_7] +
741 ht40PowerIncForPdadc, 24)
742 | ATH9K_POW_SM(ratesArray[rateHt40_6] +
743 ht40PowerIncForPdadc, 16)
744 | ATH9K_POW_SM(ratesArray[rateHt40_5] +
745 ht40PowerIncForPdadc, 8)
746 | ATH9K_POW_SM(ratesArray[rateHt40_4] +
747 ht40PowerIncForPdadc, 0));
748 REG_WRITE(ah, AR_PHY_POWER_TX_RATE9,
749 ATH9K_POW_SM(ratesArray[rateExtOfdm], 24)
750 | ATH9K_POW_SM(ratesArray[rateExtCck], 16)
751 | ATH9K_POW_SM(ratesArray[rateDupOfdm], 8)
752 | ATH9K_POW_SM(ratesArray[rateDupCck], 0));
755 REGWRITE_BUFFER_FLUSH(ah);
758 static void ath9k_hw_4k_set_gain(struct ath_hw *ah,
759 struct modal_eep_4k_header *pModal,
760 struct ar5416_eeprom_4k *eep,
763 REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0,
764 pModal->antCtrlChain[0]);
766 REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0),
767 (REG_READ(ah, AR_PHY_TIMING_CTRL4(0)) &
768 ~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF |
769 AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) |
770 SM(pModal->iqCalICh[0], AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) |
771 SM(pModal->iqCalQCh[0], AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF));
773 if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
774 AR5416_EEP_MINOR_VER_3) {
775 txRxAttenLocal = pModal->txRxAttenCh[0];
777 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
778 AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN, pModal->bswMargin[0]);
779 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
780 AR_PHY_GAIN_2GHZ_XATTEN1_DB, pModal->bswAtten[0]);
781 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
782 AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
783 pModal->xatten2Margin[0]);
784 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ,
785 AR_PHY_GAIN_2GHZ_XATTEN2_DB, pModal->xatten2Db[0]);
787 /* Set the block 1 value to block 0 value */
788 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
789 AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN,
790 pModal->bswMargin[0]);
791 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
792 AR_PHY_GAIN_2GHZ_XATTEN1_DB, pModal->bswAtten[0]);
793 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
794 AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN,
795 pModal->xatten2Margin[0]);
796 REG_RMW_FIELD(ah, AR_PHY_GAIN_2GHZ + 0x1000,
797 AR_PHY_GAIN_2GHZ_XATTEN2_DB,
798 pModal->xatten2Db[0]);
801 REG_RMW_FIELD(ah, AR_PHY_RXGAIN,
802 AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
803 REG_RMW_FIELD(ah, AR_PHY_RXGAIN,
804 AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[0]);
806 REG_RMW_FIELD(ah, AR_PHY_RXGAIN + 0x1000,
807 AR9280_PHY_RXGAIN_TXRX_ATTEN, txRxAttenLocal);
808 REG_RMW_FIELD(ah, AR_PHY_RXGAIN + 0x1000,
809 AR9280_PHY_RXGAIN_TXRX_MARGIN, pModal->rxTxMarginCh[0]);
813 * Read EEPROM header info and program the device for correct operation
814 * given the channel value.
816 static void ath9k_hw_4k_set_board_values(struct ath_hw *ah,
817 struct ath9k_channel *chan)
819 struct modal_eep_4k_header *pModal;
820 struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k;
821 struct base_eep_header_4k *pBase = &eep->baseEepHeader;
823 u8 ob[5], db1[5], db2[5];
824 u8 ant_div_control1, ant_div_control2;
828 pModal = &eep->modalHeader;
831 REG_WRITE(ah, AR_PHY_SWITCH_COM, pModal->antCtrlCommon);
833 /* Single chain for 4K EEPROM*/
834 ath9k_hw_4k_set_gain(ah, pModal, eep, txRxAttenLocal);
836 /* Initialize Ant Diversity settings from EEPROM */
837 if (pModal->version >= 3) {
838 ant_div_control1 = pModal->antdiv_ctl1;
839 ant_div_control2 = pModal->antdiv_ctl2;
841 regVal = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL);
842 regVal &= (~(AR_PHY_9285_ANT_DIV_CTL_ALL));
844 regVal |= SM(ant_div_control1,
845 AR_PHY_9285_ANT_DIV_CTL);
846 regVal |= SM(ant_div_control2,
847 AR_PHY_9285_ANT_DIV_ALT_LNACONF);
848 regVal |= SM((ant_div_control2 >> 2),
849 AR_PHY_9285_ANT_DIV_MAIN_LNACONF);
850 regVal |= SM((ant_div_control1 >> 1),
851 AR_PHY_9285_ANT_DIV_ALT_GAINTB);
852 regVal |= SM((ant_div_control1 >> 2),
853 AR_PHY_9285_ANT_DIV_MAIN_GAINTB);
856 REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regVal);
857 regVal = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL);
858 regVal = REG_READ(ah, AR_PHY_CCK_DETECT);
859 regVal &= (~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
860 regVal |= SM((ant_div_control1 >> 3),
861 AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
863 REG_WRITE(ah, AR_PHY_CCK_DETECT, regVal);
864 regVal = REG_READ(ah, AR_PHY_CCK_DETECT);
867 if (pModal->version >= 2) {
868 ob[0] = pModal->ob_0;
869 ob[1] = pModal->ob_1;
870 ob[2] = pModal->ob_2;
871 ob[3] = pModal->ob_3;
872 ob[4] = pModal->ob_4;
874 db1[0] = pModal->db1_0;
875 db1[1] = pModal->db1_1;
876 db1[2] = pModal->db1_2;
877 db1[3] = pModal->db1_3;
878 db1[4] = pModal->db1_4;
880 db2[0] = pModal->db2_0;
881 db2[1] = pModal->db2_1;
882 db2[2] = pModal->db2_2;
883 db2[3] = pModal->db2_3;
884 db2[4] = pModal->db2_4;
885 } else if (pModal->version == 1) {
886 ob[0] = pModal->ob_0;
887 ob[1] = ob[2] = ob[3] = ob[4] = pModal->ob_1;
888 db1[0] = pModal->db1_0;
889 db1[1] = db1[2] = db1[3] = db1[4] = pModal->db1_1;
890 db2[0] = pModal->db2_0;
891 db2[1] = db2[2] = db2[3] = db2[4] = pModal->db2_1;
895 for (i = 0; i < 5; i++) {
896 ob[i] = pModal->ob_0;
897 db1[i] = pModal->db1_0;
898 db2[i] = pModal->db1_0;
902 if (AR_SREV_9271(ah)) {
903 ath9k_hw_analog_shift_rmw(ah,
905 AR9271_AN_RF2G3_OB_cck,
906 AR9271_AN_RF2G3_OB_cck_S,
908 ath9k_hw_analog_shift_rmw(ah,
910 AR9271_AN_RF2G3_OB_psk,
911 AR9271_AN_RF2G3_OB_psk_S,
913 ath9k_hw_analog_shift_rmw(ah,
915 AR9271_AN_RF2G3_OB_qam,
916 AR9271_AN_RF2G3_OB_qam_S,
918 ath9k_hw_analog_shift_rmw(ah,
920 AR9271_AN_RF2G3_DB_1,
921 AR9271_AN_RF2G3_DB_1_S,
923 ath9k_hw_analog_shift_rmw(ah,
925 AR9271_AN_RF2G4_DB_2,
926 AR9271_AN_RF2G4_DB_2_S,
929 ath9k_hw_analog_shift_rmw(ah,
931 AR9285_AN_RF2G3_OB_0,
932 AR9285_AN_RF2G3_OB_0_S,
934 ath9k_hw_analog_shift_rmw(ah,
936 AR9285_AN_RF2G3_OB_1,
937 AR9285_AN_RF2G3_OB_1_S,
939 ath9k_hw_analog_shift_rmw(ah,
941 AR9285_AN_RF2G3_OB_2,
942 AR9285_AN_RF2G3_OB_2_S,
944 ath9k_hw_analog_shift_rmw(ah,
946 AR9285_AN_RF2G3_OB_3,
947 AR9285_AN_RF2G3_OB_3_S,
949 ath9k_hw_analog_shift_rmw(ah,
951 AR9285_AN_RF2G3_OB_4,
952 AR9285_AN_RF2G3_OB_4_S,
955 ath9k_hw_analog_shift_rmw(ah,
957 AR9285_AN_RF2G3_DB1_0,
958 AR9285_AN_RF2G3_DB1_0_S,
960 ath9k_hw_analog_shift_rmw(ah,
962 AR9285_AN_RF2G3_DB1_1,
963 AR9285_AN_RF2G3_DB1_1_S,
965 ath9k_hw_analog_shift_rmw(ah,
967 AR9285_AN_RF2G3_DB1_2,
968 AR9285_AN_RF2G3_DB1_2_S,
970 ath9k_hw_analog_shift_rmw(ah,
972 AR9285_AN_RF2G4_DB1_3,
973 AR9285_AN_RF2G4_DB1_3_S,
975 ath9k_hw_analog_shift_rmw(ah,
977 AR9285_AN_RF2G4_DB1_4,
978 AR9285_AN_RF2G4_DB1_4_S, db1[4]);
980 ath9k_hw_analog_shift_rmw(ah,
982 AR9285_AN_RF2G4_DB2_0,
983 AR9285_AN_RF2G4_DB2_0_S,
985 ath9k_hw_analog_shift_rmw(ah,
987 AR9285_AN_RF2G4_DB2_1,
988 AR9285_AN_RF2G4_DB2_1_S,
990 ath9k_hw_analog_shift_rmw(ah,
992 AR9285_AN_RF2G4_DB2_2,
993 AR9285_AN_RF2G4_DB2_2_S,
995 ath9k_hw_analog_shift_rmw(ah,
997 AR9285_AN_RF2G4_DB2_3,
998 AR9285_AN_RF2G4_DB2_3_S,
1000 ath9k_hw_analog_shift_rmw(ah,
1002 AR9285_AN_RF2G4_DB2_4,
1003 AR9285_AN_RF2G4_DB2_4_S,
1008 REG_RMW_FIELD(ah, AR_PHY_SETTLING, AR_PHY_SETTLING_SWITCH,
1009 pModal->switchSettling);
1010 REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ, AR_PHY_DESIRED_SZ_ADC,
1011 pModal->adcDesiredSize);
1013 REG_WRITE(ah, AR_PHY_RF_CTL4,
1014 SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAA_OFF) |
1015 SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAB_OFF) |
1016 SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAA_ON) |
1017 SM(pModal->txFrameToXpaOn, AR_PHY_RF_CTL4_FRAME_XPAB_ON));
1019 REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON,
1020 pModal->txEndToRxOn);
1022 if (AR_SREV_9271_10(ah))
1023 REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON,
1024 pModal->txEndToRxOn);
1025 REG_RMW_FIELD(ah, AR_PHY_CCA, AR9280_PHY_CCA_THRESH62,
1027 REG_RMW_FIELD(ah, AR_PHY_EXT_CCA0, AR_PHY_EXT_CCA0_THRESH62,
1030 if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
1031 AR5416_EEP_MINOR_VER_2) {
1032 REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_DATA_START,
1033 pModal->txFrameToDataStart);
1034 REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_PA_ON,
1035 pModal->txFrameToPaOn);
1038 if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >=
1039 AR5416_EEP_MINOR_VER_3) {
1040 if (IS_CHAN_HT40(chan))
1041 REG_RMW_FIELD(ah, AR_PHY_SETTLING,
1042 AR_PHY_SETTLING_SWITCH,
1043 pModal->swSettleHt40);
1046 bb_desired_scale = (pModal->bb_scale_smrt_antenna &
1047 EEP_4K_BB_DESIRED_SCALE_MASK);
1048 if ((pBase->txGainType == 0) && (bb_desired_scale != 0)) {
1049 u32 pwrctrl, mask, clr;
1051 mask = BIT(0)|BIT(5)|BIT(10)|BIT(15)|BIT(20)|BIT(25);
1052 pwrctrl = mask * bb_desired_scale;
1054 REG_RMW(ah, AR_PHY_TX_PWRCTRL8, pwrctrl, clr);
1055 REG_RMW(ah, AR_PHY_TX_PWRCTRL10, pwrctrl, clr);
1056 REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL12, pwrctrl, clr);
1058 mask = BIT(0)|BIT(5)|BIT(15);
1059 pwrctrl = mask * bb_desired_scale;
1061 REG_RMW(ah, AR_PHY_TX_PWRCTRL9, pwrctrl, clr);
1063 mask = BIT(0)|BIT(5);
1064 pwrctrl = mask * bb_desired_scale;
1066 REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL11, pwrctrl, clr);
1067 REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL13, pwrctrl, clr);
1071 static u16 ath9k_hw_4k_get_spur_channel(struct ath_hw *ah, u16 i, bool is2GHz)
1073 #define EEP_MAP4K_SPURCHAN \
1074 (ah->eeprom.map4k.modalHeader.spurChans[i].spurChan)
1075 struct ath_common *common = ath9k_hw_common(ah);
1077 u16 spur_val = AR_NO_SPUR;
1079 ath_dbg(common, ANI, "Getting spur idx:%d is2Ghz:%d val:%x\n",
1080 i, is2GHz, ah->config.spurchans[i][is2GHz]);
1082 switch (ah->config.spurmode) {
1085 case SPUR_ENABLE_IOCTL:
1086 spur_val = ah->config.spurchans[i][is2GHz];
1087 ath_dbg(common, ANI, "Getting spur val from new loc. %d\n",
1090 case SPUR_ENABLE_EEPROM:
1091 spur_val = EEP_MAP4K_SPURCHAN;
1097 #undef EEP_MAP4K_SPURCHAN
1100 const struct eeprom_ops eep_4k_ops = {
1101 .check_eeprom = ath9k_hw_4k_check_eeprom,
1102 .get_eeprom = ath9k_hw_4k_get_eeprom,
1103 .fill_eeprom = ath9k_hw_4k_fill_eeprom,
1104 .dump_eeprom = ath9k_hw_4k_dump_eeprom,
1105 .get_eeprom_ver = ath9k_hw_4k_get_eeprom_ver,
1106 .get_eeprom_rev = ath9k_hw_4k_get_eeprom_rev,
1107 .set_board_values = ath9k_hw_4k_set_board_values,
1108 .set_txpower = ath9k_hw_4k_set_txpower,
1109 .get_spur_channel = ath9k_hw_4k_get_spur_channel