ar2413.c revision 1.2.4.2
1 1.2.4.2 skrll /* 2 1.2.4.2 skrll * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 3 1.2.4.2 skrll * Copyright (c) 2002-2008 Atheros Communications, Inc. 4 1.2.4.2 skrll * 5 1.2.4.2 skrll * Permission to use, copy, modify, and/or distribute this software for any 6 1.2.4.2 skrll * purpose with or without fee is hereby granted, provided that the above 7 1.2.4.2 skrll * copyright notice and this permission notice appear in all copies. 8 1.2.4.2 skrll * 9 1.2.4.2 skrll * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 1.2.4.2 skrll * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 1.2.4.2 skrll * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 1.2.4.2 skrll * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 1.2.4.2 skrll * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 1.2.4.2 skrll * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 1.2.4.2 skrll * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 1.2.4.2 skrll * 17 1.2.4.2 skrll * $Id: ar2413.c,v 1.2.4.2 2009/01/19 13:19:26 skrll Exp $ 18 1.2.4.2 skrll */ 19 1.2.4.2 skrll #include "opt_ah.h" 20 1.2.4.2 skrll 21 1.2.4.2 skrll #include "ah.h" 22 1.2.4.2 skrll #include "ah_internal.h" 23 1.2.4.2 skrll 24 1.2.4.2 skrll #include "ar5212/ar5212.h" 25 1.2.4.2 skrll #include "ar5212/ar5212reg.h" 26 1.2.4.2 skrll #include "ar5212/ar5212phy.h" 27 1.2.4.2 skrll 28 1.2.4.2 skrll #include "ah_eeprom_v3.h" 29 1.2.4.2 skrll 30 1.2.4.2 skrll #define AH_5212_2413 31 1.2.4.2 skrll #include "ar5212/ar5212.ini" 32 1.2.4.2 skrll 33 1.2.4.2 skrll #define N(a) (sizeof(a)/sizeof(a[0])) 34 1.2.4.2 skrll 35 1.2.4.2 skrll struct ar2413State { 36 1.2.4.2 skrll RF_HAL_FUNCS base; /* public state, must be first */ 37 1.2.4.2 skrll uint16_t pcdacTable[PWR_TABLE_SIZE_2413]; 38 1.2.4.2 skrll 39 1.2.4.2 skrll uint32_t Bank1Data[N(ar5212Bank1_2413)]; 40 1.2.4.2 skrll uint32_t Bank2Data[N(ar5212Bank2_2413)]; 41 1.2.4.2 skrll uint32_t Bank3Data[N(ar5212Bank3_2413)]; 42 1.2.4.2 skrll uint32_t Bank6Data[N(ar5212Bank6_2413)]; 43 1.2.4.2 skrll uint32_t Bank7Data[N(ar5212Bank7_2413)]; 44 1.2.4.2 skrll 45 1.2.4.2 skrll /* 46 1.2.4.2 skrll * Private state for reduced stack usage. 47 1.2.4.2 skrll */ 48 1.2.4.2 skrll /* filled out Vpd table for all pdGains (chanL) */ 49 1.2.4.2 skrll uint16_t vpdTable_L[MAX_NUM_PDGAINS_PER_CHANNEL] 50 1.2.4.2 skrll [MAX_PWR_RANGE_IN_HALF_DB]; 51 1.2.4.2 skrll /* filled out Vpd table for all pdGains (chanR) */ 52 1.2.4.2 skrll uint16_t vpdTable_R[MAX_NUM_PDGAINS_PER_CHANNEL] 53 1.2.4.2 skrll [MAX_PWR_RANGE_IN_HALF_DB]; 54 1.2.4.2 skrll /* filled out Vpd table for all pdGains (interpolated) */ 55 1.2.4.2 skrll uint16_t vpdTable_I[MAX_NUM_PDGAINS_PER_CHANNEL] 56 1.2.4.2 skrll [MAX_PWR_RANGE_IN_HALF_DB]; 57 1.2.4.2 skrll }; 58 1.2.4.2 skrll #define AR2413(ah) ((struct ar2413State *) AH5212(ah)->ah_rfHal) 59 1.2.4.2 skrll 60 1.2.4.2 skrll extern void ar5212ModifyRfBuffer(uint32_t *rfBuf, uint32_t reg32, 61 1.2.4.2 skrll uint32_t numBits, uint32_t firstBit, uint32_t column); 62 1.2.4.2 skrll 63 1.2.4.2 skrll static void 64 1.2.4.2 skrll ar2413WriteRegs(struct ath_hal *ah, u_int modesIndex, u_int freqIndex, 65 1.2.4.2 skrll int writes) 66 1.2.4.2 skrll { 67 1.2.4.2 skrll HAL_INI_WRITE_ARRAY(ah, ar5212Modes_2413, modesIndex, writes); 68 1.2.4.2 skrll HAL_INI_WRITE_ARRAY(ah, ar5212Common_2413, 1, writes); 69 1.2.4.2 skrll HAL_INI_WRITE_ARRAY(ah, ar5212BB_RfGain_2413, freqIndex, writes); 70 1.2.4.2 skrll } 71 1.2.4.2 skrll 72 1.2.4.2 skrll /* 73 1.2.4.2 skrll * Take the MHz channel value and set the Channel value 74 1.2.4.2 skrll * 75 1.2.4.2 skrll * ASSUMES: Writes enabled to analog bus 76 1.2.4.2 skrll */ 77 1.2.4.2 skrll static HAL_BOOL 78 1.2.4.2 skrll ar2413SetChannel(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *chan) 79 1.2.4.2 skrll { 80 1.2.4.2 skrll uint32_t channelSel = 0; 81 1.2.4.2 skrll uint32_t bModeSynth = 0; 82 1.2.4.2 skrll uint32_t aModeRefSel = 0; 83 1.2.4.2 skrll uint32_t reg32 = 0; 84 1.2.4.2 skrll uint16_t freq; 85 1.2.4.2 skrll 86 1.2.4.2 skrll OS_MARK(ah, AH_MARK_SETCHANNEL, chan->channel); 87 1.2.4.2 skrll 88 1.2.4.2 skrll if (chan->channel < 4800) { 89 1.2.4.2 skrll uint32_t txctl; 90 1.2.4.2 skrll 91 1.2.4.2 skrll if (((chan->channel - 2192) % 5) == 0) { 92 1.2.4.2 skrll channelSel = ((chan->channel - 672) * 2 - 3040)/10; 93 1.2.4.2 skrll bModeSynth = 0; 94 1.2.4.2 skrll } else if (((chan->channel - 2224) % 5) == 0) { 95 1.2.4.2 skrll channelSel = ((chan->channel - 704) * 2 - 3040) / 10; 96 1.2.4.2 skrll bModeSynth = 1; 97 1.2.4.2 skrll } else { 98 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_ANY, 99 1.2.4.2 skrll "%s: invalid channel %u MHz\n", 100 1.2.4.2 skrll __func__, chan->channel); 101 1.2.4.2 skrll return AH_FALSE; 102 1.2.4.2 skrll } 103 1.2.4.2 skrll 104 1.2.4.2 skrll channelSel = (channelSel << 2) & 0xff; 105 1.2.4.2 skrll channelSel = ath_hal_reverseBits(channelSel, 8); 106 1.2.4.2 skrll 107 1.2.4.2 skrll txctl = OS_REG_READ(ah, AR_PHY_CCK_TX_CTRL); 108 1.2.4.2 skrll if (chan->channel == 2484) { 109 1.2.4.2 skrll /* Enable channel spreading for channel 14 */ 110 1.2.4.2 skrll OS_REG_WRITE(ah, AR_PHY_CCK_TX_CTRL, 111 1.2.4.2 skrll txctl | AR_PHY_CCK_TX_CTRL_JAPAN); 112 1.2.4.2 skrll } else { 113 1.2.4.2 skrll OS_REG_WRITE(ah, AR_PHY_CCK_TX_CTRL, 114 1.2.4.2 skrll txctl &~ AR_PHY_CCK_TX_CTRL_JAPAN); 115 1.2.4.2 skrll } 116 1.2.4.2 skrll } else if (((chan->channel % 5) == 2) && (chan->channel <= 5435)) { 117 1.2.4.2 skrll freq = chan->channel - 2; /* Align to even 5MHz raster */ 118 1.2.4.2 skrll channelSel = ath_hal_reverseBits( 119 1.2.4.2 skrll (uint32_t)(((freq - 4800)*10)/25 + 1), 8); 120 1.2.4.2 skrll aModeRefSel = ath_hal_reverseBits(0, 2); 121 1.2.4.2 skrll } else if ((chan->channel % 20) == 0 && chan->channel >= 5120) { 122 1.2.4.2 skrll channelSel = ath_hal_reverseBits( 123 1.2.4.2 skrll ((chan->channel - 4800) / 20 << 2), 8); 124 1.2.4.2 skrll aModeRefSel = ath_hal_reverseBits(3, 2); 125 1.2.4.2 skrll } else if ((chan->channel % 10) == 0) { 126 1.2.4.2 skrll channelSel = ath_hal_reverseBits( 127 1.2.4.2 skrll ((chan->channel - 4800) / 10 << 1), 8); 128 1.2.4.2 skrll aModeRefSel = ath_hal_reverseBits(2, 2); 129 1.2.4.2 skrll } else if ((chan->channel % 5) == 0) { 130 1.2.4.2 skrll channelSel = ath_hal_reverseBits( 131 1.2.4.2 skrll (chan->channel - 4800) / 5, 8); 132 1.2.4.2 skrll aModeRefSel = ath_hal_reverseBits(1, 2); 133 1.2.4.2 skrll } else { 134 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid channel %u MHz\n", 135 1.2.4.2 skrll __func__, chan->channel); 136 1.2.4.2 skrll return AH_FALSE; 137 1.2.4.2 skrll } 138 1.2.4.2 skrll 139 1.2.4.2 skrll reg32 = (channelSel << 4) | (aModeRefSel << 2) | (bModeSynth << 1) | 140 1.2.4.2 skrll (1 << 12) | 0x1; 141 1.2.4.2 skrll OS_REG_WRITE(ah, AR_PHY(0x27), reg32 & 0xff); 142 1.2.4.2 skrll 143 1.2.4.2 skrll reg32 >>= 8; 144 1.2.4.2 skrll OS_REG_WRITE(ah, AR_PHY(0x36), reg32 & 0x7f); 145 1.2.4.2 skrll 146 1.2.4.2 skrll AH_PRIVATE(ah)->ah_curchan = chan; 147 1.2.4.2 skrll 148 1.2.4.2 skrll return AH_TRUE; 149 1.2.4.2 skrll } 150 1.2.4.2 skrll 151 1.2.4.2 skrll /* 152 1.2.4.2 skrll * Reads EEPROM header info from device structure and programs 153 1.2.4.2 skrll * all rf registers 154 1.2.4.2 skrll * 155 1.2.4.2 skrll * REQUIRES: Access to the analog rf device 156 1.2.4.2 skrll */ 157 1.2.4.2 skrll static HAL_BOOL 158 1.2.4.2 skrll ar2413SetRfRegs(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *chan, uint16_t modesIndex, uint16_t *rfXpdGain) 159 1.2.4.2 skrll { 160 1.2.4.2 skrll #define RF_BANK_SETUP(_priv, _ix, _col) do { \ 161 1.2.4.2 skrll int i; \ 162 1.2.4.2 skrll for (i = 0; i < N(ar5212Bank##_ix##_2413); i++) \ 163 1.2.4.2 skrll (_priv)->Bank##_ix##Data[i] = ar5212Bank##_ix##_2413[i][_col];\ 164 1.2.4.2 skrll } while (0) 165 1.2.4.2 skrll struct ath_hal_5212 *ahp = AH5212(ah); 166 1.2.4.2 skrll const HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom; 167 1.2.4.2 skrll uint16_t ob2GHz = 0, db2GHz = 0; 168 1.2.4.2 skrll struct ar2413State *priv = AR2413(ah); 169 1.2.4.2 skrll int regWrites = 0; 170 1.2.4.2 skrll 171 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_RFPARAM, 172 1.2.4.2 skrll "%s: chan 0x%x flag 0x%x modesIndex 0x%x\n", 173 1.2.4.2 skrll __func__, chan->channel, chan->channelFlags, modesIndex); 174 1.2.4.2 skrll 175 1.2.4.2 skrll HALASSERT(priv); 176 1.2.4.2 skrll 177 1.2.4.2 skrll /* Setup rf parameters */ 178 1.2.4.2 skrll switch (chan->channelFlags & CHANNEL_ALL) { 179 1.2.4.2 skrll case CHANNEL_B: 180 1.2.4.2 skrll ob2GHz = ee->ee_obFor24; 181 1.2.4.2 skrll db2GHz = ee->ee_dbFor24; 182 1.2.4.2 skrll break; 183 1.2.4.2 skrll case CHANNEL_G: 184 1.2.4.2 skrll case CHANNEL_108G: 185 1.2.4.2 skrll ob2GHz = ee->ee_obFor24g; 186 1.2.4.2 skrll db2GHz = ee->ee_dbFor24g; 187 1.2.4.2 skrll break; 188 1.2.4.2 skrll default: 189 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid channel flags 0x%x\n", 190 1.2.4.2 skrll __func__, chan->channelFlags); 191 1.2.4.2 skrll return AH_FALSE; 192 1.2.4.2 skrll } 193 1.2.4.2 skrll 194 1.2.4.2 skrll /* Bank 1 Write */ 195 1.2.4.2 skrll RF_BANK_SETUP(priv, 1, 1); 196 1.2.4.2 skrll 197 1.2.4.2 skrll /* Bank 2 Write */ 198 1.2.4.2 skrll RF_BANK_SETUP(priv, 2, modesIndex); 199 1.2.4.2 skrll 200 1.2.4.2 skrll /* Bank 3 Write */ 201 1.2.4.2 skrll RF_BANK_SETUP(priv, 3, modesIndex); 202 1.2.4.2 skrll 203 1.2.4.2 skrll /* Bank 6 Write */ 204 1.2.4.2 skrll RF_BANK_SETUP(priv, 6, modesIndex); 205 1.2.4.2 skrll 206 1.2.4.2 skrll ar5212ModifyRfBuffer(priv->Bank6Data, ob2GHz, 3, 168, 0); 207 1.2.4.2 skrll ar5212ModifyRfBuffer(priv->Bank6Data, db2GHz, 3, 165, 0); 208 1.2.4.2 skrll 209 1.2.4.2 skrll /* Bank 7 Setup */ 210 1.2.4.2 skrll RF_BANK_SETUP(priv, 7, modesIndex); 211 1.2.4.2 skrll 212 1.2.4.2 skrll /* Write Analog registers */ 213 1.2.4.2 skrll HAL_INI_WRITE_BANK(ah, ar5212Bank1_2413, priv->Bank1Data, regWrites); 214 1.2.4.2 skrll HAL_INI_WRITE_BANK(ah, ar5212Bank2_2413, priv->Bank2Data, regWrites); 215 1.2.4.2 skrll HAL_INI_WRITE_BANK(ah, ar5212Bank3_2413, priv->Bank3Data, regWrites); 216 1.2.4.2 skrll HAL_INI_WRITE_BANK(ah, ar5212Bank6_2413, priv->Bank6Data, regWrites); 217 1.2.4.2 skrll HAL_INI_WRITE_BANK(ah, ar5212Bank7_2413, priv->Bank7Data, regWrites); 218 1.2.4.2 skrll 219 1.2.4.2 skrll /* Now that we have reprogrammed rfgain value, clear the flag. */ 220 1.2.4.2 skrll ahp->ah_rfgainState = HAL_RFGAIN_INACTIVE; 221 1.2.4.2 skrll 222 1.2.4.2 skrll return AH_TRUE; 223 1.2.4.2 skrll #undef RF_BANK_SETUP 224 1.2.4.2 skrll } 225 1.2.4.2 skrll 226 1.2.4.2 skrll /* 227 1.2.4.2 skrll * Return a reference to the requested RF Bank. 228 1.2.4.2 skrll */ 229 1.2.4.2 skrll static uint32_t * 230 1.2.4.2 skrll ar2413GetRfBank(struct ath_hal *ah, int bank) 231 1.2.4.2 skrll { 232 1.2.4.2 skrll struct ar2413State *priv = AR2413(ah); 233 1.2.4.2 skrll 234 1.2.4.2 skrll HALASSERT(priv != AH_NULL); 235 1.2.4.2 skrll switch (bank) { 236 1.2.4.2 skrll case 1: return priv->Bank1Data; 237 1.2.4.2 skrll case 2: return priv->Bank2Data; 238 1.2.4.2 skrll case 3: return priv->Bank3Data; 239 1.2.4.2 skrll case 6: return priv->Bank6Data; 240 1.2.4.2 skrll case 7: return priv->Bank7Data; 241 1.2.4.2 skrll } 242 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unknown RF Bank %d requested\n", 243 1.2.4.2 skrll __func__, bank); 244 1.2.4.2 skrll return AH_NULL; 245 1.2.4.2 skrll } 246 1.2.4.2 skrll 247 1.2.4.2 skrll /* 248 1.2.4.2 skrll * Return indices surrounding the value in sorted integer lists. 249 1.2.4.2 skrll * 250 1.2.4.2 skrll * NB: the input list is assumed to be sorted in ascending order 251 1.2.4.2 skrll */ 252 1.2.4.2 skrll static void 253 1.2.4.2 skrll GetLowerUpperIndex(int16_t v, const uint16_t *lp, uint16_t listSize, 254 1.2.4.2 skrll uint32_t *vlo, uint32_t *vhi) 255 1.2.4.2 skrll { 256 1.2.4.2 skrll int16_t target = v; 257 1.2.4.2 skrll const uint16_t *ep = lp+listSize; 258 1.2.4.2 skrll const uint16_t *tp; 259 1.2.4.2 skrll 260 1.2.4.2 skrll /* 261 1.2.4.2 skrll * Check first and last elements for out-of-bounds conditions. 262 1.2.4.2 skrll */ 263 1.2.4.2 skrll if (target < lp[0]) { 264 1.2.4.2 skrll *vlo = *vhi = 0; 265 1.2.4.2 skrll return; 266 1.2.4.2 skrll } 267 1.2.4.2 skrll if (target >= ep[-1]) { 268 1.2.4.2 skrll *vlo = *vhi = listSize - 1; 269 1.2.4.2 skrll return; 270 1.2.4.2 skrll } 271 1.2.4.2 skrll 272 1.2.4.2 skrll /* look for value being near or between 2 values in list */ 273 1.2.4.2 skrll for (tp = lp; tp < ep; tp++) { 274 1.2.4.2 skrll /* 275 1.2.4.2 skrll * If value is close to the current value of the list 276 1.2.4.2 skrll * then target is not between values, it is one of the values 277 1.2.4.2 skrll */ 278 1.2.4.2 skrll if (*tp == target) { 279 1.2.4.2 skrll *vlo = *vhi = tp - (const uint16_t *) lp; 280 1.2.4.2 skrll return; 281 1.2.4.2 skrll } 282 1.2.4.2 skrll /* 283 1.2.4.2 skrll * Look for value being between current value and next value 284 1.2.4.2 skrll * if so return these 2 values 285 1.2.4.2 skrll */ 286 1.2.4.2 skrll if (target < tp[1]) { 287 1.2.4.2 skrll *vlo = tp - (const uint16_t *) lp; 288 1.2.4.2 skrll *vhi = *vlo + 1; 289 1.2.4.2 skrll return; 290 1.2.4.2 skrll } 291 1.2.4.2 skrll } 292 1.2.4.2 skrll } 293 1.2.4.2 skrll 294 1.2.4.2 skrll /* 295 1.2.4.2 skrll * Fill the Vpdlist for indices Pmax-Pmin 296 1.2.4.2 skrll */ 297 1.2.4.2 skrll static HAL_BOOL 298 1.2.4.2 skrll ar2413FillVpdTable(uint32_t pdGainIdx, int16_t Pmin, int16_t Pmax, 299 1.2.4.2 skrll const int16_t *pwrList, const uint16_t *VpdList, 300 1.2.4.2 skrll uint16_t numIntercepts, uint16_t retVpdList[][64]) 301 1.2.4.2 skrll { 302 1.2.4.2 skrll uint16_t ii, jj, kk; 303 1.2.4.2 skrll int16_t currPwr = (int16_t)(2*Pmin); 304 1.2.4.2 skrll /* since Pmin is pwr*2 and pwrList is 4*pwr */ 305 1.2.4.2 skrll uint32_t idxL = 0, idxR = 0; 306 1.2.4.2 skrll 307 1.2.4.2 skrll ii = 0; 308 1.2.4.2 skrll jj = 0; 309 1.2.4.2 skrll 310 1.2.4.2 skrll if (numIntercepts < 2) 311 1.2.4.2 skrll return AH_FALSE; 312 1.2.4.2 skrll 313 1.2.4.2 skrll while (ii <= (uint16_t)(Pmax - Pmin)) { 314 1.2.4.2 skrll GetLowerUpperIndex(currPwr, (const uint16_t *) pwrList, 315 1.2.4.2 skrll numIntercepts, &(idxL), &(idxR)); 316 1.2.4.2 skrll if (idxR < 1) 317 1.2.4.2 skrll idxR = 1; /* extrapolate below */ 318 1.2.4.2 skrll if (idxL == (uint32_t)(numIntercepts - 1)) 319 1.2.4.2 skrll idxL = numIntercepts - 2; /* extrapolate above */ 320 1.2.4.2 skrll if (pwrList[idxL] == pwrList[idxR]) 321 1.2.4.2 skrll kk = VpdList[idxL]; 322 1.2.4.2 skrll else 323 1.2.4.2 skrll kk = (uint16_t) 324 1.2.4.2 skrll (((currPwr - pwrList[idxL])*VpdList[idxR]+ 325 1.2.4.2 skrll (pwrList[idxR] - currPwr)*VpdList[idxL])/ 326 1.2.4.2 skrll (pwrList[idxR] - pwrList[idxL])); 327 1.2.4.2 skrll retVpdList[pdGainIdx][ii] = kk; 328 1.2.4.2 skrll ii++; 329 1.2.4.2 skrll currPwr += 2; /* half dB steps */ 330 1.2.4.2 skrll } 331 1.2.4.2 skrll 332 1.2.4.2 skrll return AH_TRUE; 333 1.2.4.2 skrll } 334 1.2.4.2 skrll 335 1.2.4.2 skrll /* 336 1.2.4.2 skrll * Returns interpolated or the scaled up interpolated value 337 1.2.4.2 skrll */ 338 1.2.4.2 skrll static int16_t 339 1.2.4.2 skrll interpolate_signed(uint16_t target, uint16_t srcLeft, uint16_t srcRight, 340 1.2.4.2 skrll int16_t targetLeft, int16_t targetRight) 341 1.2.4.2 skrll { 342 1.2.4.2 skrll int16_t rv; 343 1.2.4.2 skrll 344 1.2.4.2 skrll if (srcRight != srcLeft) { 345 1.2.4.2 skrll rv = ((target - srcLeft)*targetRight + 346 1.2.4.2 skrll (srcRight - target)*targetLeft) / (srcRight - srcLeft); 347 1.2.4.2 skrll } else { 348 1.2.4.2 skrll rv = targetLeft; 349 1.2.4.2 skrll } 350 1.2.4.2 skrll return rv; 351 1.2.4.2 skrll } 352 1.2.4.2 skrll 353 1.2.4.2 skrll /* 354 1.2.4.2 skrll * Uses the data points read from EEPROM to reconstruct the pdadc power table 355 1.2.4.2 skrll * Called by ar2413SetPowerTable() 356 1.2.4.2 skrll */ 357 1.2.4.2 skrll static int 358 1.2.4.2 skrll ar2413getGainBoundariesAndPdadcsForPowers(struct ath_hal *ah, uint16_t channel, 359 1.2.4.2 skrll const RAW_DATA_STRUCT_2413 *pRawDataset, 360 1.2.4.2 skrll uint16_t pdGainOverlap_t2, 361 1.2.4.2 skrll int16_t *pMinCalPower, uint16_t pPdGainBoundaries[], 362 1.2.4.2 skrll uint16_t pPdGainValues[], uint16_t pPDADCValues[]) 363 1.2.4.2 skrll { 364 1.2.4.2 skrll struct ar2413State *priv = AR2413(ah); 365 1.2.4.2 skrll #define VpdTable_L priv->vpdTable_L 366 1.2.4.2 skrll #define VpdTable_R priv->vpdTable_R 367 1.2.4.2 skrll #define VpdTable_I priv->vpdTable_I 368 1.2.4.2 skrll uint32_t ii, jj, kk; 369 1.2.4.2 skrll int32_t ss;/* potentially -ve index for taking care of pdGainOverlap */ 370 1.2.4.2 skrll uint32_t idxL = 0, idxR = 0; 371 1.2.4.2 skrll uint32_t numPdGainsUsed = 0; 372 1.2.4.2 skrll /* 373 1.2.4.2 skrll * If desired to support -ve power levels in future, just 374 1.2.4.2 skrll * change pwr_I_0 to signed 5-bits. 375 1.2.4.2 skrll */ 376 1.2.4.2 skrll int16_t Pmin_t2[MAX_NUM_PDGAINS_PER_CHANNEL]; 377 1.2.4.2 skrll /* to accomodate -ve power levels later on. */ 378 1.2.4.2 skrll int16_t Pmax_t2[MAX_NUM_PDGAINS_PER_CHANNEL]; 379 1.2.4.2 skrll /* to accomodate -ve power levels later on */ 380 1.2.4.2 skrll uint16_t numVpd = 0; 381 1.2.4.2 skrll uint16_t Vpd_step; 382 1.2.4.2 skrll int16_t tmpVal ; 383 1.2.4.2 skrll uint32_t sizeCurrVpdTable, maxIndex, tgtIndex; 384 1.2.4.2 skrll 385 1.2.4.2 skrll /* Get upper lower index */ 386 1.2.4.2 skrll GetLowerUpperIndex(channel, pRawDataset->pChannels, 387 1.2.4.2 skrll pRawDataset->numChannels, &(idxL), &(idxR)); 388 1.2.4.2 skrll 389 1.2.4.2 skrll for (ii = 0; ii < MAX_NUM_PDGAINS_PER_CHANNEL; ii++) { 390 1.2.4.2 skrll jj = MAX_NUM_PDGAINS_PER_CHANNEL - ii - 1; 391 1.2.4.2 skrll /* work backwards 'cause highest pdGain for lowest power */ 392 1.2.4.2 skrll numVpd = pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].numVpd; 393 1.2.4.2 skrll if (numVpd > 0) { 394 1.2.4.2 skrll pPdGainValues[numPdGainsUsed] = pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].pd_gain; 395 1.2.4.2 skrll Pmin_t2[numPdGainsUsed] = pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].pwr_t4[0]; 396 1.2.4.2 skrll if (Pmin_t2[numPdGainsUsed] >pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[0]) { 397 1.2.4.2 skrll Pmin_t2[numPdGainsUsed] = pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[0]; 398 1.2.4.2 skrll } 399 1.2.4.2 skrll Pmin_t2[numPdGainsUsed] = (int16_t) 400 1.2.4.2 skrll (Pmin_t2[numPdGainsUsed] / 2); 401 1.2.4.2 skrll Pmax_t2[numPdGainsUsed] = pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].pwr_t4[numVpd-1]; 402 1.2.4.2 skrll if (Pmax_t2[numPdGainsUsed] > pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[numVpd-1]) 403 1.2.4.2 skrll Pmax_t2[numPdGainsUsed] = 404 1.2.4.2 skrll pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[numVpd-1]; 405 1.2.4.2 skrll Pmax_t2[numPdGainsUsed] = (int16_t)(Pmax_t2[numPdGainsUsed] / 2); 406 1.2.4.2 skrll ar2413FillVpdTable( 407 1.2.4.2 skrll numPdGainsUsed, Pmin_t2[numPdGainsUsed], Pmax_t2[numPdGainsUsed], 408 1.2.4.2 skrll &(pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].pwr_t4[0]), 409 1.2.4.2 skrll &(pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].Vpd[0]), numVpd, VpdTable_L 410 1.2.4.2 skrll ); 411 1.2.4.2 skrll ar2413FillVpdTable( 412 1.2.4.2 skrll numPdGainsUsed, Pmin_t2[numPdGainsUsed], Pmax_t2[numPdGainsUsed], 413 1.2.4.2 skrll &(pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[0]), 414 1.2.4.2 skrll &(pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].Vpd[0]), numVpd, VpdTable_R 415 1.2.4.2 skrll ); 416 1.2.4.2 skrll for (kk = 0; kk < (uint16_t)(Pmax_t2[numPdGainsUsed] - Pmin_t2[numPdGainsUsed]); kk++) { 417 1.2.4.2 skrll VpdTable_I[numPdGainsUsed][kk] = 418 1.2.4.2 skrll interpolate_signed( 419 1.2.4.2 skrll channel, pRawDataset->pChannels[idxL], pRawDataset->pChannels[idxR], 420 1.2.4.2 skrll (int16_t)VpdTable_L[numPdGainsUsed][kk], (int16_t)VpdTable_R[numPdGainsUsed][kk]); 421 1.2.4.2 skrll } 422 1.2.4.2 skrll /* fill VpdTable_I for this pdGain */ 423 1.2.4.2 skrll numPdGainsUsed++; 424 1.2.4.2 skrll } 425 1.2.4.2 skrll /* if this pdGain is used */ 426 1.2.4.2 skrll } 427 1.2.4.2 skrll 428 1.2.4.2 skrll *pMinCalPower = Pmin_t2[0]; 429 1.2.4.2 skrll kk = 0; /* index for the final table */ 430 1.2.4.2 skrll for (ii = 0; ii < numPdGainsUsed; ii++) { 431 1.2.4.2 skrll if (ii == (numPdGainsUsed - 1)) 432 1.2.4.2 skrll pPdGainBoundaries[ii] = Pmax_t2[ii] + 433 1.2.4.2 skrll PD_GAIN_BOUNDARY_STRETCH_IN_HALF_DB; 434 1.2.4.2 skrll else 435 1.2.4.2 skrll pPdGainBoundaries[ii] = (uint16_t) 436 1.2.4.2 skrll ((Pmax_t2[ii] + Pmin_t2[ii+1]) / 2 ); 437 1.2.4.2 skrll if (pPdGainBoundaries[ii] > 63) { 438 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_ANY, 439 1.2.4.2 skrll "%s: clamp pPdGainBoundaries[%d] %d\n", 440 1.2.4.2 skrll __func__, ii, pPdGainBoundaries[ii]);/*XXX*/ 441 1.2.4.2 skrll pPdGainBoundaries[ii] = 63; 442 1.2.4.2 skrll } 443 1.2.4.2 skrll 444 1.2.4.2 skrll /* Find starting index for this pdGain */ 445 1.2.4.2 skrll if (ii == 0) 446 1.2.4.2 skrll ss = 0; /* for the first pdGain, start from index 0 */ 447 1.2.4.2 skrll else 448 1.2.4.2 skrll ss = (pPdGainBoundaries[ii-1] - Pmin_t2[ii]) - 449 1.2.4.2 skrll pdGainOverlap_t2; 450 1.2.4.2 skrll Vpd_step = (uint16_t)(VpdTable_I[ii][1] - VpdTable_I[ii][0]); 451 1.2.4.2 skrll Vpd_step = (uint16_t)((Vpd_step < 1) ? 1 : Vpd_step); 452 1.2.4.2 skrll /* 453 1.2.4.2 skrll *-ve ss indicates need to extrapolate data below for this pdGain 454 1.2.4.2 skrll */ 455 1.2.4.2 skrll while (ss < 0) { 456 1.2.4.2 skrll tmpVal = (int16_t)(VpdTable_I[ii][0] + ss*Vpd_step); 457 1.2.4.2 skrll pPDADCValues[kk++] = (uint16_t)((tmpVal < 0) ? 0 : tmpVal); 458 1.2.4.2 skrll ss++; 459 1.2.4.2 skrll } 460 1.2.4.2 skrll 461 1.2.4.2 skrll sizeCurrVpdTable = Pmax_t2[ii] - Pmin_t2[ii]; 462 1.2.4.2 skrll tgtIndex = pPdGainBoundaries[ii] + pdGainOverlap_t2 - Pmin_t2[ii]; 463 1.2.4.2 skrll maxIndex = (tgtIndex < sizeCurrVpdTable) ? tgtIndex : sizeCurrVpdTable; 464 1.2.4.2 skrll 465 1.2.4.2 skrll while (ss < (int16_t)maxIndex) 466 1.2.4.2 skrll pPDADCValues[kk++] = VpdTable_I[ii][ss++]; 467 1.2.4.2 skrll 468 1.2.4.2 skrll Vpd_step = (uint16_t)(VpdTable_I[ii][sizeCurrVpdTable-1] - 469 1.2.4.2 skrll VpdTable_I[ii][sizeCurrVpdTable-2]); 470 1.2.4.2 skrll Vpd_step = (uint16_t)((Vpd_step < 1) ? 1 : Vpd_step); 471 1.2.4.2 skrll /* 472 1.2.4.2 skrll * for last gain, pdGainBoundary == Pmax_t2, so will 473 1.2.4.2 skrll * have to extrapolate 474 1.2.4.2 skrll */ 475 1.2.4.2 skrll if (tgtIndex > maxIndex) { /* need to extrapolate above */ 476 1.2.4.2 skrll while(ss < (int16_t)tgtIndex) { 477 1.2.4.2 skrll tmpVal = (uint16_t) 478 1.2.4.2 skrll (VpdTable_I[ii][sizeCurrVpdTable-1] + 479 1.2.4.2 skrll (ss-maxIndex)*Vpd_step); 480 1.2.4.2 skrll pPDADCValues[kk++] = (tmpVal > 127) ? 481 1.2.4.2 skrll 127 : tmpVal; 482 1.2.4.2 skrll ss++; 483 1.2.4.2 skrll } 484 1.2.4.2 skrll } /* extrapolated above */ 485 1.2.4.2 skrll } /* for all pdGainUsed */ 486 1.2.4.2 skrll 487 1.2.4.2 skrll while (ii < MAX_NUM_PDGAINS_PER_CHANNEL) { 488 1.2.4.2 skrll pPdGainBoundaries[ii] = pPdGainBoundaries[ii-1]; 489 1.2.4.2 skrll ii++; 490 1.2.4.2 skrll } 491 1.2.4.2 skrll while (kk < 128) { 492 1.2.4.2 skrll pPDADCValues[kk] = pPDADCValues[kk-1]; 493 1.2.4.2 skrll kk++; 494 1.2.4.2 skrll } 495 1.2.4.2 skrll 496 1.2.4.2 skrll return numPdGainsUsed; 497 1.2.4.2 skrll #undef VpdTable_L 498 1.2.4.2 skrll #undef VpdTable_R 499 1.2.4.2 skrll #undef VpdTable_I 500 1.2.4.2 skrll } 501 1.2.4.2 skrll 502 1.2.4.2 skrll static HAL_BOOL 503 1.2.4.2 skrll ar2413SetPowerTable(struct ath_hal *ah, 504 1.2.4.2 skrll int16_t *minPower, int16_t *maxPower, HAL_CHANNEL_INTERNAL *chan, 505 1.2.4.2 skrll uint16_t *rfXpdGain) 506 1.2.4.2 skrll { 507 1.2.4.2 skrll struct ath_hal_5212 *ahp = AH5212(ah); 508 1.2.4.2 skrll const HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom; 509 1.2.4.2 skrll const RAW_DATA_STRUCT_2413 *pRawDataset = AH_NULL; 510 1.2.4.2 skrll uint16_t pdGainOverlap_t2; 511 1.2.4.2 skrll int16_t minCalPower2413_t2; 512 1.2.4.2 skrll uint16_t *pdadcValues = ahp->ah_pcdacTable; 513 1.2.4.2 skrll uint16_t gainBoundaries[4]; 514 1.2.4.2 skrll uint32_t reg32, regoffset; 515 1.2.4.2 skrll int i, numPdGainsUsed; 516 1.2.4.2 skrll #ifndef AH_USE_INIPDGAIN 517 1.2.4.2 skrll uint32_t tpcrg1; 518 1.2.4.2 skrll #endif 519 1.2.4.2 skrll 520 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_RFPARAM, "%s: chan 0x%x flag 0x%x\n", 521 1.2.4.2 skrll __func__, chan->channel,chan->channelFlags); 522 1.2.4.2 skrll 523 1.2.4.2 skrll if (IS_CHAN_G(chan) || IS_CHAN_108G(chan)) 524 1.2.4.2 skrll pRawDataset = &ee->ee_rawDataset2413[headerInfo11G]; 525 1.2.4.2 skrll else if (IS_CHAN_B(chan)) 526 1.2.4.2 skrll pRawDataset = &ee->ee_rawDataset2413[headerInfo11B]; 527 1.2.4.2 skrll else { 528 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_ANY, "%s: illegal mode\n", __func__); 529 1.2.4.2 skrll return AH_FALSE; 530 1.2.4.2 skrll } 531 1.2.4.2 skrll 532 1.2.4.2 skrll pdGainOverlap_t2 = (uint16_t) SM(OS_REG_READ(ah, AR_PHY_TPCRG5), 533 1.2.4.2 skrll AR_PHY_TPCRG5_PD_GAIN_OVERLAP); 534 1.2.4.2 skrll 535 1.2.4.2 skrll numPdGainsUsed = ar2413getGainBoundariesAndPdadcsForPowers(ah, 536 1.2.4.2 skrll chan->channel, pRawDataset, pdGainOverlap_t2, 537 1.2.4.2 skrll &minCalPower2413_t2,gainBoundaries, rfXpdGain, pdadcValues); 538 1.2.4.2 skrll HALASSERT(1 <= numPdGainsUsed && numPdGainsUsed <= 3); 539 1.2.4.2 skrll 540 1.2.4.2 skrll #ifdef AH_USE_INIPDGAIN 541 1.2.4.2 skrll /* 542 1.2.4.2 skrll * Use pd_gains curve from eeprom; Atheros always uses 543 1.2.4.2 skrll * the default curve from the ini file but some vendors 544 1.2.4.2 skrll * (e.g. Zcomax) want to override this curve and not 545 1.2.4.2 skrll * honoring their settings results in tx power 5dBm low. 546 1.2.4.2 skrll */ 547 1.2.4.2 skrll OS_REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN, 548 1.2.4.2 skrll (pRawDataset->pDataPerChannel[0].numPdGains - 1)); 549 1.2.4.2 skrll #else 550 1.2.4.2 skrll tpcrg1 = OS_REG_READ(ah, AR_PHY_TPCRG1); 551 1.2.4.2 skrll tpcrg1 = (tpcrg1 &~ AR_PHY_TPCRG1_NUM_PD_GAIN) 552 1.2.4.2 skrll | SM(numPdGainsUsed-1, AR_PHY_TPCRG1_NUM_PD_GAIN); 553 1.2.4.2 skrll switch (numPdGainsUsed) { 554 1.2.4.2 skrll case 3: 555 1.2.4.2 skrll tpcrg1 &= ~AR_PHY_TPCRG1_PDGAIN_SETTING3; 556 1.2.4.2 skrll tpcrg1 |= SM(rfXpdGain[2], AR_PHY_TPCRG1_PDGAIN_SETTING3); 557 1.2.4.2 skrll /* fall thru... */ 558 1.2.4.2 skrll case 2: 559 1.2.4.2 skrll tpcrg1 &= ~AR_PHY_TPCRG1_PDGAIN_SETTING2; 560 1.2.4.2 skrll tpcrg1 |= SM(rfXpdGain[1], AR_PHY_TPCRG1_PDGAIN_SETTING2); 561 1.2.4.2 skrll /* fall thru... */ 562 1.2.4.2 skrll case 1: 563 1.2.4.2 skrll tpcrg1 &= ~AR_PHY_TPCRG1_PDGAIN_SETTING1; 564 1.2.4.2 skrll tpcrg1 |= SM(rfXpdGain[0], AR_PHY_TPCRG1_PDGAIN_SETTING1); 565 1.2.4.2 skrll break; 566 1.2.4.2 skrll } 567 1.2.4.2 skrll #ifdef AH_DEBUG 568 1.2.4.2 skrll if (tpcrg1 != OS_REG_READ(ah, AR_PHY_TPCRG1)) 569 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_RFPARAM, "%s: using non-default " 570 1.2.4.2 skrll "pd_gains (default 0x%x, calculated 0x%x)\n", 571 1.2.4.2 skrll __func__, OS_REG_READ(ah, AR_PHY_TPCRG1), tpcrg1); 572 1.2.4.2 skrll #endif 573 1.2.4.2 skrll OS_REG_WRITE(ah, AR_PHY_TPCRG1, tpcrg1); 574 1.2.4.2 skrll #endif 575 1.2.4.2 skrll 576 1.2.4.2 skrll /* 577 1.2.4.2 skrll * Note the pdadc table may not start at 0 dBm power, could be 578 1.2.4.2 skrll * negative or greater than 0. Need to offset the power 579 1.2.4.2 skrll * values by the amount of minPower for griffin 580 1.2.4.2 skrll */ 581 1.2.4.2 skrll if (minCalPower2413_t2 != 0) 582 1.2.4.2 skrll ahp->ah_txPowerIndexOffset = (int16_t)(0 - minCalPower2413_t2); 583 1.2.4.2 skrll else 584 1.2.4.2 skrll ahp->ah_txPowerIndexOffset = 0; 585 1.2.4.2 skrll 586 1.2.4.2 skrll /* Finally, write the power values into the baseband power table */ 587 1.2.4.2 skrll regoffset = 0x9800 + (672 <<2); /* beginning of pdadc table in griffin */ 588 1.2.4.2 skrll for (i = 0; i < 32; i++) { 589 1.2.4.2 skrll reg32 = ((pdadcValues[4*i + 0] & 0xFF) << 0) | 590 1.2.4.2 skrll ((pdadcValues[4*i + 1] & 0xFF) << 8) | 591 1.2.4.2 skrll ((pdadcValues[4*i + 2] & 0xFF) << 16) | 592 1.2.4.2 skrll ((pdadcValues[4*i + 3] & 0xFF) << 24) ; 593 1.2.4.2 skrll OS_REG_WRITE(ah, regoffset, reg32); 594 1.2.4.2 skrll regoffset += 4; 595 1.2.4.2 skrll } 596 1.2.4.2 skrll 597 1.2.4.2 skrll OS_REG_WRITE(ah, AR_PHY_TPCRG5, 598 1.2.4.2 skrll SM(pdGainOverlap_t2, AR_PHY_TPCRG5_PD_GAIN_OVERLAP) | 599 1.2.4.2 skrll SM(gainBoundaries[0], AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1) | 600 1.2.4.2 skrll SM(gainBoundaries[1], AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2) | 601 1.2.4.2 skrll SM(gainBoundaries[2], AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3) | 602 1.2.4.2 skrll SM(gainBoundaries[3], AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4)); 603 1.2.4.2 skrll 604 1.2.4.2 skrll return AH_TRUE; 605 1.2.4.2 skrll } 606 1.2.4.2 skrll 607 1.2.4.2 skrll static int16_t 608 1.2.4.2 skrll ar2413GetMinPower(struct ath_hal *ah, const RAW_DATA_PER_CHANNEL_2413 *data) 609 1.2.4.2 skrll { 610 1.2.4.2 skrll uint32_t ii,jj; 611 1.2.4.2 skrll uint16_t Pmin=0,numVpd; 612 1.2.4.2 skrll 613 1.2.4.2 skrll for (ii = 0; ii < MAX_NUM_PDGAINS_PER_CHANNEL; ii++) { 614 1.2.4.2 skrll jj = MAX_NUM_PDGAINS_PER_CHANNEL - ii - 1; 615 1.2.4.2 skrll /* work backwards 'cause highest pdGain for lowest power */ 616 1.2.4.2 skrll numVpd = data->pDataPerPDGain[jj].numVpd; 617 1.2.4.2 skrll if (numVpd > 0) { 618 1.2.4.2 skrll Pmin = data->pDataPerPDGain[jj].pwr_t4[0]; 619 1.2.4.2 skrll return(Pmin); 620 1.2.4.2 skrll } 621 1.2.4.2 skrll } 622 1.2.4.2 skrll return(Pmin); 623 1.2.4.2 skrll } 624 1.2.4.2 skrll 625 1.2.4.2 skrll static int16_t 626 1.2.4.2 skrll ar2413GetMaxPower(struct ath_hal *ah, const RAW_DATA_PER_CHANNEL_2413 *data) 627 1.2.4.2 skrll { 628 1.2.4.2 skrll uint32_t ii; 629 1.2.4.2 skrll uint16_t Pmax=0,numVpd; 630 1.2.4.2 skrll 631 1.2.4.2 skrll for (ii=0; ii< MAX_NUM_PDGAINS_PER_CHANNEL; ii++) { 632 1.2.4.2 skrll /* work forwards cuase lowest pdGain for highest power */ 633 1.2.4.2 skrll numVpd = data->pDataPerPDGain[ii].numVpd; 634 1.2.4.2 skrll if (numVpd > 0) { 635 1.2.4.2 skrll Pmax = data->pDataPerPDGain[ii].pwr_t4[numVpd-1]; 636 1.2.4.2 skrll return(Pmax); 637 1.2.4.2 skrll } 638 1.2.4.2 skrll } 639 1.2.4.2 skrll return(Pmax); 640 1.2.4.2 skrll } 641 1.2.4.2 skrll 642 1.2.4.2 skrll static HAL_BOOL 643 1.2.4.2 skrll ar2413GetChannelMaxMinPower(struct ath_hal *ah, HAL_CHANNEL *chan, 644 1.2.4.2 skrll int16_t *maxPow, int16_t *minPow) 645 1.2.4.2 skrll { 646 1.2.4.2 skrll const HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom; 647 1.2.4.2 skrll const RAW_DATA_STRUCT_2413 *pRawDataset = AH_NULL; 648 1.2.4.2 skrll const RAW_DATA_PER_CHANNEL_2413 *data = AH_NULL; 649 1.2.4.2 skrll uint16_t numChannels; 650 1.2.4.2 skrll int totalD,totalF, totalMin,last, i; 651 1.2.4.2 skrll 652 1.2.4.2 skrll *maxPow = 0; 653 1.2.4.2 skrll 654 1.2.4.2 skrll if (IS_CHAN_G(chan) || IS_CHAN_108G(chan)) 655 1.2.4.2 skrll pRawDataset = &ee->ee_rawDataset2413[headerInfo11G]; 656 1.2.4.2 skrll else if (IS_CHAN_B(chan)) 657 1.2.4.2 skrll pRawDataset = &ee->ee_rawDataset2413[headerInfo11B]; 658 1.2.4.2 skrll else 659 1.2.4.2 skrll return(AH_FALSE); 660 1.2.4.2 skrll 661 1.2.4.2 skrll numChannels = pRawDataset->numChannels; 662 1.2.4.2 skrll data = pRawDataset->pDataPerChannel; 663 1.2.4.2 skrll 664 1.2.4.2 skrll /* Make sure the channel is in the range of the TP values 665 1.2.4.2 skrll * (freq piers) 666 1.2.4.2 skrll */ 667 1.2.4.2 skrll if (numChannels < 1) 668 1.2.4.2 skrll return(AH_FALSE); 669 1.2.4.2 skrll 670 1.2.4.2 skrll if ((chan->channel < data[0].channelValue) || 671 1.2.4.2 skrll (chan->channel > data[numChannels-1].channelValue)) { 672 1.2.4.2 skrll if (chan->channel < data[0].channelValue) { 673 1.2.4.2 skrll *maxPow = ar2413GetMaxPower(ah, &data[0]); 674 1.2.4.2 skrll *minPow = ar2413GetMinPower(ah, &data[0]); 675 1.2.4.2 skrll return(AH_TRUE); 676 1.2.4.2 skrll } else { 677 1.2.4.2 skrll *maxPow = ar2413GetMaxPower(ah, &data[numChannels - 1]); 678 1.2.4.2 skrll *minPow = ar2413GetMinPower(ah, &data[numChannels - 1]); 679 1.2.4.2 skrll return(AH_TRUE); 680 1.2.4.2 skrll } 681 1.2.4.2 skrll } 682 1.2.4.2 skrll 683 1.2.4.2 skrll /* Linearly interpolate the power value now */ 684 1.2.4.2 skrll for (last=0,i=0; (i<numChannels) && (chan->channel > data[i].channelValue); 685 1.2.4.2 skrll last = i++); 686 1.2.4.2 skrll totalD = data[i].channelValue - data[last].channelValue; 687 1.2.4.2 skrll if (totalD > 0) { 688 1.2.4.2 skrll totalF = ar2413GetMaxPower(ah, &data[i]) - ar2413GetMaxPower(ah, &data[last]); 689 1.2.4.2 skrll *maxPow = (int8_t) ((totalF*(chan->channel-data[last].channelValue) + 690 1.2.4.2 skrll ar2413GetMaxPower(ah, &data[last])*totalD)/totalD); 691 1.2.4.2 skrll totalMin = ar2413GetMinPower(ah, &data[i]) - ar2413GetMinPower(ah, &data[last]); 692 1.2.4.2 skrll *minPow = (int8_t) ((totalMin*(chan->channel-data[last].channelValue) + 693 1.2.4.2 skrll ar2413GetMinPower(ah, &data[last])*totalD)/totalD); 694 1.2.4.2 skrll return(AH_TRUE); 695 1.2.4.2 skrll } else { 696 1.2.4.2 skrll if (chan->channel == data[i].channelValue) { 697 1.2.4.2 skrll *maxPow = ar2413GetMaxPower(ah, &data[i]); 698 1.2.4.2 skrll *minPow = ar2413GetMinPower(ah, &data[i]); 699 1.2.4.2 skrll return(AH_TRUE); 700 1.2.4.2 skrll } else 701 1.2.4.2 skrll return(AH_FALSE); 702 1.2.4.2 skrll } 703 1.2.4.2 skrll } 704 1.2.4.2 skrll 705 1.2.4.2 skrll /* 706 1.2.4.2 skrll * Free memory for analog bank scratch buffers 707 1.2.4.2 skrll */ 708 1.2.4.2 skrll static void 709 1.2.4.2 skrll ar2413RfDetach(struct ath_hal *ah) 710 1.2.4.2 skrll { 711 1.2.4.2 skrll struct ath_hal_5212 *ahp = AH5212(ah); 712 1.2.4.2 skrll 713 1.2.4.2 skrll HALASSERT(ahp->ah_rfHal != AH_NULL); 714 1.2.4.2 skrll ath_hal_free(ahp->ah_rfHal); 715 1.2.4.2 skrll ahp->ah_rfHal = AH_NULL; 716 1.2.4.2 skrll } 717 1.2.4.2 skrll 718 1.2.4.2 skrll /* 719 1.2.4.2 skrll * Allocate memory for analog bank scratch buffers 720 1.2.4.2 skrll * Scratch Buffer will be reinitialized every reset so no need to zero now 721 1.2.4.2 skrll */ 722 1.2.4.2 skrll static HAL_BOOL 723 1.2.4.2 skrll ar2413RfAttach(struct ath_hal *ah, HAL_STATUS *status) 724 1.2.4.2 skrll { 725 1.2.4.2 skrll struct ath_hal_5212 *ahp = AH5212(ah); 726 1.2.4.2 skrll struct ar2413State *priv; 727 1.2.4.2 skrll 728 1.2.4.2 skrll HALASSERT(ah->ah_magic == AR5212_MAGIC); 729 1.2.4.2 skrll 730 1.2.4.2 skrll HALASSERT(ahp->ah_rfHal == AH_NULL); 731 1.2.4.2 skrll priv = ath_hal_malloc(sizeof(struct ar2413State)); 732 1.2.4.2 skrll if (priv == AH_NULL) { 733 1.2.4.2 skrll HALDEBUG(ah, HAL_DEBUG_ANY, 734 1.2.4.2 skrll "%s: cannot allocate private state\n", __func__); 735 1.2.4.2 skrll *status = HAL_ENOMEM; /* XXX */ 736 1.2.4.2 skrll return AH_FALSE; 737 1.2.4.2 skrll } 738 1.2.4.2 skrll priv->base.rfDetach = ar2413RfDetach; 739 1.2.4.2 skrll priv->base.writeRegs = ar2413WriteRegs; 740 1.2.4.2 skrll priv->base.getRfBank = ar2413GetRfBank; 741 1.2.4.2 skrll priv->base.setChannel = ar2413SetChannel; 742 1.2.4.2 skrll priv->base.setRfRegs = ar2413SetRfRegs; 743 1.2.4.2 skrll priv->base.setPowerTable = ar2413SetPowerTable; 744 1.2.4.2 skrll priv->base.getChannelMaxMinPower = ar2413GetChannelMaxMinPower; 745 1.2.4.2 skrll priv->base.getNfAdjust = ar5212GetNfAdjust; 746 1.2.4.2 skrll 747 1.2.4.2 skrll ahp->ah_pcdacTable = priv->pcdacTable; 748 1.2.4.2 skrll ahp->ah_pcdacTableSize = sizeof(priv->pcdacTable); 749 1.2.4.2 skrll ahp->ah_rfHal = &priv->base; 750 1.2.4.2 skrll 751 1.2.4.2 skrll return AH_TRUE; 752 1.2.4.2 skrll } 753 1.2.4.2 skrll 754 1.2.4.2 skrll static HAL_BOOL 755 1.2.4.2 skrll ar2413Probe(struct ath_hal *ah) 756 1.2.4.2 skrll { 757 1.2.4.2 skrll return IS_2413(ah); 758 1.2.4.2 skrll } 759 1.2.4.2 skrll AH_RF(RF2413, ar2413Probe, ar2413RfAttach); 760
Indexes created Sun Oct 12 09:09:55 GMT 2025