ar5413.c revision 1.2.2.2
1 1.2.2.2 mjf /* 2 1.2.2.2 mjf * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 3 1.2.2.2 mjf * Copyright (c) 2002-2008 Atheros Communications, Inc. 4 1.2.2.2 mjf * 5 1.2.2.2 mjf * Permission to use, copy, modify, and/or distribute this software for any 6 1.2.2.2 mjf * purpose with or without fee is hereby granted, provided that the above 7 1.2.2.2 mjf * copyright notice and this permission notice appear in all copies. 8 1.2.2.2 mjf * 9 1.2.2.2 mjf * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 1.2.2.2 mjf * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 1.2.2.2 mjf * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 1.2.2.2 mjf * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 1.2.2.2 mjf * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 1.2.2.2 mjf * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 1.2.2.2 mjf * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 1.2.2.2 mjf * 17 1.2.2.2 mjf * $Id: ar5413.c,v 1.2.2.2 2009/01/17 13:29:14 mjf Exp $ 18 1.2.2.2 mjf */ 19 1.2.2.2 mjf #include "opt_ah.h" 20 1.2.2.2 mjf 21 1.2.2.2 mjf #include "ah.h" 22 1.2.2.2 mjf #include "ah_internal.h" 23 1.2.2.2 mjf 24 1.2.2.2 mjf #include "ah_eeprom_v3.h" 25 1.2.2.2 mjf 26 1.2.2.2 mjf #include "ar5212/ar5212.h" 27 1.2.2.2 mjf #include "ar5212/ar5212reg.h" 28 1.2.2.2 mjf #include "ar5212/ar5212phy.h" 29 1.2.2.2 mjf 30 1.2.2.2 mjf #define AH_5212_5413 31 1.2.2.2 mjf #include "ar5212/ar5212.ini" 32 1.2.2.2 mjf 33 1.2.2.2 mjf #define N(a) (sizeof(a)/sizeof(a[0])) 34 1.2.2.2 mjf 35 1.2.2.2 mjf struct ar5413State { 36 1.2.2.2 mjf RF_HAL_FUNCS base; /* public state, must be first */ 37 1.2.2.2 mjf uint16_t pcdacTable[PWR_TABLE_SIZE_2413]; 38 1.2.2.2 mjf 39 1.2.2.2 mjf uint32_t Bank1Data[N(ar5212Bank1_5413)]; 40 1.2.2.2 mjf uint32_t Bank2Data[N(ar5212Bank2_5413)]; 41 1.2.2.2 mjf uint32_t Bank3Data[N(ar5212Bank3_5413)]; 42 1.2.2.2 mjf uint32_t Bank6Data[N(ar5212Bank6_5413)]; 43 1.2.2.2 mjf uint32_t Bank7Data[N(ar5212Bank7_5413)]; 44 1.2.2.2 mjf 45 1.2.2.2 mjf /* 46 1.2.2.2 mjf * Private state for reduced stack usage. 47 1.2.2.2 mjf */ 48 1.2.2.2 mjf /* filled out Vpd table for all pdGains (chanL) */ 49 1.2.2.2 mjf uint16_t vpdTable_L[MAX_NUM_PDGAINS_PER_CHANNEL] 50 1.2.2.2 mjf [MAX_PWR_RANGE_IN_HALF_DB]; 51 1.2.2.2 mjf /* filled out Vpd table for all pdGains (chanR) */ 52 1.2.2.2 mjf uint16_t vpdTable_R[MAX_NUM_PDGAINS_PER_CHANNEL] 53 1.2.2.2 mjf [MAX_PWR_RANGE_IN_HALF_DB]; 54 1.2.2.2 mjf /* filled out Vpd table for all pdGains (interpolated) */ 55 1.2.2.2 mjf uint16_t vpdTable_I[MAX_NUM_PDGAINS_PER_CHANNEL] 56 1.2.2.2 mjf [MAX_PWR_RANGE_IN_HALF_DB]; 57 1.2.2.2 mjf }; 58 1.2.2.2 mjf #define AR5413(ah) ((struct ar5413State *) AH5212(ah)->ah_rfHal) 59 1.2.2.2 mjf 60 1.2.2.2 mjf extern void ar5212ModifyRfBuffer(uint32_t *rfBuf, uint32_t reg32, 61 1.2.2.2 mjf uint32_t numBits, uint32_t firstBit, uint32_t column); 62 1.2.2.2 mjf 63 1.2.2.2 mjf static void 64 1.2.2.2 mjf ar5413WriteRegs(struct ath_hal *ah, u_int modesIndex, u_int freqIndex, 65 1.2.2.2 mjf int writes) 66 1.2.2.2 mjf { 67 1.2.2.2 mjf HAL_INI_WRITE_ARRAY(ah, ar5212Modes_5413, modesIndex, writes); 68 1.2.2.2 mjf HAL_INI_WRITE_ARRAY(ah, ar5212Common_5413, 1, writes); 69 1.2.2.2 mjf HAL_INI_WRITE_ARRAY(ah, ar5212BB_RfGain_5413, freqIndex, writes); 70 1.2.2.2 mjf } 71 1.2.2.2 mjf 72 1.2.2.2 mjf /* 73 1.2.2.2 mjf * Take the MHz channel value and set the Channel value 74 1.2.2.2 mjf * 75 1.2.2.2 mjf * ASSUMES: Writes enabled to analog bus 76 1.2.2.2 mjf */ 77 1.2.2.2 mjf static HAL_BOOL 78 1.2.2.2 mjf ar5413SetChannel(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *chan) 79 1.2.2.2 mjf { 80 1.2.2.2 mjf uint32_t channelSel = 0; 81 1.2.2.2 mjf uint32_t bModeSynth = 0; 82 1.2.2.2 mjf uint32_t aModeRefSel = 0; 83 1.2.2.2 mjf uint32_t reg32 = 0; 84 1.2.2.2 mjf uint16_t freq; 85 1.2.2.2 mjf 86 1.2.2.2 mjf OS_MARK(ah, AH_MARK_SETCHANNEL, chan->channel); 87 1.2.2.2 mjf 88 1.2.2.2 mjf if (chan->channel < 4800) { 89 1.2.2.2 mjf uint32_t txctl; 90 1.2.2.2 mjf 91 1.2.2.2 mjf if (((chan->channel - 2192) % 5) == 0) { 92 1.2.2.2 mjf channelSel = ((chan->channel - 672) * 2 - 3040)/10; 93 1.2.2.2 mjf bModeSynth = 0; 94 1.2.2.2 mjf } else if (((chan->channel - 2224) % 5) == 0) { 95 1.2.2.2 mjf channelSel = ((chan->channel - 704) * 2 - 3040) / 10; 96 1.2.2.2 mjf bModeSynth = 1; 97 1.2.2.2 mjf } else { 98 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_ANY, 99 1.2.2.2 mjf "%s: invalid channel %u MHz\n", 100 1.2.2.2 mjf __func__, chan->channel); 101 1.2.2.2 mjf return AH_FALSE; 102 1.2.2.2 mjf } 103 1.2.2.2 mjf 104 1.2.2.2 mjf channelSel = (channelSel << 2) & 0xff; 105 1.2.2.2 mjf channelSel = ath_hal_reverseBits(channelSel, 8); 106 1.2.2.2 mjf 107 1.2.2.2 mjf txctl = OS_REG_READ(ah, AR_PHY_CCK_TX_CTRL); 108 1.2.2.2 mjf if (chan->channel == 2484) { 109 1.2.2.2 mjf /* Enable channel spreading for channel 14 */ 110 1.2.2.2 mjf OS_REG_WRITE(ah, AR_PHY_CCK_TX_CTRL, 111 1.2.2.2 mjf txctl | AR_PHY_CCK_TX_CTRL_JAPAN); 112 1.2.2.2 mjf } else { 113 1.2.2.2 mjf OS_REG_WRITE(ah, AR_PHY_CCK_TX_CTRL, 114 1.2.2.2 mjf txctl &~ AR_PHY_CCK_TX_CTRL_JAPAN); 115 1.2.2.2 mjf } 116 1.2.2.2 mjf } else if (((chan->channel % 5) == 2) && (chan->channel <= 5435)) { 117 1.2.2.2 mjf freq = chan->channel - 2; /* Align to even 5MHz raster */ 118 1.2.2.2 mjf channelSel = ath_hal_reverseBits( 119 1.2.2.2 mjf (uint32_t)(((freq - 4800)*10)/25 + 1), 8); 120 1.2.2.2 mjf aModeRefSel = ath_hal_reverseBits(0, 2); 121 1.2.2.2 mjf } else if ((chan->channel % 20) == 0 && chan->channel >= 5120) { 122 1.2.2.2 mjf channelSel = ath_hal_reverseBits( 123 1.2.2.2 mjf ((chan->channel - 4800) / 20 << 2), 8); 124 1.2.2.2 mjf aModeRefSel = ath_hal_reverseBits(1, 2); 125 1.2.2.2 mjf } else if ((chan->channel % 10) == 0) { 126 1.2.2.2 mjf channelSel = ath_hal_reverseBits( 127 1.2.2.2 mjf ((chan->channel - 4800) / 10 << 1), 8); 128 1.2.2.2 mjf aModeRefSel = ath_hal_reverseBits(1, 2); 129 1.2.2.2 mjf } else if ((chan->channel % 5) == 0) { 130 1.2.2.2 mjf channelSel = ath_hal_reverseBits( 131 1.2.2.2 mjf (chan->channel - 4800) / 5, 8); 132 1.2.2.2 mjf aModeRefSel = ath_hal_reverseBits(1, 2); 133 1.2.2.2 mjf } else { 134 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid channel %u MHz\n", 135 1.2.2.2 mjf __func__, chan->channel); 136 1.2.2.2 mjf return AH_FALSE; 137 1.2.2.2 mjf } 138 1.2.2.2 mjf 139 1.2.2.2 mjf reg32 = (channelSel << 4) | (aModeRefSel << 2) | (bModeSynth << 1) | 140 1.2.2.2 mjf (1 << 12) | 0x1; 141 1.2.2.2 mjf OS_REG_WRITE(ah, AR_PHY(0x27), reg32 & 0xff); 142 1.2.2.2 mjf 143 1.2.2.2 mjf reg32 >>= 8; 144 1.2.2.2 mjf OS_REG_WRITE(ah, AR_PHY(0x36), reg32 & 0x7f); 145 1.2.2.2 mjf 146 1.2.2.2 mjf AH_PRIVATE(ah)->ah_curchan = chan; 147 1.2.2.2 mjf return AH_TRUE; 148 1.2.2.2 mjf } 149 1.2.2.2 mjf 150 1.2.2.2 mjf /* 151 1.2.2.2 mjf * Reads EEPROM header info from device structure and programs 152 1.2.2.2 mjf * all rf registers 153 1.2.2.2 mjf * 154 1.2.2.2 mjf * REQUIRES: Access to the analog rf device 155 1.2.2.2 mjf */ 156 1.2.2.2 mjf static HAL_BOOL 157 1.2.2.2 mjf ar5413SetRfRegs(struct ath_hal *ah, HAL_CHANNEL_INTERNAL *chan, uint16_t modesIndex, uint16_t *rfXpdGain) 158 1.2.2.2 mjf { 159 1.2.2.2 mjf #define RF_BANK_SETUP(_priv, _ix, _col) do { \ 160 1.2.2.2 mjf int i; \ 161 1.2.2.2 mjf for (i = 0; i < N(ar5212Bank##_ix##_5413); i++) \ 162 1.2.2.2 mjf (_priv)->Bank##_ix##Data[i] = ar5212Bank##_ix##_5413[i][_col];\ 163 1.2.2.2 mjf } while (0) 164 1.2.2.2 mjf struct ath_hal_5212 *ahp = AH5212(ah); 165 1.2.2.2 mjf const HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom; 166 1.2.2.2 mjf uint16_t ob5GHz = 0, db5GHz = 0; 167 1.2.2.2 mjf uint16_t ob2GHz = 0, db2GHz = 0; 168 1.2.2.2 mjf struct ar5413State *priv = AR5413(ah); 169 1.2.2.2 mjf int regWrites = 0; 170 1.2.2.2 mjf 171 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_RFPARAM, 172 1.2.2.2 mjf "%s: chan 0x%x flag 0x%x modesIndex 0x%x\n", 173 1.2.2.2 mjf __func__, chan->channel, chan->channelFlags, modesIndex); 174 1.2.2.2 mjf 175 1.2.2.2 mjf HALASSERT(priv != AH_NULL); 176 1.2.2.2 mjf 177 1.2.2.2 mjf /* Setup rf parameters */ 178 1.2.2.2 mjf switch (chan->channelFlags & CHANNEL_ALL) { 179 1.2.2.2 mjf case CHANNEL_A: 180 1.2.2.2 mjf case CHANNEL_T: 181 1.2.2.2 mjf if (chan->channel > 4000 && chan->channel < 5260) { 182 1.2.2.2 mjf ob5GHz = ee->ee_ob1; 183 1.2.2.2 mjf db5GHz = ee->ee_db1; 184 1.2.2.2 mjf } else if (chan->channel >= 5260 && chan->channel < 5500) { 185 1.2.2.2 mjf ob5GHz = ee->ee_ob2; 186 1.2.2.2 mjf db5GHz = ee->ee_db2; 187 1.2.2.2 mjf } else if (chan->channel >= 5500 && chan->channel < 5725) { 188 1.2.2.2 mjf ob5GHz = ee->ee_ob3; 189 1.2.2.2 mjf db5GHz = ee->ee_db3; 190 1.2.2.2 mjf } else if (chan->channel >= 5725) { 191 1.2.2.2 mjf ob5GHz = ee->ee_ob4; 192 1.2.2.2 mjf db5GHz = ee->ee_db4; 193 1.2.2.2 mjf } else { 194 1.2.2.2 mjf /* XXX else */ 195 1.2.2.2 mjf } 196 1.2.2.2 mjf break; 197 1.2.2.2 mjf case CHANNEL_B: 198 1.2.2.2 mjf ob2GHz = ee->ee_obFor24; 199 1.2.2.2 mjf db2GHz = ee->ee_dbFor24; 200 1.2.2.2 mjf break; 201 1.2.2.2 mjf case CHANNEL_G: 202 1.2.2.2 mjf case CHANNEL_108G: 203 1.2.2.2 mjf ob2GHz = ee->ee_obFor24g; 204 1.2.2.2 mjf db2GHz = ee->ee_dbFor24g; 205 1.2.2.2 mjf break; 206 1.2.2.2 mjf default: 207 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid channel flags 0x%x\n", 208 1.2.2.2 mjf __func__, chan->channelFlags); 209 1.2.2.2 mjf return AH_FALSE; 210 1.2.2.2 mjf } 211 1.2.2.2 mjf 212 1.2.2.2 mjf /* Bank 1 Write */ 213 1.2.2.2 mjf RF_BANK_SETUP(priv, 1, 1); 214 1.2.2.2 mjf 215 1.2.2.2 mjf /* Bank 2 Write */ 216 1.2.2.2 mjf RF_BANK_SETUP(priv, 2, modesIndex); 217 1.2.2.2 mjf 218 1.2.2.2 mjf /* Bank 3 Write */ 219 1.2.2.2 mjf RF_BANK_SETUP(priv, 3, modesIndex); 220 1.2.2.2 mjf 221 1.2.2.2 mjf /* Bank 6 Write */ 222 1.2.2.2 mjf RF_BANK_SETUP(priv, 6, modesIndex); 223 1.2.2.2 mjf 224 1.2.2.2 mjf /* Only the 5 or 2 GHz OB/DB need to be set for a mode */ 225 1.2.2.2 mjf if (IS_CHAN_2GHZ(chan)) { 226 1.2.2.2 mjf ar5212ModifyRfBuffer(priv->Bank6Data, ob2GHz, 3, 241, 0); 227 1.2.2.2 mjf ar5212ModifyRfBuffer(priv->Bank6Data, db2GHz, 3, 238, 0); 228 1.2.2.2 mjf 229 1.2.2.2 mjf /* TODO - only for Eagle 1.0 2GHz - remove for production */ 230 1.2.2.2 mjf /* XXX: but without this bit G doesn't work. */ 231 1.2.2.2 mjf ar5212ModifyRfBuffer(priv->Bank6Data, 1 , 1, 291, 2); 232 1.2.2.2 mjf 233 1.2.2.2 mjf /* Optimum value for rf_pwd_iclobuf2G for PCIe chips only */ 234 1.2.2.2 mjf if (IS_PCIE(ah)) { 235 1.2.2.2 mjf ar5212ModifyRfBuffer(priv->Bank6Data, ath_hal_reverseBits(6, 3), 236 1.2.2.2 mjf 3, 131, 3); 237 1.2.2.2 mjf } 238 1.2.2.2 mjf } else { 239 1.2.2.2 mjf ar5212ModifyRfBuffer(priv->Bank6Data, ob5GHz, 3, 247, 0); 240 1.2.2.2 mjf ar5212ModifyRfBuffer(priv->Bank6Data, db5GHz, 3, 244, 0); 241 1.2.2.2 mjf 242 1.2.2.2 mjf } 243 1.2.2.2 mjf 244 1.2.2.2 mjf /* Bank 7 Setup */ 245 1.2.2.2 mjf RF_BANK_SETUP(priv, 7, modesIndex); 246 1.2.2.2 mjf 247 1.2.2.2 mjf /* Write Analog registers */ 248 1.2.2.2 mjf HAL_INI_WRITE_BANK(ah, ar5212Bank1_5413, priv->Bank1Data, regWrites); 249 1.2.2.2 mjf HAL_INI_WRITE_BANK(ah, ar5212Bank2_5413, priv->Bank2Data, regWrites); 250 1.2.2.2 mjf HAL_INI_WRITE_BANK(ah, ar5212Bank3_5413, priv->Bank3Data, regWrites); 251 1.2.2.2 mjf HAL_INI_WRITE_BANK(ah, ar5212Bank6_5413, priv->Bank6Data, regWrites); 252 1.2.2.2 mjf HAL_INI_WRITE_BANK(ah, ar5212Bank7_5413, priv->Bank7Data, regWrites); 253 1.2.2.2 mjf 254 1.2.2.2 mjf /* Now that we have reprogrammed rfgain value, clear the flag. */ 255 1.2.2.2 mjf ahp->ah_rfgainState = HAL_RFGAIN_INACTIVE; 256 1.2.2.2 mjf 257 1.2.2.2 mjf return AH_TRUE; 258 1.2.2.2 mjf #undef RF_BANK_SETUP 259 1.2.2.2 mjf } 260 1.2.2.2 mjf 261 1.2.2.2 mjf /* 262 1.2.2.2 mjf * Return a reference to the requested RF Bank. 263 1.2.2.2 mjf */ 264 1.2.2.2 mjf static uint32_t * 265 1.2.2.2 mjf ar5413GetRfBank(struct ath_hal *ah, int bank) 266 1.2.2.2 mjf { 267 1.2.2.2 mjf struct ar5413State *priv = AR5413(ah); 268 1.2.2.2 mjf 269 1.2.2.2 mjf HALASSERT(priv != AH_NULL); 270 1.2.2.2 mjf switch (bank) { 271 1.2.2.2 mjf case 1: return priv->Bank1Data; 272 1.2.2.2 mjf case 2: return priv->Bank2Data; 273 1.2.2.2 mjf case 3: return priv->Bank3Data; 274 1.2.2.2 mjf case 6: return priv->Bank6Data; 275 1.2.2.2 mjf case 7: return priv->Bank7Data; 276 1.2.2.2 mjf } 277 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unknown RF Bank %d requested\n", 278 1.2.2.2 mjf __func__, bank); 279 1.2.2.2 mjf return AH_NULL; 280 1.2.2.2 mjf } 281 1.2.2.2 mjf 282 1.2.2.2 mjf /* 283 1.2.2.2 mjf * Return indices surrounding the value in sorted integer lists. 284 1.2.2.2 mjf * 285 1.2.2.2 mjf * NB: the input list is assumed to be sorted in ascending order 286 1.2.2.2 mjf */ 287 1.2.2.2 mjf static void 288 1.2.2.2 mjf GetLowerUpperIndex(int16_t v, const uint16_t *lp, uint16_t listSize, 289 1.2.2.2 mjf uint32_t *vlo, uint32_t *vhi) 290 1.2.2.2 mjf { 291 1.2.2.2 mjf int16_t target = v; 292 1.2.2.2 mjf const uint16_t *ep = lp+listSize; 293 1.2.2.2 mjf const uint16_t *tp; 294 1.2.2.2 mjf 295 1.2.2.2 mjf /* 296 1.2.2.2 mjf * Check first and last elements for out-of-bounds conditions. 297 1.2.2.2 mjf */ 298 1.2.2.2 mjf if (target < lp[0]) { 299 1.2.2.2 mjf *vlo = *vhi = 0; 300 1.2.2.2 mjf return; 301 1.2.2.2 mjf } 302 1.2.2.2 mjf if (target >= ep[-1]) { 303 1.2.2.2 mjf *vlo = *vhi = listSize - 1; 304 1.2.2.2 mjf return; 305 1.2.2.2 mjf } 306 1.2.2.2 mjf 307 1.2.2.2 mjf /* look for value being near or between 2 values in list */ 308 1.2.2.2 mjf for (tp = lp; tp < ep; tp++) { 309 1.2.2.2 mjf /* 310 1.2.2.2 mjf * If value is close to the current value of the list 311 1.2.2.2 mjf * then target is not between values, it is one of the values 312 1.2.2.2 mjf */ 313 1.2.2.2 mjf if (*tp == target) { 314 1.2.2.2 mjf *vlo = *vhi = tp - (const uint16_t *) lp; 315 1.2.2.2 mjf return; 316 1.2.2.2 mjf } 317 1.2.2.2 mjf /* 318 1.2.2.2 mjf * Look for value being between current value and next value 319 1.2.2.2 mjf * if so return these 2 values 320 1.2.2.2 mjf */ 321 1.2.2.2 mjf if (target < tp[1]) { 322 1.2.2.2 mjf *vlo = tp - (const uint16_t *) lp; 323 1.2.2.2 mjf *vhi = *vlo + 1; 324 1.2.2.2 mjf return; 325 1.2.2.2 mjf } 326 1.2.2.2 mjf } 327 1.2.2.2 mjf } 328 1.2.2.2 mjf 329 1.2.2.2 mjf /* 330 1.2.2.2 mjf * Fill the Vpdlist for indices Pmax-Pmin 331 1.2.2.2 mjf */ 332 1.2.2.2 mjf static HAL_BOOL 333 1.2.2.2 mjf ar5413FillVpdTable(uint32_t pdGainIdx, int16_t Pmin, int16_t Pmax, 334 1.2.2.2 mjf const int16_t *pwrList, const uint16_t *VpdList, 335 1.2.2.2 mjf uint16_t numIntercepts, 336 1.2.2.2 mjf uint16_t retVpdList[][64]) 337 1.2.2.2 mjf { 338 1.2.2.2 mjf uint16_t ii, jj, kk; 339 1.2.2.2 mjf int16_t currPwr = (int16_t)(2*Pmin); 340 1.2.2.2 mjf /* since Pmin is pwr*2 and pwrList is 4*pwr */ 341 1.2.2.2 mjf uint32_t idxL = 0, idxR = 0; 342 1.2.2.2 mjf 343 1.2.2.2 mjf ii = 0; 344 1.2.2.2 mjf jj = 0; 345 1.2.2.2 mjf 346 1.2.2.2 mjf if (numIntercepts < 2) 347 1.2.2.2 mjf return AH_FALSE; 348 1.2.2.2 mjf 349 1.2.2.2 mjf while (ii <= (uint16_t)(Pmax - Pmin)) { 350 1.2.2.2 mjf GetLowerUpperIndex(currPwr, (const uint16_t *) pwrList, 351 1.2.2.2 mjf numIntercepts, &(idxL), &(idxR)); 352 1.2.2.2 mjf if (idxR < 1) 353 1.2.2.2 mjf idxR = 1; /* extrapolate below */ 354 1.2.2.2 mjf if (idxL == (uint32_t)(numIntercepts - 1)) 355 1.2.2.2 mjf idxL = numIntercepts - 2; /* extrapolate above */ 356 1.2.2.2 mjf if (pwrList[idxL] == pwrList[idxR]) 357 1.2.2.2 mjf kk = VpdList[idxL]; 358 1.2.2.2 mjf else 359 1.2.2.2 mjf kk = (uint16_t) 360 1.2.2.2 mjf (((currPwr - pwrList[idxL])*VpdList[idxR]+ 361 1.2.2.2 mjf (pwrList[idxR] - currPwr)*VpdList[idxL])/ 362 1.2.2.2 mjf (pwrList[idxR] - pwrList[idxL])); 363 1.2.2.2 mjf retVpdList[pdGainIdx][ii] = kk; 364 1.2.2.2 mjf ii++; 365 1.2.2.2 mjf currPwr += 2; /* half dB steps */ 366 1.2.2.2 mjf } 367 1.2.2.2 mjf 368 1.2.2.2 mjf return AH_TRUE; 369 1.2.2.2 mjf } 370 1.2.2.2 mjf 371 1.2.2.2 mjf /* 372 1.2.2.2 mjf * Returns interpolated or the scaled up interpolated value 373 1.2.2.2 mjf */ 374 1.2.2.2 mjf static int16_t 375 1.2.2.2 mjf interpolate_signed(uint16_t target, uint16_t srcLeft, uint16_t srcRight, 376 1.2.2.2 mjf int16_t targetLeft, int16_t targetRight) 377 1.2.2.2 mjf { 378 1.2.2.2 mjf int16_t rv; 379 1.2.2.2 mjf 380 1.2.2.2 mjf if (srcRight != srcLeft) { 381 1.2.2.2 mjf rv = ((target - srcLeft)*targetRight + 382 1.2.2.2 mjf (srcRight - target)*targetLeft) / (srcRight - srcLeft); 383 1.2.2.2 mjf } else { 384 1.2.2.2 mjf rv = targetLeft; 385 1.2.2.2 mjf } 386 1.2.2.2 mjf return rv; 387 1.2.2.2 mjf } 388 1.2.2.2 mjf 389 1.2.2.2 mjf /* 390 1.2.2.2 mjf * Uses the data points read from EEPROM to reconstruct the pdadc power table 391 1.2.2.2 mjf * Called by ar5413SetPowerTable() 392 1.2.2.2 mjf */ 393 1.2.2.2 mjf static int 394 1.2.2.2 mjf ar5413getGainBoundariesAndPdadcsForPowers(struct ath_hal *ah, uint16_t channel, 395 1.2.2.2 mjf const RAW_DATA_STRUCT_2413 *pRawDataset, 396 1.2.2.2 mjf uint16_t pdGainOverlap_t2, 397 1.2.2.2 mjf int16_t *pMinCalPower, uint16_t pPdGainBoundaries[], 398 1.2.2.2 mjf uint16_t pPdGainValues[], uint16_t pPDADCValues[]) 399 1.2.2.2 mjf { 400 1.2.2.2 mjf struct ar5413State *priv = AR5413(ah); 401 1.2.2.2 mjf #define VpdTable_L priv->vpdTable_L 402 1.2.2.2 mjf #define VpdTable_R priv->vpdTable_R 403 1.2.2.2 mjf #define VpdTable_I priv->vpdTable_I 404 1.2.2.2 mjf uint32_t ii, jj, kk; 405 1.2.2.2 mjf int32_t ss;/* potentially -ve index for taking care of pdGainOverlap */ 406 1.2.2.2 mjf uint32_t idxL = 0, idxR = 0; 407 1.2.2.2 mjf uint32_t numPdGainsUsed = 0; 408 1.2.2.2 mjf /* 409 1.2.2.2 mjf * If desired to support -ve power levels in future, just 410 1.2.2.2 mjf * change pwr_I_0 to signed 5-bits. 411 1.2.2.2 mjf */ 412 1.2.2.2 mjf int16_t Pmin_t2[MAX_NUM_PDGAINS_PER_CHANNEL]; 413 1.2.2.2 mjf /* to accomodate -ve power levels later on. */ 414 1.2.2.2 mjf int16_t Pmax_t2[MAX_NUM_PDGAINS_PER_CHANNEL]; 415 1.2.2.2 mjf /* to accomodate -ve power levels later on */ 416 1.2.2.2 mjf uint16_t numVpd = 0; 417 1.2.2.2 mjf uint16_t Vpd_step; 418 1.2.2.2 mjf int16_t tmpVal ; 419 1.2.2.2 mjf uint32_t sizeCurrVpdTable, maxIndex, tgtIndex; 420 1.2.2.2 mjf 421 1.2.2.2 mjf /* Get upper lower index */ 422 1.2.2.2 mjf GetLowerUpperIndex(channel, pRawDataset->pChannels, 423 1.2.2.2 mjf pRawDataset->numChannels, &(idxL), &(idxR)); 424 1.2.2.2 mjf 425 1.2.2.2 mjf for (ii = 0; ii < MAX_NUM_PDGAINS_PER_CHANNEL; ii++) { 426 1.2.2.2 mjf jj = MAX_NUM_PDGAINS_PER_CHANNEL - ii - 1; 427 1.2.2.2 mjf /* work backwards 'cause highest pdGain for lowest power */ 428 1.2.2.2 mjf numVpd = pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].numVpd; 429 1.2.2.2 mjf if (numVpd > 0) { 430 1.2.2.2 mjf pPdGainValues[numPdGainsUsed] = pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].pd_gain; 431 1.2.2.2 mjf Pmin_t2[numPdGainsUsed] = pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].pwr_t4[0]; 432 1.2.2.2 mjf if (Pmin_t2[numPdGainsUsed] >pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[0]) { 433 1.2.2.2 mjf Pmin_t2[numPdGainsUsed] = pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[0]; 434 1.2.2.2 mjf } 435 1.2.2.2 mjf Pmin_t2[numPdGainsUsed] = (int16_t) 436 1.2.2.2 mjf (Pmin_t2[numPdGainsUsed] / 2); 437 1.2.2.2 mjf Pmax_t2[numPdGainsUsed] = pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].pwr_t4[numVpd-1]; 438 1.2.2.2 mjf if (Pmax_t2[numPdGainsUsed] > pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[numVpd-1]) 439 1.2.2.2 mjf Pmax_t2[numPdGainsUsed] = 440 1.2.2.2 mjf pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[numVpd-1]; 441 1.2.2.2 mjf Pmax_t2[numPdGainsUsed] = (int16_t)(Pmax_t2[numPdGainsUsed] / 2); 442 1.2.2.2 mjf ar5413FillVpdTable( 443 1.2.2.2 mjf numPdGainsUsed, Pmin_t2[numPdGainsUsed], Pmax_t2[numPdGainsUsed], 444 1.2.2.2 mjf &(pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].pwr_t4[0]), 445 1.2.2.2 mjf &(pRawDataset->pDataPerChannel[idxL].pDataPerPDGain[jj].Vpd[0]), numVpd, VpdTable_L 446 1.2.2.2 mjf ); 447 1.2.2.2 mjf ar5413FillVpdTable( 448 1.2.2.2 mjf numPdGainsUsed, Pmin_t2[numPdGainsUsed], Pmax_t2[numPdGainsUsed], 449 1.2.2.2 mjf &(pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].pwr_t4[0]), 450 1.2.2.2 mjf &(pRawDataset->pDataPerChannel[idxR].pDataPerPDGain[jj].Vpd[0]), numVpd, VpdTable_R 451 1.2.2.2 mjf ); 452 1.2.2.2 mjf for (kk = 0; kk < (uint16_t)(Pmax_t2[numPdGainsUsed] - Pmin_t2[numPdGainsUsed]); kk++) { 453 1.2.2.2 mjf VpdTable_I[numPdGainsUsed][kk] = 454 1.2.2.2 mjf interpolate_signed( 455 1.2.2.2 mjf channel, pRawDataset->pChannels[idxL], pRawDataset->pChannels[idxR], 456 1.2.2.2 mjf (int16_t)VpdTable_L[numPdGainsUsed][kk], (int16_t)VpdTable_R[numPdGainsUsed][kk]); 457 1.2.2.2 mjf } 458 1.2.2.2 mjf /* fill VpdTable_I for this pdGain */ 459 1.2.2.2 mjf numPdGainsUsed++; 460 1.2.2.2 mjf } 461 1.2.2.2 mjf /* if this pdGain is used */ 462 1.2.2.2 mjf } 463 1.2.2.2 mjf 464 1.2.2.2 mjf *pMinCalPower = Pmin_t2[0]; 465 1.2.2.2 mjf kk = 0; /* index for the final table */ 466 1.2.2.2 mjf for (ii = 0; ii < numPdGainsUsed; ii++) { 467 1.2.2.2 mjf if (ii == (numPdGainsUsed - 1)) 468 1.2.2.2 mjf pPdGainBoundaries[ii] = Pmax_t2[ii] + 469 1.2.2.2 mjf PD_GAIN_BOUNDARY_STRETCH_IN_HALF_DB; 470 1.2.2.2 mjf else 471 1.2.2.2 mjf pPdGainBoundaries[ii] = (uint16_t) 472 1.2.2.2 mjf ((Pmax_t2[ii] + Pmin_t2[ii+1]) / 2 ); 473 1.2.2.2 mjf if (pPdGainBoundaries[ii] > 63) { 474 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_ANY, 475 1.2.2.2 mjf "%s: clamp pPdGainBoundaries[%d] %d\n", 476 1.2.2.2 mjf __func__, ii, pPdGainBoundaries[ii]);/*XXX*/ 477 1.2.2.2 mjf pPdGainBoundaries[ii] = 63; 478 1.2.2.2 mjf } 479 1.2.2.2 mjf 480 1.2.2.2 mjf /* Find starting index for this pdGain */ 481 1.2.2.2 mjf if (ii == 0) 482 1.2.2.2 mjf ss = 0; /* for the first pdGain, start from index 0 */ 483 1.2.2.2 mjf else 484 1.2.2.2 mjf ss = (pPdGainBoundaries[ii-1] - Pmin_t2[ii]) - 485 1.2.2.2 mjf pdGainOverlap_t2; 486 1.2.2.2 mjf Vpd_step = (uint16_t)(VpdTable_I[ii][1] - VpdTable_I[ii][0]); 487 1.2.2.2 mjf Vpd_step = (uint16_t)((Vpd_step < 1) ? 1 : Vpd_step); 488 1.2.2.2 mjf /* 489 1.2.2.2 mjf *-ve ss indicates need to extrapolate data below for this pdGain 490 1.2.2.2 mjf */ 491 1.2.2.2 mjf while (ss < 0) { 492 1.2.2.2 mjf tmpVal = (int16_t)(VpdTable_I[ii][0] + ss*Vpd_step); 493 1.2.2.2 mjf pPDADCValues[kk++] = (uint16_t)((tmpVal < 0) ? 0 : tmpVal); 494 1.2.2.2 mjf ss++; 495 1.2.2.2 mjf } 496 1.2.2.2 mjf 497 1.2.2.2 mjf sizeCurrVpdTable = Pmax_t2[ii] - Pmin_t2[ii]; 498 1.2.2.2 mjf tgtIndex = pPdGainBoundaries[ii] + pdGainOverlap_t2 - Pmin_t2[ii]; 499 1.2.2.2 mjf maxIndex = (tgtIndex < sizeCurrVpdTable) ? tgtIndex : sizeCurrVpdTable; 500 1.2.2.2 mjf 501 1.2.2.2 mjf while (ss < (int16_t)maxIndex) 502 1.2.2.2 mjf pPDADCValues[kk++] = VpdTable_I[ii][ss++]; 503 1.2.2.2 mjf 504 1.2.2.2 mjf Vpd_step = (uint16_t)(VpdTable_I[ii][sizeCurrVpdTable-1] - 505 1.2.2.2 mjf VpdTable_I[ii][sizeCurrVpdTable-2]); 506 1.2.2.2 mjf Vpd_step = (uint16_t)((Vpd_step < 1) ? 1 : Vpd_step); 507 1.2.2.2 mjf /* 508 1.2.2.2 mjf * for last gain, pdGainBoundary == Pmax_t2, so will 509 1.2.2.2 mjf * have to extrapolate 510 1.2.2.2 mjf */ 511 1.2.2.2 mjf if (tgtIndex > maxIndex) { /* need to extrapolate above */ 512 1.2.2.2 mjf while(ss < (int16_t)tgtIndex) { 513 1.2.2.2 mjf tmpVal = (uint16_t) 514 1.2.2.2 mjf (VpdTable_I[ii][sizeCurrVpdTable-1] + 515 1.2.2.2 mjf (ss-maxIndex)*Vpd_step); 516 1.2.2.2 mjf pPDADCValues[kk++] = (tmpVal > 127) ? 517 1.2.2.2 mjf 127 : tmpVal; 518 1.2.2.2 mjf ss++; 519 1.2.2.2 mjf } 520 1.2.2.2 mjf } /* extrapolated above */ 521 1.2.2.2 mjf } /* for all pdGainUsed */ 522 1.2.2.2 mjf 523 1.2.2.2 mjf while (ii < MAX_NUM_PDGAINS_PER_CHANNEL) { 524 1.2.2.2 mjf pPdGainBoundaries[ii] = pPdGainBoundaries[ii-1]; 525 1.2.2.2 mjf ii++; 526 1.2.2.2 mjf } 527 1.2.2.2 mjf while (kk < 128) { 528 1.2.2.2 mjf pPDADCValues[kk] = pPDADCValues[kk-1]; 529 1.2.2.2 mjf kk++; 530 1.2.2.2 mjf } 531 1.2.2.2 mjf 532 1.2.2.2 mjf return numPdGainsUsed; 533 1.2.2.2 mjf #undef VpdTable_L 534 1.2.2.2 mjf #undef VpdTable_R 535 1.2.2.2 mjf #undef VpdTable_I 536 1.2.2.2 mjf } 537 1.2.2.2 mjf 538 1.2.2.2 mjf static HAL_BOOL 539 1.2.2.2 mjf ar5413SetPowerTable(struct ath_hal *ah, 540 1.2.2.2 mjf int16_t *minPower, int16_t *maxPower, HAL_CHANNEL_INTERNAL *chan, 541 1.2.2.2 mjf uint16_t *rfXpdGain) 542 1.2.2.2 mjf { 543 1.2.2.2 mjf struct ath_hal_5212 *ahp = AH5212(ah); 544 1.2.2.2 mjf const HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom; 545 1.2.2.2 mjf const RAW_DATA_STRUCT_2413 *pRawDataset = AH_NULL; 546 1.2.2.2 mjf uint16_t pdGainOverlap_t2; 547 1.2.2.2 mjf int16_t minCalPower5413_t2; 548 1.2.2.2 mjf uint16_t *pdadcValues = ahp->ah_pcdacTable; 549 1.2.2.2 mjf uint16_t gainBoundaries[4]; 550 1.2.2.2 mjf uint32_t reg32, regoffset; 551 1.2.2.2 mjf int i, numPdGainsUsed; 552 1.2.2.2 mjf #ifndef AH_USE_INIPDGAIN 553 1.2.2.2 mjf uint32_t tpcrg1; 554 1.2.2.2 mjf #endif 555 1.2.2.2 mjf 556 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_RFPARAM, "%s: chan 0x%x flag 0x%x\n", 557 1.2.2.2 mjf __func__, chan->channel,chan->channelFlags); 558 1.2.2.2 mjf 559 1.2.2.2 mjf if (IS_CHAN_G(chan) || IS_CHAN_108G(chan)) 560 1.2.2.2 mjf pRawDataset = &ee->ee_rawDataset2413[headerInfo11G]; 561 1.2.2.2 mjf else if (IS_CHAN_B(chan)) 562 1.2.2.2 mjf pRawDataset = &ee->ee_rawDataset2413[headerInfo11B]; 563 1.2.2.2 mjf else { 564 1.2.2.2 mjf HALASSERT(IS_CHAN_5GHZ(chan)); 565 1.2.2.2 mjf pRawDataset = &ee->ee_rawDataset2413[headerInfo11A]; 566 1.2.2.2 mjf } 567 1.2.2.2 mjf 568 1.2.2.2 mjf pdGainOverlap_t2 = (uint16_t) SM(OS_REG_READ(ah, AR_PHY_TPCRG5), 569 1.2.2.2 mjf AR_PHY_TPCRG5_PD_GAIN_OVERLAP); 570 1.2.2.2 mjf 571 1.2.2.2 mjf numPdGainsUsed = ar5413getGainBoundariesAndPdadcsForPowers(ah, 572 1.2.2.2 mjf chan->channel, pRawDataset, pdGainOverlap_t2, 573 1.2.2.2 mjf &minCalPower5413_t2,gainBoundaries, rfXpdGain, pdadcValues); 574 1.2.2.2 mjf HALASSERT(1 <= numPdGainsUsed && numPdGainsUsed <= 3); 575 1.2.2.2 mjf 576 1.2.2.2 mjf #ifdef AH_USE_INIPDGAIN 577 1.2.2.2 mjf /* 578 1.2.2.2 mjf * Use pd_gains curve from eeprom; Atheros always uses 579 1.2.2.2 mjf * the default curve from the ini file but some vendors 580 1.2.2.2 mjf * (e.g. Zcomax) want to override this curve and not 581 1.2.2.2 mjf * honoring their settings results in tx power 5dBm low. 582 1.2.2.2 mjf */ 583 1.2.2.2 mjf OS_REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN, 584 1.2.2.2 mjf (pRawDataset->pDataPerChannel[0].numPdGains - 1)); 585 1.2.2.2 mjf #else 586 1.2.2.2 mjf tpcrg1 = OS_REG_READ(ah, AR_PHY_TPCRG1); 587 1.2.2.2 mjf tpcrg1 = (tpcrg1 &~ AR_PHY_TPCRG1_NUM_PD_GAIN) 588 1.2.2.2 mjf | SM(numPdGainsUsed-1, AR_PHY_TPCRG1_NUM_PD_GAIN); 589 1.2.2.2 mjf switch (numPdGainsUsed) { 590 1.2.2.2 mjf case 3: 591 1.2.2.2 mjf tpcrg1 &= ~AR_PHY_TPCRG1_PDGAIN_SETTING3; 592 1.2.2.2 mjf tpcrg1 |= SM(rfXpdGain[2], AR_PHY_TPCRG1_PDGAIN_SETTING3); 593 1.2.2.2 mjf /* fall thru... */ 594 1.2.2.2 mjf case 2: 595 1.2.2.2 mjf tpcrg1 &= ~AR_PHY_TPCRG1_PDGAIN_SETTING2; 596 1.2.2.2 mjf tpcrg1 |= SM(rfXpdGain[1], AR_PHY_TPCRG1_PDGAIN_SETTING2); 597 1.2.2.2 mjf /* fall thru... */ 598 1.2.2.2 mjf case 1: 599 1.2.2.2 mjf tpcrg1 &= ~AR_PHY_TPCRG1_PDGAIN_SETTING1; 600 1.2.2.2 mjf tpcrg1 |= SM(rfXpdGain[0], AR_PHY_TPCRG1_PDGAIN_SETTING1); 601 1.2.2.2 mjf break; 602 1.2.2.2 mjf } 603 1.2.2.2 mjf #ifdef AH_DEBUG 604 1.2.2.2 mjf if (tpcrg1 != OS_REG_READ(ah, AR_PHY_TPCRG1)) 605 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_RFPARAM, "%s: using non-default " 606 1.2.2.2 mjf "pd_gains (default 0x%x, calculated 0x%x)\n", 607 1.2.2.2 mjf __func__, OS_REG_READ(ah, AR_PHY_TPCRG1), tpcrg1); 608 1.2.2.2 mjf #endif 609 1.2.2.2 mjf OS_REG_WRITE(ah, AR_PHY_TPCRG1, tpcrg1); 610 1.2.2.2 mjf #endif 611 1.2.2.2 mjf 612 1.2.2.2 mjf /* 613 1.2.2.2 mjf * Note the pdadc table may not start at 0 dBm power, could be 614 1.2.2.2 mjf * negative or greater than 0. Need to offset the power 615 1.2.2.2 mjf * values by the amount of minPower for griffin 616 1.2.2.2 mjf */ 617 1.2.2.2 mjf if (minCalPower5413_t2 != 0) 618 1.2.2.2 mjf ahp->ah_txPowerIndexOffset = (int16_t)(0 - minCalPower5413_t2); 619 1.2.2.2 mjf else 620 1.2.2.2 mjf ahp->ah_txPowerIndexOffset = 0; 621 1.2.2.2 mjf 622 1.2.2.2 mjf /* Finally, write the power values into the baseband power table */ 623 1.2.2.2 mjf regoffset = 0x9800 + (672 <<2); /* beginning of pdadc table in griffin */ 624 1.2.2.2 mjf for (i = 0; i < 32; i++) { 625 1.2.2.2 mjf reg32 = ((pdadcValues[4*i + 0] & 0xFF) << 0) | 626 1.2.2.2 mjf ((pdadcValues[4*i + 1] & 0xFF) << 8) | 627 1.2.2.2 mjf ((pdadcValues[4*i + 2] & 0xFF) << 16) | 628 1.2.2.2 mjf ((pdadcValues[4*i + 3] & 0xFF) << 24) ; 629 1.2.2.2 mjf OS_REG_WRITE(ah, regoffset, reg32); 630 1.2.2.2 mjf regoffset += 4; 631 1.2.2.2 mjf } 632 1.2.2.2 mjf 633 1.2.2.2 mjf OS_REG_WRITE(ah, AR_PHY_TPCRG5, 634 1.2.2.2 mjf SM(pdGainOverlap_t2, AR_PHY_TPCRG5_PD_GAIN_OVERLAP) | 635 1.2.2.2 mjf SM(gainBoundaries[0], AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1) | 636 1.2.2.2 mjf SM(gainBoundaries[1], AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2) | 637 1.2.2.2 mjf SM(gainBoundaries[2], AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3) | 638 1.2.2.2 mjf SM(gainBoundaries[3], AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4)); 639 1.2.2.2 mjf 640 1.2.2.2 mjf return AH_TRUE; 641 1.2.2.2 mjf } 642 1.2.2.2 mjf 643 1.2.2.2 mjf static int16_t 644 1.2.2.2 mjf ar5413GetMinPower(struct ath_hal *ah, const RAW_DATA_PER_CHANNEL_2413 *data) 645 1.2.2.2 mjf { 646 1.2.2.2 mjf uint32_t ii,jj; 647 1.2.2.2 mjf uint16_t Pmin=0,numVpd; 648 1.2.2.2 mjf 649 1.2.2.2 mjf for (ii = 0; ii < MAX_NUM_PDGAINS_PER_CHANNEL; ii++) { 650 1.2.2.2 mjf jj = MAX_NUM_PDGAINS_PER_CHANNEL - ii - 1; 651 1.2.2.2 mjf /* work backwards 'cause highest pdGain for lowest power */ 652 1.2.2.2 mjf numVpd = data->pDataPerPDGain[jj].numVpd; 653 1.2.2.2 mjf if (numVpd > 0) { 654 1.2.2.2 mjf Pmin = data->pDataPerPDGain[jj].pwr_t4[0]; 655 1.2.2.2 mjf return(Pmin); 656 1.2.2.2 mjf } 657 1.2.2.2 mjf } 658 1.2.2.2 mjf return(Pmin); 659 1.2.2.2 mjf } 660 1.2.2.2 mjf 661 1.2.2.2 mjf static int16_t 662 1.2.2.2 mjf ar5413GetMaxPower(struct ath_hal *ah, const RAW_DATA_PER_CHANNEL_2413 *data) 663 1.2.2.2 mjf { 664 1.2.2.2 mjf uint32_t ii; 665 1.2.2.2 mjf uint16_t Pmax=0,numVpd; 666 1.2.2.2 mjf 667 1.2.2.2 mjf for (ii=0; ii< MAX_NUM_PDGAINS_PER_CHANNEL; ii++) { 668 1.2.2.2 mjf /* work forwards cuase lowest pdGain for highest power */ 669 1.2.2.2 mjf numVpd = data->pDataPerPDGain[ii].numVpd; 670 1.2.2.2 mjf if (numVpd > 0) { 671 1.2.2.2 mjf Pmax = data->pDataPerPDGain[ii].pwr_t4[numVpd-1]; 672 1.2.2.2 mjf return(Pmax); 673 1.2.2.2 mjf } 674 1.2.2.2 mjf } 675 1.2.2.2 mjf return(Pmax); 676 1.2.2.2 mjf } 677 1.2.2.2 mjf 678 1.2.2.2 mjf static HAL_BOOL 679 1.2.2.2 mjf ar5413GetChannelMaxMinPower(struct ath_hal *ah, HAL_CHANNEL *chan, 680 1.2.2.2 mjf int16_t *maxPow, int16_t *minPow) 681 1.2.2.2 mjf { 682 1.2.2.2 mjf const HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom; 683 1.2.2.2 mjf const RAW_DATA_STRUCT_2413 *pRawDataset = AH_NULL; 684 1.2.2.2 mjf const RAW_DATA_PER_CHANNEL_2413 *data=AH_NULL; 685 1.2.2.2 mjf uint16_t numChannels; 686 1.2.2.2 mjf int totalD,totalF, totalMin,last, i; 687 1.2.2.2 mjf 688 1.2.2.2 mjf *maxPow = 0; 689 1.2.2.2 mjf 690 1.2.2.2 mjf if (IS_CHAN_G(chan) || IS_CHAN_108G(chan)) 691 1.2.2.2 mjf pRawDataset = &ee->ee_rawDataset2413[headerInfo11G]; 692 1.2.2.2 mjf else if (IS_CHAN_B(chan)) 693 1.2.2.2 mjf pRawDataset = &ee->ee_rawDataset2413[headerInfo11B]; 694 1.2.2.2 mjf else { 695 1.2.2.2 mjf HALASSERT(IS_CHAN_5GHZ(chan)); 696 1.2.2.2 mjf pRawDataset = &ee->ee_rawDataset2413[headerInfo11A]; 697 1.2.2.2 mjf } 698 1.2.2.2 mjf 699 1.2.2.2 mjf numChannels = pRawDataset->numChannels; 700 1.2.2.2 mjf data = pRawDataset->pDataPerChannel; 701 1.2.2.2 mjf 702 1.2.2.2 mjf /* Make sure the channel is in the range of the TP values 703 1.2.2.2 mjf * (freq piers) 704 1.2.2.2 mjf */ 705 1.2.2.2 mjf if (numChannels < 1) 706 1.2.2.2 mjf return(AH_FALSE); 707 1.2.2.2 mjf 708 1.2.2.2 mjf if ((chan->channel < data[0].channelValue) || 709 1.2.2.2 mjf (chan->channel > data[numChannels-1].channelValue)) { 710 1.2.2.2 mjf if (chan->channel < data[0].channelValue) { 711 1.2.2.2 mjf *maxPow = ar5413GetMaxPower(ah, &data[0]); 712 1.2.2.2 mjf *minPow = ar5413GetMinPower(ah, &data[0]); 713 1.2.2.2 mjf return(AH_TRUE); 714 1.2.2.2 mjf } else { 715 1.2.2.2 mjf *maxPow = ar5413GetMaxPower(ah, &data[numChannels - 1]); 716 1.2.2.2 mjf *minPow = ar5413GetMinPower(ah, &data[numChannels - 1]); 717 1.2.2.2 mjf return(AH_TRUE); 718 1.2.2.2 mjf } 719 1.2.2.2 mjf } 720 1.2.2.2 mjf 721 1.2.2.2 mjf /* Linearly interpolate the power value now */ 722 1.2.2.2 mjf for (last=0,i=0; (i<numChannels) && (chan->channel > data[i].channelValue); 723 1.2.2.2 mjf last = i++); 724 1.2.2.2 mjf totalD = data[i].channelValue - data[last].channelValue; 725 1.2.2.2 mjf if (totalD > 0) { 726 1.2.2.2 mjf totalF = ar5413GetMaxPower(ah, &data[i]) - ar5413GetMaxPower(ah, &data[last]); 727 1.2.2.2 mjf *maxPow = (int8_t) ((totalF*(chan->channel-data[last].channelValue) + 728 1.2.2.2 mjf ar5413GetMaxPower(ah, &data[last])*totalD)/totalD); 729 1.2.2.2 mjf totalMin = ar5413GetMinPower(ah, &data[i]) - ar5413GetMinPower(ah, &data[last]); 730 1.2.2.2 mjf *minPow = (int8_t) ((totalMin*(chan->channel-data[last].channelValue) + 731 1.2.2.2 mjf ar5413GetMinPower(ah, &data[last])*totalD)/totalD); 732 1.2.2.2 mjf return(AH_TRUE); 733 1.2.2.2 mjf } else { 734 1.2.2.2 mjf if (chan->channel == data[i].channelValue) { 735 1.2.2.2 mjf *maxPow = ar5413GetMaxPower(ah, &data[i]); 736 1.2.2.2 mjf *minPow = ar5413GetMinPower(ah, &data[i]); 737 1.2.2.2 mjf return(AH_TRUE); 738 1.2.2.2 mjf } else 739 1.2.2.2 mjf return(AH_FALSE); 740 1.2.2.2 mjf } 741 1.2.2.2 mjf } 742 1.2.2.2 mjf 743 1.2.2.2 mjf /* 744 1.2.2.2 mjf * Free memory for analog bank scratch buffers 745 1.2.2.2 mjf */ 746 1.2.2.2 mjf static void 747 1.2.2.2 mjf ar5413RfDetach(struct ath_hal *ah) 748 1.2.2.2 mjf { 749 1.2.2.2 mjf struct ath_hal_5212 *ahp = AH5212(ah); 750 1.2.2.2 mjf 751 1.2.2.2 mjf HALASSERT(ahp->ah_rfHal != AH_NULL); 752 1.2.2.2 mjf ath_hal_free(ahp->ah_rfHal); 753 1.2.2.2 mjf ahp->ah_rfHal = AH_NULL; 754 1.2.2.2 mjf } 755 1.2.2.2 mjf 756 1.2.2.2 mjf /* 757 1.2.2.2 mjf * Allocate memory for analog bank scratch buffers 758 1.2.2.2 mjf * Scratch Buffer will be reinitialized every reset so no need to zero now 759 1.2.2.2 mjf */ 760 1.2.2.2 mjf static HAL_BOOL 761 1.2.2.2 mjf ar5413RfAttach(struct ath_hal *ah, HAL_STATUS *status) 762 1.2.2.2 mjf { 763 1.2.2.2 mjf struct ath_hal_5212 *ahp = AH5212(ah); 764 1.2.2.2 mjf struct ar5413State *priv; 765 1.2.2.2 mjf 766 1.2.2.2 mjf HALASSERT(ah->ah_magic == AR5212_MAGIC); 767 1.2.2.2 mjf 768 1.2.2.2 mjf HALASSERT(ahp->ah_rfHal == AH_NULL); 769 1.2.2.2 mjf priv = ath_hal_malloc(sizeof(struct ar5413State)); 770 1.2.2.2 mjf if (priv == AH_NULL) { 771 1.2.2.2 mjf HALDEBUG(ah, HAL_DEBUG_ANY, 772 1.2.2.2 mjf "%s: cannot allocate private state\n", __func__); 773 1.2.2.2 mjf *status = HAL_ENOMEM; /* XXX */ 774 1.2.2.2 mjf return AH_FALSE; 775 1.2.2.2 mjf } 776 1.2.2.2 mjf priv->base.rfDetach = ar5413RfDetach; 777 1.2.2.2 mjf priv->base.writeRegs = ar5413WriteRegs; 778 1.2.2.2 mjf priv->base.getRfBank = ar5413GetRfBank; 779 1.2.2.2 mjf priv->base.setChannel = ar5413SetChannel; 780 1.2.2.2 mjf priv->base.setRfRegs = ar5413SetRfRegs; 781 1.2.2.2 mjf priv->base.setPowerTable = ar5413SetPowerTable; 782 1.2.2.2 mjf priv->base.getChannelMaxMinPower = ar5413GetChannelMaxMinPower; 783 1.2.2.2 mjf priv->base.getNfAdjust = ar5212GetNfAdjust; 784 1.2.2.2 mjf 785 1.2.2.2 mjf ahp->ah_pcdacTable = priv->pcdacTable; 786 1.2.2.2 mjf ahp->ah_pcdacTableSize = sizeof(priv->pcdacTable); 787 1.2.2.2 mjf ahp->ah_rfHal = &priv->base; 788 1.2.2.2 mjf 789 1.2.2.2 mjf return AH_TRUE; 790 1.2.2.2 mjf } 791 1.2.2.2 mjf 792 1.2.2.2 mjf static HAL_BOOL 793 1.2.2.2 mjf ar5413Probe(struct ath_hal *ah) 794 1.2.2.2 mjf { 795 1.2.2.2 mjf return IS_5413(ah); 796 1.2.2.2 mjf } 797 1.2.2.2 mjf AH_RF(RF5413, ar5413Probe, ar5413RfAttach); 798
Indexes created Mon Oct 13 00:09:54 GMT 2025