Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2008 Atheros Communications Inc. |
| 3 | * |
| 4 | * Permission to use, copy, modify, and/or distribute this software for any |
| 5 | * purpose with or without fee is hereby granted, provided that the above |
| 6 | * copyright notice and this permission notice appear in all copies. |
| 7 | * |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 | */ |
| 16 | |
| 17 | #include <linux/io.h> |
| 18 | #include <asm/unaligned.h> |
| 19 | |
| 20 | #include "core.h" |
| 21 | #include "hw.h" |
| 22 | #include "reg.h" |
| 23 | #include "phy.h" |
| 24 | #include "initvals.h" |
| 25 | |
| 26 | static void ath9k_hw_iqcal_collect(struct ath_hal *ah); |
| 27 | static void ath9k_hw_iqcalibrate(struct ath_hal *ah, u8 numChains); |
| 28 | static void ath9k_hw_adc_gaincal_collect(struct ath_hal *ah); |
| 29 | static void ath9k_hw_adc_gaincal_calibrate(struct ath_hal *ah, |
| 30 | u8 numChains); |
| 31 | static void ath9k_hw_adc_dccal_collect(struct ath_hal *ah); |
| 32 | static void ath9k_hw_adc_dccal_calibrate(struct ath_hal *ah, |
| 33 | u8 numChains); |
| 34 | |
| 35 | static const u8 CLOCK_RATE[] = { 40, 80, 22, 44, 88, 40 }; |
| 36 | static const int16_t NOISE_FLOOR[] = { -96, -93, -98, -96, -93, -96 }; |
| 37 | |
| 38 | static const struct hal_percal_data iq_cal_multi_sample = { |
| 39 | IQ_MISMATCH_CAL, |
| 40 | MAX_CAL_SAMPLES, |
| 41 | PER_MIN_LOG_COUNT, |
| 42 | ath9k_hw_iqcal_collect, |
| 43 | ath9k_hw_iqcalibrate |
| 44 | }; |
| 45 | static const struct hal_percal_data iq_cal_single_sample = { |
| 46 | IQ_MISMATCH_CAL, |
| 47 | MIN_CAL_SAMPLES, |
| 48 | PER_MAX_LOG_COUNT, |
| 49 | ath9k_hw_iqcal_collect, |
| 50 | ath9k_hw_iqcalibrate |
| 51 | }; |
| 52 | static const struct hal_percal_data adc_gain_cal_multi_sample = { |
| 53 | ADC_GAIN_CAL, |
| 54 | MAX_CAL_SAMPLES, |
| 55 | PER_MIN_LOG_COUNT, |
| 56 | ath9k_hw_adc_gaincal_collect, |
| 57 | ath9k_hw_adc_gaincal_calibrate |
| 58 | }; |
| 59 | static const struct hal_percal_data adc_gain_cal_single_sample = { |
| 60 | ADC_GAIN_CAL, |
| 61 | MIN_CAL_SAMPLES, |
| 62 | PER_MAX_LOG_COUNT, |
| 63 | ath9k_hw_adc_gaincal_collect, |
| 64 | ath9k_hw_adc_gaincal_calibrate |
| 65 | }; |
| 66 | static const struct hal_percal_data adc_dc_cal_multi_sample = { |
| 67 | ADC_DC_CAL, |
| 68 | MAX_CAL_SAMPLES, |
| 69 | PER_MIN_LOG_COUNT, |
| 70 | ath9k_hw_adc_dccal_collect, |
| 71 | ath9k_hw_adc_dccal_calibrate |
| 72 | }; |
| 73 | static const struct hal_percal_data adc_dc_cal_single_sample = { |
| 74 | ADC_DC_CAL, |
| 75 | MIN_CAL_SAMPLES, |
| 76 | PER_MAX_LOG_COUNT, |
| 77 | ath9k_hw_adc_dccal_collect, |
| 78 | ath9k_hw_adc_dccal_calibrate |
| 79 | }; |
| 80 | static const struct hal_percal_data adc_init_dc_cal = { |
| 81 | ADC_DC_INIT_CAL, |
| 82 | MIN_CAL_SAMPLES, |
| 83 | INIT_LOG_COUNT, |
| 84 | ath9k_hw_adc_dccal_collect, |
| 85 | ath9k_hw_adc_dccal_calibrate |
| 86 | }; |
| 87 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 88 | static struct ath9k_rate_table ar5416_11a_table = { |
| 89 | 8, |
| 90 | {0}, |
| 91 | { |
| 92 | {true, PHY_OFDM, 6000, 0x0b, 0x00, (0x80 | 12), 0}, |
| 93 | {true, PHY_OFDM, 9000, 0x0f, 0x00, 18, 0}, |
| 94 | {true, PHY_OFDM, 12000, 0x0a, 0x00, (0x80 | 24), 2}, |
| 95 | {true, PHY_OFDM, 18000, 0x0e, 0x00, 36, 2}, |
| 96 | {true, PHY_OFDM, 24000, 0x09, 0x00, (0x80 | 48), 4}, |
| 97 | {true, PHY_OFDM, 36000, 0x0d, 0x00, 72, 4}, |
| 98 | {true, PHY_OFDM, 48000, 0x08, 0x00, 96, 4}, |
| 99 | {true, PHY_OFDM, 54000, 0x0c, 0x00, 108, 4} |
| 100 | }, |
| 101 | }; |
| 102 | |
| 103 | static struct ath9k_rate_table ar5416_11b_table = { |
| 104 | 4, |
| 105 | {0}, |
| 106 | { |
| 107 | {true, PHY_CCK, 1000, 0x1b, 0x00, (0x80 | 2), 0}, |
| 108 | {true, PHY_CCK, 2000, 0x1a, 0x04, (0x80 | 4), 1}, |
| 109 | {true, PHY_CCK, 5500, 0x19, 0x04, (0x80 | 11), 1}, |
| 110 | {true, PHY_CCK, 11000, 0x18, 0x04, (0x80 | 22), 1} |
| 111 | }, |
| 112 | }; |
| 113 | |
| 114 | static struct ath9k_rate_table ar5416_11g_table = { |
| 115 | 12, |
| 116 | {0}, |
| 117 | { |
| 118 | {true, PHY_CCK, 1000, 0x1b, 0x00, (0x80 | 2), 0}, |
| 119 | {true, PHY_CCK, 2000, 0x1a, 0x04, (0x80 | 4), 1}, |
| 120 | {true, PHY_CCK, 5500, 0x19, 0x04, (0x80 | 11), 2}, |
| 121 | {true, PHY_CCK, 11000, 0x18, 0x04, (0x80 | 22), 3}, |
| 122 | |
| 123 | {false, PHY_OFDM, 6000, 0x0b, 0x00, 12, 4}, |
| 124 | {false, PHY_OFDM, 9000, 0x0f, 0x00, 18, 4}, |
| 125 | {true, PHY_OFDM, 12000, 0x0a, 0x00, 24, 6}, |
| 126 | {true, PHY_OFDM, 18000, 0x0e, 0x00, 36, 6}, |
| 127 | {true, PHY_OFDM, 24000, 0x09, 0x00, 48, 8}, |
| 128 | {true, PHY_OFDM, 36000, 0x0d, 0x00, 72, 8}, |
| 129 | {true, PHY_OFDM, 48000, 0x08, 0x00, 96, 8}, |
| 130 | {true, PHY_OFDM, 54000, 0x0c, 0x00, 108, 8} |
| 131 | }, |
| 132 | }; |
| 133 | |
| 134 | static struct ath9k_rate_table ar5416_11ng_table = { |
| 135 | 28, |
| 136 | {0}, |
| 137 | { |
| 138 | {true, PHY_CCK, 1000, 0x1b, 0x00, (0x80 | 2), 0}, |
| 139 | {true, PHY_CCK, 2000, 0x1a, 0x04, (0x80 | 4), 1}, |
| 140 | {true, PHY_CCK, 5500, 0x19, 0x04, (0x80 | 11), 2}, |
| 141 | {true, PHY_CCK, 11000, 0x18, 0x04, (0x80 | 22), 3}, |
| 142 | |
| 143 | {false, PHY_OFDM, 6000, 0x0b, 0x00, 12, 4}, |
| 144 | {false, PHY_OFDM, 9000, 0x0f, 0x00, 18, 4}, |
| 145 | {true, PHY_OFDM, 12000, 0x0a, 0x00, 24, 6}, |
| 146 | {true, PHY_OFDM, 18000, 0x0e, 0x00, 36, 6}, |
| 147 | {true, PHY_OFDM, 24000, 0x09, 0x00, 48, 8}, |
| 148 | {true, PHY_OFDM, 36000, 0x0d, 0x00, 72, 8}, |
| 149 | {true, PHY_OFDM, 48000, 0x08, 0x00, 96, 8}, |
| 150 | {true, PHY_OFDM, 54000, 0x0c, 0x00, 108, 8}, |
| 151 | {true, PHY_HT, 6500, 0x80, 0x00, 0, 4}, |
| 152 | {true, PHY_HT, 13000, 0x81, 0x00, 1, 6}, |
| 153 | {true, PHY_HT, 19500, 0x82, 0x00, 2, 6}, |
| 154 | {true, PHY_HT, 26000, 0x83, 0x00, 3, 8}, |
| 155 | {true, PHY_HT, 39000, 0x84, 0x00, 4, 8}, |
| 156 | {true, PHY_HT, 52000, 0x85, 0x00, 5, 8}, |
| 157 | {true, PHY_HT, 58500, 0x86, 0x00, 6, 8}, |
| 158 | {true, PHY_HT, 65000, 0x87, 0x00, 7, 8}, |
| 159 | {true, PHY_HT, 13000, 0x88, 0x00, 8, 4}, |
| 160 | {true, PHY_HT, 26000, 0x89, 0x00, 9, 6}, |
| 161 | {true, PHY_HT, 39000, 0x8a, 0x00, 10, 6}, |
| 162 | {true, PHY_HT, 52000, 0x8b, 0x00, 11, 8}, |
| 163 | {true, PHY_HT, 78000, 0x8c, 0x00, 12, 8}, |
| 164 | {true, PHY_HT, 104000, 0x8d, 0x00, 13, 8}, |
| 165 | {true, PHY_HT, 117000, 0x8e, 0x00, 14, 8}, |
| 166 | {true, PHY_HT, 130000, 0x8f, 0x00, 15, 8}, |
| 167 | }, |
| 168 | }; |
| 169 | |
| 170 | static struct ath9k_rate_table ar5416_11na_table = { |
| 171 | 24, |
| 172 | {0}, |
| 173 | { |
| 174 | {true, PHY_OFDM, 6000, 0x0b, 0x00, (0x80 | 12), 0}, |
| 175 | {true, PHY_OFDM, 9000, 0x0f, 0x00, 18, 0}, |
| 176 | {true, PHY_OFDM, 12000, 0x0a, 0x00, (0x80 | 24), 2}, |
| 177 | {true, PHY_OFDM, 18000, 0x0e, 0x00, 36, 2}, |
| 178 | {true, PHY_OFDM, 24000, 0x09, 0x00, (0x80 | 48), 4}, |
| 179 | {true, PHY_OFDM, 36000, 0x0d, 0x00, 72, 4}, |
| 180 | {true, PHY_OFDM, 48000, 0x08, 0x00, 96, 4}, |
| 181 | {true, PHY_OFDM, 54000, 0x0c, 0x00, 108, 4}, |
| 182 | {true, PHY_HT, 6500, 0x80, 0x00, 0, 0}, |
| 183 | {true, PHY_HT, 13000, 0x81, 0x00, 1, 2}, |
| 184 | {true, PHY_HT, 19500, 0x82, 0x00, 2, 2}, |
| 185 | {true, PHY_HT, 26000, 0x83, 0x00, 3, 4}, |
| 186 | {true, PHY_HT, 39000, 0x84, 0x00, 4, 4}, |
| 187 | {true, PHY_HT, 52000, 0x85, 0x00, 5, 4}, |
| 188 | {true, PHY_HT, 58500, 0x86, 0x00, 6, 4}, |
| 189 | {true, PHY_HT, 65000, 0x87, 0x00, 7, 4}, |
| 190 | {true, PHY_HT, 13000, 0x88, 0x00, 8, 0}, |
| 191 | {true, PHY_HT, 26000, 0x89, 0x00, 9, 2}, |
| 192 | {true, PHY_HT, 39000, 0x8a, 0x00, 10, 2}, |
| 193 | {true, PHY_HT, 52000, 0x8b, 0x00, 11, 4}, |
| 194 | {true, PHY_HT, 78000, 0x8c, 0x00, 12, 4}, |
| 195 | {true, PHY_HT, 104000, 0x8d, 0x00, 13, 4}, |
| 196 | {true, PHY_HT, 117000, 0x8e, 0x00, 14, 4}, |
| 197 | {true, PHY_HT, 130000, 0x8f, 0x00, 15, 4}, |
| 198 | }, |
| 199 | }; |
| 200 | |
| 201 | static enum wireless_mode ath9k_hw_chan2wmode(struct ath_hal *ah, |
| 202 | const struct ath9k_channel *chan) |
| 203 | { |
| 204 | if (IS_CHAN_CCK(chan)) |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 205 | return ATH9K_MODE_11A; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 206 | if (IS_CHAN_G(chan)) |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 207 | return ATH9K_MODE_11G; |
| 208 | return ATH9K_MODE_11A; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | static bool ath9k_hw_wait(struct ath_hal *ah, |
| 212 | u32 reg, |
| 213 | u32 mask, |
| 214 | u32 val) |
| 215 | { |
| 216 | int i; |
| 217 | |
| 218 | for (i = 0; i < (AH_TIMEOUT / AH_TIME_QUANTUM); i++) { |
| 219 | if ((REG_READ(ah, reg) & mask) == val) |
| 220 | return true; |
| 221 | |
| 222 | udelay(AH_TIME_QUANTUM); |
| 223 | } |
| 224 | DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, |
| 225 | "%s: timeout on reg 0x%x: 0x%08x & 0x%08x != 0x%08x\n", |
| 226 | __func__, reg, REG_READ(ah, reg), mask, val); |
| 227 | return false; |
| 228 | } |
| 229 | |
| 230 | static bool ath9k_hw_eeprom_read(struct ath_hal *ah, u32 off, |
| 231 | u16 *data) |
| 232 | { |
| 233 | (void) REG_READ(ah, AR5416_EEPROM_OFFSET + (off << AR5416_EEPROM_S)); |
| 234 | |
| 235 | if (!ath9k_hw_wait(ah, |
| 236 | AR_EEPROM_STATUS_DATA, |
| 237 | AR_EEPROM_STATUS_DATA_BUSY | |
| 238 | AR_EEPROM_STATUS_DATA_PROT_ACCESS, 0)) { |
| 239 | return false; |
| 240 | } |
| 241 | |
| 242 | *data = MS(REG_READ(ah, AR_EEPROM_STATUS_DATA), |
| 243 | AR_EEPROM_STATUS_DATA_VAL); |
| 244 | |
| 245 | return true; |
| 246 | } |
| 247 | |
| 248 | static int ath9k_hw_flash_map(struct ath_hal *ah) |
| 249 | { |
| 250 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 251 | |
| 252 | ahp->ah_cal_mem = ioremap(AR5416_EEPROM_START_ADDR, AR5416_EEPROM_MAX); |
| 253 | |
| 254 | if (!ahp->ah_cal_mem) { |
| 255 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 256 | "%s: cannot remap eeprom region \n", __func__); |
| 257 | return -EIO; |
| 258 | } |
| 259 | |
| 260 | return 0; |
| 261 | } |
| 262 | |
| 263 | static bool ath9k_hw_flash_read(struct ath_hal *ah, u32 off, |
| 264 | u16 *data) |
| 265 | { |
| 266 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 267 | |
| 268 | *data = ioread16(ahp->ah_cal_mem + off); |
| 269 | return true; |
| 270 | } |
| 271 | |
| 272 | static void ath9k_hw_read_revisions(struct ath_hal *ah) |
| 273 | { |
| 274 | u32 val; |
| 275 | |
| 276 | val = REG_READ(ah, AR_SREV) & AR_SREV_ID; |
| 277 | |
| 278 | if (val == 0xFF) { |
| 279 | val = REG_READ(ah, AR_SREV); |
| 280 | |
| 281 | ah->ah_macVersion = |
| 282 | (val & AR_SREV_VERSION2) >> AR_SREV_TYPE2_S; |
| 283 | |
| 284 | ah->ah_macRev = MS(val, AR_SREV_REVISION2); |
| 285 | ah->ah_isPciExpress = |
| 286 | (val & AR_SREV_TYPE2_HOST_MODE) ? 0 : 1; |
| 287 | |
| 288 | } else { |
| 289 | if (!AR_SREV_9100(ah)) |
| 290 | ah->ah_macVersion = MS(val, AR_SREV_VERSION); |
| 291 | |
| 292 | ah->ah_macRev = val & AR_SREV_REVISION; |
| 293 | |
| 294 | if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCIE) |
| 295 | ah->ah_isPciExpress = true; |
| 296 | } |
| 297 | } |
| 298 | |
| 299 | u32 ath9k_hw_reverse_bits(u32 val, u32 n) |
| 300 | { |
| 301 | u32 retval; |
| 302 | int i; |
| 303 | |
| 304 | for (i = 0, retval = 0; i < n; i++) { |
| 305 | retval = (retval << 1) | (val & 1); |
| 306 | val >>= 1; |
| 307 | } |
| 308 | return retval; |
| 309 | } |
| 310 | |
| 311 | static void ath9k_hw_set_defaults(struct ath_hal *ah) |
| 312 | { |
| 313 | int i; |
| 314 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 315 | ah->ah_config.dma_beacon_response_time = 2; |
| 316 | ah->ah_config.sw_beacon_response_time = 10; |
| 317 | ah->ah_config.additional_swba_backoff = 0; |
| 318 | ah->ah_config.ack_6mb = 0x0; |
| 319 | ah->ah_config.cwm_ignore_extcca = 0; |
| 320 | ah->ah_config.pcie_powersave_enable = 0; |
| 321 | ah->ah_config.pcie_l1skp_enable = 0; |
| 322 | ah->ah_config.pcie_clock_req = 0; |
| 323 | ah->ah_config.pcie_power_reset = 0x100; |
| 324 | ah->ah_config.pcie_restore = 0; |
| 325 | ah->ah_config.pcie_waen = 0; |
| 326 | ah->ah_config.analog_shiftreg = 1; |
| 327 | ah->ah_config.ht_enable = 1; |
| 328 | ah->ah_config.ofdm_trig_low = 200; |
| 329 | ah->ah_config.ofdm_trig_high = 500; |
| 330 | ah->ah_config.cck_trig_high = 200; |
| 331 | ah->ah_config.cck_trig_low = 100; |
Luis R. Rodriguez | 6f25542 | 2008-10-03 15:45:27 -0700 | [diff] [blame] | 332 | ah->ah_config.enable_ani = 1; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 333 | ah->ah_config.noise_immunity_level = 4; |
| 334 | ah->ah_config.ofdm_weaksignal_det = 1; |
| 335 | ah->ah_config.cck_weaksignal_thr = 0; |
| 336 | ah->ah_config.spur_immunity_level = 2; |
| 337 | ah->ah_config.firstep_level = 0; |
| 338 | ah->ah_config.rssi_thr_high = 40; |
| 339 | ah->ah_config.rssi_thr_low = 7; |
| 340 | ah->ah_config.diversity_control = 0; |
| 341 | ah->ah_config.antenna_switch_swap = 0; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 342 | |
| 343 | for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 344 | ah->ah_config.spurchans[i][0] = AR_NO_SPUR; |
| 345 | ah->ah_config.spurchans[i][1] = AR_NO_SPUR; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 346 | } |
| 347 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 348 | ah->ah_config.intr_mitigation = 0; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 349 | } |
| 350 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 351 | static void ath9k_hw_override_ini(struct ath_hal *ah, |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 352 | struct ath9k_channel *chan) |
| 353 | { |
| 354 | if (!AR_SREV_5416_V20_OR_LATER(ah) |
| 355 | || AR_SREV_9280_10_OR_LATER(ah)) |
| 356 | return; |
| 357 | |
| 358 | REG_WRITE(ah, 0x9800 + (651 << 2), 0x11); |
| 359 | } |
| 360 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 361 | static void ath9k_hw_init_bb(struct ath_hal *ah, |
| 362 | struct ath9k_channel *chan) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 363 | { |
| 364 | u32 synthDelay; |
| 365 | |
| 366 | synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; |
| 367 | if (IS_CHAN_CCK(chan)) |
| 368 | synthDelay = (4 * synthDelay) / 22; |
| 369 | else |
| 370 | synthDelay /= 10; |
| 371 | |
| 372 | REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); |
| 373 | |
| 374 | udelay(synthDelay + BASE_ACTIVATE_DELAY); |
| 375 | } |
| 376 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 377 | static void ath9k_hw_init_interrupt_masks(struct ath_hal *ah, |
| 378 | enum ath9k_opmode opmode) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 379 | { |
| 380 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 381 | |
| 382 | ahp->ah_maskReg = AR_IMR_TXERR | |
| 383 | AR_IMR_TXURN | |
| 384 | AR_IMR_RXERR | |
| 385 | AR_IMR_RXORN | |
| 386 | AR_IMR_BCNMISC; |
| 387 | |
| 388 | if (ahp->ah_intrMitigation) |
| 389 | ahp->ah_maskReg |= AR_IMR_RXINTM | AR_IMR_RXMINTR; |
| 390 | else |
| 391 | ahp->ah_maskReg |= AR_IMR_RXOK; |
| 392 | |
| 393 | ahp->ah_maskReg |= AR_IMR_TXOK; |
| 394 | |
| 395 | if (opmode == ATH9K_M_HOSTAP) |
| 396 | ahp->ah_maskReg |= AR_IMR_MIB; |
| 397 | |
| 398 | REG_WRITE(ah, AR_IMR, ahp->ah_maskReg); |
| 399 | REG_WRITE(ah, AR_IMR_S2, REG_READ(ah, AR_IMR_S2) | AR_IMR_S2_GTT); |
| 400 | |
| 401 | if (!AR_SREV_9100(ah)) { |
| 402 | REG_WRITE(ah, AR_INTR_SYNC_CAUSE, 0xFFFFFFFF); |
| 403 | REG_WRITE(ah, AR_INTR_SYNC_ENABLE, AR_INTR_SYNC_DEFAULT); |
| 404 | REG_WRITE(ah, AR_INTR_SYNC_MASK, 0); |
| 405 | } |
| 406 | } |
| 407 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 408 | static void ath9k_hw_init_qos(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 409 | { |
| 410 | REG_WRITE(ah, AR_MIC_QOS_CONTROL, 0x100aa); |
| 411 | REG_WRITE(ah, AR_MIC_QOS_SELECT, 0x3210); |
| 412 | |
| 413 | REG_WRITE(ah, AR_QOS_NO_ACK, |
| 414 | SM(2, AR_QOS_NO_ACK_TWO_BIT) | |
| 415 | SM(5, AR_QOS_NO_ACK_BIT_OFF) | |
| 416 | SM(0, AR_QOS_NO_ACK_BYTE_OFF)); |
| 417 | |
| 418 | REG_WRITE(ah, AR_TXOP_X, AR_TXOP_X_VAL); |
| 419 | REG_WRITE(ah, AR_TXOP_0_3, 0xFFFFFFFF); |
| 420 | REG_WRITE(ah, AR_TXOP_4_7, 0xFFFFFFFF); |
| 421 | REG_WRITE(ah, AR_TXOP_8_11, 0xFFFFFFFF); |
| 422 | REG_WRITE(ah, AR_TXOP_12_15, 0xFFFFFFFF); |
| 423 | } |
| 424 | |
| 425 | static void ath9k_hw_analog_shift_rmw(struct ath_hal *ah, |
| 426 | u32 reg, |
| 427 | u32 mask, |
| 428 | u32 shift, |
| 429 | u32 val) |
| 430 | { |
| 431 | u32 regVal; |
| 432 | |
| 433 | regVal = REG_READ(ah, reg) & ~mask; |
| 434 | regVal |= (val << shift) & mask; |
| 435 | |
| 436 | REG_WRITE(ah, reg, regVal); |
| 437 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 438 | if (ah->ah_config.analog_shiftreg) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 439 | udelay(100); |
| 440 | |
| 441 | return; |
| 442 | } |
| 443 | |
| 444 | static u8 ath9k_hw_get_num_ant_config(struct ath_hal_5416 *ahp, |
Sujith | 06df8be | 2008-08-07 10:53:39 +0530 | [diff] [blame] | 445 | enum ieee80211_band freq_band) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 446 | { |
| 447 | struct ar5416_eeprom *eep = &ahp->ah_eeprom; |
| 448 | struct modal_eep_header *pModal = |
Sujith | 06df8be | 2008-08-07 10:53:39 +0530 | [diff] [blame] | 449 | &(eep->modalHeader[IEEE80211_BAND_5GHZ == freq_band]); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 450 | struct base_eep_header *pBase = &eep->baseEepHeader; |
| 451 | u8 num_ant_config; |
| 452 | |
| 453 | num_ant_config = 1; |
| 454 | |
| 455 | if (pBase->version >= 0x0E0D) |
| 456 | if (pModal->useAnt1) |
| 457 | num_ant_config += 1; |
| 458 | |
| 459 | return num_ant_config; |
| 460 | } |
| 461 | |
| 462 | static int |
| 463 | ath9k_hw_get_eeprom_antenna_cfg(struct ath_hal_5416 *ahp, |
| 464 | struct ath9k_channel *chan, |
| 465 | u8 index, |
| 466 | u16 *config) |
| 467 | { |
| 468 | struct ar5416_eeprom *eep = &ahp->ah_eeprom; |
| 469 | struct modal_eep_header *pModal = |
| 470 | &(eep->modalHeader[IS_CHAN_2GHZ(chan)]); |
| 471 | struct base_eep_header *pBase = &eep->baseEepHeader; |
| 472 | |
| 473 | switch (index) { |
| 474 | case 0: |
| 475 | *config = pModal->antCtrlCommon & 0xFFFF; |
| 476 | return 0; |
| 477 | case 1: |
| 478 | if (pBase->version >= 0x0E0D) { |
| 479 | if (pModal->useAnt1) { |
| 480 | *config = |
| 481 | ((pModal->antCtrlCommon & 0xFFFF0000) >> 16); |
| 482 | return 0; |
| 483 | } |
| 484 | } |
| 485 | break; |
| 486 | default: |
| 487 | break; |
| 488 | } |
| 489 | |
| 490 | return -EINVAL; |
| 491 | } |
| 492 | |
| 493 | static inline bool ath9k_hw_nvram_read(struct ath_hal *ah, |
| 494 | u32 off, |
| 495 | u16 *data) |
| 496 | { |
| 497 | if (ath9k_hw_use_flash(ah)) |
| 498 | return ath9k_hw_flash_read(ah, off, data); |
| 499 | else |
| 500 | return ath9k_hw_eeprom_read(ah, off, data); |
| 501 | } |
| 502 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 503 | static bool ath9k_hw_fill_eeprom(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 504 | { |
| 505 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 506 | struct ar5416_eeprom *eep = &ahp->ah_eeprom; |
| 507 | u16 *eep_data; |
| 508 | int addr, ar5416_eep_start_loc = 0; |
| 509 | |
| 510 | if (!ath9k_hw_use_flash(ah)) { |
| 511 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 512 | "%s: Reading from EEPROM, not flash\n", __func__); |
| 513 | ar5416_eep_start_loc = 256; |
| 514 | } |
| 515 | if (AR_SREV_9100(ah)) |
| 516 | ar5416_eep_start_loc = 256; |
| 517 | |
| 518 | eep_data = (u16 *) eep; |
| 519 | for (addr = 0; |
| 520 | addr < sizeof(struct ar5416_eeprom) / sizeof(u16); |
| 521 | addr++) { |
| 522 | if (!ath9k_hw_nvram_read(ah, addr + ar5416_eep_start_loc, |
| 523 | eep_data)) { |
| 524 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 525 | "%s: Unable to read eeprom region \n", |
| 526 | __func__); |
| 527 | return false; |
| 528 | } |
| 529 | eep_data++; |
| 530 | } |
| 531 | return true; |
| 532 | } |
| 533 | |
| 534 | /* XXX: Clean me up, make me more legible */ |
| 535 | static bool |
| 536 | ath9k_hw_eeprom_set_board_values(struct ath_hal *ah, |
| 537 | struct ath9k_channel *chan) |
| 538 | { |
| 539 | struct modal_eep_header *pModal; |
| 540 | int i, regChainOffset; |
| 541 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 542 | struct ar5416_eeprom *eep = &ahp->ah_eeprom; |
| 543 | u8 txRxAttenLocal; |
| 544 | u16 ant_config; |
| 545 | |
| 546 | pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]); |
| 547 | |
| 548 | txRxAttenLocal = IS_CHAN_2GHZ(chan) ? 23 : 44; |
| 549 | |
| 550 | ath9k_hw_get_eeprom_antenna_cfg(ahp, chan, 1, &ant_config); |
| 551 | REG_WRITE(ah, AR_PHY_SWITCH_COM, ant_config); |
| 552 | |
| 553 | for (i = 0; i < AR5416_MAX_CHAINS; i++) { |
| 554 | if (AR_SREV_9280(ah)) { |
| 555 | if (i >= 2) |
| 556 | break; |
| 557 | } |
| 558 | |
| 559 | if (AR_SREV_5416_V20_OR_LATER(ah) && |
| 560 | (ahp->ah_rxchainmask == 5 || ahp->ah_txchainmask == 5) |
| 561 | && (i != 0)) |
| 562 | regChainOffset = (i == 1) ? 0x2000 : 0x1000; |
| 563 | else |
| 564 | regChainOffset = i * 0x1000; |
| 565 | |
| 566 | REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0 + regChainOffset, |
| 567 | pModal->antCtrlChain[i]); |
| 568 | |
| 569 | REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0) + regChainOffset, |
| 570 | (REG_READ(ah, |
| 571 | AR_PHY_TIMING_CTRL4(0) + |
| 572 | regChainOffset) & |
| 573 | ~(AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF | |
| 574 | AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF)) | |
| 575 | SM(pModal->iqCalICh[i], |
| 576 | AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF) | |
| 577 | SM(pModal->iqCalQCh[i], |
| 578 | AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF)); |
| 579 | |
| 580 | if ((i == 0) || AR_SREV_5416_V20_OR_LATER(ah)) { |
| 581 | if ((eep->baseEepHeader.version & |
| 582 | AR5416_EEP_VER_MINOR_MASK) >= |
| 583 | AR5416_EEP_MINOR_VER_3) { |
| 584 | txRxAttenLocal = pModal->txRxAttenCh[i]; |
| 585 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 586 | REG_RMW_FIELD(ah, |
| 587 | AR_PHY_GAIN_2GHZ + |
| 588 | regChainOffset, |
| 589 | AR_PHY_GAIN_2GHZ_XATTEN1_MARGIN, |
| 590 | pModal-> |
| 591 | bswMargin[i]); |
| 592 | REG_RMW_FIELD(ah, |
| 593 | AR_PHY_GAIN_2GHZ + |
| 594 | regChainOffset, |
| 595 | AR_PHY_GAIN_2GHZ_XATTEN1_DB, |
| 596 | pModal-> |
| 597 | bswAtten[i]); |
| 598 | REG_RMW_FIELD(ah, |
| 599 | AR_PHY_GAIN_2GHZ + |
| 600 | regChainOffset, |
| 601 | AR_PHY_GAIN_2GHZ_XATTEN2_MARGIN, |
| 602 | pModal-> |
| 603 | xatten2Margin[i]); |
| 604 | REG_RMW_FIELD(ah, |
| 605 | AR_PHY_GAIN_2GHZ + |
| 606 | regChainOffset, |
| 607 | AR_PHY_GAIN_2GHZ_XATTEN2_DB, |
| 608 | pModal-> |
| 609 | xatten2Db[i]); |
| 610 | } else { |
| 611 | REG_WRITE(ah, |
| 612 | AR_PHY_GAIN_2GHZ + |
| 613 | regChainOffset, |
| 614 | (REG_READ(ah, |
| 615 | AR_PHY_GAIN_2GHZ + |
| 616 | regChainOffset) & |
| 617 | ~AR_PHY_GAIN_2GHZ_BSW_MARGIN) |
| 618 | | SM(pModal-> |
| 619 | bswMargin[i], |
| 620 | AR_PHY_GAIN_2GHZ_BSW_MARGIN)); |
| 621 | REG_WRITE(ah, |
| 622 | AR_PHY_GAIN_2GHZ + |
| 623 | regChainOffset, |
| 624 | (REG_READ(ah, |
| 625 | AR_PHY_GAIN_2GHZ + |
| 626 | regChainOffset) & |
| 627 | ~AR_PHY_GAIN_2GHZ_BSW_ATTEN) |
| 628 | | SM(pModal->bswAtten[i], |
| 629 | AR_PHY_GAIN_2GHZ_BSW_ATTEN)); |
| 630 | } |
| 631 | } |
| 632 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 633 | REG_RMW_FIELD(ah, |
| 634 | AR_PHY_RXGAIN + |
| 635 | regChainOffset, |
| 636 | AR9280_PHY_RXGAIN_TXRX_ATTEN, |
| 637 | txRxAttenLocal); |
| 638 | REG_RMW_FIELD(ah, |
| 639 | AR_PHY_RXGAIN + |
| 640 | regChainOffset, |
| 641 | AR9280_PHY_RXGAIN_TXRX_MARGIN, |
| 642 | pModal->rxTxMarginCh[i]); |
| 643 | } else { |
| 644 | REG_WRITE(ah, |
| 645 | AR_PHY_RXGAIN + regChainOffset, |
| 646 | (REG_READ(ah, |
| 647 | AR_PHY_RXGAIN + |
| 648 | regChainOffset) & |
| 649 | ~AR_PHY_RXGAIN_TXRX_ATTEN) | |
| 650 | SM(txRxAttenLocal, |
| 651 | AR_PHY_RXGAIN_TXRX_ATTEN)); |
| 652 | REG_WRITE(ah, |
| 653 | AR_PHY_GAIN_2GHZ + |
| 654 | regChainOffset, |
| 655 | (REG_READ(ah, |
| 656 | AR_PHY_GAIN_2GHZ + |
| 657 | regChainOffset) & |
| 658 | ~AR_PHY_GAIN_2GHZ_RXTX_MARGIN) | |
| 659 | SM(pModal->rxTxMarginCh[i], |
| 660 | AR_PHY_GAIN_2GHZ_RXTX_MARGIN)); |
| 661 | } |
| 662 | } |
| 663 | } |
| 664 | |
| 665 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 666 | if (IS_CHAN_2GHZ(chan)) { |
| 667 | ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH0, |
| 668 | AR_AN_RF2G1_CH0_OB, |
| 669 | AR_AN_RF2G1_CH0_OB_S, |
| 670 | pModal->ob); |
| 671 | ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH0, |
| 672 | AR_AN_RF2G1_CH0_DB, |
| 673 | AR_AN_RF2G1_CH0_DB_S, |
| 674 | pModal->db); |
| 675 | ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH1, |
| 676 | AR_AN_RF2G1_CH1_OB, |
| 677 | AR_AN_RF2G1_CH1_OB_S, |
| 678 | pModal->ob_ch1); |
| 679 | ath9k_hw_analog_shift_rmw(ah, AR_AN_RF2G1_CH1, |
| 680 | AR_AN_RF2G1_CH1_DB, |
| 681 | AR_AN_RF2G1_CH1_DB_S, |
| 682 | pModal->db_ch1); |
| 683 | } else { |
| 684 | ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH0, |
| 685 | AR_AN_RF5G1_CH0_OB5, |
| 686 | AR_AN_RF5G1_CH0_OB5_S, |
| 687 | pModal->ob); |
| 688 | ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH0, |
| 689 | AR_AN_RF5G1_CH0_DB5, |
| 690 | AR_AN_RF5G1_CH0_DB5_S, |
| 691 | pModal->db); |
| 692 | ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH1, |
| 693 | AR_AN_RF5G1_CH1_OB5, |
| 694 | AR_AN_RF5G1_CH1_OB5_S, |
| 695 | pModal->ob_ch1); |
| 696 | ath9k_hw_analog_shift_rmw(ah, AR_AN_RF5G1_CH1, |
| 697 | AR_AN_RF5G1_CH1_DB5, |
| 698 | AR_AN_RF5G1_CH1_DB5_S, |
| 699 | pModal->db_ch1); |
| 700 | } |
| 701 | ath9k_hw_analog_shift_rmw(ah, AR_AN_TOP2, |
| 702 | AR_AN_TOP2_XPABIAS_LVL, |
| 703 | AR_AN_TOP2_XPABIAS_LVL_S, |
| 704 | pModal->xpaBiasLvl); |
| 705 | ath9k_hw_analog_shift_rmw(ah, AR_AN_TOP2, |
| 706 | AR_AN_TOP2_LOCALBIAS, |
| 707 | AR_AN_TOP2_LOCALBIAS_S, |
| 708 | pModal->local_bias); |
| 709 | DPRINTF(ah->ah_sc, ATH_DBG_ANY, "ForceXPAon: %d\n", |
| 710 | pModal->force_xpaon); |
| 711 | REG_RMW_FIELD(ah, AR_PHY_XPA_CFG, AR_PHY_FORCE_XPA_CFG, |
| 712 | pModal->force_xpaon); |
| 713 | } |
| 714 | |
| 715 | REG_RMW_FIELD(ah, AR_PHY_SETTLING, AR_PHY_SETTLING_SWITCH, |
| 716 | pModal->switchSettling); |
| 717 | REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ, AR_PHY_DESIRED_SZ_ADC, |
| 718 | pModal->adcDesiredSize); |
| 719 | |
| 720 | if (!AR_SREV_9280_10_OR_LATER(ah)) |
| 721 | REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ, |
| 722 | AR_PHY_DESIRED_SZ_PGA, |
| 723 | pModal->pgaDesiredSize); |
| 724 | |
| 725 | REG_WRITE(ah, AR_PHY_RF_CTL4, |
| 726 | SM(pModal->txEndToXpaOff, AR_PHY_RF_CTL4_TX_END_XPAA_OFF) |
| 727 | | SM(pModal->txEndToXpaOff, |
| 728 | AR_PHY_RF_CTL4_TX_END_XPAB_OFF) |
| 729 | | SM(pModal->txFrameToXpaOn, |
| 730 | AR_PHY_RF_CTL4_FRAME_XPAA_ON) |
| 731 | | SM(pModal->txFrameToXpaOn, |
| 732 | AR_PHY_RF_CTL4_FRAME_XPAB_ON)); |
| 733 | |
| 734 | REG_RMW_FIELD(ah, AR_PHY_RF_CTL3, AR_PHY_TX_END_TO_A2_RX_ON, |
| 735 | pModal->txEndToRxOn); |
| 736 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 737 | REG_RMW_FIELD(ah, AR_PHY_CCA, AR9280_PHY_CCA_THRESH62, |
| 738 | pModal->thresh62); |
| 739 | REG_RMW_FIELD(ah, AR_PHY_EXT_CCA0, |
| 740 | AR_PHY_EXT_CCA0_THRESH62, |
| 741 | pModal->thresh62); |
| 742 | } else { |
| 743 | REG_RMW_FIELD(ah, AR_PHY_CCA, AR_PHY_CCA_THRESH62, |
| 744 | pModal->thresh62); |
| 745 | REG_RMW_FIELD(ah, AR_PHY_EXT_CCA, |
| 746 | AR_PHY_EXT_CCA_THRESH62, |
| 747 | pModal->thresh62); |
| 748 | } |
| 749 | |
| 750 | if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >= |
| 751 | AR5416_EEP_MINOR_VER_2) { |
| 752 | REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, |
| 753 | AR_PHY_TX_END_DATA_START, |
| 754 | pModal->txFrameToDataStart); |
| 755 | REG_RMW_FIELD(ah, AR_PHY_RF_CTL2, AR_PHY_TX_END_PA_ON, |
| 756 | pModal->txFrameToPaOn); |
| 757 | } |
| 758 | |
| 759 | if ((eep->baseEepHeader.version & AR5416_EEP_VER_MINOR_MASK) >= |
| 760 | AR5416_EEP_MINOR_VER_3) { |
| 761 | if (IS_CHAN_HT40(chan)) |
| 762 | REG_RMW_FIELD(ah, AR_PHY_SETTLING, |
| 763 | AR_PHY_SETTLING_SWITCH, |
| 764 | pModal->swSettleHt40); |
| 765 | } |
| 766 | |
| 767 | return true; |
| 768 | } |
| 769 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 770 | static int ath9k_hw_check_eeprom(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 771 | { |
| 772 | u32 sum = 0, el; |
| 773 | u16 *eepdata; |
| 774 | int i; |
| 775 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 776 | bool need_swap = false; |
| 777 | struct ar5416_eeprom *eep = |
| 778 | (struct ar5416_eeprom *) &ahp->ah_eeprom; |
| 779 | |
| 780 | if (!ath9k_hw_use_flash(ah)) { |
| 781 | u16 magic, magic2; |
| 782 | int addr; |
| 783 | |
| 784 | if (!ath9k_hw_nvram_read(ah, AR5416_EEPROM_MAGIC_OFFSET, |
| 785 | &magic)) { |
| 786 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 787 | "%s: Reading Magic # failed\n", __func__); |
| 788 | return false; |
| 789 | } |
| 790 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, "%s: Read Magic = 0x%04X\n", |
| 791 | __func__, magic); |
| 792 | |
| 793 | if (magic != AR5416_EEPROM_MAGIC) { |
| 794 | magic2 = swab16(magic); |
| 795 | |
| 796 | if (magic2 == AR5416_EEPROM_MAGIC) { |
| 797 | need_swap = true; |
| 798 | eepdata = (u16 *) (&ahp->ah_eeprom); |
| 799 | |
| 800 | for (addr = 0; |
| 801 | addr < |
| 802 | sizeof(struct ar5416_eeprom) / |
| 803 | sizeof(u16); addr++) { |
| 804 | u16 temp; |
| 805 | |
| 806 | temp = swab16(*eepdata); |
| 807 | *eepdata = temp; |
| 808 | eepdata++; |
| 809 | |
| 810 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 811 | "0x%04X ", *eepdata); |
| 812 | if (((addr + 1) % 6) == 0) |
| 813 | DPRINTF(ah->ah_sc, |
| 814 | ATH_DBG_EEPROM, |
| 815 | "\n"); |
| 816 | } |
| 817 | } else { |
| 818 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 819 | "Invalid EEPROM Magic. " |
| 820 | "endianness missmatch.\n"); |
| 821 | return -EINVAL; |
| 822 | } |
| 823 | } |
| 824 | } |
| 825 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, "need_swap = %s.\n", |
| 826 | need_swap ? "True" : "False"); |
| 827 | |
| 828 | if (need_swap) |
| 829 | el = swab16(ahp->ah_eeprom.baseEepHeader.length); |
| 830 | else |
| 831 | el = ahp->ah_eeprom.baseEepHeader.length; |
| 832 | |
| 833 | if (el > sizeof(struct ar5416_eeprom)) |
| 834 | el = sizeof(struct ar5416_eeprom) / sizeof(u16); |
| 835 | else |
| 836 | el = el / sizeof(u16); |
| 837 | |
| 838 | eepdata = (u16 *) (&ahp->ah_eeprom); |
| 839 | |
| 840 | for (i = 0; i < el; i++) |
| 841 | sum ^= *eepdata++; |
| 842 | |
| 843 | if (need_swap) { |
| 844 | u32 integer, j; |
| 845 | u16 word; |
| 846 | |
| 847 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 848 | "EEPROM Endianness is not native.. Changing \n"); |
| 849 | |
| 850 | word = swab16(eep->baseEepHeader.length); |
| 851 | eep->baseEepHeader.length = word; |
| 852 | |
| 853 | word = swab16(eep->baseEepHeader.checksum); |
| 854 | eep->baseEepHeader.checksum = word; |
| 855 | |
| 856 | word = swab16(eep->baseEepHeader.version); |
| 857 | eep->baseEepHeader.version = word; |
| 858 | |
| 859 | word = swab16(eep->baseEepHeader.regDmn[0]); |
| 860 | eep->baseEepHeader.regDmn[0] = word; |
| 861 | |
| 862 | word = swab16(eep->baseEepHeader.regDmn[1]); |
| 863 | eep->baseEepHeader.regDmn[1] = word; |
| 864 | |
| 865 | word = swab16(eep->baseEepHeader.rfSilent); |
| 866 | eep->baseEepHeader.rfSilent = word; |
| 867 | |
| 868 | word = swab16(eep->baseEepHeader.blueToothOptions); |
| 869 | eep->baseEepHeader.blueToothOptions = word; |
| 870 | |
| 871 | word = swab16(eep->baseEepHeader.deviceCap); |
| 872 | eep->baseEepHeader.deviceCap = word; |
| 873 | |
| 874 | for (j = 0; j < ARRAY_SIZE(eep->modalHeader); j++) { |
| 875 | struct modal_eep_header *pModal = |
| 876 | &eep->modalHeader[j]; |
| 877 | integer = swab32(pModal->antCtrlCommon); |
| 878 | pModal->antCtrlCommon = integer; |
| 879 | |
| 880 | for (i = 0; i < AR5416_MAX_CHAINS; i++) { |
| 881 | integer = swab32(pModal->antCtrlChain[i]); |
| 882 | pModal->antCtrlChain[i] = integer; |
| 883 | } |
| 884 | |
| 885 | for (i = 0; i < AR5416_EEPROM_MODAL_SPURS; i++) { |
| 886 | word = swab16(pModal->spurChans[i].spurChan); |
| 887 | pModal->spurChans[i].spurChan = word; |
| 888 | } |
| 889 | } |
| 890 | } |
| 891 | |
| 892 | if (sum != 0xffff || ar5416_get_eep_ver(ahp) != AR5416_EEP_VER || |
| 893 | ar5416_get_eep_rev(ahp) < AR5416_EEP_NO_BACK_VER) { |
| 894 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 895 | "Bad EEPROM checksum 0x%x or revision 0x%04x\n", |
| 896 | sum, ar5416_get_eep_ver(ahp)); |
| 897 | return -EINVAL; |
| 898 | } |
| 899 | |
| 900 | return 0; |
| 901 | } |
| 902 | |
| 903 | static bool ath9k_hw_chip_test(struct ath_hal *ah) |
| 904 | { |
| 905 | u32 regAddr[2] = { AR_STA_ID0, AR_PHY_BASE + (8 << 2) }; |
| 906 | u32 regHold[2]; |
| 907 | u32 patternData[4] = { 0x55555555, |
| 908 | 0xaaaaaaaa, |
| 909 | 0x66666666, |
| 910 | 0x99999999 }; |
| 911 | int i, j; |
| 912 | |
| 913 | for (i = 0; i < 2; i++) { |
| 914 | u32 addr = regAddr[i]; |
| 915 | u32 wrData, rdData; |
| 916 | |
| 917 | regHold[i] = REG_READ(ah, addr); |
| 918 | for (j = 0; j < 0x100; j++) { |
| 919 | wrData = (j << 16) | j; |
| 920 | REG_WRITE(ah, addr, wrData); |
| 921 | rdData = REG_READ(ah, addr); |
| 922 | if (rdData != wrData) { |
| 923 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 924 | "%s: address test failed " |
| 925 | "addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", |
| 926 | __func__, addr, wrData, rdData); |
| 927 | return false; |
| 928 | } |
| 929 | } |
| 930 | for (j = 0; j < 4; j++) { |
| 931 | wrData = patternData[j]; |
| 932 | REG_WRITE(ah, addr, wrData); |
| 933 | rdData = REG_READ(ah, addr); |
| 934 | if (wrData != rdData) { |
| 935 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 936 | "%s: address test failed " |
| 937 | "addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", |
| 938 | __func__, addr, wrData, rdData); |
| 939 | return false; |
| 940 | } |
| 941 | } |
| 942 | REG_WRITE(ah, regAddr[i], regHold[i]); |
| 943 | } |
| 944 | udelay(100); |
| 945 | return true; |
| 946 | } |
| 947 | |
| 948 | u32 ath9k_hw_getrxfilter(struct ath_hal *ah) |
| 949 | { |
| 950 | u32 bits = REG_READ(ah, AR_RX_FILTER); |
| 951 | u32 phybits = REG_READ(ah, AR_PHY_ERR); |
| 952 | |
| 953 | if (phybits & AR_PHY_ERR_RADAR) |
| 954 | bits |= ATH9K_RX_FILTER_PHYRADAR; |
| 955 | if (phybits & (AR_PHY_ERR_OFDM_TIMING | AR_PHY_ERR_CCK_TIMING)) |
| 956 | bits |= ATH9K_RX_FILTER_PHYERR; |
| 957 | return bits; |
| 958 | } |
| 959 | |
| 960 | void ath9k_hw_setrxfilter(struct ath_hal *ah, u32 bits) |
| 961 | { |
| 962 | u32 phybits; |
| 963 | |
| 964 | REG_WRITE(ah, AR_RX_FILTER, (bits & 0xffff) | AR_RX_COMPR_BAR); |
| 965 | phybits = 0; |
| 966 | if (bits & ATH9K_RX_FILTER_PHYRADAR) |
| 967 | phybits |= AR_PHY_ERR_RADAR; |
| 968 | if (bits & ATH9K_RX_FILTER_PHYERR) |
| 969 | phybits |= AR_PHY_ERR_OFDM_TIMING | AR_PHY_ERR_CCK_TIMING; |
| 970 | REG_WRITE(ah, AR_PHY_ERR, phybits); |
| 971 | |
| 972 | if (phybits) |
| 973 | REG_WRITE(ah, AR_RXCFG, |
| 974 | REG_READ(ah, AR_RXCFG) | AR_RXCFG_ZLFDMA); |
| 975 | else |
| 976 | REG_WRITE(ah, AR_RXCFG, |
| 977 | REG_READ(ah, AR_RXCFG) & ~AR_RXCFG_ZLFDMA); |
| 978 | } |
| 979 | |
| 980 | bool ath9k_hw_setcapability(struct ath_hal *ah, |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 981 | enum ath9k_capability_type type, |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 982 | u32 capability, |
| 983 | u32 setting, |
| 984 | int *status) |
| 985 | { |
| 986 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 987 | u32 v; |
| 988 | |
| 989 | switch (type) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 990 | case ATH9K_CAP_TKIP_MIC: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 991 | if (setting) |
| 992 | ahp->ah_staId1Defaults |= |
| 993 | AR_STA_ID1_CRPT_MIC_ENABLE; |
| 994 | else |
| 995 | ahp->ah_staId1Defaults &= |
| 996 | ~AR_STA_ID1_CRPT_MIC_ENABLE; |
| 997 | return true; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 998 | case ATH9K_CAP_DIVERSITY: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 999 | v = REG_READ(ah, AR_PHY_CCK_DETECT); |
| 1000 | if (setting) |
| 1001 | v |= AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV; |
| 1002 | else |
| 1003 | v &= ~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV; |
| 1004 | REG_WRITE(ah, AR_PHY_CCK_DETECT, v); |
| 1005 | return true; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 1006 | case ATH9K_CAP_MCAST_KEYSRCH: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1007 | if (setting) |
| 1008 | ahp->ah_staId1Defaults |= AR_STA_ID1_MCAST_KSRCH; |
| 1009 | else |
| 1010 | ahp->ah_staId1Defaults &= ~AR_STA_ID1_MCAST_KSRCH; |
| 1011 | return true; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 1012 | case ATH9K_CAP_TSF_ADJUST: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1013 | if (setting) |
| 1014 | ahp->ah_miscMode |= AR_PCU_TX_ADD_TSF; |
| 1015 | else |
| 1016 | ahp->ah_miscMode &= ~AR_PCU_TX_ADD_TSF; |
| 1017 | return true; |
| 1018 | default: |
| 1019 | return false; |
| 1020 | } |
| 1021 | } |
| 1022 | |
| 1023 | void ath9k_hw_dmaRegDump(struct ath_hal *ah) |
| 1024 | { |
| 1025 | u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; |
| 1026 | int qcuOffset = 0, dcuOffset = 0; |
| 1027 | u32 *qcuBase = &val[0], *dcuBase = &val[4]; |
| 1028 | int i; |
| 1029 | |
| 1030 | REG_WRITE(ah, AR_MACMISC, |
| 1031 | ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | |
| 1032 | (AR_MACMISC_MISC_OBS_BUS_1 << |
| 1033 | AR_MACMISC_MISC_OBS_BUS_MSB_S))); |
| 1034 | |
| 1035 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "Raw DMA Debug values:\n"); |
| 1036 | for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { |
| 1037 | if (i % 4 == 0) |
| 1038 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "\n"); |
| 1039 | |
| 1040 | val[i] = REG_READ(ah, AR_DMADBG_0 + (i * sizeof(u32))); |
| 1041 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "%d: %08x ", i, val[i]); |
| 1042 | } |
| 1043 | |
| 1044 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "\n\n"); |
| 1045 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1046 | "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); |
| 1047 | |
| 1048 | for (i = 0; i < ATH9K_NUM_QUEUES; |
| 1049 | i++, qcuOffset += 4, dcuOffset += 5) { |
| 1050 | if (i == 8) { |
| 1051 | qcuOffset = 0; |
| 1052 | qcuBase++; |
| 1053 | } |
| 1054 | |
| 1055 | if (i == 6) { |
| 1056 | dcuOffset = 0; |
| 1057 | dcuBase++; |
| 1058 | } |
| 1059 | |
| 1060 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1061 | "%2d %2x %1x %2x %2x\n", |
| 1062 | i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, |
| 1063 | (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + |
| 1064 | 3), |
| 1065 | val[2] & (0x7 << (i * 3)) >> (i * 3), |
| 1066 | (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); |
| 1067 | } |
| 1068 | |
| 1069 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "\n"); |
| 1070 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1071 | "qcu_stitch state: %2x qcu_fetch state: %2x\n", |
| 1072 | (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); |
| 1073 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1074 | "qcu_complete state: %2x dcu_complete state: %2x\n", |
| 1075 | (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); |
| 1076 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1077 | "dcu_arb state: %2x dcu_fp state: %2x\n", |
| 1078 | (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); |
| 1079 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1080 | "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", |
| 1081 | (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); |
| 1082 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1083 | "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", |
| 1084 | (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); |
| 1085 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1086 | "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", |
| 1087 | (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); |
| 1088 | |
| 1089 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "pcu observe 0x%x \n", |
| 1090 | REG_READ(ah, AR_OBS_BUS_1)); |
| 1091 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 1092 | "AR_CR 0x%x \n", REG_READ(ah, AR_CR)); |
| 1093 | } |
| 1094 | |
| 1095 | u32 ath9k_hw_GetMibCycleCountsPct(struct ath_hal *ah, |
| 1096 | u32 *rxc_pcnt, |
| 1097 | u32 *rxf_pcnt, |
| 1098 | u32 *txf_pcnt) |
| 1099 | { |
| 1100 | static u32 cycles, rx_clear, rx_frame, tx_frame; |
| 1101 | u32 good = 1; |
| 1102 | |
| 1103 | u32 rc = REG_READ(ah, AR_RCCNT); |
| 1104 | u32 rf = REG_READ(ah, AR_RFCNT); |
| 1105 | u32 tf = REG_READ(ah, AR_TFCNT); |
| 1106 | u32 cc = REG_READ(ah, AR_CCCNT); |
| 1107 | |
| 1108 | if (cycles == 0 || cycles > cc) { |
| 1109 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 1110 | "%s: cycle counter wrap. ExtBusy = 0\n", |
| 1111 | __func__); |
| 1112 | good = 0; |
| 1113 | } else { |
| 1114 | u32 cc_d = cc - cycles; |
| 1115 | u32 rc_d = rc - rx_clear; |
| 1116 | u32 rf_d = rf - rx_frame; |
| 1117 | u32 tf_d = tf - tx_frame; |
| 1118 | |
| 1119 | if (cc_d != 0) { |
| 1120 | *rxc_pcnt = rc_d * 100 / cc_d; |
| 1121 | *rxf_pcnt = rf_d * 100 / cc_d; |
| 1122 | *txf_pcnt = tf_d * 100 / cc_d; |
| 1123 | } else { |
| 1124 | good = 0; |
| 1125 | } |
| 1126 | } |
| 1127 | |
| 1128 | cycles = cc; |
| 1129 | rx_frame = rf; |
| 1130 | rx_clear = rc; |
| 1131 | tx_frame = tf; |
| 1132 | |
| 1133 | return good; |
| 1134 | } |
| 1135 | |
| 1136 | void ath9k_hw_set11nmac2040(struct ath_hal *ah, enum ath9k_ht_macmode mode) |
| 1137 | { |
| 1138 | u32 macmode; |
| 1139 | |
| 1140 | if (mode == ATH9K_HT_MACMODE_2040 && |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 1141 | !ah->ah_config.cwm_ignore_extcca) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1142 | macmode = AR_2040_JOINED_RX_CLEAR; |
| 1143 | else |
| 1144 | macmode = 0; |
| 1145 | |
| 1146 | REG_WRITE(ah, AR_2040_MODE, macmode); |
| 1147 | } |
| 1148 | |
| 1149 | static void ath9k_hw_mark_phy_inactive(struct ath_hal *ah) |
| 1150 | { |
| 1151 | REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); |
| 1152 | } |
| 1153 | |
| 1154 | |
| 1155 | static struct ath_hal_5416 *ath9k_hw_newstate(u16 devid, |
| 1156 | struct ath_softc *sc, |
| 1157 | void __iomem *mem, |
| 1158 | int *status) |
| 1159 | { |
| 1160 | static const u8 defbssidmask[ETH_ALEN] = |
| 1161 | { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; |
| 1162 | struct ath_hal_5416 *ahp; |
| 1163 | struct ath_hal *ah; |
| 1164 | |
| 1165 | ahp = kzalloc(sizeof(struct ath_hal_5416), GFP_KERNEL); |
| 1166 | if (ahp == NULL) { |
| 1167 | DPRINTF(sc, ATH_DBG_FATAL, |
| 1168 | "%s: cannot allocate memory for state block\n", |
| 1169 | __func__); |
| 1170 | *status = -ENOMEM; |
| 1171 | return NULL; |
| 1172 | } |
| 1173 | |
| 1174 | ah = &ahp->ah; |
| 1175 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1176 | ah->ah_sc = sc; |
| 1177 | ah->ah_sh = mem; |
| 1178 | |
Sujith | d2d80ee | 2008-08-11 14:04:13 +0530 | [diff] [blame] | 1179 | ah->ah_magic = AR5416_MAGIC; |
| 1180 | ah->ah_countryCode = CTRY_DEFAULT; |
| 1181 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1182 | ah->ah_devid = devid; |
| 1183 | ah->ah_subvendorid = 0; |
| 1184 | |
| 1185 | ah->ah_flags = 0; |
| 1186 | if ((devid == AR5416_AR9100_DEVID)) |
| 1187 | ah->ah_macVersion = AR_SREV_VERSION_9100; |
| 1188 | if (!AR_SREV_9100(ah)) |
| 1189 | ah->ah_flags = AH_USE_EEPROM; |
| 1190 | |
| 1191 | ah->ah_powerLimit = MAX_RATE_POWER; |
| 1192 | ah->ah_tpScale = ATH9K_TP_SCALE_MAX; |
| 1193 | |
| 1194 | ahp->ah_atimWindow = 0; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 1195 | ahp->ah_diversityControl = ah->ah_config.diversity_control; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1196 | ahp->ah_antennaSwitchSwap = |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 1197 | ah->ah_config.antenna_switch_swap; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1198 | |
| 1199 | ahp->ah_staId1Defaults = AR_STA_ID1_CRPT_MIC_ENABLE; |
| 1200 | ahp->ah_beaconInterval = 100; |
| 1201 | ahp->ah_enable32kHzClock = DONT_USE_32KHZ; |
| 1202 | ahp->ah_slottime = (u32) -1; |
| 1203 | ahp->ah_acktimeout = (u32) -1; |
| 1204 | ahp->ah_ctstimeout = (u32) -1; |
| 1205 | ahp->ah_globaltxtimeout = (u32) -1; |
| 1206 | memcpy(&ahp->ah_bssidmask, defbssidmask, ETH_ALEN); |
| 1207 | |
| 1208 | ahp->ah_gBeaconRate = 0; |
| 1209 | |
| 1210 | return ahp; |
| 1211 | } |
| 1212 | |
| 1213 | static int ath9k_hw_eeprom_attach(struct ath_hal *ah) |
| 1214 | { |
| 1215 | int status; |
| 1216 | |
| 1217 | if (ath9k_hw_use_flash(ah)) |
| 1218 | ath9k_hw_flash_map(ah); |
| 1219 | |
| 1220 | if (!ath9k_hw_fill_eeprom(ah)) |
| 1221 | return -EIO; |
| 1222 | |
| 1223 | status = ath9k_hw_check_eeprom(ah); |
| 1224 | |
| 1225 | return status; |
| 1226 | } |
| 1227 | |
| 1228 | u32 ath9k_hw_get_eeprom(struct ath_hal_5416 *ahp, |
| 1229 | enum eeprom_param param) |
| 1230 | { |
| 1231 | struct ar5416_eeprom *eep = &ahp->ah_eeprom; |
| 1232 | struct modal_eep_header *pModal = eep->modalHeader; |
| 1233 | struct base_eep_header *pBase = &eep->baseEepHeader; |
| 1234 | |
| 1235 | switch (param) { |
| 1236 | case EEP_NFTHRESH_5: |
| 1237 | return -pModal[0].noiseFloorThreshCh[0]; |
| 1238 | case EEP_NFTHRESH_2: |
| 1239 | return -pModal[1].noiseFloorThreshCh[0]; |
| 1240 | case AR_EEPROM_MAC(0): |
| 1241 | return pBase->macAddr[0] << 8 | pBase->macAddr[1]; |
| 1242 | case AR_EEPROM_MAC(1): |
| 1243 | return pBase->macAddr[2] << 8 | pBase->macAddr[3]; |
| 1244 | case AR_EEPROM_MAC(2): |
| 1245 | return pBase->macAddr[4] << 8 | pBase->macAddr[5]; |
| 1246 | case EEP_REG_0: |
| 1247 | return pBase->regDmn[0]; |
| 1248 | case EEP_REG_1: |
| 1249 | return pBase->regDmn[1]; |
| 1250 | case EEP_OP_CAP: |
| 1251 | return pBase->deviceCap; |
| 1252 | case EEP_OP_MODE: |
| 1253 | return pBase->opCapFlags; |
| 1254 | case EEP_RF_SILENT: |
| 1255 | return pBase->rfSilent; |
| 1256 | case EEP_OB_5: |
| 1257 | return pModal[0].ob; |
| 1258 | case EEP_DB_5: |
| 1259 | return pModal[0].db; |
| 1260 | case EEP_OB_2: |
| 1261 | return pModal[1].ob; |
| 1262 | case EEP_DB_2: |
| 1263 | return pModal[1].db; |
| 1264 | case EEP_MINOR_REV: |
| 1265 | return pBase->version & AR5416_EEP_VER_MINOR_MASK; |
| 1266 | case EEP_TX_MASK: |
| 1267 | return pBase->txMask; |
| 1268 | case EEP_RX_MASK: |
| 1269 | return pBase->rxMask; |
| 1270 | default: |
| 1271 | return 0; |
| 1272 | } |
| 1273 | } |
| 1274 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 1275 | static int ath9k_hw_get_radiorev(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1276 | { |
| 1277 | u32 val; |
| 1278 | int i; |
| 1279 | |
| 1280 | REG_WRITE(ah, AR_PHY(0x36), 0x00007058); |
| 1281 | for (i = 0; i < 8; i++) |
| 1282 | REG_WRITE(ah, AR_PHY(0x20), 0x00010000); |
| 1283 | val = (REG_READ(ah, AR_PHY(256)) >> 24) & 0xff; |
| 1284 | val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4); |
| 1285 | return ath9k_hw_reverse_bits(val, 8); |
| 1286 | } |
| 1287 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 1288 | static int ath9k_hw_init_macaddr(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1289 | { |
| 1290 | u32 sum; |
| 1291 | int i; |
| 1292 | u16 eeval; |
| 1293 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 1294 | DECLARE_MAC_BUF(mac); |
| 1295 | |
| 1296 | sum = 0; |
| 1297 | for (i = 0; i < 3; i++) { |
| 1298 | eeval = ath9k_hw_get_eeprom(ahp, AR_EEPROM_MAC(i)); |
| 1299 | sum += eeval; |
| 1300 | ahp->ah_macaddr[2 * i] = eeval >> 8; |
| 1301 | ahp->ah_macaddr[2 * i + 1] = eeval & 0xff; |
| 1302 | } |
| 1303 | if (sum == 0 || sum == 0xffff * 3) { |
| 1304 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 1305 | "%s: mac address read failed: %s\n", __func__, |
| 1306 | print_mac(mac, ahp->ah_macaddr)); |
| 1307 | return -EADDRNOTAVAIL; |
| 1308 | } |
| 1309 | |
| 1310 | return 0; |
| 1311 | } |
| 1312 | |
| 1313 | static inline int16_t ath9k_hw_interpolate(u16 target, |
| 1314 | u16 srcLeft, |
| 1315 | u16 srcRight, |
| 1316 | int16_t targetLeft, |
| 1317 | int16_t targetRight) |
| 1318 | { |
| 1319 | int16_t rv; |
| 1320 | |
| 1321 | if (srcRight == srcLeft) { |
| 1322 | rv = targetLeft; |
| 1323 | } else { |
| 1324 | rv = (int16_t) (((target - srcLeft) * targetRight + |
| 1325 | (srcRight - target) * targetLeft) / |
| 1326 | (srcRight - srcLeft)); |
| 1327 | } |
| 1328 | return rv; |
| 1329 | } |
| 1330 | |
| 1331 | static inline u16 ath9k_hw_fbin2freq(u8 fbin, |
| 1332 | bool is2GHz) |
| 1333 | { |
| 1334 | |
| 1335 | if (fbin == AR5416_BCHAN_UNUSED) |
| 1336 | return fbin; |
| 1337 | |
| 1338 | return (u16) ((is2GHz) ? (2300 + fbin) : (4800 + 5 * fbin)); |
| 1339 | } |
| 1340 | |
| 1341 | static u16 ath9k_hw_eeprom_get_spur_chan(struct ath_hal *ah, |
| 1342 | u16 i, |
| 1343 | bool is2GHz) |
| 1344 | { |
| 1345 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 1346 | struct ar5416_eeprom *eep = |
| 1347 | (struct ar5416_eeprom *) &ahp->ah_eeprom; |
| 1348 | u16 spur_val = AR_NO_SPUR; |
| 1349 | |
| 1350 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 1351 | "Getting spur idx %d is2Ghz. %d val %x\n", |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 1352 | i, is2GHz, ah->ah_config.spurchans[i][is2GHz]); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1353 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 1354 | switch (ah->ah_config.spurmode) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1355 | case SPUR_DISABLE: |
| 1356 | break; |
| 1357 | case SPUR_ENABLE_IOCTL: |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 1358 | spur_val = ah->ah_config.spurchans[i][is2GHz]; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1359 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 1360 | "Getting spur val from new loc. %d\n", spur_val); |
| 1361 | break; |
| 1362 | case SPUR_ENABLE_EEPROM: |
| 1363 | spur_val = eep->modalHeader[is2GHz].spurChans[i].spurChan; |
| 1364 | break; |
| 1365 | |
| 1366 | } |
| 1367 | return spur_val; |
| 1368 | } |
| 1369 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 1370 | static int ath9k_hw_rfattach(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1371 | { |
| 1372 | bool rfStatus = false; |
| 1373 | int ecode = 0; |
| 1374 | |
| 1375 | rfStatus = ath9k_hw_init_rf(ah, &ecode); |
| 1376 | if (!rfStatus) { |
| 1377 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 1378 | "%s: RF setup failed, status %u\n", __func__, |
| 1379 | ecode); |
| 1380 | return ecode; |
| 1381 | } |
| 1382 | |
| 1383 | return 0; |
| 1384 | } |
| 1385 | |
| 1386 | static int ath9k_hw_rf_claim(struct ath_hal *ah) |
| 1387 | { |
| 1388 | u32 val; |
| 1389 | |
| 1390 | REG_WRITE(ah, AR_PHY(0), 0x00000007); |
| 1391 | |
| 1392 | val = ath9k_hw_get_radiorev(ah); |
| 1393 | switch (val & AR_RADIO_SREV_MAJOR) { |
| 1394 | case 0: |
| 1395 | val = AR_RAD5133_SREV_MAJOR; |
| 1396 | break; |
| 1397 | case AR_RAD5133_SREV_MAJOR: |
| 1398 | case AR_RAD5122_SREV_MAJOR: |
| 1399 | case AR_RAD2133_SREV_MAJOR: |
| 1400 | case AR_RAD2122_SREV_MAJOR: |
| 1401 | break; |
| 1402 | default: |
| 1403 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 1404 | "%s: 5G Radio Chip Rev 0x%02X is not " |
| 1405 | "supported by this driver\n", |
| 1406 | __func__, ah->ah_analog5GhzRev); |
| 1407 | return -EOPNOTSUPP; |
| 1408 | } |
| 1409 | |
| 1410 | ah->ah_analog5GhzRev = val; |
| 1411 | |
| 1412 | return 0; |
| 1413 | } |
| 1414 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 1415 | static void ath9k_hw_init_pll(struct ath_hal *ah, |
| 1416 | struct ath9k_channel *chan) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1417 | { |
| 1418 | u32 pll; |
| 1419 | |
| 1420 | if (AR_SREV_9100(ah)) { |
| 1421 | if (chan && IS_CHAN_5GHZ(chan)) |
| 1422 | pll = 0x1450; |
| 1423 | else |
| 1424 | pll = 0x1458; |
| 1425 | } else { |
| 1426 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 1427 | pll = SM(0x5, AR_RTC_9160_PLL_REFDIV); |
| 1428 | |
| 1429 | if (chan && IS_CHAN_HALF_RATE(chan)) |
| 1430 | pll |= SM(0x1, AR_RTC_9160_PLL_CLKSEL); |
| 1431 | else if (chan && IS_CHAN_QUARTER_RATE(chan)) |
| 1432 | pll |= SM(0x2, AR_RTC_9160_PLL_CLKSEL); |
| 1433 | |
| 1434 | if (chan && IS_CHAN_5GHZ(chan)) { |
| 1435 | pll |= SM(0x28, AR_RTC_9160_PLL_DIV); |
| 1436 | |
| 1437 | |
| 1438 | if (AR_SREV_9280_20(ah)) { |
| 1439 | if (((chan->channel % 20) == 0) |
| 1440 | || ((chan->channel % 10) == 0)) |
| 1441 | pll = 0x2850; |
| 1442 | else |
| 1443 | pll = 0x142c; |
| 1444 | } |
| 1445 | } else { |
| 1446 | pll |= SM(0x2c, AR_RTC_9160_PLL_DIV); |
| 1447 | } |
| 1448 | |
| 1449 | } else if (AR_SREV_9160_10_OR_LATER(ah)) { |
| 1450 | |
| 1451 | pll = SM(0x5, AR_RTC_9160_PLL_REFDIV); |
| 1452 | |
| 1453 | if (chan && IS_CHAN_HALF_RATE(chan)) |
| 1454 | pll |= SM(0x1, AR_RTC_9160_PLL_CLKSEL); |
| 1455 | else if (chan && IS_CHAN_QUARTER_RATE(chan)) |
| 1456 | pll |= SM(0x2, AR_RTC_9160_PLL_CLKSEL); |
| 1457 | |
| 1458 | if (chan && IS_CHAN_5GHZ(chan)) |
| 1459 | pll |= SM(0x50, AR_RTC_9160_PLL_DIV); |
| 1460 | else |
| 1461 | pll |= SM(0x58, AR_RTC_9160_PLL_DIV); |
| 1462 | } else { |
| 1463 | pll = AR_RTC_PLL_REFDIV_5 | AR_RTC_PLL_DIV2; |
| 1464 | |
| 1465 | if (chan && IS_CHAN_HALF_RATE(chan)) |
| 1466 | pll |= SM(0x1, AR_RTC_PLL_CLKSEL); |
| 1467 | else if (chan && IS_CHAN_QUARTER_RATE(chan)) |
| 1468 | pll |= SM(0x2, AR_RTC_PLL_CLKSEL); |
| 1469 | |
| 1470 | if (chan && IS_CHAN_5GHZ(chan)) |
| 1471 | pll |= SM(0xa, AR_RTC_PLL_DIV); |
| 1472 | else |
| 1473 | pll |= SM(0xb, AR_RTC_PLL_DIV); |
| 1474 | } |
| 1475 | } |
| 1476 | REG_WRITE(ah, (u16) (AR_RTC_PLL_CONTROL), pll); |
| 1477 | |
| 1478 | udelay(RTC_PLL_SETTLE_DELAY); |
| 1479 | |
| 1480 | REG_WRITE(ah, AR_RTC_SLEEP_CLK, AR_RTC_FORCE_DERIVED_CLK); |
| 1481 | } |
| 1482 | |
| 1483 | static void ath9k_hw_set_regs(struct ath_hal *ah, struct ath9k_channel *chan, |
| 1484 | enum ath9k_ht_macmode macmode) |
| 1485 | { |
| 1486 | u32 phymode; |
| 1487 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 1488 | |
| 1489 | phymode = AR_PHY_FC_HT_EN | AR_PHY_FC_SHORT_GI_40 |
| 1490 | | AR_PHY_FC_SINGLE_HT_LTF1 | AR_PHY_FC_WALSH; |
| 1491 | |
| 1492 | if (IS_CHAN_HT40(chan)) { |
| 1493 | phymode |= AR_PHY_FC_DYN2040_EN; |
| 1494 | |
| 1495 | if ((chan->chanmode == CHANNEL_A_HT40PLUS) || |
| 1496 | (chan->chanmode == CHANNEL_G_HT40PLUS)) |
| 1497 | phymode |= AR_PHY_FC_DYN2040_PRI_CH; |
| 1498 | |
| 1499 | if (ahp->ah_extprotspacing == ATH9K_HT_EXTPROTSPACING_25) |
| 1500 | phymode |= AR_PHY_FC_DYN2040_EXT_CH; |
| 1501 | } |
| 1502 | REG_WRITE(ah, AR_PHY_TURBO, phymode); |
| 1503 | |
| 1504 | ath9k_hw_set11nmac2040(ah, macmode); |
| 1505 | |
| 1506 | REG_WRITE(ah, AR_GTXTO, 25 << AR_GTXTO_TIMEOUT_LIMIT_S); |
| 1507 | REG_WRITE(ah, AR_CST, 0xF << AR_CST_TIMEOUT_LIMIT_S); |
| 1508 | } |
| 1509 | |
| 1510 | static void ath9k_hw_set_operating_mode(struct ath_hal *ah, int opmode) |
| 1511 | { |
| 1512 | u32 val; |
| 1513 | |
| 1514 | val = REG_READ(ah, AR_STA_ID1); |
| 1515 | val &= ~(AR_STA_ID1_STA_AP | AR_STA_ID1_ADHOC); |
| 1516 | switch (opmode) { |
| 1517 | case ATH9K_M_HOSTAP: |
| 1518 | REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_STA_AP |
| 1519 | | AR_STA_ID1_KSRCH_MODE); |
| 1520 | REG_CLR_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); |
| 1521 | break; |
| 1522 | case ATH9K_M_IBSS: |
| 1523 | REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_ADHOC |
| 1524 | | AR_STA_ID1_KSRCH_MODE); |
| 1525 | REG_SET_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); |
| 1526 | break; |
| 1527 | case ATH9K_M_STA: |
| 1528 | case ATH9K_M_MONITOR: |
| 1529 | REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_KSRCH_MODE); |
| 1530 | break; |
| 1531 | } |
| 1532 | } |
| 1533 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 1534 | static void |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1535 | ath9k_hw_set_rfmode(struct ath_hal *ah, struct ath9k_channel *chan) |
| 1536 | { |
| 1537 | u32 rfMode = 0; |
| 1538 | |
| 1539 | if (chan == NULL) |
| 1540 | return; |
| 1541 | |
| 1542 | rfMode |= (IS_CHAN_B(chan) || IS_CHAN_G(chan)) |
| 1543 | ? AR_PHY_MODE_DYNAMIC : AR_PHY_MODE_OFDM; |
| 1544 | |
| 1545 | if (!AR_SREV_9280_10_OR_LATER(ah)) |
| 1546 | rfMode |= (IS_CHAN_5GHZ(chan)) ? AR_PHY_MODE_RF5GHZ : |
| 1547 | AR_PHY_MODE_RF2GHZ; |
| 1548 | |
| 1549 | if (AR_SREV_9280_20(ah) && IS_CHAN_A_5MHZ_SPACED(chan)) |
| 1550 | rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE); |
| 1551 | |
| 1552 | REG_WRITE(ah, AR_PHY_MODE, rfMode); |
| 1553 | } |
| 1554 | |
| 1555 | static bool ath9k_hw_set_reset(struct ath_hal *ah, int type) |
| 1556 | { |
| 1557 | u32 rst_flags; |
| 1558 | u32 tmpReg; |
| 1559 | |
| 1560 | REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | |
| 1561 | AR_RTC_FORCE_WAKE_ON_INT); |
| 1562 | |
| 1563 | if (AR_SREV_9100(ah)) { |
| 1564 | rst_flags = AR_RTC_RC_MAC_WARM | AR_RTC_RC_MAC_COLD | |
| 1565 | AR_RTC_RC_COLD_RESET | AR_RTC_RC_WARM_RESET; |
| 1566 | } else { |
| 1567 | tmpReg = REG_READ(ah, AR_INTR_SYNC_CAUSE); |
| 1568 | if (tmpReg & |
| 1569 | (AR_INTR_SYNC_LOCAL_TIMEOUT | |
| 1570 | AR_INTR_SYNC_RADM_CPL_TIMEOUT)) { |
| 1571 | REG_WRITE(ah, AR_INTR_SYNC_ENABLE, 0); |
| 1572 | REG_WRITE(ah, AR_RC, AR_RC_AHB | AR_RC_HOSTIF); |
| 1573 | } else { |
| 1574 | REG_WRITE(ah, AR_RC, AR_RC_AHB); |
| 1575 | } |
| 1576 | |
| 1577 | rst_flags = AR_RTC_RC_MAC_WARM; |
| 1578 | if (type == ATH9K_RESET_COLD) |
| 1579 | rst_flags |= AR_RTC_RC_MAC_COLD; |
| 1580 | } |
| 1581 | |
| 1582 | REG_WRITE(ah, (u16) (AR_RTC_RC), rst_flags); |
| 1583 | udelay(50); |
| 1584 | |
| 1585 | REG_WRITE(ah, (u16) (AR_RTC_RC), 0); |
| 1586 | if (!ath9k_hw_wait(ah, (u16) (AR_RTC_RC), AR_RTC_RC_M, 0)) { |
| 1587 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 1588 | "%s: RTC stuck in MAC reset\n", |
| 1589 | __func__); |
| 1590 | return false; |
| 1591 | } |
| 1592 | |
| 1593 | if (!AR_SREV_9100(ah)) |
| 1594 | REG_WRITE(ah, AR_RC, 0); |
| 1595 | |
| 1596 | ath9k_hw_init_pll(ah, NULL); |
| 1597 | |
| 1598 | if (AR_SREV_9100(ah)) |
| 1599 | udelay(50); |
| 1600 | |
| 1601 | return true; |
| 1602 | } |
| 1603 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 1604 | static bool ath9k_hw_set_reset_power_on(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1605 | { |
| 1606 | REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | |
| 1607 | AR_RTC_FORCE_WAKE_ON_INT); |
| 1608 | |
| 1609 | REG_WRITE(ah, (u16) (AR_RTC_RESET), 0); |
| 1610 | REG_WRITE(ah, (u16) (AR_RTC_RESET), 1); |
| 1611 | |
| 1612 | if (!ath9k_hw_wait(ah, |
| 1613 | AR_RTC_STATUS, |
| 1614 | AR_RTC_STATUS_M, |
| 1615 | AR_RTC_STATUS_ON)) { |
| 1616 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: RTC not waking up\n", |
| 1617 | __func__); |
| 1618 | return false; |
| 1619 | } |
| 1620 | |
| 1621 | ath9k_hw_read_revisions(ah); |
| 1622 | |
| 1623 | return ath9k_hw_set_reset(ah, ATH9K_RESET_WARM); |
| 1624 | } |
| 1625 | |
| 1626 | static bool ath9k_hw_set_reset_reg(struct ath_hal *ah, |
| 1627 | u32 type) |
| 1628 | { |
| 1629 | REG_WRITE(ah, AR_RTC_FORCE_WAKE, |
| 1630 | AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT); |
| 1631 | |
| 1632 | switch (type) { |
| 1633 | case ATH9K_RESET_POWER_ON: |
| 1634 | return ath9k_hw_set_reset_power_on(ah); |
| 1635 | break; |
| 1636 | case ATH9K_RESET_WARM: |
| 1637 | case ATH9K_RESET_COLD: |
| 1638 | return ath9k_hw_set_reset(ah, type); |
| 1639 | break; |
| 1640 | default: |
| 1641 | return false; |
| 1642 | } |
| 1643 | } |
| 1644 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 1645 | static |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 1646 | struct ath9k_channel *ath9k_hw_check_chan(struct ath_hal *ah, |
| 1647 | struct ath9k_channel *chan) |
| 1648 | { |
| 1649 | if (!(IS_CHAN_2GHZ(chan) ^ IS_CHAN_5GHZ(chan))) { |
| 1650 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 1651 | "%s: invalid channel %u/0x%x; not marked as " |
| 1652 | "2GHz or 5GHz\n", __func__, chan->channel, |
| 1653 | chan->channelFlags); |
| 1654 | return NULL; |
| 1655 | } |
| 1656 | |
| 1657 | if (!IS_CHAN_OFDM(chan) && |
| 1658 | !IS_CHAN_CCK(chan) && |
| 1659 | !IS_CHAN_HT20(chan) && |
| 1660 | !IS_CHAN_HT40(chan)) { |
| 1661 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 1662 | "%s: invalid channel %u/0x%x; not marked as " |
| 1663 | "OFDM or CCK or HT20 or HT40PLUS or HT40MINUS\n", |
| 1664 | __func__, chan->channel, chan->channelFlags); |
| 1665 | return NULL; |
| 1666 | } |
| 1667 | |
| 1668 | return ath9k_regd_check_channel(ah, chan); |
| 1669 | } |
| 1670 | |
| 1671 | static inline bool |
| 1672 | ath9k_hw_get_lower_upper_index(u8 target, |
| 1673 | u8 *pList, |
| 1674 | u16 listSize, |
| 1675 | u16 *indexL, |
| 1676 | u16 *indexR) |
| 1677 | { |
| 1678 | u16 i; |
| 1679 | |
| 1680 | if (target <= pList[0]) { |
| 1681 | *indexL = *indexR = 0; |
| 1682 | return true; |
| 1683 | } |
| 1684 | if (target >= pList[listSize - 1]) { |
| 1685 | *indexL = *indexR = (u16) (listSize - 1); |
| 1686 | return true; |
| 1687 | } |
| 1688 | |
| 1689 | for (i = 0; i < listSize - 1; i++) { |
| 1690 | if (pList[i] == target) { |
| 1691 | *indexL = *indexR = i; |
| 1692 | return true; |
| 1693 | } |
| 1694 | if (target < pList[i + 1]) { |
| 1695 | *indexL = i; |
| 1696 | *indexR = (u16) (i + 1); |
| 1697 | return false; |
| 1698 | } |
| 1699 | } |
| 1700 | return false; |
| 1701 | } |
| 1702 | |
| 1703 | static int16_t ath9k_hw_get_nf_hist_mid(int16_t *nfCalBuffer) |
| 1704 | { |
| 1705 | int16_t nfval; |
| 1706 | int16_t sort[ATH9K_NF_CAL_HIST_MAX]; |
| 1707 | int i, j; |
| 1708 | |
| 1709 | for (i = 0; i < ATH9K_NF_CAL_HIST_MAX; i++) |
| 1710 | sort[i] = nfCalBuffer[i]; |
| 1711 | |
| 1712 | for (i = 0; i < ATH9K_NF_CAL_HIST_MAX - 1; i++) { |
| 1713 | for (j = 1; j < ATH9K_NF_CAL_HIST_MAX - i; j++) { |
| 1714 | if (sort[j] > sort[j - 1]) { |
| 1715 | nfval = sort[j]; |
| 1716 | sort[j] = sort[j - 1]; |
| 1717 | sort[j - 1] = nfval; |
| 1718 | } |
| 1719 | } |
| 1720 | } |
| 1721 | nfval = sort[(ATH9K_NF_CAL_HIST_MAX - 1) >> 1]; |
| 1722 | |
| 1723 | return nfval; |
| 1724 | } |
| 1725 | |
| 1726 | static void ath9k_hw_update_nfcal_hist_buffer(struct ath9k_nfcal_hist *h, |
| 1727 | int16_t *nfarray) |
| 1728 | { |
| 1729 | int i; |
| 1730 | |
| 1731 | for (i = 0; i < NUM_NF_READINGS; i++) { |
| 1732 | h[i].nfCalBuffer[h[i].currIndex] = nfarray[i]; |
| 1733 | |
| 1734 | if (++h[i].currIndex >= ATH9K_NF_CAL_HIST_MAX) |
| 1735 | h[i].currIndex = 0; |
| 1736 | |
| 1737 | if (h[i].invalidNFcount > 0) { |
| 1738 | if (nfarray[i] < AR_PHY_CCA_MIN_BAD_VALUE |
| 1739 | || nfarray[i] > AR_PHY_CCA_MAX_HIGH_VALUE) { |
| 1740 | h[i].invalidNFcount = ATH9K_NF_CAL_HIST_MAX; |
| 1741 | } else { |
| 1742 | h[i].invalidNFcount--; |
| 1743 | h[i].privNF = nfarray[i]; |
| 1744 | } |
| 1745 | } else { |
| 1746 | h[i].privNF = |
| 1747 | ath9k_hw_get_nf_hist_mid(h[i].nfCalBuffer); |
| 1748 | } |
| 1749 | } |
| 1750 | return; |
| 1751 | } |
| 1752 | |
| 1753 | static void ar5416GetNoiseFloor(struct ath_hal *ah, |
| 1754 | int16_t nfarray[NUM_NF_READINGS]) |
| 1755 | { |
| 1756 | int16_t nf; |
| 1757 | |
| 1758 | if (AR_SREV_9280_10_OR_LATER(ah)) |
| 1759 | nf = MS(REG_READ(ah, AR_PHY_CCA), AR9280_PHY_MINCCA_PWR); |
| 1760 | else |
| 1761 | nf = MS(REG_READ(ah, AR_PHY_CCA), AR_PHY_MINCCA_PWR); |
| 1762 | |
| 1763 | if (nf & 0x100) |
| 1764 | nf = 0 - ((nf ^ 0x1ff) + 1); |
| 1765 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 1766 | "NF calibrated [ctl] [chain 0] is %d\n", nf); |
| 1767 | nfarray[0] = nf; |
| 1768 | |
| 1769 | if (AR_SREV_9280_10_OR_LATER(ah)) |
| 1770 | nf = MS(REG_READ(ah, AR_PHY_CH1_CCA), |
| 1771 | AR9280_PHY_CH1_MINCCA_PWR); |
| 1772 | else |
| 1773 | nf = MS(REG_READ(ah, AR_PHY_CH1_CCA), |
| 1774 | AR_PHY_CH1_MINCCA_PWR); |
| 1775 | |
| 1776 | if (nf & 0x100) |
| 1777 | nf = 0 - ((nf ^ 0x1ff) + 1); |
| 1778 | DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, |
| 1779 | "NF calibrated [ctl] [chain 1] is %d\n", nf); |
| 1780 | nfarray[1] = nf; |
| 1781 | |
| 1782 | if (!AR_SREV_9280(ah)) { |
| 1783 | nf = MS(REG_READ(ah, AR_PHY_CH2_CCA), |
| 1784 | AR_PHY_CH2_MINCCA_PWR); |
| 1785 | if (nf & 0x100) |
| 1786 | nf = 0 - ((nf ^ 0x1ff) + 1); |
| 1787 | DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, |
| 1788 | "NF calibrated [ctl] [chain 2] is %d\n", nf); |
| 1789 | nfarray[2] = nf; |
| 1790 | } |
| 1791 | |
| 1792 | if (AR_SREV_9280_10_OR_LATER(ah)) |
| 1793 | nf = MS(REG_READ(ah, AR_PHY_EXT_CCA), |
| 1794 | AR9280_PHY_EXT_MINCCA_PWR); |
| 1795 | else |
| 1796 | nf = MS(REG_READ(ah, AR_PHY_EXT_CCA), |
| 1797 | AR_PHY_EXT_MINCCA_PWR); |
| 1798 | |
| 1799 | if (nf & 0x100) |
| 1800 | nf = 0 - ((nf ^ 0x1ff) + 1); |
| 1801 | DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, |
| 1802 | "NF calibrated [ext] [chain 0] is %d\n", nf); |
| 1803 | nfarray[3] = nf; |
| 1804 | |
| 1805 | if (AR_SREV_9280_10_OR_LATER(ah)) |
| 1806 | nf = MS(REG_READ(ah, AR_PHY_CH1_EXT_CCA), |
| 1807 | AR9280_PHY_CH1_EXT_MINCCA_PWR); |
| 1808 | else |
| 1809 | nf = MS(REG_READ(ah, AR_PHY_CH1_EXT_CCA), |
| 1810 | AR_PHY_CH1_EXT_MINCCA_PWR); |
| 1811 | |
| 1812 | if (nf & 0x100) |
| 1813 | nf = 0 - ((nf ^ 0x1ff) + 1); |
| 1814 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 1815 | "NF calibrated [ext] [chain 1] is %d\n", nf); |
| 1816 | nfarray[4] = nf; |
| 1817 | |
| 1818 | if (!AR_SREV_9280(ah)) { |
| 1819 | nf = MS(REG_READ(ah, AR_PHY_CH2_EXT_CCA), |
| 1820 | AR_PHY_CH2_EXT_MINCCA_PWR); |
| 1821 | if (nf & 0x100) |
| 1822 | nf = 0 - ((nf ^ 0x1ff) + 1); |
| 1823 | DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, |
| 1824 | "NF calibrated [ext] [chain 2] is %d\n", nf); |
| 1825 | nfarray[5] = nf; |
| 1826 | } |
| 1827 | } |
| 1828 | |
| 1829 | static bool |
| 1830 | getNoiseFloorThresh(struct ath_hal *ah, |
| 1831 | const struct ath9k_channel *chan, |
| 1832 | int16_t *nft) |
| 1833 | { |
| 1834 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 1835 | |
| 1836 | switch (chan->chanmode) { |
| 1837 | case CHANNEL_A: |
| 1838 | case CHANNEL_A_HT20: |
| 1839 | case CHANNEL_A_HT40PLUS: |
| 1840 | case CHANNEL_A_HT40MINUS: |
| 1841 | *nft = (int16_t) ath9k_hw_get_eeprom(ahp, EEP_NFTHRESH_5); |
| 1842 | break; |
| 1843 | case CHANNEL_B: |
| 1844 | case CHANNEL_G: |
| 1845 | case CHANNEL_G_HT20: |
| 1846 | case CHANNEL_G_HT40PLUS: |
| 1847 | case CHANNEL_G_HT40MINUS: |
| 1848 | *nft = (int16_t) ath9k_hw_get_eeprom(ahp, EEP_NFTHRESH_2); |
| 1849 | break; |
| 1850 | default: |
| 1851 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 1852 | "%s: invalid channel flags 0x%x\n", __func__, |
| 1853 | chan->channelFlags); |
| 1854 | return false; |
| 1855 | } |
| 1856 | return true; |
| 1857 | } |
| 1858 | |
| 1859 | static void ath9k_hw_start_nfcal(struct ath_hal *ah) |
| 1860 | { |
| 1861 | REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, |
| 1862 | AR_PHY_AGC_CONTROL_ENABLE_NF); |
| 1863 | REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, |
| 1864 | AR_PHY_AGC_CONTROL_NO_UPDATE_NF); |
| 1865 | REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF); |
| 1866 | } |
| 1867 | |
| 1868 | static void |
| 1869 | ath9k_hw_loadnf(struct ath_hal *ah, struct ath9k_channel *chan) |
| 1870 | { |
| 1871 | struct ath9k_nfcal_hist *h; |
| 1872 | int i, j; |
| 1873 | int32_t val; |
| 1874 | const u32 ar5416_cca_regs[6] = { |
| 1875 | AR_PHY_CCA, |
| 1876 | AR_PHY_CH1_CCA, |
| 1877 | AR_PHY_CH2_CCA, |
| 1878 | AR_PHY_EXT_CCA, |
| 1879 | AR_PHY_CH1_EXT_CCA, |
| 1880 | AR_PHY_CH2_EXT_CCA |
| 1881 | }; |
| 1882 | u8 chainmask; |
| 1883 | |
| 1884 | if (AR_SREV_9280(ah)) |
| 1885 | chainmask = 0x1B; |
| 1886 | else |
| 1887 | chainmask = 0x3F; |
| 1888 | |
| 1889 | #ifdef ATH_NF_PER_CHAN |
| 1890 | h = chan->nfCalHist; |
| 1891 | #else |
| 1892 | h = ah->nfCalHist; |
| 1893 | #endif |
| 1894 | |
| 1895 | for (i = 0; i < NUM_NF_READINGS; i++) { |
| 1896 | if (chainmask & (1 << i)) { |
| 1897 | val = REG_READ(ah, ar5416_cca_regs[i]); |
| 1898 | val &= 0xFFFFFE00; |
| 1899 | val |= (((u32) (h[i].privNF) << 1) & 0x1ff); |
| 1900 | REG_WRITE(ah, ar5416_cca_regs[i], val); |
| 1901 | } |
| 1902 | } |
| 1903 | |
| 1904 | REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, |
| 1905 | AR_PHY_AGC_CONTROL_ENABLE_NF); |
| 1906 | REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, |
| 1907 | AR_PHY_AGC_CONTROL_NO_UPDATE_NF); |
| 1908 | REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF); |
| 1909 | |
| 1910 | for (j = 0; j < 1000; j++) { |
| 1911 | if ((REG_READ(ah, AR_PHY_AGC_CONTROL) & |
| 1912 | AR_PHY_AGC_CONTROL_NF) == 0) |
| 1913 | break; |
| 1914 | udelay(10); |
| 1915 | } |
| 1916 | |
| 1917 | for (i = 0; i < NUM_NF_READINGS; i++) { |
| 1918 | if (chainmask & (1 << i)) { |
| 1919 | val = REG_READ(ah, ar5416_cca_regs[i]); |
| 1920 | val &= 0xFFFFFE00; |
| 1921 | val |= (((u32) (-50) << 1) & 0x1ff); |
| 1922 | REG_WRITE(ah, ar5416_cca_regs[i], val); |
| 1923 | } |
| 1924 | } |
| 1925 | } |
| 1926 | |
| 1927 | static int16_t ath9k_hw_getnf(struct ath_hal *ah, |
| 1928 | struct ath9k_channel *chan) |
| 1929 | { |
| 1930 | int16_t nf, nfThresh; |
| 1931 | int16_t nfarray[NUM_NF_READINGS] = { 0 }; |
| 1932 | struct ath9k_nfcal_hist *h; |
| 1933 | u8 chainmask; |
| 1934 | |
| 1935 | if (AR_SREV_9280(ah)) |
| 1936 | chainmask = 0x1B; |
| 1937 | else |
| 1938 | chainmask = 0x3F; |
| 1939 | |
| 1940 | chan->channelFlags &= (~CHANNEL_CW_INT); |
| 1941 | if (REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) { |
| 1942 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 1943 | "%s: NF did not complete in calibration window\n", |
| 1944 | __func__); |
| 1945 | nf = 0; |
| 1946 | chan->rawNoiseFloor = nf; |
| 1947 | return chan->rawNoiseFloor; |
| 1948 | } else { |
| 1949 | ar5416GetNoiseFloor(ah, nfarray); |
| 1950 | nf = nfarray[0]; |
| 1951 | if (getNoiseFloorThresh(ah, chan, &nfThresh) |
| 1952 | && nf > nfThresh) { |
| 1953 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 1954 | "%s: noise floor failed detected; " |
| 1955 | "detected %d, threshold %d\n", __func__, |
| 1956 | nf, nfThresh); |
| 1957 | chan->channelFlags |= CHANNEL_CW_INT; |
| 1958 | } |
| 1959 | } |
| 1960 | |
| 1961 | #ifdef ATH_NF_PER_CHAN |
| 1962 | h = chan->nfCalHist; |
| 1963 | #else |
| 1964 | h = ah->nfCalHist; |
| 1965 | #endif |
| 1966 | |
| 1967 | ath9k_hw_update_nfcal_hist_buffer(h, nfarray); |
| 1968 | chan->rawNoiseFloor = h[0].privNF; |
| 1969 | |
| 1970 | return chan->rawNoiseFloor; |
| 1971 | } |
| 1972 | |
| 1973 | static void ath9k_hw_update_mibstats(struct ath_hal *ah, |
| 1974 | struct ath9k_mib_stats *stats) |
| 1975 | { |
| 1976 | stats->ackrcv_bad += REG_READ(ah, AR_ACK_FAIL); |
| 1977 | stats->rts_bad += REG_READ(ah, AR_RTS_FAIL); |
| 1978 | stats->fcs_bad += REG_READ(ah, AR_FCS_FAIL); |
| 1979 | stats->rts_good += REG_READ(ah, AR_RTS_OK); |
| 1980 | stats->beacons += REG_READ(ah, AR_BEACON_CNT); |
| 1981 | } |
| 1982 | |
| 1983 | static void ath9k_enable_mib_counters(struct ath_hal *ah) |
| 1984 | { |
| 1985 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 1986 | |
| 1987 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Enable mib counters\n"); |
| 1988 | |
| 1989 | ath9k_hw_update_mibstats(ah, &ahp->ah_mibStats); |
| 1990 | |
| 1991 | REG_WRITE(ah, AR_FILT_OFDM, 0); |
| 1992 | REG_WRITE(ah, AR_FILT_CCK, 0); |
| 1993 | REG_WRITE(ah, AR_MIBC, |
| 1994 | ~(AR_MIBC_COW | AR_MIBC_FMC | AR_MIBC_CMC | AR_MIBC_MCS) |
| 1995 | & 0x0f); |
| 1996 | REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING); |
| 1997 | REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); |
| 1998 | } |
| 1999 | |
| 2000 | static void ath9k_hw_disable_mib_counters(struct ath_hal *ah) |
| 2001 | { |
| 2002 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2003 | |
| 2004 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Disabling MIB counters\n"); |
| 2005 | |
| 2006 | REG_WRITE(ah, AR_MIBC, AR_MIBC_FMC | AR_MIBC_CMC); |
| 2007 | |
| 2008 | ath9k_hw_update_mibstats(ah, &ahp->ah_mibStats); |
| 2009 | |
| 2010 | REG_WRITE(ah, AR_FILT_OFDM, 0); |
| 2011 | REG_WRITE(ah, AR_FILT_CCK, 0); |
| 2012 | } |
| 2013 | |
| 2014 | static int ath9k_hw_get_ani_channel_idx(struct ath_hal *ah, |
| 2015 | struct ath9k_channel *chan) |
| 2016 | { |
| 2017 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2018 | int i; |
| 2019 | |
| 2020 | for (i = 0; i < ARRAY_SIZE(ahp->ah_ani); i++) { |
| 2021 | if (ahp->ah_ani[i].c.channel == chan->channel) |
| 2022 | return i; |
| 2023 | if (ahp->ah_ani[i].c.channel == 0) { |
| 2024 | ahp->ah_ani[i].c.channel = chan->channel; |
| 2025 | ahp->ah_ani[i].c.channelFlags = chan->channelFlags; |
| 2026 | return i; |
| 2027 | } |
| 2028 | } |
| 2029 | |
| 2030 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2031 | "No more channel states left. Using channel 0\n"); |
| 2032 | return 0; |
| 2033 | } |
| 2034 | |
| 2035 | static void ath9k_hw_ani_attach(struct ath_hal *ah) |
| 2036 | { |
| 2037 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2038 | int i; |
| 2039 | |
| 2040 | ahp->ah_hasHwPhyCounters = 1; |
| 2041 | |
| 2042 | memset(ahp->ah_ani, 0, sizeof(ahp->ah_ani)); |
| 2043 | for (i = 0; i < ARRAY_SIZE(ahp->ah_ani); i++) { |
| 2044 | ahp->ah_ani[i].ofdmTrigHigh = ATH9K_ANI_OFDM_TRIG_HIGH; |
| 2045 | ahp->ah_ani[i].ofdmTrigLow = ATH9K_ANI_OFDM_TRIG_LOW; |
| 2046 | ahp->ah_ani[i].cckTrigHigh = ATH9K_ANI_CCK_TRIG_HIGH; |
| 2047 | ahp->ah_ani[i].cckTrigLow = ATH9K_ANI_CCK_TRIG_LOW; |
| 2048 | ahp->ah_ani[i].rssiThrHigh = ATH9K_ANI_RSSI_THR_HIGH; |
| 2049 | ahp->ah_ani[i].rssiThrLow = ATH9K_ANI_RSSI_THR_LOW; |
| 2050 | ahp->ah_ani[i].ofdmWeakSigDetectOff = |
| 2051 | !ATH9K_ANI_USE_OFDM_WEAK_SIG; |
| 2052 | ahp->ah_ani[i].cckWeakSigThreshold = |
| 2053 | ATH9K_ANI_CCK_WEAK_SIG_THR; |
| 2054 | ahp->ah_ani[i].spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL; |
| 2055 | ahp->ah_ani[i].firstepLevel = ATH9K_ANI_FIRSTEP_LVL; |
| 2056 | if (ahp->ah_hasHwPhyCounters) { |
| 2057 | ahp->ah_ani[i].ofdmPhyErrBase = |
| 2058 | AR_PHY_COUNTMAX - ATH9K_ANI_OFDM_TRIG_HIGH; |
| 2059 | ahp->ah_ani[i].cckPhyErrBase = |
| 2060 | AR_PHY_COUNTMAX - ATH9K_ANI_CCK_TRIG_HIGH; |
| 2061 | } |
| 2062 | } |
| 2063 | if (ahp->ah_hasHwPhyCounters) { |
| 2064 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2065 | "Setting OfdmErrBase = 0x%08x\n", |
| 2066 | ahp->ah_ani[0].ofdmPhyErrBase); |
| 2067 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Setting cckErrBase = 0x%08x\n", |
| 2068 | ahp->ah_ani[0].cckPhyErrBase); |
| 2069 | |
| 2070 | REG_WRITE(ah, AR_PHY_ERR_1, ahp->ah_ani[0].ofdmPhyErrBase); |
| 2071 | REG_WRITE(ah, AR_PHY_ERR_2, ahp->ah_ani[0].cckPhyErrBase); |
| 2072 | ath9k_enable_mib_counters(ah); |
| 2073 | } |
| 2074 | ahp->ah_aniPeriod = ATH9K_ANI_PERIOD; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 2075 | if (ah->ah_config.enable_ani) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2076 | ahp->ah_procPhyErr |= HAL_PROCESS_ANI; |
| 2077 | } |
| 2078 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 2079 | static void ath9k_hw_ani_setup(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2080 | { |
| 2081 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2082 | int i; |
| 2083 | |
| 2084 | const int totalSizeDesired[] = { -55, -55, -55, -55, -62 }; |
| 2085 | const int coarseHigh[] = { -14, -14, -14, -14, -12 }; |
| 2086 | const int coarseLow[] = { -64, -64, -64, -64, -70 }; |
| 2087 | const int firpwr[] = { -78, -78, -78, -78, -80 }; |
| 2088 | |
| 2089 | for (i = 0; i < 5; i++) { |
| 2090 | ahp->ah_totalSizeDesired[i] = totalSizeDesired[i]; |
| 2091 | ahp->ah_coarseHigh[i] = coarseHigh[i]; |
| 2092 | ahp->ah_coarseLow[i] = coarseLow[i]; |
| 2093 | ahp->ah_firpwr[i] = firpwr[i]; |
| 2094 | } |
| 2095 | } |
| 2096 | |
| 2097 | static void ath9k_hw_ani_detach(struct ath_hal *ah) |
| 2098 | { |
| 2099 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2100 | |
| 2101 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Detaching Ani\n"); |
| 2102 | if (ahp->ah_hasHwPhyCounters) { |
| 2103 | ath9k_hw_disable_mib_counters(ah); |
| 2104 | REG_WRITE(ah, AR_PHY_ERR_1, 0); |
| 2105 | REG_WRITE(ah, AR_PHY_ERR_2, 0); |
| 2106 | } |
| 2107 | } |
| 2108 | |
| 2109 | |
| 2110 | static bool ath9k_hw_ani_control(struct ath_hal *ah, |
| 2111 | enum ath9k_ani_cmd cmd, int param) |
| 2112 | { |
| 2113 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2114 | struct ar5416AniState *aniState = ahp->ah_curani; |
| 2115 | |
| 2116 | switch (cmd & ahp->ah_ani_function) { |
| 2117 | case ATH9K_ANI_NOISE_IMMUNITY_LEVEL:{ |
| 2118 | u32 level = param; |
| 2119 | |
| 2120 | if (level >= ARRAY_SIZE(ahp->ah_totalSizeDesired)) { |
| 2121 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2122 | "%s: level out of range (%u > %u)\n", |
| 2123 | __func__, level, |
| 2124 | (unsigned) ARRAY_SIZE(ahp-> |
| 2125 | ah_totalSizeDesired)); |
| 2126 | return false; |
| 2127 | } |
| 2128 | |
| 2129 | REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ, |
| 2130 | AR_PHY_DESIRED_SZ_TOT_DES, |
| 2131 | ahp->ah_totalSizeDesired[level]); |
| 2132 | REG_RMW_FIELD(ah, AR_PHY_AGC_CTL1, |
| 2133 | AR_PHY_AGC_CTL1_COARSE_LOW, |
| 2134 | ahp->ah_coarseLow[level]); |
| 2135 | REG_RMW_FIELD(ah, AR_PHY_AGC_CTL1, |
| 2136 | AR_PHY_AGC_CTL1_COARSE_HIGH, |
| 2137 | ahp->ah_coarseHigh[level]); |
| 2138 | REG_RMW_FIELD(ah, AR_PHY_FIND_SIG, |
| 2139 | AR_PHY_FIND_SIG_FIRPWR, |
| 2140 | ahp->ah_firpwr[level]); |
| 2141 | |
| 2142 | if (level > aniState->noiseImmunityLevel) |
| 2143 | ahp->ah_stats.ast_ani_niup++; |
| 2144 | else if (level < aniState->noiseImmunityLevel) |
| 2145 | ahp->ah_stats.ast_ani_nidown++; |
| 2146 | aniState->noiseImmunityLevel = level; |
| 2147 | break; |
| 2148 | } |
| 2149 | case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{ |
| 2150 | const int m1ThreshLow[] = { 127, 50 }; |
| 2151 | const int m2ThreshLow[] = { 127, 40 }; |
| 2152 | const int m1Thresh[] = { 127, 0x4d }; |
| 2153 | const int m2Thresh[] = { 127, 0x40 }; |
| 2154 | const int m2CountThr[] = { 31, 16 }; |
| 2155 | const int m2CountThrLow[] = { 63, 48 }; |
| 2156 | u32 on = param ? 1 : 0; |
| 2157 | |
| 2158 | REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, |
| 2159 | AR_PHY_SFCORR_LOW_M1_THRESH_LOW, |
| 2160 | m1ThreshLow[on]); |
| 2161 | REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, |
| 2162 | AR_PHY_SFCORR_LOW_M2_THRESH_LOW, |
| 2163 | m2ThreshLow[on]); |
| 2164 | REG_RMW_FIELD(ah, AR_PHY_SFCORR, |
| 2165 | AR_PHY_SFCORR_M1_THRESH, |
| 2166 | m1Thresh[on]); |
| 2167 | REG_RMW_FIELD(ah, AR_PHY_SFCORR, |
| 2168 | AR_PHY_SFCORR_M2_THRESH, |
| 2169 | m2Thresh[on]); |
| 2170 | REG_RMW_FIELD(ah, AR_PHY_SFCORR, |
| 2171 | AR_PHY_SFCORR_M2COUNT_THR, |
| 2172 | m2CountThr[on]); |
| 2173 | REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, |
| 2174 | AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW, |
| 2175 | m2CountThrLow[on]); |
| 2176 | |
| 2177 | REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, |
| 2178 | AR_PHY_SFCORR_EXT_M1_THRESH_LOW, |
| 2179 | m1ThreshLow[on]); |
| 2180 | REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, |
| 2181 | AR_PHY_SFCORR_EXT_M2_THRESH_LOW, |
| 2182 | m2ThreshLow[on]); |
| 2183 | REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, |
| 2184 | AR_PHY_SFCORR_EXT_M1_THRESH, |
| 2185 | m1Thresh[on]); |
| 2186 | REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, |
| 2187 | AR_PHY_SFCORR_EXT_M2_THRESH, |
| 2188 | m2Thresh[on]); |
| 2189 | |
| 2190 | if (on) |
| 2191 | REG_SET_BIT(ah, AR_PHY_SFCORR_LOW, |
| 2192 | AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW); |
| 2193 | else |
| 2194 | REG_CLR_BIT(ah, AR_PHY_SFCORR_LOW, |
| 2195 | AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW); |
| 2196 | |
| 2197 | if (!on != aniState->ofdmWeakSigDetectOff) { |
| 2198 | if (on) |
| 2199 | ahp->ah_stats.ast_ani_ofdmon++; |
| 2200 | else |
| 2201 | ahp->ah_stats.ast_ani_ofdmoff++; |
| 2202 | aniState->ofdmWeakSigDetectOff = !on; |
| 2203 | } |
| 2204 | break; |
| 2205 | } |
| 2206 | case ATH9K_ANI_CCK_WEAK_SIGNAL_THR:{ |
| 2207 | const int weakSigThrCck[] = { 8, 6 }; |
| 2208 | u32 high = param ? 1 : 0; |
| 2209 | |
| 2210 | REG_RMW_FIELD(ah, AR_PHY_CCK_DETECT, |
| 2211 | AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK, |
| 2212 | weakSigThrCck[high]); |
| 2213 | if (high != aniState->cckWeakSigThreshold) { |
| 2214 | if (high) |
| 2215 | ahp->ah_stats.ast_ani_cckhigh++; |
| 2216 | else |
| 2217 | ahp->ah_stats.ast_ani_ccklow++; |
| 2218 | aniState->cckWeakSigThreshold = high; |
| 2219 | } |
| 2220 | break; |
| 2221 | } |
| 2222 | case ATH9K_ANI_FIRSTEP_LEVEL:{ |
| 2223 | const int firstep[] = { 0, 4, 8 }; |
| 2224 | u32 level = param; |
| 2225 | |
| 2226 | if (level >= ARRAY_SIZE(firstep)) { |
| 2227 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2228 | "%s: level out of range (%u > %u)\n", |
| 2229 | __func__, level, |
| 2230 | (unsigned) ARRAY_SIZE(firstep)); |
| 2231 | return false; |
| 2232 | } |
| 2233 | REG_RMW_FIELD(ah, AR_PHY_FIND_SIG, |
| 2234 | AR_PHY_FIND_SIG_FIRSTEP, |
| 2235 | firstep[level]); |
| 2236 | if (level > aniState->firstepLevel) |
| 2237 | ahp->ah_stats.ast_ani_stepup++; |
| 2238 | else if (level < aniState->firstepLevel) |
| 2239 | ahp->ah_stats.ast_ani_stepdown++; |
| 2240 | aniState->firstepLevel = level; |
| 2241 | break; |
| 2242 | } |
| 2243 | case ATH9K_ANI_SPUR_IMMUNITY_LEVEL:{ |
| 2244 | const int cycpwrThr1[] = |
| 2245 | { 2, 4, 6, 8, 10, 12, 14, 16 }; |
| 2246 | u32 level = param; |
| 2247 | |
| 2248 | if (level >= ARRAY_SIZE(cycpwrThr1)) { |
| 2249 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2250 | "%s: level out of range (%u > %u)\n", |
| 2251 | __func__, level, |
| 2252 | (unsigned) |
| 2253 | ARRAY_SIZE(cycpwrThr1)); |
| 2254 | return false; |
| 2255 | } |
| 2256 | REG_RMW_FIELD(ah, AR_PHY_TIMING5, |
| 2257 | AR_PHY_TIMING5_CYCPWR_THR1, |
| 2258 | cycpwrThr1[level]); |
| 2259 | if (level > aniState->spurImmunityLevel) |
| 2260 | ahp->ah_stats.ast_ani_spurup++; |
| 2261 | else if (level < aniState->spurImmunityLevel) |
| 2262 | ahp->ah_stats.ast_ani_spurdown++; |
| 2263 | aniState->spurImmunityLevel = level; |
| 2264 | break; |
| 2265 | } |
| 2266 | case ATH9K_ANI_PRESENT: |
| 2267 | break; |
| 2268 | default: |
| 2269 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2270 | "%s: invalid cmd %u\n", __func__, cmd); |
| 2271 | return false; |
| 2272 | } |
| 2273 | |
| 2274 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, "%s: ANI parameters:\n", __func__); |
| 2275 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2276 | "noiseImmunityLevel=%d, spurImmunityLevel=%d, " |
| 2277 | "ofdmWeakSigDetectOff=%d\n", |
| 2278 | aniState->noiseImmunityLevel, aniState->spurImmunityLevel, |
| 2279 | !aniState->ofdmWeakSigDetectOff); |
| 2280 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2281 | "cckWeakSigThreshold=%d, " |
| 2282 | "firstepLevel=%d, listenTime=%d\n", |
| 2283 | aniState->cckWeakSigThreshold, aniState->firstepLevel, |
| 2284 | aniState->listenTime); |
| 2285 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2286 | "cycleCount=%d, ofdmPhyErrCount=%d, cckPhyErrCount=%d\n\n", |
| 2287 | aniState->cycleCount, aniState->ofdmPhyErrCount, |
| 2288 | aniState->cckPhyErrCount); |
| 2289 | return true; |
| 2290 | } |
| 2291 | |
| 2292 | static void ath9k_ani_restart(struct ath_hal *ah) |
| 2293 | { |
| 2294 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2295 | struct ar5416AniState *aniState; |
| 2296 | |
| 2297 | if (!DO_ANI(ah)) |
| 2298 | return; |
| 2299 | |
| 2300 | aniState = ahp->ah_curani; |
| 2301 | |
| 2302 | aniState->listenTime = 0; |
| 2303 | if (ahp->ah_hasHwPhyCounters) { |
| 2304 | if (aniState->ofdmTrigHigh > AR_PHY_COUNTMAX) { |
| 2305 | aniState->ofdmPhyErrBase = 0; |
| 2306 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2307 | "OFDM Trigger is too high for hw counters\n"); |
| 2308 | } else { |
| 2309 | aniState->ofdmPhyErrBase = |
| 2310 | AR_PHY_COUNTMAX - aniState->ofdmTrigHigh; |
| 2311 | } |
| 2312 | if (aniState->cckTrigHigh > AR_PHY_COUNTMAX) { |
| 2313 | aniState->cckPhyErrBase = 0; |
| 2314 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2315 | "CCK Trigger is too high for hw counters\n"); |
| 2316 | } else { |
| 2317 | aniState->cckPhyErrBase = |
| 2318 | AR_PHY_COUNTMAX - aniState->cckTrigHigh; |
| 2319 | } |
| 2320 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2321 | "%s: Writing ofdmbase=%u cckbase=%u\n", |
| 2322 | __func__, aniState->ofdmPhyErrBase, |
| 2323 | aniState->cckPhyErrBase); |
| 2324 | REG_WRITE(ah, AR_PHY_ERR_1, aniState->ofdmPhyErrBase); |
| 2325 | REG_WRITE(ah, AR_PHY_ERR_2, aniState->cckPhyErrBase); |
| 2326 | REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING); |
| 2327 | REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); |
| 2328 | |
| 2329 | ath9k_hw_update_mibstats(ah, &ahp->ah_mibStats); |
| 2330 | } |
| 2331 | aniState->ofdmPhyErrCount = 0; |
| 2332 | aniState->cckPhyErrCount = 0; |
| 2333 | } |
| 2334 | |
| 2335 | static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hal *ah) |
| 2336 | { |
| 2337 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2338 | struct ath9k_channel *chan = ah->ah_curchan; |
| 2339 | struct ar5416AniState *aniState; |
| 2340 | enum wireless_mode mode; |
| 2341 | int32_t rssi; |
| 2342 | |
| 2343 | if (!DO_ANI(ah)) |
| 2344 | return; |
| 2345 | |
| 2346 | aniState = ahp->ah_curani; |
| 2347 | |
| 2348 | if (aniState->noiseImmunityLevel < HAL_NOISE_IMMUNE_MAX) { |
| 2349 | if (ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, |
| 2350 | aniState->noiseImmunityLevel + 1)) { |
| 2351 | return; |
| 2352 | } |
| 2353 | } |
| 2354 | |
| 2355 | if (aniState->spurImmunityLevel < HAL_SPUR_IMMUNE_MAX) { |
| 2356 | if (ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL, |
| 2357 | aniState->spurImmunityLevel + 1)) { |
| 2358 | return; |
| 2359 | } |
| 2360 | } |
| 2361 | |
| 2362 | if (ah->ah_opmode == ATH9K_M_HOSTAP) { |
| 2363 | if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) { |
| 2364 | ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2365 | aniState->firstepLevel + 1); |
| 2366 | } |
| 2367 | return; |
| 2368 | } |
| 2369 | rssi = BEACON_RSSI(ahp); |
| 2370 | if (rssi > aniState->rssiThrHigh) { |
| 2371 | if (!aniState->ofdmWeakSigDetectOff) { |
| 2372 | if (ath9k_hw_ani_control(ah, |
| 2373 | ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, |
| 2374 | false)) { |
| 2375 | ath9k_hw_ani_control(ah, |
| 2376 | ATH9K_ANI_SPUR_IMMUNITY_LEVEL, |
| 2377 | 0); |
| 2378 | return; |
| 2379 | } |
| 2380 | } |
| 2381 | if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) { |
| 2382 | ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2383 | aniState->firstepLevel + 1); |
| 2384 | return; |
| 2385 | } |
| 2386 | } else if (rssi > aniState->rssiThrLow) { |
| 2387 | if (aniState->ofdmWeakSigDetectOff) |
| 2388 | ath9k_hw_ani_control(ah, |
| 2389 | ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, |
| 2390 | true); |
| 2391 | if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) |
| 2392 | ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2393 | aniState->firstepLevel + 1); |
| 2394 | return; |
| 2395 | } else { |
| 2396 | mode = ath9k_hw_chan2wmode(ah, chan); |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 2397 | if (mode == ATH9K_MODE_11G || mode == ATH9K_MODE_11B) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2398 | if (!aniState->ofdmWeakSigDetectOff) |
| 2399 | ath9k_hw_ani_control(ah, |
| 2400 | ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, |
| 2401 | false); |
| 2402 | if (aniState->firstepLevel > 0) |
| 2403 | ath9k_hw_ani_control(ah, |
| 2404 | ATH9K_ANI_FIRSTEP_LEVEL, |
| 2405 | 0); |
| 2406 | return; |
| 2407 | } |
| 2408 | } |
| 2409 | } |
| 2410 | |
| 2411 | static void ath9k_hw_ani_cck_err_trigger(struct ath_hal *ah) |
| 2412 | { |
| 2413 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2414 | struct ath9k_channel *chan = ah->ah_curchan; |
| 2415 | struct ar5416AniState *aniState; |
| 2416 | enum wireless_mode mode; |
| 2417 | int32_t rssi; |
| 2418 | |
| 2419 | if (!DO_ANI(ah)) |
| 2420 | return; |
| 2421 | |
| 2422 | aniState = ahp->ah_curani; |
| 2423 | if (aniState->noiseImmunityLevel < HAL_NOISE_IMMUNE_MAX) { |
| 2424 | if (ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, |
| 2425 | aniState->noiseImmunityLevel + 1)) { |
| 2426 | return; |
| 2427 | } |
| 2428 | } |
| 2429 | if (ah->ah_opmode == ATH9K_M_HOSTAP) { |
| 2430 | if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) { |
| 2431 | ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2432 | aniState->firstepLevel + 1); |
| 2433 | } |
| 2434 | return; |
| 2435 | } |
| 2436 | rssi = BEACON_RSSI(ahp); |
| 2437 | if (rssi > aniState->rssiThrLow) { |
| 2438 | if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) |
| 2439 | ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2440 | aniState->firstepLevel + 1); |
| 2441 | } else { |
| 2442 | mode = ath9k_hw_chan2wmode(ah, chan); |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 2443 | if (mode == ATH9K_MODE_11G || mode == ATH9K_MODE_11B) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2444 | if (aniState->firstepLevel > 0) |
| 2445 | ath9k_hw_ani_control(ah, |
| 2446 | ATH9K_ANI_FIRSTEP_LEVEL, |
| 2447 | 0); |
| 2448 | } |
| 2449 | } |
| 2450 | } |
| 2451 | |
| 2452 | static void ath9k_ani_reset(struct ath_hal *ah) |
| 2453 | { |
| 2454 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2455 | struct ar5416AniState *aniState; |
| 2456 | struct ath9k_channel *chan = ah->ah_curchan; |
| 2457 | int index; |
| 2458 | |
| 2459 | if (!DO_ANI(ah)) |
| 2460 | return; |
| 2461 | |
| 2462 | index = ath9k_hw_get_ani_channel_idx(ah, chan); |
| 2463 | aniState = &ahp->ah_ani[index]; |
| 2464 | ahp->ah_curani = aniState; |
| 2465 | |
| 2466 | if (DO_ANI(ah) && ah->ah_opmode != ATH9K_M_STA |
| 2467 | && ah->ah_opmode != ATH9K_M_IBSS) { |
| 2468 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2469 | "%s: Reset ANI state opmode %u\n", __func__, |
| 2470 | ah->ah_opmode); |
| 2471 | ahp->ah_stats.ast_ani_reset++; |
| 2472 | ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, 0); |
| 2473 | ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL, 0); |
| 2474 | ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, 0); |
| 2475 | ath9k_hw_ani_control(ah, |
| 2476 | ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, |
| 2477 | !ATH9K_ANI_USE_OFDM_WEAK_SIG); |
| 2478 | ath9k_hw_ani_control(ah, ATH9K_ANI_CCK_WEAK_SIGNAL_THR, |
| 2479 | ATH9K_ANI_CCK_WEAK_SIG_THR); |
| 2480 | ath9k_hw_setrxfilter(ah, |
| 2481 | ath9k_hw_getrxfilter(ah) | |
| 2482 | ATH9K_RX_FILTER_PHYERR); |
| 2483 | if (ah->ah_opmode == ATH9K_M_HOSTAP) { |
| 2484 | ahp->ah_curani->ofdmTrigHigh = |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 2485 | ah->ah_config.ofdm_trig_high; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2486 | ahp->ah_curani->ofdmTrigLow = |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 2487 | ah->ah_config.ofdm_trig_low; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2488 | ahp->ah_curani->cckTrigHigh = |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 2489 | ah->ah_config.cck_trig_high; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2490 | ahp->ah_curani->cckTrigLow = |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 2491 | ah->ah_config.cck_trig_low; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2492 | } |
| 2493 | ath9k_ani_restart(ah); |
| 2494 | return; |
| 2495 | } |
| 2496 | |
| 2497 | if (aniState->noiseImmunityLevel != 0) |
| 2498 | ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, |
| 2499 | aniState->noiseImmunityLevel); |
| 2500 | if (aniState->spurImmunityLevel != 0) |
| 2501 | ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL, |
| 2502 | aniState->spurImmunityLevel); |
| 2503 | if (aniState->ofdmWeakSigDetectOff) |
| 2504 | ath9k_hw_ani_control(ah, |
| 2505 | ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, |
| 2506 | !aniState->ofdmWeakSigDetectOff); |
| 2507 | if (aniState->cckWeakSigThreshold) |
| 2508 | ath9k_hw_ani_control(ah, ATH9K_ANI_CCK_WEAK_SIGNAL_THR, |
| 2509 | aniState->cckWeakSigThreshold); |
| 2510 | if (aniState->firstepLevel != 0) |
| 2511 | ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2512 | aniState->firstepLevel); |
| 2513 | if (ahp->ah_hasHwPhyCounters) { |
| 2514 | ath9k_hw_setrxfilter(ah, |
| 2515 | ath9k_hw_getrxfilter(ah) & |
| 2516 | ~ATH9K_RX_FILTER_PHYERR); |
| 2517 | ath9k_ani_restart(ah); |
| 2518 | REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING); |
| 2519 | REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); |
| 2520 | |
| 2521 | } else { |
| 2522 | ath9k_ani_restart(ah); |
| 2523 | ath9k_hw_setrxfilter(ah, |
| 2524 | ath9k_hw_getrxfilter(ah) | |
| 2525 | ATH9K_RX_FILTER_PHYERR); |
| 2526 | } |
| 2527 | } |
| 2528 | |
Luis R. Rodriguez | e6c948e | 2008-09-22 01:14:02 -0700 | [diff] [blame] | 2529 | /* |
| 2530 | * Process a MIB interrupt. We may potentially be invoked because |
| 2531 | * any of the MIB counters overflow/trigger so don't assume we're |
| 2532 | * here because a PHY error counter triggered. |
| 2533 | */ |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2534 | void ath9k_hw_procmibevent(struct ath_hal *ah, |
| 2535 | const struct ath9k_node_stats *stats) |
| 2536 | { |
| 2537 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2538 | u32 phyCnt1, phyCnt2; |
| 2539 | |
| 2540 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Processing Mib Intr\n"); |
Luis R. Rodriguez | e6c948e | 2008-09-22 01:14:02 -0700 | [diff] [blame] | 2541 | /* Reset these counters regardless */ |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2542 | REG_WRITE(ah, AR_FILT_OFDM, 0); |
| 2543 | REG_WRITE(ah, AR_FILT_CCK, 0); |
| 2544 | if (!(REG_READ(ah, AR_SLP_MIB_CTRL) & AR_SLP_MIB_PENDING)) |
| 2545 | REG_WRITE(ah, AR_SLP_MIB_CTRL, AR_SLP_MIB_CLEAR); |
| 2546 | |
Luis R. Rodriguez | e6c948e | 2008-09-22 01:14:02 -0700 | [diff] [blame] | 2547 | /* Clear the mib counters and save them in the stats */ |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2548 | ath9k_hw_update_mibstats(ah, &ahp->ah_mibStats); |
| 2549 | ahp->ah_stats.ast_nodestats = *stats; |
| 2550 | |
| 2551 | if (!DO_ANI(ah)) |
| 2552 | return; |
| 2553 | |
Luis R. Rodriguez | e6c948e | 2008-09-22 01:14:02 -0700 | [diff] [blame] | 2554 | /* NB: these are not reset-on-read */ |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2555 | phyCnt1 = REG_READ(ah, AR_PHY_ERR_1); |
| 2556 | phyCnt2 = REG_READ(ah, AR_PHY_ERR_2); |
| 2557 | if (((phyCnt1 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK) || |
| 2558 | ((phyCnt2 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK)) { |
| 2559 | struct ar5416AniState *aniState = ahp->ah_curani; |
| 2560 | u32 ofdmPhyErrCnt, cckPhyErrCnt; |
| 2561 | |
Luis R. Rodriguez | e6c948e | 2008-09-22 01:14:02 -0700 | [diff] [blame] | 2562 | /* NB: only use ast_ani_*errs with AH_PRIVATE_DIAG */ |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2563 | ofdmPhyErrCnt = phyCnt1 - aniState->ofdmPhyErrBase; |
| 2564 | ahp->ah_stats.ast_ani_ofdmerrs += |
| 2565 | ofdmPhyErrCnt - aniState->ofdmPhyErrCount; |
| 2566 | aniState->ofdmPhyErrCount = ofdmPhyErrCnt; |
| 2567 | |
| 2568 | cckPhyErrCnt = phyCnt2 - aniState->cckPhyErrBase; |
| 2569 | ahp->ah_stats.ast_ani_cckerrs += |
| 2570 | cckPhyErrCnt - aniState->cckPhyErrCount; |
| 2571 | aniState->cckPhyErrCount = cckPhyErrCnt; |
| 2572 | |
Luis R. Rodriguez | e6c948e | 2008-09-22 01:14:02 -0700 | [diff] [blame] | 2573 | /* |
| 2574 | * NB: figure out which counter triggered. If both |
| 2575 | * trigger we'll only deal with one as the processing |
| 2576 | * clobbers the error counter so the trigger threshold |
| 2577 | * check will never be true. |
| 2578 | */ |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2579 | if (aniState->ofdmPhyErrCount > aniState->ofdmTrigHigh) |
| 2580 | ath9k_hw_ani_ofdm_err_trigger(ah); |
| 2581 | if (aniState->cckPhyErrCount > aniState->cckTrigHigh) |
| 2582 | ath9k_hw_ani_cck_err_trigger(ah); |
Luis R. Rodriguez | e6c948e | 2008-09-22 01:14:02 -0700 | [diff] [blame] | 2583 | /* NB: always restart to insure the h/w counters are reset */ |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2584 | ath9k_ani_restart(ah); |
| 2585 | } |
| 2586 | } |
| 2587 | |
| 2588 | static void ath9k_hw_ani_lower_immunity(struct ath_hal *ah) |
| 2589 | { |
| 2590 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2591 | struct ar5416AniState *aniState; |
| 2592 | int32_t rssi; |
| 2593 | |
| 2594 | aniState = ahp->ah_curani; |
| 2595 | |
| 2596 | if (ah->ah_opmode == ATH9K_M_HOSTAP) { |
| 2597 | if (aniState->firstepLevel > 0) { |
| 2598 | if (ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2599 | aniState->firstepLevel - 1)) { |
| 2600 | return; |
| 2601 | } |
| 2602 | } |
| 2603 | } else { |
| 2604 | rssi = BEACON_RSSI(ahp); |
| 2605 | if (rssi > aniState->rssiThrHigh) { |
| 2606 | /* XXX: Handle me */ |
| 2607 | } else if (rssi > aniState->rssiThrLow) { |
| 2608 | if (aniState->ofdmWeakSigDetectOff) { |
| 2609 | if (ath9k_hw_ani_control(ah, |
| 2610 | ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, |
| 2611 | true) == |
| 2612 | true) { |
| 2613 | return; |
| 2614 | } |
| 2615 | } |
| 2616 | if (aniState->firstepLevel > 0) { |
| 2617 | if (ath9k_hw_ani_control |
| 2618 | (ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2619 | aniState->firstepLevel - 1) == |
| 2620 | true) { |
| 2621 | return; |
| 2622 | } |
| 2623 | } |
| 2624 | } else { |
| 2625 | if (aniState->firstepLevel > 0) { |
| 2626 | if (ath9k_hw_ani_control |
| 2627 | (ah, ATH9K_ANI_FIRSTEP_LEVEL, |
| 2628 | aniState->firstepLevel - 1) == |
| 2629 | true) { |
| 2630 | return; |
| 2631 | } |
| 2632 | } |
| 2633 | } |
| 2634 | } |
| 2635 | |
| 2636 | if (aniState->spurImmunityLevel > 0) { |
| 2637 | if (ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL, |
| 2638 | aniState->spurImmunityLevel - 1)) { |
| 2639 | return; |
| 2640 | } |
| 2641 | } |
| 2642 | |
| 2643 | if (aniState->noiseImmunityLevel > 0) { |
| 2644 | ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, |
| 2645 | aniState->noiseImmunityLevel - 1); |
| 2646 | return; |
| 2647 | } |
| 2648 | } |
| 2649 | |
| 2650 | static int32_t ath9k_hw_ani_get_listen_time(struct ath_hal *ah) |
| 2651 | { |
| 2652 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2653 | struct ar5416AniState *aniState; |
| 2654 | u32 txFrameCount, rxFrameCount, cycleCount; |
| 2655 | int32_t listenTime; |
| 2656 | |
| 2657 | txFrameCount = REG_READ(ah, AR_TFCNT); |
| 2658 | rxFrameCount = REG_READ(ah, AR_RFCNT); |
| 2659 | cycleCount = REG_READ(ah, AR_CCCNT); |
| 2660 | |
| 2661 | aniState = ahp->ah_curani; |
| 2662 | if (aniState->cycleCount == 0 || aniState->cycleCount > cycleCount) { |
| 2663 | |
| 2664 | listenTime = 0; |
| 2665 | ahp->ah_stats.ast_ani_lzero++; |
| 2666 | } else { |
| 2667 | int32_t ccdelta = cycleCount - aniState->cycleCount; |
| 2668 | int32_t rfdelta = rxFrameCount - aniState->rxFrameCount; |
| 2669 | int32_t tfdelta = txFrameCount - aniState->txFrameCount; |
| 2670 | listenTime = (ccdelta - rfdelta - tfdelta) / 44000; |
| 2671 | } |
| 2672 | aniState->cycleCount = cycleCount; |
| 2673 | aniState->txFrameCount = txFrameCount; |
| 2674 | aniState->rxFrameCount = rxFrameCount; |
| 2675 | |
| 2676 | return listenTime; |
| 2677 | } |
| 2678 | |
| 2679 | void ath9k_hw_ani_monitor(struct ath_hal *ah, |
| 2680 | const struct ath9k_node_stats *stats, |
| 2681 | struct ath9k_channel *chan) |
| 2682 | { |
| 2683 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 2684 | struct ar5416AniState *aniState; |
| 2685 | int32_t listenTime; |
| 2686 | |
| 2687 | aniState = ahp->ah_curani; |
| 2688 | ahp->ah_stats.ast_nodestats = *stats; |
| 2689 | |
| 2690 | listenTime = ath9k_hw_ani_get_listen_time(ah); |
| 2691 | if (listenTime < 0) { |
| 2692 | ahp->ah_stats.ast_ani_lneg++; |
| 2693 | ath9k_ani_restart(ah); |
| 2694 | return; |
| 2695 | } |
| 2696 | |
| 2697 | aniState->listenTime += listenTime; |
| 2698 | |
| 2699 | if (ahp->ah_hasHwPhyCounters) { |
| 2700 | u32 phyCnt1, phyCnt2; |
| 2701 | u32 ofdmPhyErrCnt, cckPhyErrCnt; |
| 2702 | |
| 2703 | ath9k_hw_update_mibstats(ah, &ahp->ah_mibStats); |
| 2704 | |
| 2705 | phyCnt1 = REG_READ(ah, AR_PHY_ERR_1); |
| 2706 | phyCnt2 = REG_READ(ah, AR_PHY_ERR_2); |
| 2707 | |
| 2708 | if (phyCnt1 < aniState->ofdmPhyErrBase || |
| 2709 | phyCnt2 < aniState->cckPhyErrBase) { |
| 2710 | if (phyCnt1 < aniState->ofdmPhyErrBase) { |
| 2711 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2712 | "%s: phyCnt1 0x%x, resetting " |
| 2713 | "counter value to 0x%x\n", |
| 2714 | __func__, phyCnt1, |
| 2715 | aniState->ofdmPhyErrBase); |
| 2716 | REG_WRITE(ah, AR_PHY_ERR_1, |
| 2717 | aniState->ofdmPhyErrBase); |
| 2718 | REG_WRITE(ah, AR_PHY_ERR_MASK_1, |
| 2719 | AR_PHY_ERR_OFDM_TIMING); |
| 2720 | } |
| 2721 | if (phyCnt2 < aniState->cckPhyErrBase) { |
| 2722 | DPRINTF(ah->ah_sc, ATH_DBG_ANI, |
| 2723 | "%s: phyCnt2 0x%x, resetting " |
| 2724 | "counter value to 0x%x\n", |
| 2725 | __func__, phyCnt2, |
| 2726 | aniState->cckPhyErrBase); |
| 2727 | REG_WRITE(ah, AR_PHY_ERR_2, |
| 2728 | aniState->cckPhyErrBase); |
| 2729 | REG_WRITE(ah, AR_PHY_ERR_MASK_2, |
| 2730 | AR_PHY_ERR_CCK_TIMING); |
| 2731 | } |
| 2732 | return; |
| 2733 | } |
| 2734 | |
| 2735 | ofdmPhyErrCnt = phyCnt1 - aniState->ofdmPhyErrBase; |
| 2736 | ahp->ah_stats.ast_ani_ofdmerrs += |
| 2737 | ofdmPhyErrCnt - aniState->ofdmPhyErrCount; |
| 2738 | aniState->ofdmPhyErrCount = ofdmPhyErrCnt; |
| 2739 | |
| 2740 | cckPhyErrCnt = phyCnt2 - aniState->cckPhyErrBase; |
| 2741 | ahp->ah_stats.ast_ani_cckerrs += |
| 2742 | cckPhyErrCnt - aniState->cckPhyErrCount; |
| 2743 | aniState->cckPhyErrCount = cckPhyErrCnt; |
| 2744 | } |
| 2745 | |
| 2746 | if (!DO_ANI(ah)) |
| 2747 | return; |
| 2748 | |
| 2749 | if (aniState->listenTime > 5 * ahp->ah_aniPeriod) { |
| 2750 | if (aniState->ofdmPhyErrCount <= aniState->listenTime * |
| 2751 | aniState->ofdmTrigLow / 1000 && |
| 2752 | aniState->cckPhyErrCount <= aniState->listenTime * |
| 2753 | aniState->cckTrigLow / 1000) |
| 2754 | ath9k_hw_ani_lower_immunity(ah); |
| 2755 | ath9k_ani_restart(ah); |
| 2756 | } else if (aniState->listenTime > ahp->ah_aniPeriod) { |
| 2757 | if (aniState->ofdmPhyErrCount > aniState->listenTime * |
| 2758 | aniState->ofdmTrigHigh / 1000) { |
| 2759 | ath9k_hw_ani_ofdm_err_trigger(ah); |
| 2760 | ath9k_ani_restart(ah); |
| 2761 | } else if (aniState->cckPhyErrCount > |
| 2762 | aniState->listenTime * aniState->cckTrigHigh / |
| 2763 | 1000) { |
| 2764 | ath9k_hw_ani_cck_err_trigger(ah); |
| 2765 | ath9k_ani_restart(ah); |
| 2766 | } |
| 2767 | } |
| 2768 | } |
| 2769 | |
| 2770 | #ifndef ATH_NF_PER_CHAN |
| 2771 | static void ath9k_init_nfcal_hist_buffer(struct ath_hal *ah) |
| 2772 | { |
| 2773 | int i, j; |
| 2774 | |
| 2775 | for (i = 0; i < NUM_NF_READINGS; i++) { |
| 2776 | ah->nfCalHist[i].currIndex = 0; |
| 2777 | ah->nfCalHist[i].privNF = AR_PHY_CCA_MAX_GOOD_VALUE; |
| 2778 | ah->nfCalHist[i].invalidNFcount = |
| 2779 | AR_PHY_CCA_FILTERWINDOW_LENGTH; |
| 2780 | for (j = 0; j < ATH9K_NF_CAL_HIST_MAX; j++) { |
| 2781 | ah->nfCalHist[i].nfCalBuffer[j] = |
| 2782 | AR_PHY_CCA_MAX_GOOD_VALUE; |
| 2783 | } |
| 2784 | } |
| 2785 | return; |
| 2786 | } |
| 2787 | #endif |
| 2788 | |
| 2789 | static void ath9k_hw_gpio_cfg_output_mux(struct ath_hal *ah, |
| 2790 | u32 gpio, u32 type) |
| 2791 | { |
| 2792 | int addr; |
| 2793 | u32 gpio_shift, tmp; |
| 2794 | |
| 2795 | if (gpio > 11) |
| 2796 | addr = AR_GPIO_OUTPUT_MUX3; |
| 2797 | else if (gpio > 5) |
| 2798 | addr = AR_GPIO_OUTPUT_MUX2; |
| 2799 | else |
| 2800 | addr = AR_GPIO_OUTPUT_MUX1; |
| 2801 | |
| 2802 | gpio_shift = (gpio % 6) * 5; |
| 2803 | |
| 2804 | if (AR_SREV_9280_20_OR_LATER(ah) |
| 2805 | || (addr != AR_GPIO_OUTPUT_MUX1)) { |
| 2806 | REG_RMW(ah, addr, (type << gpio_shift), |
| 2807 | (0x1f << gpio_shift)); |
| 2808 | } else { |
| 2809 | tmp = REG_READ(ah, addr); |
| 2810 | tmp = ((tmp & 0x1F0) << 1) | (tmp & ~0x1F0); |
| 2811 | tmp &= ~(0x1f << gpio_shift); |
| 2812 | tmp |= (type << gpio_shift); |
| 2813 | REG_WRITE(ah, addr, tmp); |
| 2814 | } |
| 2815 | } |
| 2816 | |
Vasanthakumar Thiagarajan | c83be68 | 2008-08-25 20:47:29 +0530 | [diff] [blame] | 2817 | void ath9k_hw_cfg_output(struct ath_hal *ah, u32 gpio, |
| 2818 | u32 ah_signal_type) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2819 | { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2820 | u32 gpio_shift; |
| 2821 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2822 | ath9k_hw_gpio_cfg_output_mux(ah, gpio, ah_signal_type); |
| 2823 | |
| 2824 | gpio_shift = 2 * gpio; |
| 2825 | |
| 2826 | REG_RMW(ah, |
| 2827 | AR_GPIO_OE_OUT, |
| 2828 | (AR_GPIO_OE_OUT_DRV_ALL << gpio_shift), |
| 2829 | (AR_GPIO_OE_OUT_DRV << gpio_shift)); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2830 | } |
| 2831 | |
Vasanthakumar Thiagarajan | c83be68 | 2008-08-25 20:47:29 +0530 | [diff] [blame] | 2832 | void ath9k_hw_set_gpio(struct ath_hal *ah, u32 gpio, u32 val) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2833 | { |
| 2834 | REG_RMW(ah, AR_GPIO_IN_OUT, ((val & 1) << gpio), |
| 2835 | AR_GPIO_BIT(gpio)); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2836 | } |
| 2837 | |
Vasanthakumar Thiagarajan | 500c064 | 2008-09-10 18:50:17 +0530 | [diff] [blame] | 2838 | /* |
| 2839 | * Configure GPIO Input lines |
| 2840 | */ |
| 2841 | void ath9k_hw_cfg_gpio_input(struct ath_hal *ah, u32 gpio) |
| 2842 | { |
| 2843 | u32 gpio_shift; |
| 2844 | |
| 2845 | ASSERT(gpio < ah->ah_caps.num_gpio_pins); |
| 2846 | |
| 2847 | gpio_shift = gpio << 1; |
| 2848 | |
| 2849 | REG_RMW(ah, |
| 2850 | AR_GPIO_OE_OUT, |
| 2851 | (AR_GPIO_OE_OUT_DRV_NO << gpio_shift), |
| 2852 | (AR_GPIO_OE_OUT_DRV << gpio_shift)); |
| 2853 | } |
| 2854 | |
| 2855 | #ifdef CONFIG_RFKILL |
| 2856 | static void ath9k_enable_rfkill(struct ath_hal *ah) |
| 2857 | { |
| 2858 | REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, |
| 2859 | AR_GPIO_INPUT_EN_VAL_RFSILENT_BB); |
| 2860 | |
| 2861 | REG_CLR_BIT(ah, AR_GPIO_INPUT_MUX2, |
| 2862 | AR_GPIO_INPUT_MUX2_RFSILENT); |
| 2863 | |
| 2864 | ath9k_hw_cfg_gpio_input(ah, ah->ah_rfkill_gpio); |
| 2865 | REG_SET_BIT(ah, AR_PHY_TEST, RFSILENT_BB); |
| 2866 | } |
| 2867 | #endif |
| 2868 | |
| 2869 | u32 ath9k_hw_gpio_get(struct ath_hal *ah, u32 gpio) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2870 | { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 2871 | if (gpio >= ah->ah_caps.num_gpio_pins) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2872 | return 0xffffffff; |
| 2873 | |
| 2874 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 2875 | return (MS |
| 2876 | (REG_READ(ah, AR_GPIO_IN_OUT), |
| 2877 | AR928X_GPIO_IN_VAL) & AR_GPIO_BIT(gpio)) != 0; |
| 2878 | } else { |
| 2879 | return (MS(REG_READ(ah, AR_GPIO_IN_OUT), AR_GPIO_IN_VAL) & |
| 2880 | AR_GPIO_BIT(gpio)) != 0; |
| 2881 | } |
| 2882 | } |
| 2883 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 2884 | static int ath9k_hw_post_attach(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2885 | { |
| 2886 | int ecode; |
| 2887 | |
| 2888 | if (!ath9k_hw_chip_test(ah)) { |
| 2889 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 2890 | "%s: hardware self-test failed\n", __func__); |
| 2891 | return -ENODEV; |
| 2892 | } |
| 2893 | |
| 2894 | ecode = ath9k_hw_rf_claim(ah); |
| 2895 | if (ecode != 0) |
| 2896 | return ecode; |
| 2897 | |
| 2898 | ecode = ath9k_hw_eeprom_attach(ah); |
| 2899 | if (ecode != 0) |
| 2900 | return ecode; |
| 2901 | ecode = ath9k_hw_rfattach(ah); |
| 2902 | if (ecode != 0) |
| 2903 | return ecode; |
| 2904 | |
| 2905 | if (!AR_SREV_9100(ah)) { |
| 2906 | ath9k_hw_ani_setup(ah); |
| 2907 | ath9k_hw_ani_attach(ah); |
| 2908 | } |
| 2909 | return 0; |
| 2910 | } |
| 2911 | |
| 2912 | static u32 ath9k_hw_ini_fixup(struct ath_hal *ah, |
| 2913 | struct ar5416_eeprom *pEepData, |
| 2914 | u32 reg, u32 value) |
| 2915 | { |
| 2916 | struct base_eep_header *pBase = &(pEepData->baseEepHeader); |
| 2917 | |
| 2918 | switch (ah->ah_devid) { |
| 2919 | case AR9280_DEVID_PCI: |
| 2920 | if (reg == 0x7894) { |
| 2921 | DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| 2922 | "ini VAL: %x EEPROM: %x\n", value, |
| 2923 | (pBase->version & 0xff)); |
| 2924 | |
| 2925 | if ((pBase->version & 0xff) > 0x0a) { |
| 2926 | DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| 2927 | "PWDCLKIND: %d\n", |
| 2928 | pBase->pwdclkind); |
| 2929 | value &= ~AR_AN_TOP2_PWDCLKIND; |
| 2930 | value |= AR_AN_TOP2_PWDCLKIND & (pBase-> |
| 2931 | pwdclkind << AR_AN_TOP2_PWDCLKIND_S); |
| 2932 | } else { |
| 2933 | DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| 2934 | "PWDCLKIND Earlier Rev\n"); |
| 2935 | } |
| 2936 | |
| 2937 | DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| 2938 | "final ini VAL: %x\n", value); |
| 2939 | } |
| 2940 | break; |
| 2941 | } |
| 2942 | return value; |
| 2943 | } |
| 2944 | |
| 2945 | static bool ath9k_hw_fill_cap_info(struct ath_hal *ah) |
| 2946 | { |
| 2947 | struct ath_hal_5416 *ahp = AH5416(ah); |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 2948 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2949 | u16 capField = 0, eeval; |
| 2950 | |
| 2951 | eeval = ath9k_hw_get_eeprom(ahp, EEP_REG_0); |
| 2952 | |
| 2953 | ah->ah_currentRD = eeval; |
| 2954 | |
| 2955 | eeval = ath9k_hw_get_eeprom(ahp, EEP_REG_1); |
| 2956 | ah->ah_currentRDExt = eeval; |
| 2957 | |
| 2958 | capField = ath9k_hw_get_eeprom(ahp, EEP_OP_CAP); |
| 2959 | |
| 2960 | if (ah->ah_opmode != ATH9K_M_HOSTAP && |
| 2961 | ah->ah_subvendorid == AR_SUBVENDOR_ID_NEW_A) { |
| 2962 | if (ah->ah_currentRD == 0x64 || ah->ah_currentRD == 0x65) |
| 2963 | ah->ah_currentRD += 5; |
| 2964 | else if (ah->ah_currentRD == 0x41) |
| 2965 | ah->ah_currentRD = 0x43; |
| 2966 | DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, |
| 2967 | "%s: regdomain mapped to 0x%x\n", __func__, |
| 2968 | ah->ah_currentRD); |
| 2969 | } |
| 2970 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2971 | eeval = ath9k_hw_get_eeprom(ahp, EEP_OP_MODE); |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 2972 | bitmap_zero(pCap->wireless_modes, ATH9K_MODE_MAX); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2973 | |
| 2974 | if (eeval & AR5416_OPFLAGS_11A) { |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 2975 | set_bit(ATH9K_MODE_11A, pCap->wireless_modes); |
| 2976 | if (ah->ah_config.ht_enable) { |
| 2977 | if (!(eeval & AR5416_OPFLAGS_N_5G_HT20)) |
| 2978 | set_bit(ATH9K_MODE_11NA_HT20, |
| 2979 | pCap->wireless_modes); |
| 2980 | if (!(eeval & AR5416_OPFLAGS_N_5G_HT40)) { |
| 2981 | set_bit(ATH9K_MODE_11NA_HT40PLUS, |
| 2982 | pCap->wireless_modes); |
| 2983 | set_bit(ATH9K_MODE_11NA_HT40MINUS, |
| 2984 | pCap->wireless_modes); |
| 2985 | } |
| 2986 | } |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2987 | } |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 2988 | |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 2989 | if (eeval & AR5416_OPFLAGS_11G) { |
| 2990 | set_bit(ATH9K_MODE_11B, pCap->wireless_modes); |
| 2991 | set_bit(ATH9K_MODE_11G, pCap->wireless_modes); |
| 2992 | if (ah->ah_config.ht_enable) { |
| 2993 | if (!(eeval & AR5416_OPFLAGS_N_2G_HT20)) |
| 2994 | set_bit(ATH9K_MODE_11NG_HT20, |
| 2995 | pCap->wireless_modes); |
| 2996 | if (!(eeval & AR5416_OPFLAGS_N_2G_HT40)) { |
| 2997 | set_bit(ATH9K_MODE_11NG_HT40PLUS, |
| 2998 | pCap->wireless_modes); |
| 2999 | set_bit(ATH9K_MODE_11NG_HT40MINUS, |
| 3000 | pCap->wireless_modes); |
| 3001 | } |
| 3002 | } |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3003 | } |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 3004 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3005 | pCap->tx_chainmask = ath9k_hw_get_eeprom(ahp, EEP_TX_MASK); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3006 | if ((ah->ah_isPciExpress) |
| 3007 | || (eeval & AR5416_OPFLAGS_11A)) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3008 | pCap->rx_chainmask = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3009 | ath9k_hw_get_eeprom(ahp, EEP_RX_MASK); |
| 3010 | } else { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3011 | pCap->rx_chainmask = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3012 | (ath9k_hw_gpio_get(ah, 0)) ? 0x5 : 0x7; |
| 3013 | } |
| 3014 | |
| 3015 | if (!(AR_SREV_9280(ah) && (ah->ah_macRev == 0))) |
| 3016 | ahp->ah_miscMode |= AR_PCU_MIC_NEW_LOC_ENA; |
| 3017 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3018 | pCap->low_2ghz_chan = 2312; |
| 3019 | pCap->high_2ghz_chan = 2732; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3020 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3021 | pCap->low_5ghz_chan = 4920; |
| 3022 | pCap->high_5ghz_chan = 6100; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3023 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3024 | pCap->hw_caps &= ~ATH9K_HW_CAP_CIPHER_CKIP; |
| 3025 | pCap->hw_caps |= ATH9K_HW_CAP_CIPHER_TKIP; |
| 3026 | pCap->hw_caps |= ATH9K_HW_CAP_CIPHER_AESCCM; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3027 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3028 | pCap->hw_caps &= ~ATH9K_HW_CAP_MIC_CKIP; |
| 3029 | pCap->hw_caps |= ATH9K_HW_CAP_MIC_TKIP; |
| 3030 | pCap->hw_caps |= ATH9K_HW_CAP_MIC_AESCCM; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3031 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3032 | pCap->hw_caps |= ATH9K_HW_CAP_CHAN_SPREAD; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3033 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3034 | if (ah->ah_config.ht_enable) |
| 3035 | pCap->hw_caps |= ATH9K_HW_CAP_HT; |
| 3036 | else |
| 3037 | pCap->hw_caps &= ~ATH9K_HW_CAP_HT; |
| 3038 | |
| 3039 | pCap->hw_caps |= ATH9K_HW_CAP_GTT; |
| 3040 | pCap->hw_caps |= ATH9K_HW_CAP_VEOL; |
| 3041 | pCap->hw_caps |= ATH9K_HW_CAP_BSSIDMASK; |
| 3042 | pCap->hw_caps &= ~ATH9K_HW_CAP_MCAST_KEYSEARCH; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3043 | |
| 3044 | if (capField & AR_EEPROM_EEPCAP_MAXQCU) |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3045 | pCap->total_queues = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3046 | MS(capField, AR_EEPROM_EEPCAP_MAXQCU); |
| 3047 | else |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3048 | pCap->total_queues = ATH9K_NUM_TX_QUEUES; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3049 | |
| 3050 | if (capField & AR_EEPROM_EEPCAP_KC_ENTRIES) |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3051 | pCap->keycache_size = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3052 | 1 << MS(capField, AR_EEPROM_EEPCAP_KC_ENTRIES); |
| 3053 | else |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3054 | pCap->keycache_size = AR_KEYTABLE_SIZE; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3055 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3056 | pCap->hw_caps |= ATH9K_HW_CAP_FASTCC; |
| 3057 | pCap->num_mr_retries = 4; |
| 3058 | pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3059 | |
| 3060 | if (AR_SREV_9280_10_OR_LATER(ah)) |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3061 | pCap->num_gpio_pins = AR928X_NUM_GPIO; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3062 | else |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3063 | pCap->num_gpio_pins = AR_NUM_GPIO; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3064 | |
| 3065 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3066 | pCap->hw_caps |= ATH9K_HW_CAP_WOW; |
| 3067 | pCap->hw_caps |= ATH9K_HW_CAP_WOW_MATCHPATTERN_EXACT; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3068 | } else { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3069 | pCap->hw_caps &= ~ATH9K_HW_CAP_WOW; |
| 3070 | pCap->hw_caps &= ~ATH9K_HW_CAP_WOW_MATCHPATTERN_EXACT; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3071 | } |
| 3072 | |
| 3073 | if (AR_SREV_9160_10_OR_LATER(ah) || AR_SREV_9100(ah)) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3074 | pCap->hw_caps |= ATH9K_HW_CAP_CST; |
| 3075 | pCap->rts_aggr_limit = ATH_AMPDU_LIMIT_MAX; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3076 | } else { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3077 | pCap->rts_aggr_limit = (8 * 1024); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3078 | } |
| 3079 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3080 | pCap->hw_caps |= ATH9K_HW_CAP_ENHANCEDPM; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3081 | |
Vasanthakumar Thiagarajan | 500c064 | 2008-09-10 18:50:17 +0530 | [diff] [blame] | 3082 | #ifdef CONFIG_RFKILL |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3083 | ah->ah_rfsilent = ath9k_hw_get_eeprom(ahp, EEP_RF_SILENT); |
| 3084 | if (ah->ah_rfsilent & EEP_RFSILENT_ENABLED) { |
Vasanthakumar Thiagarajan | 500c064 | 2008-09-10 18:50:17 +0530 | [diff] [blame] | 3085 | ah->ah_rfkill_gpio = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3086 | MS(ah->ah_rfsilent, EEP_RFSILENT_GPIO_SEL); |
Vasanthakumar Thiagarajan | 500c064 | 2008-09-10 18:50:17 +0530 | [diff] [blame] | 3087 | ah->ah_rfkill_polarity = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3088 | MS(ah->ah_rfsilent, EEP_RFSILENT_POLARITY); |
| 3089 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3090 | pCap->hw_caps |= ATH9K_HW_CAP_RFSILENT; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3091 | } |
Vasanthakumar Thiagarajan | 500c064 | 2008-09-10 18:50:17 +0530 | [diff] [blame] | 3092 | #endif |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3093 | |
| 3094 | if ((ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) || |
| 3095 | (ah->ah_macVersion == AR_SREV_VERSION_5416_PCIE) || |
| 3096 | (ah->ah_macVersion == AR_SREV_VERSION_9160) || |
| 3097 | (ah->ah_macVersion == AR_SREV_VERSION_9100) || |
| 3098 | (ah->ah_macVersion == AR_SREV_VERSION_9280)) |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3099 | pCap->hw_caps &= ~ATH9K_HW_CAP_AUTOSLEEP; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3100 | else |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3101 | pCap->hw_caps |= ATH9K_HW_CAP_AUTOSLEEP; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3102 | |
| 3103 | if (AR_SREV_9280(ah)) |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3104 | pCap->hw_caps &= ~ATH9K_HW_CAP_4KB_SPLITTRANS; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3105 | else |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3106 | pCap->hw_caps |= ATH9K_HW_CAP_4KB_SPLITTRANS; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3107 | |
| 3108 | if (ah->ah_currentRDExt & (1 << REG_EXT_JAPAN_MIDBAND)) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3109 | pCap->reg_cap = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3110 | AR_EEPROM_EEREGCAP_EN_KK_NEW_11A | |
| 3111 | AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN | |
| 3112 | AR_EEPROM_EEREGCAP_EN_KK_U2 | |
| 3113 | AR_EEPROM_EEREGCAP_EN_KK_MIDBAND; |
| 3114 | } else { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3115 | pCap->reg_cap = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3116 | AR_EEPROM_EEREGCAP_EN_KK_NEW_11A | |
| 3117 | AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN; |
| 3118 | } |
| 3119 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3120 | pCap->reg_cap |= AR_EEPROM_EEREGCAP_EN_FCC_MIDBAND; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3121 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3122 | pCap->num_antcfg_5ghz = |
Sujith | 06df8be | 2008-08-07 10:53:39 +0530 | [diff] [blame] | 3123 | ath9k_hw_get_num_ant_config(ahp, IEEE80211_BAND_5GHZ); |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3124 | pCap->num_antcfg_2ghz = |
Sujith | 06df8be | 2008-08-07 10:53:39 +0530 | [diff] [blame] | 3125 | ath9k_hw_get_num_ant_config(ahp, IEEE80211_BAND_2GHZ); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3126 | |
| 3127 | return true; |
| 3128 | } |
| 3129 | |
| 3130 | static void ar5416DisablePciePhy(struct ath_hal *ah) |
| 3131 | { |
| 3132 | if (!AR_SREV_9100(ah)) |
| 3133 | return; |
| 3134 | |
| 3135 | REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00); |
| 3136 | REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); |
| 3137 | REG_WRITE(ah, AR_PCIE_SERDES, 0x28000029); |
| 3138 | REG_WRITE(ah, AR_PCIE_SERDES, 0x57160824); |
| 3139 | REG_WRITE(ah, AR_PCIE_SERDES, 0x25980579); |
| 3140 | REG_WRITE(ah, AR_PCIE_SERDES, 0x00000000); |
| 3141 | REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); |
| 3142 | REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); |
| 3143 | REG_WRITE(ah, AR_PCIE_SERDES, 0x000e1007); |
| 3144 | |
| 3145 | REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); |
| 3146 | } |
| 3147 | |
| 3148 | static void ath9k_set_power_sleep(struct ath_hal *ah, int setChip) |
| 3149 | { |
| 3150 | REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); |
| 3151 | if (setChip) { |
| 3152 | REG_CLR_BIT(ah, AR_RTC_FORCE_WAKE, |
| 3153 | AR_RTC_FORCE_WAKE_EN); |
| 3154 | if (!AR_SREV_9100(ah)) |
| 3155 | REG_WRITE(ah, AR_RC, AR_RC_AHB | AR_RC_HOSTIF); |
| 3156 | |
| 3157 | REG_CLR_BIT(ah, (u16) (AR_RTC_RESET), |
| 3158 | AR_RTC_RESET_EN); |
| 3159 | } |
| 3160 | } |
| 3161 | |
| 3162 | static void ath9k_set_power_network_sleep(struct ath_hal *ah, int setChip) |
| 3163 | { |
| 3164 | REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); |
| 3165 | if (setChip) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3166 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3167 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3168 | if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3169 | REG_WRITE(ah, AR_RTC_FORCE_WAKE, |
| 3170 | AR_RTC_FORCE_WAKE_ON_INT); |
| 3171 | } else { |
| 3172 | REG_CLR_BIT(ah, AR_RTC_FORCE_WAKE, |
| 3173 | AR_RTC_FORCE_WAKE_EN); |
| 3174 | } |
| 3175 | } |
| 3176 | } |
| 3177 | |
| 3178 | static bool ath9k_hw_set_power_awake(struct ath_hal *ah, |
| 3179 | int setChip) |
| 3180 | { |
| 3181 | u32 val; |
| 3182 | int i; |
| 3183 | |
| 3184 | if (setChip) { |
| 3185 | if ((REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M) == |
| 3186 | AR_RTC_STATUS_SHUTDOWN) { |
| 3187 | if (ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON) |
| 3188 | != true) { |
| 3189 | return false; |
| 3190 | } |
| 3191 | } |
| 3192 | if (AR_SREV_9100(ah)) |
| 3193 | REG_SET_BIT(ah, AR_RTC_RESET, |
| 3194 | AR_RTC_RESET_EN); |
| 3195 | |
| 3196 | REG_SET_BIT(ah, AR_RTC_FORCE_WAKE, |
| 3197 | AR_RTC_FORCE_WAKE_EN); |
| 3198 | udelay(50); |
| 3199 | |
| 3200 | for (i = POWER_UP_TIME / 50; i > 0; i--) { |
| 3201 | val = REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M; |
| 3202 | if (val == AR_RTC_STATUS_ON) |
| 3203 | break; |
| 3204 | udelay(50); |
| 3205 | REG_SET_BIT(ah, AR_RTC_FORCE_WAKE, |
| 3206 | AR_RTC_FORCE_WAKE_EN); |
| 3207 | } |
| 3208 | if (i == 0) { |
| 3209 | DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| 3210 | "%s: Failed to wakeup in %uus\n", |
| 3211 | __func__, POWER_UP_TIME / 20); |
| 3212 | return false; |
| 3213 | } |
| 3214 | } |
| 3215 | |
| 3216 | REG_CLR_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); |
| 3217 | return true; |
| 3218 | } |
| 3219 | |
| 3220 | bool ath9k_hw_setpower(struct ath_hal *ah, |
| 3221 | enum ath9k_power_mode mode) |
| 3222 | { |
| 3223 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 3224 | static const char *modes[] = { |
| 3225 | "AWAKE", |
| 3226 | "FULL-SLEEP", |
| 3227 | "NETWORK SLEEP", |
| 3228 | "UNDEFINED" |
| 3229 | }; |
| 3230 | int status = true, setChip = true; |
| 3231 | |
| 3232 | DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, "%s: %s -> %s (%s)\n", __func__, |
| 3233 | modes[ahp->ah_powerMode], modes[mode], |
| 3234 | setChip ? "set chip " : ""); |
| 3235 | |
| 3236 | switch (mode) { |
| 3237 | case ATH9K_PM_AWAKE: |
| 3238 | status = ath9k_hw_set_power_awake(ah, setChip); |
| 3239 | break; |
| 3240 | case ATH9K_PM_FULL_SLEEP: |
| 3241 | ath9k_set_power_sleep(ah, setChip); |
| 3242 | ahp->ah_chipFullSleep = true; |
| 3243 | break; |
| 3244 | case ATH9K_PM_NETWORK_SLEEP: |
| 3245 | ath9k_set_power_network_sleep(ah, setChip); |
| 3246 | break; |
| 3247 | default: |
| 3248 | DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| 3249 | "%s: unknown power mode %u\n", __func__, mode); |
| 3250 | return false; |
| 3251 | } |
| 3252 | ahp->ah_powerMode = mode; |
| 3253 | return status; |
| 3254 | } |
| 3255 | |
| 3256 | static struct ath_hal *ath9k_hw_do_attach(u16 devid, |
| 3257 | struct ath_softc *sc, |
| 3258 | void __iomem *mem, |
| 3259 | int *status) |
| 3260 | { |
| 3261 | struct ath_hal_5416 *ahp; |
| 3262 | struct ath_hal *ah; |
| 3263 | int ecode; |
| 3264 | #ifndef CONFIG_SLOW_ANT_DIV |
| 3265 | u32 i; |
| 3266 | u32 j; |
| 3267 | #endif |
| 3268 | |
| 3269 | ahp = ath9k_hw_newstate(devid, sc, mem, status); |
| 3270 | if (ahp == NULL) |
| 3271 | return NULL; |
| 3272 | |
| 3273 | ah = &ahp->ah; |
| 3274 | |
| 3275 | ath9k_hw_set_defaults(ah); |
| 3276 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3277 | if (ah->ah_config.intr_mitigation != 0) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3278 | ahp->ah_intrMitigation = true; |
| 3279 | |
| 3280 | if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) { |
| 3281 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: couldn't reset chip\n", |
| 3282 | __func__); |
| 3283 | ecode = -EIO; |
| 3284 | goto bad; |
| 3285 | } |
| 3286 | |
| 3287 | if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) { |
| 3288 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: couldn't wakeup chip\n", |
| 3289 | __func__); |
| 3290 | ecode = -EIO; |
| 3291 | goto bad; |
| 3292 | } |
| 3293 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3294 | if (ah->ah_config.serialize_regmode == SER_REG_MODE_AUTO) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3295 | if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3296 | ah->ah_config.serialize_regmode = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3297 | SER_REG_MODE_ON; |
| 3298 | } else { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3299 | ah->ah_config.serialize_regmode = |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3300 | SER_REG_MODE_OFF; |
| 3301 | } |
| 3302 | } |
| 3303 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3304 | "%s: serialize_regmode is %d\n", |
| 3305 | __func__, ah->ah_config.serialize_regmode); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3306 | |
| 3307 | if ((ah->ah_macVersion != AR_SREV_VERSION_5416_PCI) && |
| 3308 | (ah->ah_macVersion != AR_SREV_VERSION_5416_PCIE) && |
| 3309 | (ah->ah_macVersion != AR_SREV_VERSION_9160) && |
| 3310 | (!AR_SREV_9100(ah)) && (!AR_SREV_9280(ah))) { |
| 3311 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 3312 | "%s: Mac Chip Rev 0x%02x.%x is not supported by " |
| 3313 | "this driver\n", __func__, |
| 3314 | ah->ah_macVersion, ah->ah_macRev); |
| 3315 | ecode = -EOPNOTSUPP; |
| 3316 | goto bad; |
| 3317 | } |
| 3318 | |
| 3319 | if (AR_SREV_9100(ah)) { |
| 3320 | ahp->ah_iqCalData.calData = &iq_cal_multi_sample; |
| 3321 | ahp->ah_suppCals = IQ_MISMATCH_CAL; |
| 3322 | ah->ah_isPciExpress = false; |
| 3323 | } |
| 3324 | ah->ah_phyRev = REG_READ(ah, AR_PHY_CHIP_ID); |
| 3325 | |
| 3326 | if (AR_SREV_9160_10_OR_LATER(ah)) { |
| 3327 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 3328 | ahp->ah_iqCalData.calData = &iq_cal_single_sample; |
| 3329 | ahp->ah_adcGainCalData.calData = |
| 3330 | &adc_gain_cal_single_sample; |
| 3331 | ahp->ah_adcDcCalData.calData = |
| 3332 | &adc_dc_cal_single_sample; |
| 3333 | ahp->ah_adcDcCalInitData.calData = |
| 3334 | &adc_init_dc_cal; |
| 3335 | } else { |
| 3336 | ahp->ah_iqCalData.calData = &iq_cal_multi_sample; |
| 3337 | ahp->ah_adcGainCalData.calData = |
| 3338 | &adc_gain_cal_multi_sample; |
| 3339 | ahp->ah_adcDcCalData.calData = |
| 3340 | &adc_dc_cal_multi_sample; |
| 3341 | ahp->ah_adcDcCalInitData.calData = |
| 3342 | &adc_init_dc_cal; |
| 3343 | } |
| 3344 | ahp->ah_suppCals = |
| 3345 | ADC_GAIN_CAL | ADC_DC_CAL | IQ_MISMATCH_CAL; |
| 3346 | } |
| 3347 | |
| 3348 | if (AR_SREV_9160(ah)) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3349 | ah->ah_config.enable_ani = 1; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3350 | ahp->ah_ani_function = (ATH9K_ANI_SPUR_IMMUNITY_LEVEL | |
| 3351 | ATH9K_ANI_FIRSTEP_LEVEL); |
| 3352 | } else { |
| 3353 | ahp->ah_ani_function = ATH9K_ANI_ALL; |
| 3354 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 3355 | ahp->ah_ani_function &= |
| 3356 | ~ATH9K_ANI_NOISE_IMMUNITY_LEVEL; |
| 3357 | } |
| 3358 | } |
| 3359 | |
| 3360 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 3361 | "%s: This Mac Chip Rev 0x%02x.%x is \n", __func__, |
| 3362 | ah->ah_macVersion, ah->ah_macRev); |
| 3363 | |
| 3364 | if (AR_SREV_9280_20_OR_LATER(ah)) { |
| 3365 | INIT_INI_ARRAY(&ahp->ah_iniModes, ar9280Modes_9280_2, |
| 3366 | ARRAY_SIZE(ar9280Modes_9280_2), 6); |
| 3367 | INIT_INI_ARRAY(&ahp->ah_iniCommon, ar9280Common_9280_2, |
| 3368 | ARRAY_SIZE(ar9280Common_9280_2), 2); |
| 3369 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3370 | if (ah->ah_config.pcie_clock_req) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3371 | INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes, |
| 3372 | ar9280PciePhy_clkreq_off_L1_9280, |
| 3373 | ARRAY_SIZE |
| 3374 | (ar9280PciePhy_clkreq_off_L1_9280), |
| 3375 | 2); |
| 3376 | } else { |
| 3377 | INIT_INI_ARRAY(&ahp->ah_iniPcieSerdes, |
| 3378 | ar9280PciePhy_clkreq_always_on_L1_9280, |
| 3379 | ARRAY_SIZE |
| 3380 | (ar9280PciePhy_clkreq_always_on_L1_9280), |
| 3381 | 2); |
| 3382 | } |
| 3383 | INIT_INI_ARRAY(&ahp->ah_iniModesAdditional, |
| 3384 | ar9280Modes_fast_clock_9280_2, |
| 3385 | ARRAY_SIZE(ar9280Modes_fast_clock_9280_2), |
| 3386 | 3); |
| 3387 | } else if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 3388 | INIT_INI_ARRAY(&ahp->ah_iniModes, ar9280Modes_9280, |
| 3389 | ARRAY_SIZE(ar9280Modes_9280), 6); |
| 3390 | INIT_INI_ARRAY(&ahp->ah_iniCommon, ar9280Common_9280, |
| 3391 | ARRAY_SIZE(ar9280Common_9280), 2); |
| 3392 | } else if (AR_SREV_9160_10_OR_LATER(ah)) { |
| 3393 | INIT_INI_ARRAY(&ahp->ah_iniModes, ar5416Modes_9160, |
| 3394 | ARRAY_SIZE(ar5416Modes_9160), 6); |
| 3395 | INIT_INI_ARRAY(&ahp->ah_iniCommon, ar5416Common_9160, |
| 3396 | ARRAY_SIZE(ar5416Common_9160), 2); |
| 3397 | INIT_INI_ARRAY(&ahp->ah_iniBank0, ar5416Bank0_9160, |
| 3398 | ARRAY_SIZE(ar5416Bank0_9160), 2); |
| 3399 | INIT_INI_ARRAY(&ahp->ah_iniBB_RfGain, ar5416BB_RfGain_9160, |
| 3400 | ARRAY_SIZE(ar5416BB_RfGain_9160), 3); |
| 3401 | INIT_INI_ARRAY(&ahp->ah_iniBank1, ar5416Bank1_9160, |
| 3402 | ARRAY_SIZE(ar5416Bank1_9160), 2); |
| 3403 | INIT_INI_ARRAY(&ahp->ah_iniBank2, ar5416Bank2_9160, |
| 3404 | ARRAY_SIZE(ar5416Bank2_9160), 2); |
| 3405 | INIT_INI_ARRAY(&ahp->ah_iniBank3, ar5416Bank3_9160, |
| 3406 | ARRAY_SIZE(ar5416Bank3_9160), 3); |
| 3407 | INIT_INI_ARRAY(&ahp->ah_iniBank6, ar5416Bank6_9160, |
| 3408 | ARRAY_SIZE(ar5416Bank6_9160), 3); |
| 3409 | INIT_INI_ARRAY(&ahp->ah_iniBank6TPC, ar5416Bank6TPC_9160, |
| 3410 | ARRAY_SIZE(ar5416Bank6TPC_9160), 3); |
| 3411 | INIT_INI_ARRAY(&ahp->ah_iniBank7, ar5416Bank7_9160, |
| 3412 | ARRAY_SIZE(ar5416Bank7_9160), 2); |
| 3413 | if (AR_SREV_9160_11(ah)) { |
| 3414 | INIT_INI_ARRAY(&ahp->ah_iniAddac, |
| 3415 | ar5416Addac_91601_1, |
| 3416 | ARRAY_SIZE(ar5416Addac_91601_1), 2); |
| 3417 | } else { |
| 3418 | INIT_INI_ARRAY(&ahp->ah_iniAddac, ar5416Addac_9160, |
| 3419 | ARRAY_SIZE(ar5416Addac_9160), 2); |
| 3420 | } |
| 3421 | } else if (AR_SREV_9100_OR_LATER(ah)) { |
| 3422 | INIT_INI_ARRAY(&ahp->ah_iniModes, ar5416Modes_9100, |
| 3423 | ARRAY_SIZE(ar5416Modes_9100), 6); |
| 3424 | INIT_INI_ARRAY(&ahp->ah_iniCommon, ar5416Common_9100, |
| 3425 | ARRAY_SIZE(ar5416Common_9100), 2); |
| 3426 | INIT_INI_ARRAY(&ahp->ah_iniBank0, ar5416Bank0_9100, |
| 3427 | ARRAY_SIZE(ar5416Bank0_9100), 2); |
| 3428 | INIT_INI_ARRAY(&ahp->ah_iniBB_RfGain, ar5416BB_RfGain_9100, |
| 3429 | ARRAY_SIZE(ar5416BB_RfGain_9100), 3); |
| 3430 | INIT_INI_ARRAY(&ahp->ah_iniBank1, ar5416Bank1_9100, |
| 3431 | ARRAY_SIZE(ar5416Bank1_9100), 2); |
| 3432 | INIT_INI_ARRAY(&ahp->ah_iniBank2, ar5416Bank2_9100, |
| 3433 | ARRAY_SIZE(ar5416Bank2_9100), 2); |
| 3434 | INIT_INI_ARRAY(&ahp->ah_iniBank3, ar5416Bank3_9100, |
| 3435 | ARRAY_SIZE(ar5416Bank3_9100), 3); |
| 3436 | INIT_INI_ARRAY(&ahp->ah_iniBank6, ar5416Bank6_9100, |
| 3437 | ARRAY_SIZE(ar5416Bank6_9100), 3); |
| 3438 | INIT_INI_ARRAY(&ahp->ah_iniBank6TPC, ar5416Bank6TPC_9100, |
| 3439 | ARRAY_SIZE(ar5416Bank6TPC_9100), 3); |
| 3440 | INIT_INI_ARRAY(&ahp->ah_iniBank7, ar5416Bank7_9100, |
| 3441 | ARRAY_SIZE(ar5416Bank7_9100), 2); |
| 3442 | INIT_INI_ARRAY(&ahp->ah_iniAddac, ar5416Addac_9100, |
| 3443 | ARRAY_SIZE(ar5416Addac_9100), 2); |
| 3444 | } else { |
| 3445 | INIT_INI_ARRAY(&ahp->ah_iniModes, ar5416Modes, |
| 3446 | ARRAY_SIZE(ar5416Modes), 6); |
| 3447 | INIT_INI_ARRAY(&ahp->ah_iniCommon, ar5416Common, |
| 3448 | ARRAY_SIZE(ar5416Common), 2); |
| 3449 | INIT_INI_ARRAY(&ahp->ah_iniBank0, ar5416Bank0, |
| 3450 | ARRAY_SIZE(ar5416Bank0), 2); |
| 3451 | INIT_INI_ARRAY(&ahp->ah_iniBB_RfGain, ar5416BB_RfGain, |
| 3452 | ARRAY_SIZE(ar5416BB_RfGain), 3); |
| 3453 | INIT_INI_ARRAY(&ahp->ah_iniBank1, ar5416Bank1, |
| 3454 | ARRAY_SIZE(ar5416Bank1), 2); |
| 3455 | INIT_INI_ARRAY(&ahp->ah_iniBank2, ar5416Bank2, |
| 3456 | ARRAY_SIZE(ar5416Bank2), 2); |
| 3457 | INIT_INI_ARRAY(&ahp->ah_iniBank3, ar5416Bank3, |
| 3458 | ARRAY_SIZE(ar5416Bank3), 3); |
| 3459 | INIT_INI_ARRAY(&ahp->ah_iniBank6, ar5416Bank6, |
| 3460 | ARRAY_SIZE(ar5416Bank6), 3); |
| 3461 | INIT_INI_ARRAY(&ahp->ah_iniBank6TPC, ar5416Bank6TPC, |
| 3462 | ARRAY_SIZE(ar5416Bank6TPC), 3); |
| 3463 | INIT_INI_ARRAY(&ahp->ah_iniBank7, ar5416Bank7, |
| 3464 | ARRAY_SIZE(ar5416Bank7), 2); |
| 3465 | INIT_INI_ARRAY(&ahp->ah_iniAddac, ar5416Addac, |
| 3466 | ARRAY_SIZE(ar5416Addac), 2); |
| 3467 | } |
| 3468 | |
| 3469 | if (ah->ah_isPciExpress) |
| 3470 | ath9k_hw_configpcipowersave(ah, 0); |
| 3471 | else |
| 3472 | ar5416DisablePciePhy(ah); |
| 3473 | |
| 3474 | ecode = ath9k_hw_post_attach(ah); |
| 3475 | if (ecode != 0) |
| 3476 | goto bad; |
| 3477 | |
| 3478 | #ifndef CONFIG_SLOW_ANT_DIV |
| 3479 | if (ah->ah_devid == AR9280_DEVID_PCI) { |
| 3480 | for (i = 0; i < ahp->ah_iniModes.ia_rows; i++) { |
| 3481 | u32 reg = INI_RA(&ahp->ah_iniModes, i, 0); |
| 3482 | |
| 3483 | for (j = 1; j < ahp->ah_iniModes.ia_columns; j++) { |
| 3484 | u32 val = INI_RA(&ahp->ah_iniModes, i, j); |
| 3485 | |
| 3486 | INI_RA(&ahp->ah_iniModes, i, j) = |
| 3487 | ath9k_hw_ini_fixup(ah, &ahp->ah_eeprom, |
| 3488 | reg, val); |
| 3489 | } |
| 3490 | } |
| 3491 | } |
| 3492 | #endif |
| 3493 | |
| 3494 | if (!ath9k_hw_fill_cap_info(ah)) { |
| 3495 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 3496 | "%s:failed ath9k_hw_fill_cap_info\n", __func__); |
| 3497 | ecode = -EINVAL; |
| 3498 | goto bad; |
| 3499 | } |
| 3500 | |
| 3501 | ecode = ath9k_hw_init_macaddr(ah); |
| 3502 | if (ecode != 0) { |
| 3503 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 3504 | "%s: failed initializing mac address\n", |
| 3505 | __func__); |
| 3506 | goto bad; |
| 3507 | } |
| 3508 | |
| 3509 | if (AR_SREV_9285(ah)) |
| 3510 | ah->ah_txTrigLevel = (AR_FTRIG_256B >> AR_FTRIG_S); |
| 3511 | else |
| 3512 | ah->ah_txTrigLevel = (AR_FTRIG_512B >> AR_FTRIG_S); |
| 3513 | |
| 3514 | #ifndef ATH_NF_PER_CHAN |
| 3515 | |
| 3516 | ath9k_init_nfcal_hist_buffer(ah); |
| 3517 | #endif |
| 3518 | |
| 3519 | return ah; |
| 3520 | |
| 3521 | bad: |
| 3522 | if (ahp) |
| 3523 | ath9k_hw_detach((struct ath_hal *) ahp); |
| 3524 | if (status) |
| 3525 | *status = ecode; |
| 3526 | return NULL; |
| 3527 | } |
| 3528 | |
| 3529 | void ath9k_hw_detach(struct ath_hal *ah) |
| 3530 | { |
| 3531 | if (!AR_SREV_9100(ah)) |
| 3532 | ath9k_hw_ani_detach(ah); |
| 3533 | ath9k_hw_rfdetach(ah); |
| 3534 | |
| 3535 | ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP); |
| 3536 | kfree(ah); |
| 3537 | } |
| 3538 | |
| 3539 | bool ath9k_get_channel_edges(struct ath_hal *ah, |
| 3540 | u16 flags, u16 *low, |
| 3541 | u16 *high) |
| 3542 | { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3543 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3544 | |
| 3545 | if (flags & CHANNEL_5GHZ) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3546 | *low = pCap->low_5ghz_chan; |
| 3547 | *high = pCap->high_5ghz_chan; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3548 | return true; |
| 3549 | } |
| 3550 | if ((flags & CHANNEL_2GHZ)) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3551 | *low = pCap->low_2ghz_chan; |
| 3552 | *high = pCap->high_2ghz_chan; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3553 | |
| 3554 | return true; |
| 3555 | } |
| 3556 | return false; |
| 3557 | } |
| 3558 | |
| 3559 | static inline bool ath9k_hw_fill_vpd_table(u8 pwrMin, |
| 3560 | u8 pwrMax, |
| 3561 | u8 *pPwrList, |
| 3562 | u8 *pVpdList, |
| 3563 | u16 |
| 3564 | numIntercepts, |
| 3565 | u8 *pRetVpdList) |
| 3566 | { |
| 3567 | u16 i, k; |
| 3568 | u8 currPwr = pwrMin; |
| 3569 | u16 idxL = 0, idxR = 0; |
| 3570 | |
| 3571 | for (i = 0; i <= (pwrMax - pwrMin) / 2; i++) { |
| 3572 | ath9k_hw_get_lower_upper_index(currPwr, pPwrList, |
| 3573 | numIntercepts, &(idxL), |
| 3574 | &(idxR)); |
| 3575 | if (idxR < 1) |
| 3576 | idxR = 1; |
| 3577 | if (idxL == numIntercepts - 1) |
| 3578 | idxL = (u16) (numIntercepts - 2); |
| 3579 | if (pPwrList[idxL] == pPwrList[idxR]) |
| 3580 | k = pVpdList[idxL]; |
| 3581 | else |
| 3582 | k = (u16) (((currPwr - |
| 3583 | pPwrList[idxL]) * |
| 3584 | pVpdList[idxR] + |
| 3585 | (pPwrList[idxR] - |
| 3586 | currPwr) * pVpdList[idxL]) / |
| 3587 | (pPwrList[idxR] - |
| 3588 | pPwrList[idxL])); |
| 3589 | pRetVpdList[i] = (u8) k; |
| 3590 | currPwr += 2; |
| 3591 | } |
| 3592 | |
| 3593 | return true; |
| 3594 | } |
| 3595 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 3596 | static void |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3597 | ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hal *ah, |
| 3598 | struct ath9k_channel *chan, |
| 3599 | struct cal_data_per_freq *pRawDataSet, |
| 3600 | u8 *bChans, |
| 3601 | u16 availPiers, |
| 3602 | u16 tPdGainOverlap, |
| 3603 | int16_t *pMinCalPower, |
| 3604 | u16 *pPdGainBoundaries, |
| 3605 | u8 *pPDADCValues, |
| 3606 | u16 numXpdGains) |
| 3607 | { |
| 3608 | int i, j, k; |
| 3609 | int16_t ss; |
| 3610 | u16 idxL = 0, idxR = 0, numPiers; |
| 3611 | static u8 vpdTableL[AR5416_NUM_PD_GAINS] |
| 3612 | [AR5416_MAX_PWR_RANGE_IN_HALF_DB]; |
| 3613 | static u8 vpdTableR[AR5416_NUM_PD_GAINS] |
| 3614 | [AR5416_MAX_PWR_RANGE_IN_HALF_DB]; |
| 3615 | static u8 vpdTableI[AR5416_NUM_PD_GAINS] |
| 3616 | [AR5416_MAX_PWR_RANGE_IN_HALF_DB]; |
| 3617 | |
| 3618 | u8 *pVpdL, *pVpdR, *pPwrL, *pPwrR; |
| 3619 | u8 minPwrT4[AR5416_NUM_PD_GAINS]; |
| 3620 | u8 maxPwrT4[AR5416_NUM_PD_GAINS]; |
| 3621 | int16_t vpdStep; |
| 3622 | int16_t tmpVal; |
| 3623 | u16 sizeCurrVpdTable, maxIndex, tgtIndex; |
| 3624 | bool match; |
| 3625 | int16_t minDelta = 0; |
| 3626 | struct chan_centers centers; |
| 3627 | |
| 3628 | ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| 3629 | |
| 3630 | for (numPiers = 0; numPiers < availPiers; numPiers++) { |
| 3631 | if (bChans[numPiers] == AR5416_BCHAN_UNUSED) |
| 3632 | break; |
| 3633 | } |
| 3634 | |
| 3635 | match = ath9k_hw_get_lower_upper_index((u8) |
| 3636 | FREQ2FBIN(centers. |
| 3637 | synth_center, |
| 3638 | IS_CHAN_2GHZ |
| 3639 | (chan)), bChans, |
| 3640 | numPiers, &idxL, &idxR); |
| 3641 | |
| 3642 | if (match) { |
| 3643 | for (i = 0; i < numXpdGains; i++) { |
| 3644 | minPwrT4[i] = pRawDataSet[idxL].pwrPdg[i][0]; |
| 3645 | maxPwrT4[i] = pRawDataSet[idxL].pwrPdg[i][4]; |
| 3646 | ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], |
| 3647 | pRawDataSet[idxL]. |
| 3648 | pwrPdg[i], |
| 3649 | pRawDataSet[idxL]. |
| 3650 | vpdPdg[i], |
| 3651 | AR5416_PD_GAIN_ICEPTS, |
| 3652 | vpdTableI[i]); |
| 3653 | } |
| 3654 | } else { |
| 3655 | for (i = 0; i < numXpdGains; i++) { |
| 3656 | pVpdL = pRawDataSet[idxL].vpdPdg[i]; |
| 3657 | pPwrL = pRawDataSet[idxL].pwrPdg[i]; |
| 3658 | pVpdR = pRawDataSet[idxR].vpdPdg[i]; |
| 3659 | pPwrR = pRawDataSet[idxR].pwrPdg[i]; |
| 3660 | |
| 3661 | minPwrT4[i] = max(pPwrL[0], pPwrR[0]); |
| 3662 | |
| 3663 | maxPwrT4[i] = |
| 3664 | min(pPwrL[AR5416_PD_GAIN_ICEPTS - 1], |
| 3665 | pPwrR[AR5416_PD_GAIN_ICEPTS - 1]); |
| 3666 | |
| 3667 | |
| 3668 | ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], |
| 3669 | pPwrL, pVpdL, |
| 3670 | AR5416_PD_GAIN_ICEPTS, |
| 3671 | vpdTableL[i]); |
| 3672 | ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], |
| 3673 | pPwrR, pVpdR, |
| 3674 | AR5416_PD_GAIN_ICEPTS, |
| 3675 | vpdTableR[i]); |
| 3676 | |
| 3677 | for (j = 0; j <= (maxPwrT4[i] - minPwrT4[i]) / 2; j++) { |
| 3678 | vpdTableI[i][j] = |
| 3679 | (u8) (ath9k_hw_interpolate |
| 3680 | ((u16) |
| 3681 | FREQ2FBIN(centers. |
| 3682 | synth_center, |
| 3683 | IS_CHAN_2GHZ |
| 3684 | (chan)), |
| 3685 | bChans[idxL], |
| 3686 | bChans[idxR], vpdTableL[i] |
| 3687 | [j], vpdTableR[i] |
| 3688 | [j])); |
| 3689 | } |
| 3690 | } |
| 3691 | } |
| 3692 | |
| 3693 | *pMinCalPower = (int16_t) (minPwrT4[0] / 2); |
| 3694 | |
| 3695 | k = 0; |
| 3696 | for (i = 0; i < numXpdGains; i++) { |
| 3697 | if (i == (numXpdGains - 1)) |
| 3698 | pPdGainBoundaries[i] = |
| 3699 | (u16) (maxPwrT4[i] / 2); |
| 3700 | else |
| 3701 | pPdGainBoundaries[i] = |
| 3702 | (u16) ((maxPwrT4[i] + |
| 3703 | minPwrT4[i + 1]) / 4); |
| 3704 | |
| 3705 | pPdGainBoundaries[i] = |
| 3706 | min((u16) AR5416_MAX_RATE_POWER, |
| 3707 | pPdGainBoundaries[i]); |
| 3708 | |
| 3709 | if ((i == 0) && !AR_SREV_5416_V20_OR_LATER(ah)) { |
| 3710 | minDelta = pPdGainBoundaries[0] - 23; |
| 3711 | pPdGainBoundaries[0] = 23; |
| 3712 | } else { |
| 3713 | minDelta = 0; |
| 3714 | } |
| 3715 | |
| 3716 | if (i == 0) { |
| 3717 | if (AR_SREV_9280_10_OR_LATER(ah)) |
| 3718 | ss = (int16_t) (0 - (minPwrT4[i] / 2)); |
| 3719 | else |
| 3720 | ss = 0; |
| 3721 | } else { |
| 3722 | ss = (int16_t) ((pPdGainBoundaries[i - 1] - |
| 3723 | (minPwrT4[i] / 2)) - |
| 3724 | tPdGainOverlap + 1 + minDelta); |
| 3725 | } |
| 3726 | vpdStep = (int16_t) (vpdTableI[i][1] - vpdTableI[i][0]); |
| 3727 | vpdStep = (int16_t) ((vpdStep < 1) ? 1 : vpdStep); |
| 3728 | |
| 3729 | while ((ss < 0) && (k < (AR5416_NUM_PDADC_VALUES - 1))) { |
| 3730 | tmpVal = (int16_t) (vpdTableI[i][0] + ss * vpdStep); |
| 3731 | pPDADCValues[k++] = |
| 3732 | (u8) ((tmpVal < 0) ? 0 : tmpVal); |
| 3733 | ss++; |
| 3734 | } |
| 3735 | |
| 3736 | sizeCurrVpdTable = |
| 3737 | (u8) ((maxPwrT4[i] - minPwrT4[i]) / 2 + 1); |
| 3738 | tgtIndex = (u8) (pPdGainBoundaries[i] + tPdGainOverlap - |
| 3739 | (minPwrT4[i] / 2)); |
| 3740 | maxIndex = (tgtIndex < |
| 3741 | sizeCurrVpdTable) ? tgtIndex : sizeCurrVpdTable; |
| 3742 | |
| 3743 | while ((ss < maxIndex) |
| 3744 | && (k < (AR5416_NUM_PDADC_VALUES - 1))) { |
| 3745 | pPDADCValues[k++] = vpdTableI[i][ss++]; |
| 3746 | } |
| 3747 | |
| 3748 | vpdStep = (int16_t) (vpdTableI[i][sizeCurrVpdTable - 1] - |
| 3749 | vpdTableI[i][sizeCurrVpdTable - 2]); |
| 3750 | vpdStep = (int16_t) ((vpdStep < 1) ? 1 : vpdStep); |
| 3751 | |
| 3752 | if (tgtIndex > maxIndex) { |
| 3753 | while ((ss <= tgtIndex) |
| 3754 | && (k < (AR5416_NUM_PDADC_VALUES - 1))) { |
| 3755 | tmpVal = (int16_t) ((vpdTableI[i] |
| 3756 | [sizeCurrVpdTable - |
| 3757 | 1] + (ss - maxIndex + |
| 3758 | 1) * vpdStep)); |
| 3759 | pPDADCValues[k++] = (u8) ((tmpVal > |
| 3760 | 255) ? 255 : tmpVal); |
| 3761 | ss++; |
| 3762 | } |
| 3763 | } |
| 3764 | } |
| 3765 | |
| 3766 | while (i < AR5416_PD_GAINS_IN_MASK) { |
| 3767 | pPdGainBoundaries[i] = pPdGainBoundaries[i - 1]; |
| 3768 | i++; |
| 3769 | } |
| 3770 | |
| 3771 | while (k < AR5416_NUM_PDADC_VALUES) { |
| 3772 | pPDADCValues[k] = pPDADCValues[k - 1]; |
| 3773 | k++; |
| 3774 | } |
| 3775 | return; |
| 3776 | } |
| 3777 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 3778 | static bool |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3779 | ath9k_hw_set_power_cal_table(struct ath_hal *ah, |
| 3780 | struct ar5416_eeprom *pEepData, |
| 3781 | struct ath9k_channel *chan, |
| 3782 | int16_t *pTxPowerIndexOffset) |
| 3783 | { |
| 3784 | struct cal_data_per_freq *pRawDataset; |
| 3785 | u8 *pCalBChans = NULL; |
| 3786 | u16 pdGainOverlap_t2; |
| 3787 | static u8 pdadcValues[AR5416_NUM_PDADC_VALUES]; |
| 3788 | u16 gainBoundaries[AR5416_PD_GAINS_IN_MASK]; |
| 3789 | u16 numPiers, i, j; |
| 3790 | int16_t tMinCalPower; |
| 3791 | u16 numXpdGain, xpdMask; |
| 3792 | u16 xpdGainValues[AR5416_NUM_PD_GAINS] = { 0, 0, 0, 0 }; |
| 3793 | u32 reg32, regOffset, regChainOffset; |
| 3794 | int16_t modalIdx; |
| 3795 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 3796 | |
| 3797 | modalIdx = IS_CHAN_2GHZ(chan) ? 1 : 0; |
| 3798 | xpdMask = pEepData->modalHeader[modalIdx].xpdGain; |
| 3799 | |
| 3800 | if ((pEepData->baseEepHeader. |
| 3801 | version & AR5416_EEP_VER_MINOR_MASK) >= |
| 3802 | AR5416_EEP_MINOR_VER_2) { |
| 3803 | pdGainOverlap_t2 = |
| 3804 | pEepData->modalHeader[modalIdx].pdGainOverlap; |
| 3805 | } else { |
| 3806 | pdGainOverlap_t2 = |
| 3807 | (u16) (MS |
| 3808 | (REG_READ(ah, AR_PHY_TPCRG5), |
| 3809 | AR_PHY_TPCRG5_PD_GAIN_OVERLAP)); |
| 3810 | } |
| 3811 | |
| 3812 | if (IS_CHAN_2GHZ(chan)) { |
| 3813 | pCalBChans = pEepData->calFreqPier2G; |
| 3814 | numPiers = AR5416_NUM_2G_CAL_PIERS; |
| 3815 | } else { |
| 3816 | pCalBChans = pEepData->calFreqPier5G; |
| 3817 | numPiers = AR5416_NUM_5G_CAL_PIERS; |
| 3818 | } |
| 3819 | |
| 3820 | numXpdGain = 0; |
| 3821 | |
| 3822 | for (i = 1; i <= AR5416_PD_GAINS_IN_MASK; i++) { |
| 3823 | if ((xpdMask >> (AR5416_PD_GAINS_IN_MASK - i)) & 1) { |
| 3824 | if (numXpdGain >= AR5416_NUM_PD_GAINS) |
| 3825 | break; |
| 3826 | xpdGainValues[numXpdGain] = |
| 3827 | (u16) (AR5416_PD_GAINS_IN_MASK - i); |
| 3828 | numXpdGain++; |
| 3829 | } |
| 3830 | } |
| 3831 | |
| 3832 | REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_NUM_PD_GAIN, |
| 3833 | (numXpdGain - 1) & 0x3); |
| 3834 | REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_1, |
| 3835 | xpdGainValues[0]); |
| 3836 | REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_2, |
| 3837 | xpdGainValues[1]); |
| 3838 | REG_RMW_FIELD(ah, AR_PHY_TPCRG1, AR_PHY_TPCRG1_PD_GAIN_3, |
| 3839 | xpdGainValues[2]); |
| 3840 | |
| 3841 | for (i = 0; i < AR5416_MAX_CHAINS; i++) { |
| 3842 | if (AR_SREV_5416_V20_OR_LATER(ah) && |
| 3843 | (ahp->ah_rxchainmask == 5 || ahp->ah_txchainmask == 5) |
| 3844 | && (i != 0)) { |
| 3845 | regChainOffset = (i == 1) ? 0x2000 : 0x1000; |
| 3846 | } else |
| 3847 | regChainOffset = i * 0x1000; |
| 3848 | if (pEepData->baseEepHeader.txMask & (1 << i)) { |
| 3849 | if (IS_CHAN_2GHZ(chan)) |
| 3850 | pRawDataset = pEepData->calPierData2G[i]; |
| 3851 | else |
| 3852 | pRawDataset = pEepData->calPierData5G[i]; |
| 3853 | |
| 3854 | ath9k_hw_get_gain_boundaries_pdadcs(ah, chan, |
| 3855 | pRawDataset, |
| 3856 | pCalBChans, |
| 3857 | numPiers, |
| 3858 | pdGainOverlap_t2, |
| 3859 | &tMinCalPower, |
| 3860 | gainBoundaries, |
| 3861 | pdadcValues, |
| 3862 | numXpdGain); |
| 3863 | |
| 3864 | if ((i == 0) || AR_SREV_5416_V20_OR_LATER(ah)) { |
| 3865 | |
| 3866 | REG_WRITE(ah, |
| 3867 | AR_PHY_TPCRG5 + regChainOffset, |
| 3868 | SM(pdGainOverlap_t2, |
| 3869 | AR_PHY_TPCRG5_PD_GAIN_OVERLAP) |
| 3870 | | SM(gainBoundaries[0], |
| 3871 | AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_1) |
| 3872 | | SM(gainBoundaries[1], |
| 3873 | AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_2) |
| 3874 | | SM(gainBoundaries[2], |
| 3875 | AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_3) |
| 3876 | | SM(gainBoundaries[3], |
| 3877 | AR_PHY_TPCRG5_PD_GAIN_BOUNDARY_4)); |
| 3878 | } |
| 3879 | |
| 3880 | regOffset = |
| 3881 | AR_PHY_BASE + (672 << 2) + regChainOffset; |
| 3882 | for (j = 0; j < 32; j++) { |
| 3883 | reg32 = |
| 3884 | ((pdadcValues[4 * j + 0] & 0xFF) << 0) |
| 3885 | | ((pdadcValues[4 * j + 1] & 0xFF) << |
| 3886 | 8) | ((pdadcValues[4 * j + 2] & |
| 3887 | 0xFF) << 16) | |
| 3888 | ((pdadcValues[4 * j + 3] & 0xFF) << |
| 3889 | 24); |
| 3890 | REG_WRITE(ah, regOffset, reg32); |
| 3891 | |
| 3892 | DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, |
| 3893 | "PDADC (%d,%4x): %4.4x %8.8x\n", |
| 3894 | i, regChainOffset, regOffset, |
| 3895 | reg32); |
| 3896 | DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, |
| 3897 | "PDADC: Chain %d | PDADC %3d Value %3d | " |
| 3898 | "PDADC %3d Value %3d | PDADC %3d Value %3d | " |
| 3899 | "PDADC %3d Value %3d |\n", |
| 3900 | i, 4 * j, pdadcValues[4 * j], |
| 3901 | 4 * j + 1, pdadcValues[4 * j + 1], |
| 3902 | 4 * j + 2, pdadcValues[4 * j + 2], |
| 3903 | 4 * j + 3, |
| 3904 | pdadcValues[4 * j + 3]); |
| 3905 | |
| 3906 | regOffset += 4; |
| 3907 | } |
| 3908 | } |
| 3909 | } |
| 3910 | *pTxPowerIndexOffset = 0; |
| 3911 | |
| 3912 | return true; |
| 3913 | } |
| 3914 | |
| 3915 | void ath9k_hw_configpcipowersave(struct ath_hal *ah, int restore) |
| 3916 | { |
| 3917 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 3918 | u8 i; |
| 3919 | |
| 3920 | if (ah->ah_isPciExpress != true) |
| 3921 | return; |
| 3922 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3923 | if (ah->ah_config.pcie_powersave_enable == 2) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3924 | return; |
| 3925 | |
| 3926 | if (restore) |
| 3927 | return; |
| 3928 | |
| 3929 | if (AR_SREV_9280_20_OR_LATER(ah)) { |
| 3930 | for (i = 0; i < ahp->ah_iniPcieSerdes.ia_rows; i++) { |
| 3931 | REG_WRITE(ah, INI_RA(&ahp->ah_iniPcieSerdes, i, 0), |
| 3932 | INI_RA(&ahp->ah_iniPcieSerdes, i, 1)); |
| 3933 | } |
| 3934 | udelay(1000); |
| 3935 | } else if (AR_SREV_9280(ah) |
| 3936 | && (ah->ah_macRev == AR_SREV_REVISION_9280_10)) { |
| 3937 | REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fd00); |
| 3938 | REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); |
| 3939 | |
| 3940 | REG_WRITE(ah, AR_PCIE_SERDES, 0xa8000019); |
| 3941 | REG_WRITE(ah, AR_PCIE_SERDES, 0x13160820); |
| 3942 | REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980560); |
| 3943 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3944 | if (ah->ah_config.pcie_clock_req) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3945 | REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffc); |
| 3946 | else |
| 3947 | REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffd); |
| 3948 | |
| 3949 | REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); |
| 3950 | REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); |
| 3951 | REG_WRITE(ah, AR_PCIE_SERDES, 0x00043007); |
| 3952 | |
| 3953 | REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); |
| 3954 | |
| 3955 | udelay(1000); |
| 3956 | } else { |
| 3957 | REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00); |
| 3958 | REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924); |
| 3959 | REG_WRITE(ah, AR_PCIE_SERDES, 0x28000039); |
| 3960 | REG_WRITE(ah, AR_PCIE_SERDES, 0x53160824); |
| 3961 | REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980579); |
| 3962 | REG_WRITE(ah, AR_PCIE_SERDES, 0x001defff); |
| 3963 | REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40); |
| 3964 | REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554); |
| 3965 | REG_WRITE(ah, AR_PCIE_SERDES, 0x000e3007); |
| 3966 | REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); |
| 3967 | } |
| 3968 | |
| 3969 | REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); |
| 3970 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 3971 | if (ah->ah_config.pcie_waen) { |
| 3972 | REG_WRITE(ah, AR_WA, ah->ah_config.pcie_waen); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3973 | } else { |
| 3974 | if (AR_SREV_9280(ah)) |
| 3975 | REG_WRITE(ah, AR_WA, 0x0040073f); |
| 3976 | else |
| 3977 | REG_WRITE(ah, AR_WA, 0x0000073f); |
| 3978 | } |
| 3979 | } |
| 3980 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 3981 | static void |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 3982 | ath9k_hw_get_legacy_target_powers(struct ath_hal *ah, |
| 3983 | struct ath9k_channel *chan, |
| 3984 | struct cal_target_power_leg *powInfo, |
| 3985 | u16 numChannels, |
| 3986 | struct cal_target_power_leg *pNewPower, |
| 3987 | u16 numRates, |
| 3988 | bool isExtTarget) |
| 3989 | { |
| 3990 | u16 clo, chi; |
| 3991 | int i; |
| 3992 | int matchIndex = -1, lowIndex = -1; |
| 3993 | u16 freq; |
| 3994 | struct chan_centers centers; |
| 3995 | |
| 3996 | ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| 3997 | freq = (isExtTarget) ? centers.ext_center : centers.ctl_center; |
| 3998 | |
| 3999 | if (freq <= ath9k_hw_fbin2freq(powInfo[0].bChannel, |
| 4000 | IS_CHAN_2GHZ(chan))) { |
| 4001 | matchIndex = 0; |
| 4002 | } else { |
| 4003 | for (i = 0; (i < numChannels) |
| 4004 | && (powInfo[i].bChannel != AR5416_BCHAN_UNUSED); i++) { |
| 4005 | if (freq == |
| 4006 | ath9k_hw_fbin2freq(powInfo[i].bChannel, |
| 4007 | IS_CHAN_2GHZ(chan))) { |
| 4008 | matchIndex = i; |
| 4009 | break; |
| 4010 | } else if ((freq < |
| 4011 | ath9k_hw_fbin2freq(powInfo[i].bChannel, |
| 4012 | IS_CHAN_2GHZ(chan))) |
| 4013 | && (freq > |
| 4014 | ath9k_hw_fbin2freq(powInfo[i - 1]. |
| 4015 | bChannel, |
| 4016 | IS_CHAN_2GHZ |
| 4017 | (chan)))) { |
| 4018 | lowIndex = i - 1; |
| 4019 | break; |
| 4020 | } |
| 4021 | } |
| 4022 | if ((matchIndex == -1) && (lowIndex == -1)) |
| 4023 | matchIndex = i - 1; |
| 4024 | } |
| 4025 | |
| 4026 | if (matchIndex != -1) { |
| 4027 | *pNewPower = powInfo[matchIndex]; |
| 4028 | } else { |
| 4029 | clo = ath9k_hw_fbin2freq(powInfo[lowIndex].bChannel, |
| 4030 | IS_CHAN_2GHZ(chan)); |
| 4031 | chi = ath9k_hw_fbin2freq(powInfo[lowIndex + 1].bChannel, |
| 4032 | IS_CHAN_2GHZ(chan)); |
| 4033 | |
| 4034 | for (i = 0; i < numRates; i++) { |
| 4035 | pNewPower->tPow2x[i] = |
| 4036 | (u8) ath9k_hw_interpolate(freq, clo, chi, |
| 4037 | powInfo |
| 4038 | [lowIndex]. |
| 4039 | tPow2x[i], |
| 4040 | powInfo |
| 4041 | [lowIndex + |
| 4042 | 1].tPow2x[i]); |
| 4043 | } |
| 4044 | } |
| 4045 | } |
| 4046 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 4047 | static void |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 4048 | ath9k_hw_get_target_powers(struct ath_hal *ah, |
| 4049 | struct ath9k_channel *chan, |
| 4050 | struct cal_target_power_ht *powInfo, |
| 4051 | u16 numChannels, |
| 4052 | struct cal_target_power_ht *pNewPower, |
| 4053 | u16 numRates, |
| 4054 | bool isHt40Target) |
| 4055 | { |
| 4056 | u16 clo, chi; |
| 4057 | int i; |
| 4058 | int matchIndex = -1, lowIndex = -1; |
| 4059 | u16 freq; |
| 4060 | struct chan_centers centers; |
| 4061 | |
| 4062 | ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| 4063 | freq = isHt40Target ? centers.synth_center : centers.ctl_center; |
| 4064 | |
| 4065 | if (freq <= |
| 4066 | ath9k_hw_fbin2freq(powInfo[0].bChannel, IS_CHAN_2GHZ(chan))) { |
| 4067 | matchIndex = 0; |
| 4068 | } else { |
| 4069 | for (i = 0; (i < numChannels) |
| 4070 | && (powInfo[i].bChannel != AR5416_BCHAN_UNUSED); i++) { |
| 4071 | if (freq == |
| 4072 | ath9k_hw_fbin2freq(powInfo[i].bChannel, |
| 4073 | IS_CHAN_2GHZ(chan))) { |
| 4074 | matchIndex = i; |
| 4075 | break; |
| 4076 | } else |
| 4077 | if ((freq < |
| 4078 | ath9k_hw_fbin2freq(powInfo[i].bChannel, |
| 4079 | IS_CHAN_2GHZ(chan))) |
| 4080 | && (freq > |
| 4081 | ath9k_hw_fbin2freq(powInfo[i - 1]. |
| 4082 | bChannel, |
| 4083 | IS_CHAN_2GHZ |
| 4084 | (chan)))) { |
| 4085 | lowIndex = i - 1; |
| 4086 | break; |
| 4087 | } |
| 4088 | } |
| 4089 | if ((matchIndex == -1) && (lowIndex == -1)) |
| 4090 | matchIndex = i - 1; |
| 4091 | } |
| 4092 | |
| 4093 | if (matchIndex != -1) { |
| 4094 | *pNewPower = powInfo[matchIndex]; |
| 4095 | } else { |
| 4096 | clo = ath9k_hw_fbin2freq(powInfo[lowIndex].bChannel, |
| 4097 | IS_CHAN_2GHZ(chan)); |
| 4098 | chi = ath9k_hw_fbin2freq(powInfo[lowIndex + 1].bChannel, |
| 4099 | IS_CHAN_2GHZ(chan)); |
| 4100 | |
| 4101 | for (i = 0; i < numRates; i++) { |
| 4102 | pNewPower->tPow2x[i] = |
| 4103 | (u8) ath9k_hw_interpolate(freq, clo, chi, |
| 4104 | powInfo |
| 4105 | [lowIndex]. |
| 4106 | tPow2x[i], |
| 4107 | powInfo |
| 4108 | [lowIndex + |
| 4109 | 1].tPow2x[i]); |
| 4110 | } |
| 4111 | } |
| 4112 | } |
| 4113 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 4114 | static u16 |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 4115 | ath9k_hw_get_max_edge_power(u16 freq, |
| 4116 | struct cal_ctl_edges *pRdEdgesPower, |
| 4117 | bool is2GHz) |
| 4118 | { |
| 4119 | u16 twiceMaxEdgePower = AR5416_MAX_RATE_POWER; |
| 4120 | int i; |
| 4121 | |
| 4122 | for (i = 0; (i < AR5416_NUM_BAND_EDGES) |
| 4123 | && (pRdEdgesPower[i].bChannel != AR5416_BCHAN_UNUSED); i++) { |
| 4124 | if (freq == ath9k_hw_fbin2freq(pRdEdgesPower[i].bChannel, |
| 4125 | is2GHz)) { |
| 4126 | twiceMaxEdgePower = pRdEdgesPower[i].tPower; |
| 4127 | break; |
| 4128 | } else if ((i > 0) |
| 4129 | && (freq < |
| 4130 | ath9k_hw_fbin2freq(pRdEdgesPower[i]. |
| 4131 | bChannel, is2GHz))) { |
| 4132 | if (ath9k_hw_fbin2freq |
| 4133 | (pRdEdgesPower[i - 1].bChannel, is2GHz) < freq |
| 4134 | && pRdEdgesPower[i - 1].flag) { |
| 4135 | twiceMaxEdgePower = |
| 4136 | pRdEdgesPower[i - 1].tPower; |
| 4137 | } |
| 4138 | break; |
| 4139 | } |
| 4140 | } |
| 4141 | return twiceMaxEdgePower; |
| 4142 | } |
| 4143 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 4144 | static bool |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 4145 | ath9k_hw_set_power_per_rate_table(struct ath_hal *ah, |
| 4146 | struct ar5416_eeprom *pEepData, |
| 4147 | struct ath9k_channel *chan, |
| 4148 | int16_t *ratesArray, |
| 4149 | u16 cfgCtl, |
| 4150 | u8 AntennaReduction, |
| 4151 | u8 twiceMaxRegulatoryPower, |
| 4152 | u8 powerLimit) |
| 4153 | { |
| 4154 | u8 twiceMaxEdgePower = AR5416_MAX_RATE_POWER; |
| 4155 | static const u16 tpScaleReductionTable[5] = |
| 4156 | { 0, 3, 6, 9, AR5416_MAX_RATE_POWER }; |
| 4157 | |
| 4158 | int i; |
| 4159 | int8_t twiceLargestAntenna; |
| 4160 | struct cal_ctl_data *rep; |
| 4161 | struct cal_target_power_leg targetPowerOfdm, targetPowerCck = { |
| 4162 | 0, { 0, 0, 0, 0} |
| 4163 | }; |
| 4164 | struct cal_target_power_leg targetPowerOfdmExt = { |
| 4165 | 0, { 0, 0, 0, 0} }, targetPowerCckExt = { |
| 4166 | 0, { 0, 0, 0, 0 } |
| 4167 | }; |
| 4168 | struct cal_target_power_ht targetPowerHt20, targetPowerHt40 = { |
| 4169 | 0, {0, 0, 0, 0} |
| 4170 | }; |
| 4171 | u8 scaledPower = 0, minCtlPower, maxRegAllowedPower; |
| 4172 | u16 ctlModesFor11a[] = |
| 4173 | { CTL_11A, CTL_5GHT20, CTL_11A_EXT, CTL_5GHT40 }; |
| 4174 | u16 ctlModesFor11g[] = |
| 4175 | { CTL_11B, CTL_11G, CTL_2GHT20, CTL_11B_EXT, CTL_11G_EXT, |
| 4176 | CTL_2GHT40 |
| 4177 | }; |
| 4178 | u16 numCtlModes, *pCtlMode, ctlMode, freq; |
| 4179 | struct chan_centers centers; |
| 4180 | int tx_chainmask; |
| 4181 | u8 twiceMinEdgePower; |
| 4182 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 4183 | |
| 4184 | tx_chainmask = ahp->ah_txchainmask; |
| 4185 | |
| 4186 | ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| 4187 | |
| 4188 | twiceLargestAntenna = max( |
| 4189 | pEepData->modalHeader |
| 4190 | [IS_CHAN_2GHZ(chan)].antennaGainCh[0], |
| 4191 | pEepData->modalHeader |
| 4192 | [IS_CHAN_2GHZ(chan)].antennaGainCh[1]); |
| 4193 | |
| 4194 | twiceLargestAntenna = max((u8) twiceLargestAntenna, |
| 4195 | pEepData->modalHeader |
| 4196 | [IS_CHAN_2GHZ(chan)].antennaGainCh[2]); |
| 4197 | |
| 4198 | twiceLargestAntenna = |
| 4199 | (int8_t) min(AntennaReduction - twiceLargestAntenna, 0); |
| 4200 | |
| 4201 | maxRegAllowedPower = twiceMaxRegulatoryPower + twiceLargestAntenna; |
| 4202 | |
| 4203 | if (ah->ah_tpScale != ATH9K_TP_SCALE_MAX) { |
| 4204 | maxRegAllowedPower -= |
| 4205 | (tpScaleReductionTable[(ah->ah_tpScale)] * 2); |
| 4206 | } |
| 4207 | |
| 4208 | scaledPower = min(powerLimit, maxRegAllowedPower); |
| 4209 | |
| 4210 | switch (ar5416_get_ntxchains(tx_chainmask)) { |
| 4211 | case 1: |
| 4212 | break; |
| 4213 | case 2: |
| 4214 | scaledPower -= |
| 4215 | pEepData->modalHeader[IS_CHAN_2GHZ(chan)]. |
| 4216 | pwrDecreaseFor2Chain; |
| 4217 | break; |
| 4218 | case 3: |
| 4219 | scaledPower -= |
| 4220 | pEepData->modalHeader[IS_CHAN_2GHZ(chan)]. |
| 4221 | pwrDecreaseFor3Chain; |
| 4222 | break; |
| 4223 | } |
| 4224 | |
| 4225 | scaledPower = max(0, (int32_t) scaledPower); |
| 4226 | |
| 4227 | if (IS_CHAN_2GHZ(chan)) { |
| 4228 | numCtlModes = |
| 4229 | ARRAY_SIZE(ctlModesFor11g) - |
| 4230 | SUB_NUM_CTL_MODES_AT_2G_40; |
| 4231 | pCtlMode = ctlModesFor11g; |
| 4232 | |
| 4233 | ath9k_hw_get_legacy_target_powers(ah, chan, |
| 4234 | pEepData-> |
| 4235 | calTargetPowerCck, |
| 4236 | AR5416_NUM_2G_CCK_TARGET_POWERS, |
| 4237 | &targetPowerCck, 4, |
| 4238 | false); |
| 4239 | ath9k_hw_get_legacy_target_powers(ah, chan, |
| 4240 | pEepData-> |
| 4241 | calTargetPower2G, |
| 4242 | AR5416_NUM_2G_20_TARGET_POWERS, |
| 4243 | &targetPowerOfdm, 4, |
| 4244 | false); |
| 4245 | ath9k_hw_get_target_powers(ah, chan, |
| 4246 | pEepData->calTargetPower2GHT20, |
| 4247 | AR5416_NUM_2G_20_TARGET_POWERS, |
| 4248 | &targetPowerHt20, 8, false); |
| 4249 | |
| 4250 | if (IS_CHAN_HT40(chan)) { |
| 4251 | numCtlModes = ARRAY_SIZE(ctlModesFor11g); |
| 4252 | ath9k_hw_get_target_powers(ah, chan, |
| 4253 | pEepData-> |
| 4254 | calTargetPower2GHT40, |
| 4255 | AR5416_NUM_2G_40_TARGET_POWERS, |
| 4256 | &targetPowerHt40, 8, |
| 4257 | true); |
| 4258 | ath9k_hw_get_legacy_target_powers(ah, chan, |
| 4259 | pEepData-> |
| 4260 | calTargetPowerCck, |
| 4261 | AR5416_NUM_2G_CCK_TARGET_POWERS, |
| 4262 | &targetPowerCckExt, |
| 4263 | 4, true); |
| 4264 | ath9k_hw_get_legacy_target_powers(ah, chan, |
| 4265 | pEepData-> |
| 4266 | calTargetPower2G, |
| 4267 | AR5416_NUM_2G_20_TARGET_POWERS, |
| 4268 | &targetPowerOfdmExt, |
| 4269 | 4, true); |
| 4270 | } |
| 4271 | } else { |
| 4272 | |
| 4273 | numCtlModes = |
| 4274 | ARRAY_SIZE(ctlModesFor11a) - |
| 4275 | SUB_NUM_CTL_MODES_AT_5G_40; |
| 4276 | pCtlMode = ctlModesFor11a; |
| 4277 | |
| 4278 | ath9k_hw_get_legacy_target_powers(ah, chan, |
| 4279 | pEepData-> |
| 4280 | calTargetPower5G, |
| 4281 | AR5416_NUM_5G_20_TARGET_POWERS, |
| 4282 | &targetPowerOfdm, 4, |
| 4283 | false); |
| 4284 | ath9k_hw_get_target_powers(ah, chan, |
| 4285 | pEepData->calTargetPower5GHT20, |
| 4286 | AR5416_NUM_5G_20_TARGET_POWERS, |
| 4287 | &targetPowerHt20, 8, false); |
| 4288 | |
| 4289 | if (IS_CHAN_HT40(chan)) { |
| 4290 | numCtlModes = ARRAY_SIZE(ctlModesFor11a); |
| 4291 | ath9k_hw_get_target_powers(ah, chan, |
| 4292 | pEepData-> |
| 4293 | calTargetPower5GHT40, |
| 4294 | AR5416_NUM_5G_40_TARGET_POWERS, |
| 4295 | &targetPowerHt40, 8, |
| 4296 | true); |
| 4297 | ath9k_hw_get_legacy_target_powers(ah, chan, |
| 4298 | pEepData-> |
| 4299 | calTargetPower5G, |
| 4300 | AR5416_NUM_5G_20_TARGET_POWERS, |
| 4301 | &targetPowerOfdmExt, |
| 4302 | 4, true); |
| 4303 | } |
| 4304 | } |
| 4305 | |
| 4306 | for (ctlMode = 0; ctlMode < numCtlModes; ctlMode++) { |
| 4307 | bool isHt40CtlMode = |
| 4308 | (pCtlMode[ctlMode] == CTL_5GHT40) |
| 4309 | || (pCtlMode[ctlMode] == CTL_2GHT40); |
| 4310 | if (isHt40CtlMode) |
| 4311 | freq = centers.synth_center; |
| 4312 | else if (pCtlMode[ctlMode] & EXT_ADDITIVE) |
| 4313 | freq = centers.ext_center; |
| 4314 | else |
| 4315 | freq = centers.ctl_center; |
| 4316 | |
| 4317 | if (ar5416_get_eep_ver(ahp) == 14 |
| 4318 | && ar5416_get_eep_rev(ahp) <= 2) |
| 4319 | twiceMaxEdgePower = AR5416_MAX_RATE_POWER; |
| 4320 | |
| 4321 | DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| 4322 | "LOOP-Mode ctlMode %d < %d, isHt40CtlMode %d, " |
| 4323 | "EXT_ADDITIVE %d\n", |
| 4324 | ctlMode, numCtlModes, isHt40CtlMode, |
| 4325 | (pCtlMode[ctlMode] & EXT_ADDITIVE)); |
| 4326 | |
| 4327 | for (i = 0; (i < AR5416_NUM_CTLS) && pEepData->ctlIndex[i]; |
| 4328 | i++) { |
| 4329 | DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| 4330 | " LOOP-Ctlidx %d: cfgCtl 0x%2.2x " |
| 4331 | "pCtlMode 0x%2.2x ctlIndex 0x%2.2x " |
| 4332 | "chan %d\n", |
| 4333 | i, cfgCtl, pCtlMode[ctlMode], |
| 4334 | pEepData->ctlIndex[i], chan->channel); |
| 4335 | |
| 4336 | if ((((cfgCtl & ~CTL_MODE_M) | |
| 4337 | (pCtlMode[ctlMode] & CTL_MODE_M)) == |
| 4338 | pEepData->ctlIndex[i]) |
| 4339 | || |
| 4340 | (((cfgCtl & ~CTL_MODE_M) | |
| 4341 | (pCtlMode[ctlMode] & CTL_MODE_M)) == |
| 4342 | ((pEepData-> |
| 4343 | ctlIndex[i] & CTL_MODE_M) | SD_NO_CTL))) { |
| 4344 | rep = &(pEepData->ctlData[i]); |
| 4345 | |
| 4346 | twiceMinEdgePower = |
| 4347 | ath9k_hw_get_max_edge_power(freq, |
| 4348 | rep-> |
| 4349 | ctlEdges |
| 4350 | [ar5416_get_ntxchains |
| 4351 | (tx_chainmask) |
| 4352 | - 1], |
| 4353 | IS_CHAN_2GHZ |
| 4354 | (chan)); |
| 4355 | |
| 4356 | DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| 4357 | " MATCH-EE_IDX %d: ch %d is2 %d " |
| 4358 | "2xMinEdge %d chainmask %d chains %d\n", |
| 4359 | i, freq, IS_CHAN_2GHZ(chan), |
| 4360 | twiceMinEdgePower, tx_chainmask, |
| 4361 | ar5416_get_ntxchains |
| 4362 | (tx_chainmask)); |
| 4363 | if ((cfgCtl & ~CTL_MODE_M) == SD_NO_CTL) { |
| 4364 | twiceMaxEdgePower = |
| 4365 | min(twiceMaxEdgePower, |
| 4366 | twiceMinEdgePower); |
| 4367 | } else { |
| 4368 | twiceMaxEdgePower = |
| 4369 | twiceMinEdgePower; |
| 4370 | break; |
| 4371 | } |
| 4372 | } |
| 4373 | } |
| 4374 | |
| 4375 | minCtlPower = min(twiceMaxEdgePower, scaledPower); |
| 4376 | |
| 4377 | DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| 4378 | " SEL-Min ctlMode %d pCtlMode %d " |
| 4379 | "2xMaxEdge %d sP %d minCtlPwr %d\n", |
| 4380 | ctlMode, pCtlMode[ctlMode], twiceMaxEdgePower, |
| 4381 | scaledPower, minCtlPower); |
| 4382 | |
| 4383 | switch (pCtlMode[ctlMode]) { |
| 4384 | case CTL_11B: |
| 4385 | for (i = 0; i < ARRAY_SIZE(targetPowerCck.tPow2x); |
| 4386 | i++) { |
| 4387 | targetPowerCck.tPow2x[i] = |
| 4388 | min(targetPowerCck.tPow2x[i], |
| 4389 | minCtlPower); |
| 4390 | } |
| 4391 | break; |
| 4392 | case CTL_11A: |
| 4393 | case CTL_11G: |
| 4394 | for (i = 0; i < ARRAY_SIZE(targetPowerOfdm.tPow2x); |
| 4395 | i++) { |
| 4396 | targetPowerOfdm.tPow2x[i] = |
| 4397 | min(targetPowerOfdm.tPow2x[i], |
| 4398 | minCtlPower); |
| 4399 | } |
| 4400 | break; |
| 4401 | case CTL_5GHT20: |
| 4402 | case CTL_2GHT20: |
| 4403 | for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); |
| 4404 | i++) { |
| 4405 | targetPowerHt20.tPow2x[i] = |
| 4406 | min(targetPowerHt20.tPow2x[i], |
| 4407 | minCtlPower); |
| 4408 | } |
| 4409 | break; |
| 4410 | case CTL_11B_EXT: |
| 4411 | targetPowerCckExt.tPow2x[0] = |
| 4412 | min(targetPowerCckExt.tPow2x[0], minCtlPower); |
| 4413 | break; |
| 4414 | case CTL_11A_EXT: |
| 4415 | case CTL_11G_EXT: |
| 4416 | targetPowerOfdmExt.tPow2x[0] = |
| 4417 | min(targetPowerOfdmExt.tPow2x[0], minCtlPower); |
| 4418 | break; |
| 4419 | case CTL_5GHT40: |
| 4420 | case CTL_2GHT40: |
| 4421 | for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); |
| 4422 | i++) { |
| 4423 | targetPowerHt40.tPow2x[i] = |
| 4424 | min(targetPowerHt40.tPow2x[i], |
| 4425 | minCtlPower); |
| 4426 | } |
| 4427 | break; |
| 4428 | default: |
| 4429 | break; |
| 4430 | } |
| 4431 | } |
| 4432 | |
| 4433 | ratesArray[rate6mb] = ratesArray[rate9mb] = ratesArray[rate12mb] = |
| 4434 | ratesArray[rate18mb] = ratesArray[rate24mb] = |
| 4435 | targetPowerOfdm.tPow2x[0]; |
| 4436 | ratesArray[rate36mb] = targetPowerOfdm.tPow2x[1]; |
| 4437 | ratesArray[rate48mb] = targetPowerOfdm.tPow2x[2]; |
| 4438 | ratesArray[rate54mb] = targetPowerOfdm.tPow2x[3]; |
| 4439 | ratesArray[rateXr] = targetPowerOfdm.tPow2x[0]; |
| 4440 | |
| 4441 | for (i = 0; i < ARRAY_SIZE(targetPowerHt20.tPow2x); i++) |
| 4442 | ratesArray[rateHt20_0 + i] = targetPowerHt20.tPow2x[i]; |
| 4443 | |
| 4444 | if (IS_CHAN_2GHZ(chan)) { |
| 4445 | ratesArray[rate1l] = targetPowerCck.tPow2x[0]; |
| 4446 | ratesArray[rate2s] = ratesArray[rate2l] = |
| 4447 | targetPowerCck.tPow2x[1]; |
| 4448 | ratesArray[rate5_5s] = ratesArray[rate5_5l] = |
| 4449 | targetPowerCck.tPow2x[2]; |
| 4450 | ; |
| 4451 | ratesArray[rate11s] = ratesArray[rate11l] = |
| 4452 | targetPowerCck.tPow2x[3]; |
| 4453 | ; |
| 4454 | } |
| 4455 | if (IS_CHAN_HT40(chan)) { |
| 4456 | for (i = 0; i < ARRAY_SIZE(targetPowerHt40.tPow2x); i++) { |
| 4457 | ratesArray[rateHt40_0 + i] = |
| 4458 | targetPowerHt40.tPow2x[i]; |
| 4459 | } |
| 4460 | ratesArray[rateDupOfdm] = targetPowerHt40.tPow2x[0]; |
| 4461 | ratesArray[rateDupCck] = targetPowerHt40.tPow2x[0]; |
| 4462 | ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0]; |
| 4463 | if (IS_CHAN_2GHZ(chan)) { |
| 4464 | ratesArray[rateExtCck] = |
| 4465 | targetPowerCckExt.tPow2x[0]; |
| 4466 | } |
| 4467 | } |
| 4468 | return true; |
| 4469 | } |
| 4470 | |
| 4471 | static int |
| 4472 | ath9k_hw_set_txpower(struct ath_hal *ah, |
| 4473 | struct ar5416_eeprom *pEepData, |
| 4474 | struct ath9k_channel *chan, |
| 4475 | u16 cfgCtl, |
| 4476 | u8 twiceAntennaReduction, |
| 4477 | u8 twiceMaxRegulatoryPower, |
| 4478 | u8 powerLimit) |
| 4479 | { |
| 4480 | struct modal_eep_header *pModal = |
| 4481 | &(pEepData->modalHeader[IS_CHAN_2GHZ(chan)]); |
| 4482 | int16_t ratesArray[Ar5416RateSize]; |
| 4483 | int16_t txPowerIndexOffset = 0; |
| 4484 | u8 ht40PowerIncForPdadc = 2; |
| 4485 | int i; |
| 4486 | |
| 4487 | memset(ratesArray, 0, sizeof(ratesArray)); |
| 4488 | |
| 4489 | if ((pEepData->baseEepHeader. |
| 4490 | version & AR5416_EEP_VER_MINOR_MASK) >= |
| 4491 | AR5416_EEP_MINOR_VER_2) { |
| 4492 | ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc; |
| 4493 | } |
| 4494 | |
| 4495 | if (!ath9k_hw_set_power_per_rate_table(ah, pEepData, chan, |
| 4496 | &ratesArray[0], cfgCtl, |
| 4497 | twiceAntennaReduction, |
| 4498 | twiceMaxRegulatoryPower, |
| 4499 | powerLimit)) { |
| 4500 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 4501 | "ath9k_hw_set_txpower: unable to set " |
| 4502 | "tx power per rate table\n"); |
| 4503 | return -EIO; |
| 4504 | } |
| 4505 | |
| 4506 | if (!ath9k_hw_set_power_cal_table |
| 4507 | (ah, pEepData, chan, &txPowerIndexOffset)) { |
| 4508 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 4509 | "ath9k_hw_set_txpower: unable to set power table\n"); |
| 4510 | return -EIO; |
| 4511 | } |
| 4512 | |
| 4513 | for (i = 0; i < ARRAY_SIZE(ratesArray); i++) { |
| 4514 | ratesArray[i] = |
| 4515 | (int16_t) (txPowerIndexOffset + ratesArray[i]); |
| 4516 | if (ratesArray[i] > AR5416_MAX_RATE_POWER) |
| 4517 | ratesArray[i] = AR5416_MAX_RATE_POWER; |
| 4518 | } |
| 4519 | |
| 4520 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 4521 | for (i = 0; i < Ar5416RateSize; i++) |
| 4522 | ratesArray[i] -= AR5416_PWR_TABLE_OFFSET * 2; |
| 4523 | } |
| 4524 | |
| 4525 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE1, |
| 4526 | ATH9K_POW_SM(ratesArray[rate18mb], 24) |
| 4527 | | ATH9K_POW_SM(ratesArray[rate12mb], 16) |
| 4528 | | ATH9K_POW_SM(ratesArray[rate9mb], 8) |
| 4529 | | ATH9K_POW_SM(ratesArray[rate6mb], 0) |
| 4530 | ); |
| 4531 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE2, |
| 4532 | ATH9K_POW_SM(ratesArray[rate54mb], 24) |
| 4533 | | ATH9K_POW_SM(ratesArray[rate48mb], 16) |
| 4534 | | ATH9K_POW_SM(ratesArray[rate36mb], 8) |
| 4535 | | ATH9K_POW_SM(ratesArray[rate24mb], 0) |
| 4536 | ); |
| 4537 | |
| 4538 | if (IS_CHAN_2GHZ(chan)) { |
| 4539 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE3, |
| 4540 | ATH9K_POW_SM(ratesArray[rate2s], 24) |
| 4541 | | ATH9K_POW_SM(ratesArray[rate2l], 16) |
| 4542 | | ATH9K_POW_SM(ratesArray[rateXr], 8) |
| 4543 | | ATH9K_POW_SM(ratesArray[rate1l], 0) |
| 4544 | ); |
| 4545 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE4, |
| 4546 | ATH9K_POW_SM(ratesArray[rate11s], 24) |
| 4547 | | ATH9K_POW_SM(ratesArray[rate11l], 16) |
| 4548 | | ATH9K_POW_SM(ratesArray[rate5_5s], 8) |
| 4549 | | ATH9K_POW_SM(ratesArray[rate5_5l], 0) |
| 4550 | ); |
| 4551 | } |
| 4552 | |
| 4553 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE5, |
| 4554 | ATH9K_POW_SM(ratesArray[rateHt20_3], 24) |
| 4555 | | ATH9K_POW_SM(ratesArray[rateHt20_2], 16) |
| 4556 | | ATH9K_POW_SM(ratesArray[rateHt20_1], 8) |
| 4557 | | ATH9K_POW_SM(ratesArray[rateHt20_0], 0) |
| 4558 | ); |
| 4559 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE6, |
| 4560 | ATH9K_POW_SM(ratesArray[rateHt20_7], 24) |
| 4561 | | ATH9K_POW_SM(ratesArray[rateHt20_6], 16) |
| 4562 | | ATH9K_POW_SM(ratesArray[rateHt20_5], 8) |
| 4563 | | ATH9K_POW_SM(ratesArray[rateHt20_4], 0) |
| 4564 | ); |
| 4565 | |
| 4566 | if (IS_CHAN_HT40(chan)) { |
| 4567 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE7, |
| 4568 | ATH9K_POW_SM(ratesArray[rateHt40_3] + |
| 4569 | ht40PowerIncForPdadc, 24) |
| 4570 | | ATH9K_POW_SM(ratesArray[rateHt40_2] + |
| 4571 | ht40PowerIncForPdadc, 16) |
| 4572 | | ATH9K_POW_SM(ratesArray[rateHt40_1] + |
| 4573 | ht40PowerIncForPdadc, 8) |
| 4574 | | ATH9K_POW_SM(ratesArray[rateHt40_0] + |
| 4575 | ht40PowerIncForPdadc, 0) |
| 4576 | ); |
| 4577 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE8, |
| 4578 | ATH9K_POW_SM(ratesArray[rateHt40_7] + |
| 4579 | ht40PowerIncForPdadc, 24) |
| 4580 | | ATH9K_POW_SM(ratesArray[rateHt40_6] + |
| 4581 | ht40PowerIncForPdadc, 16) |
| 4582 | | ATH9K_POW_SM(ratesArray[rateHt40_5] + |
| 4583 | ht40PowerIncForPdadc, 8) |
| 4584 | | ATH9K_POW_SM(ratesArray[rateHt40_4] + |
| 4585 | ht40PowerIncForPdadc, 0) |
| 4586 | ); |
| 4587 | |
| 4588 | REG_WRITE(ah, AR_PHY_POWER_TX_RATE9, |
| 4589 | ATH9K_POW_SM(ratesArray[rateExtOfdm], 24) |
| 4590 | | ATH9K_POW_SM(ratesArray[rateExtCck], 16) |
| 4591 | | ATH9K_POW_SM(ratesArray[rateDupOfdm], 8) |
| 4592 | | ATH9K_POW_SM(ratesArray[rateDupCck], 0) |
| 4593 | ); |
| 4594 | } |
| 4595 | |
| 4596 | REG_WRITE(ah, AR_PHY_POWER_TX_SUB, |
| 4597 | ATH9K_POW_SM(pModal->pwrDecreaseFor3Chain, 6) |
| 4598 | | ATH9K_POW_SM(pModal->pwrDecreaseFor2Chain, 0) |
| 4599 | ); |
| 4600 | |
| 4601 | i = rate6mb; |
| 4602 | if (IS_CHAN_HT40(chan)) |
| 4603 | i = rateHt40_0; |
| 4604 | else if (IS_CHAN_HT20(chan)) |
| 4605 | i = rateHt20_0; |
| 4606 | |
| 4607 | if (AR_SREV_9280_10_OR_LATER(ah)) |
| 4608 | ah->ah_maxPowerLevel = |
| 4609 | ratesArray[i] + AR5416_PWR_TABLE_OFFSET * 2; |
| 4610 | else |
| 4611 | ah->ah_maxPowerLevel = ratesArray[i]; |
| 4612 | |
| 4613 | return 0; |
| 4614 | } |
| 4615 | |
| 4616 | static inline void ath9k_hw_get_delta_slope_vals(struct ath_hal *ah, |
| 4617 | u32 coef_scaled, |
| 4618 | u32 *coef_mantissa, |
| 4619 | u32 *coef_exponent) |
| 4620 | { |
| 4621 | u32 coef_exp, coef_man; |
| 4622 | |
| 4623 | for (coef_exp = 31; coef_exp > 0; coef_exp--) |
| 4624 | if ((coef_scaled >> coef_exp) & 0x1) |
| 4625 | break; |
| 4626 | |
| 4627 | coef_exp = 14 - (coef_exp - COEF_SCALE_S); |
| 4628 | |
| 4629 | coef_man = coef_scaled + (1 << (COEF_SCALE_S - coef_exp - 1)); |
| 4630 | |
| 4631 | *coef_mantissa = coef_man >> (COEF_SCALE_S - coef_exp); |
| 4632 | *coef_exponent = coef_exp - 16; |
| 4633 | } |
| 4634 | |
| 4635 | static void |
| 4636 | ath9k_hw_set_delta_slope(struct ath_hal *ah, |
| 4637 | struct ath9k_channel *chan) |
| 4638 | { |
| 4639 | u32 coef_scaled, ds_coef_exp, ds_coef_man; |
| 4640 | u32 clockMhzScaled = 0x64000000; |
| 4641 | struct chan_centers centers; |
| 4642 | |
| 4643 | if (IS_CHAN_HALF_RATE(chan)) |
| 4644 | clockMhzScaled = clockMhzScaled >> 1; |
| 4645 | else if (IS_CHAN_QUARTER_RATE(chan)) |
| 4646 | clockMhzScaled = clockMhzScaled >> 2; |
| 4647 | |
| 4648 | ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| 4649 | coef_scaled = clockMhzScaled / centers.synth_center; |
| 4650 | |
| 4651 | ath9k_hw_get_delta_slope_vals(ah, coef_scaled, &ds_coef_man, |
| 4652 | &ds_coef_exp); |
| 4653 | |
| 4654 | REG_RMW_FIELD(ah, AR_PHY_TIMING3, |
| 4655 | AR_PHY_TIMING3_DSC_MAN, ds_coef_man); |
| 4656 | REG_RMW_FIELD(ah, AR_PHY_TIMING3, |
| 4657 | AR_PHY_TIMING3_DSC_EXP, ds_coef_exp); |
| 4658 | |
| 4659 | coef_scaled = (9 * coef_scaled) / 10; |
| 4660 | |
| 4661 | ath9k_hw_get_delta_slope_vals(ah, coef_scaled, &ds_coef_man, |
| 4662 | &ds_coef_exp); |
| 4663 | |
| 4664 | REG_RMW_FIELD(ah, AR_PHY_HALFGI, |
| 4665 | AR_PHY_HALFGI_DSC_MAN, ds_coef_man); |
| 4666 | REG_RMW_FIELD(ah, AR_PHY_HALFGI, |
| 4667 | AR_PHY_HALFGI_DSC_EXP, ds_coef_exp); |
| 4668 | } |
| 4669 | |
| 4670 | static void ath9k_hw_9280_spur_mitigate(struct ath_hal *ah, |
| 4671 | struct ath9k_channel *chan) |
| 4672 | { |
| 4673 | int bb_spur = AR_NO_SPUR; |
| 4674 | int freq; |
| 4675 | int bin, cur_bin; |
| 4676 | int bb_spur_off, spur_subchannel_sd; |
| 4677 | int spur_freq_sd; |
| 4678 | int spur_delta_phase; |
| 4679 | int denominator; |
| 4680 | int upper, lower, cur_vit_mask; |
| 4681 | int tmp, newVal; |
| 4682 | int i; |
| 4683 | int pilot_mask_reg[4] = { AR_PHY_TIMING7, AR_PHY_TIMING8, |
| 4684 | AR_PHY_PILOT_MASK_01_30, AR_PHY_PILOT_MASK_31_60 |
| 4685 | }; |
| 4686 | int chan_mask_reg[4] = { AR_PHY_TIMING9, AR_PHY_TIMING10, |
| 4687 | AR_PHY_CHANNEL_MASK_01_30, AR_PHY_CHANNEL_MASK_31_60 |
| 4688 | }; |
| 4689 | int inc[4] = { 0, 100, 0, 0 }; |
| 4690 | struct chan_centers centers; |
| 4691 | |
| 4692 | int8_t mask_m[123]; |
| 4693 | int8_t mask_p[123]; |
| 4694 | int8_t mask_amt; |
| 4695 | int tmp_mask; |
| 4696 | int cur_bb_spur; |
| 4697 | bool is2GHz = IS_CHAN_2GHZ(chan); |
| 4698 | |
| 4699 | memset(&mask_m, 0, sizeof(int8_t) * 123); |
| 4700 | memset(&mask_p, 0, sizeof(int8_t) * 123); |
| 4701 | |
| 4702 | ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| 4703 | freq = centers.synth_center; |
| 4704 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 4705 | ah->ah_config.spurmode = SPUR_ENABLE_EEPROM; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 4706 | for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { |
| 4707 | cur_bb_spur = ath9k_hw_eeprom_get_spur_chan(ah, i, is2GHz); |
| 4708 | |
| 4709 | if (is2GHz) |
| 4710 | cur_bb_spur = (cur_bb_spur / 10) + AR_BASE_FREQ_2GHZ; |
| 4711 | else |
| 4712 | cur_bb_spur = (cur_bb_spur / 10) + AR_BASE_FREQ_5GHZ; |
| 4713 | |
| 4714 | if (AR_NO_SPUR == cur_bb_spur) |
| 4715 | break; |
| 4716 | cur_bb_spur = cur_bb_spur - freq; |
| 4717 | |
| 4718 | if (IS_CHAN_HT40(chan)) { |
| 4719 | if ((cur_bb_spur > -AR_SPUR_FEEQ_BOUND_HT40) && |
| 4720 | (cur_bb_spur < AR_SPUR_FEEQ_BOUND_HT40)) { |
| 4721 | bb_spur = cur_bb_spur; |
| 4722 | break; |
| 4723 | } |
| 4724 | } else if ((cur_bb_spur > -AR_SPUR_FEEQ_BOUND_HT20) && |
| 4725 | (cur_bb_spur < AR_SPUR_FEEQ_BOUND_HT20)) { |
| 4726 | bb_spur = cur_bb_spur; |
| 4727 | break; |
| 4728 | } |
| 4729 | } |
| 4730 | |
| 4731 | if (AR_NO_SPUR == bb_spur) { |
| 4732 | REG_CLR_BIT(ah, AR_PHY_FORCE_CLKEN_CCK, |
| 4733 | AR_PHY_FORCE_CLKEN_CCK_MRC_MUX); |
| 4734 | return; |
| 4735 | } else { |
| 4736 | REG_CLR_BIT(ah, AR_PHY_FORCE_CLKEN_CCK, |
| 4737 | AR_PHY_FORCE_CLKEN_CCK_MRC_MUX); |
| 4738 | } |
| 4739 | |
| 4740 | bin = bb_spur * 320; |
| 4741 | |
| 4742 | tmp = REG_READ(ah, AR_PHY_TIMING_CTRL4(0)); |
| 4743 | |
| 4744 | newVal = tmp | (AR_PHY_TIMING_CTRL4_ENABLE_SPUR_RSSI | |
| 4745 | AR_PHY_TIMING_CTRL4_ENABLE_SPUR_FILTER | |
| 4746 | AR_PHY_TIMING_CTRL4_ENABLE_CHAN_MASK | |
| 4747 | AR_PHY_TIMING_CTRL4_ENABLE_PILOT_MASK); |
| 4748 | REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0), newVal); |
| 4749 | |
| 4750 | newVal = (AR_PHY_SPUR_REG_MASK_RATE_CNTL | |
| 4751 | AR_PHY_SPUR_REG_ENABLE_MASK_PPM | |
| 4752 | AR_PHY_SPUR_REG_MASK_RATE_SELECT | |
| 4753 | AR_PHY_SPUR_REG_ENABLE_VIT_SPUR_RSSI | |
| 4754 | SM(SPUR_RSSI_THRESH, AR_PHY_SPUR_REG_SPUR_RSSI_THRESH)); |
| 4755 | REG_WRITE(ah, AR_PHY_SPUR_REG, newVal); |
| 4756 | |
| 4757 | if (IS_CHAN_HT40(chan)) { |
| 4758 | if (bb_spur < 0) { |
| 4759 | spur_subchannel_sd = 1; |
| 4760 | bb_spur_off = bb_spur + 10; |
| 4761 | } else { |
| 4762 | spur_subchannel_sd = 0; |
| 4763 | bb_spur_off = bb_spur - 10; |
| 4764 | } |
| 4765 | } else { |
| 4766 | spur_subchannel_sd = 0; |
| 4767 | bb_spur_off = bb_spur; |
| 4768 | } |
| 4769 | |
| 4770 | if (IS_CHAN_HT40(chan)) |
| 4771 | spur_delta_phase = |
| 4772 | ((bb_spur * 262144) / |
| 4773 | 10) & AR_PHY_TIMING11_SPUR_DELTA_PHASE; |
| 4774 | else |
| 4775 | spur_delta_phase = |
| 4776 | ((bb_spur * 524288) / |
| 4777 | 10) & AR_PHY_TIMING11_SPUR_DELTA_PHASE; |
| 4778 | |
| 4779 | denominator = IS_CHAN_2GHZ(chan) ? 44 : 40; |
| 4780 | spur_freq_sd = ((bb_spur_off * 2048) / denominator) & 0x3ff; |
| 4781 | |
| 4782 | newVal = (AR_PHY_TIMING11_USE_SPUR_IN_AGC | |
| 4783 | SM(spur_freq_sd, AR_PHY_TIMING11_SPUR_FREQ_SD) | |
| 4784 | SM(spur_delta_phase, AR_PHY_TIMING11_SPUR_DELTA_PHASE)); |
| 4785 | REG_WRITE(ah, AR_PHY_TIMING11, newVal); |
| 4786 | |
| 4787 | newVal = spur_subchannel_sd << AR_PHY_SFCORR_SPUR_SUBCHNL_SD_S; |
| 4788 | REG_WRITE(ah, AR_PHY_SFCORR_EXT, newVal); |
| 4789 | |
| 4790 | cur_bin = -6000; |
| 4791 | upper = bin + 100; |
| 4792 | lower = bin - 100; |
| 4793 | |
| 4794 | for (i = 0; i < 4; i++) { |
| 4795 | int pilot_mask = 0; |
| 4796 | int chan_mask = 0; |
| 4797 | int bp = 0; |
| 4798 | for (bp = 0; bp < 30; bp++) { |
| 4799 | if ((cur_bin > lower) && (cur_bin < upper)) { |
| 4800 | pilot_mask = pilot_mask | 0x1 << bp; |
| 4801 | chan_mask = chan_mask | 0x1 << bp; |
| 4802 | } |
| 4803 | cur_bin += 100; |
| 4804 | } |
| 4805 | cur_bin += inc[i]; |
| 4806 | REG_WRITE(ah, pilot_mask_reg[i], pilot_mask); |
| 4807 | REG_WRITE(ah, chan_mask_reg[i], chan_mask); |
| 4808 | } |
| 4809 | |
| 4810 | cur_vit_mask = 6100; |
| 4811 | upper = bin + 120; |
| 4812 | lower = bin - 120; |
| 4813 | |
| 4814 | for (i = 0; i < 123; i++) { |
| 4815 | if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) { |
Adrian Bunk | b08cbcd | 2008-08-05 22:06:51 +0300 | [diff] [blame] | 4816 | |
| 4817 | /* workaround for gcc bug #37014 */ |
| 4818 | volatile int tmp = abs(cur_vit_mask - bin); |
| 4819 | |
| 4820 | if (tmp < 75) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 4821 | mask_amt = 1; |
| 4822 | else |
| 4823 | mask_amt = 0; |
| 4824 | if (cur_vit_mask < 0) |
| 4825 | mask_m[abs(cur_vit_mask / 100)] = mask_amt; |
| 4826 | else |
| 4827 | mask_p[cur_vit_mask / 100] = mask_amt; |
| 4828 | } |
| 4829 | cur_vit_mask -= 100; |
| 4830 | } |
| 4831 | |
| 4832 | tmp_mask = (mask_m[46] << 30) | (mask_m[47] << 28) |
| 4833 | | (mask_m[48] << 26) | (mask_m[49] << 24) |
| 4834 | | (mask_m[50] << 22) | (mask_m[51] << 20) |
| 4835 | | (mask_m[52] << 18) | (mask_m[53] << 16) |
| 4836 | | (mask_m[54] << 14) | (mask_m[55] << 12) |
| 4837 | | (mask_m[56] << 10) | (mask_m[57] << 8) |
| 4838 | | (mask_m[58] << 6) | (mask_m[59] << 4) |
| 4839 | | (mask_m[60] << 2) | (mask_m[61] << 0); |
| 4840 | REG_WRITE(ah, AR_PHY_BIN_MASK_1, tmp_mask); |
| 4841 | REG_WRITE(ah, AR_PHY_VIT_MASK2_M_46_61, tmp_mask); |
| 4842 | |
| 4843 | tmp_mask = (mask_m[31] << 28) |
| 4844 | | (mask_m[32] << 26) | (mask_m[33] << 24) |
| 4845 | | (mask_m[34] << 22) | (mask_m[35] << 20) |
| 4846 | | (mask_m[36] << 18) | (mask_m[37] << 16) |
| 4847 | | (mask_m[48] << 14) | (mask_m[39] << 12) |
| 4848 | | (mask_m[40] << 10) | (mask_m[41] << 8) |
| 4849 | | (mask_m[42] << 6) | (mask_m[43] << 4) |
| 4850 | | (mask_m[44] << 2) | (mask_m[45] << 0); |
| 4851 | REG_WRITE(ah, AR_PHY_BIN_MASK_2, tmp_mask); |
| 4852 | REG_WRITE(ah, AR_PHY_MASK2_M_31_45, tmp_mask); |
| 4853 | |
| 4854 | tmp_mask = (mask_m[16] << 30) | (mask_m[16] << 28) |
| 4855 | | (mask_m[18] << 26) | (mask_m[18] << 24) |
| 4856 | | (mask_m[20] << 22) | (mask_m[20] << 20) |
| 4857 | | (mask_m[22] << 18) | (mask_m[22] << 16) |
| 4858 | | (mask_m[24] << 14) | (mask_m[24] << 12) |
| 4859 | | (mask_m[25] << 10) | (mask_m[26] << 8) |
| 4860 | | (mask_m[27] << 6) | (mask_m[28] << 4) |
| 4861 | | (mask_m[29] << 2) | (mask_m[30] << 0); |
| 4862 | REG_WRITE(ah, AR_PHY_BIN_MASK_3, tmp_mask); |
| 4863 | REG_WRITE(ah, AR_PHY_MASK2_M_16_30, tmp_mask); |
| 4864 | |
| 4865 | tmp_mask = (mask_m[0] << 30) | (mask_m[1] << 28) |
| 4866 | | (mask_m[2] << 26) | (mask_m[3] << 24) |
| 4867 | | (mask_m[4] << 22) | (mask_m[5] << 20) |
| 4868 | | (mask_m[6] << 18) | (mask_m[7] << 16) |
| 4869 | | (mask_m[8] << 14) | (mask_m[9] << 12) |
| 4870 | | (mask_m[10] << 10) | (mask_m[11] << 8) |
| 4871 | | (mask_m[12] << 6) | (mask_m[13] << 4) |
| 4872 | | (mask_m[14] << 2) | (mask_m[15] << 0); |
| 4873 | REG_WRITE(ah, AR_PHY_MASK_CTL, tmp_mask); |
| 4874 | REG_WRITE(ah, AR_PHY_MASK2_M_00_15, tmp_mask); |
| 4875 | |
| 4876 | tmp_mask = (mask_p[15] << 28) |
| 4877 | | (mask_p[14] << 26) | (mask_p[13] << 24) |
| 4878 | | (mask_p[12] << 22) | (mask_p[11] << 20) |
| 4879 | | (mask_p[10] << 18) | (mask_p[9] << 16) |
| 4880 | | (mask_p[8] << 14) | (mask_p[7] << 12) |
| 4881 | | (mask_p[6] << 10) | (mask_p[5] << 8) |
| 4882 | | (mask_p[4] << 6) | (mask_p[3] << 4) |
| 4883 | | (mask_p[2] << 2) | (mask_p[1] << 0); |
| 4884 | REG_WRITE(ah, AR_PHY_BIN_MASK2_1, tmp_mask); |
| 4885 | REG_WRITE(ah, AR_PHY_MASK2_P_15_01, tmp_mask); |
| 4886 | |
| 4887 | tmp_mask = (mask_p[30] << 28) |
| 4888 | | (mask_p[29] << 26) | (mask_p[28] << 24) |
| 4889 | | (mask_p[27] << 22) | (mask_p[26] << 20) |
| 4890 | | (mask_p[25] << 18) | (mask_p[24] << 16) |
| 4891 | | (mask_p[23] << 14) | (mask_p[22] << 12) |
| 4892 | | (mask_p[21] << 10) | (mask_p[20] << 8) |
| 4893 | | (mask_p[19] << 6) | (mask_p[18] << 4) |
| 4894 | | (mask_p[17] << 2) | (mask_p[16] << 0); |
| 4895 | REG_WRITE(ah, AR_PHY_BIN_MASK2_2, tmp_mask); |
| 4896 | REG_WRITE(ah, AR_PHY_MASK2_P_30_16, tmp_mask); |
| 4897 | |
| 4898 | tmp_mask = (mask_p[45] << 28) |
| 4899 | | (mask_p[44] << 26) | (mask_p[43] << 24) |
| 4900 | | (mask_p[42] << 22) | (mask_p[41] << 20) |
| 4901 | | (mask_p[40] << 18) | (mask_p[39] << 16) |
| 4902 | | (mask_p[38] << 14) | (mask_p[37] << 12) |
| 4903 | | (mask_p[36] << 10) | (mask_p[35] << 8) |
| 4904 | | (mask_p[34] << 6) | (mask_p[33] << 4) |
| 4905 | | (mask_p[32] << 2) | (mask_p[31] << 0); |
| 4906 | REG_WRITE(ah, AR_PHY_BIN_MASK2_3, tmp_mask); |
| 4907 | REG_WRITE(ah, AR_PHY_MASK2_P_45_31, tmp_mask); |
| 4908 | |
| 4909 | tmp_mask = (mask_p[61] << 30) | (mask_p[60] << 28) |
| 4910 | | (mask_p[59] << 26) | (mask_p[58] << 24) |
| 4911 | | (mask_p[57] << 22) | (mask_p[56] << 20) |
| 4912 | | (mask_p[55] << 18) | (mask_p[54] << 16) |
| 4913 | | (mask_p[53] << 14) | (mask_p[52] << 12) |
| 4914 | | (mask_p[51] << 10) | (mask_p[50] << 8) |
| 4915 | | (mask_p[49] << 6) | (mask_p[48] << 4) |
| 4916 | | (mask_p[47] << 2) | (mask_p[46] << 0); |
| 4917 | REG_WRITE(ah, AR_PHY_BIN_MASK2_4, tmp_mask); |
| 4918 | REG_WRITE(ah, AR_PHY_MASK2_P_61_45, tmp_mask); |
| 4919 | } |
| 4920 | |
| 4921 | static void ath9k_hw_spur_mitigate(struct ath_hal *ah, |
| 4922 | struct ath9k_channel *chan) |
| 4923 | { |
| 4924 | int bb_spur = AR_NO_SPUR; |
| 4925 | int bin, cur_bin; |
| 4926 | int spur_freq_sd; |
| 4927 | int spur_delta_phase; |
| 4928 | int denominator; |
| 4929 | int upper, lower, cur_vit_mask; |
| 4930 | int tmp, new; |
| 4931 | int i; |
| 4932 | int pilot_mask_reg[4] = { AR_PHY_TIMING7, AR_PHY_TIMING8, |
| 4933 | AR_PHY_PILOT_MASK_01_30, AR_PHY_PILOT_MASK_31_60 |
| 4934 | }; |
| 4935 | int chan_mask_reg[4] = { AR_PHY_TIMING9, AR_PHY_TIMING10, |
| 4936 | AR_PHY_CHANNEL_MASK_01_30, AR_PHY_CHANNEL_MASK_31_60 |
| 4937 | }; |
| 4938 | int inc[4] = { 0, 100, 0, 0 }; |
| 4939 | |
| 4940 | int8_t mask_m[123]; |
| 4941 | int8_t mask_p[123]; |
| 4942 | int8_t mask_amt; |
| 4943 | int tmp_mask; |
| 4944 | int cur_bb_spur; |
| 4945 | bool is2GHz = IS_CHAN_2GHZ(chan); |
| 4946 | |
| 4947 | memset(&mask_m, 0, sizeof(int8_t) * 123); |
| 4948 | memset(&mask_p, 0, sizeof(int8_t) * 123); |
| 4949 | |
| 4950 | for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { |
| 4951 | cur_bb_spur = ath9k_hw_eeprom_get_spur_chan(ah, i, is2GHz); |
| 4952 | if (AR_NO_SPUR == cur_bb_spur) |
| 4953 | break; |
| 4954 | cur_bb_spur = cur_bb_spur - (chan->channel * 10); |
| 4955 | if ((cur_bb_spur > -95) && (cur_bb_spur < 95)) { |
| 4956 | bb_spur = cur_bb_spur; |
| 4957 | break; |
| 4958 | } |
| 4959 | } |
| 4960 | |
| 4961 | if (AR_NO_SPUR == bb_spur) |
| 4962 | return; |
| 4963 | |
| 4964 | bin = bb_spur * 32; |
| 4965 | |
| 4966 | tmp = REG_READ(ah, AR_PHY_TIMING_CTRL4(0)); |
| 4967 | new = tmp | (AR_PHY_TIMING_CTRL4_ENABLE_SPUR_RSSI | |
| 4968 | AR_PHY_TIMING_CTRL4_ENABLE_SPUR_FILTER | |
| 4969 | AR_PHY_TIMING_CTRL4_ENABLE_CHAN_MASK | |
| 4970 | AR_PHY_TIMING_CTRL4_ENABLE_PILOT_MASK); |
| 4971 | |
| 4972 | REG_WRITE(ah, AR_PHY_TIMING_CTRL4(0), new); |
| 4973 | |
| 4974 | new = (AR_PHY_SPUR_REG_MASK_RATE_CNTL | |
| 4975 | AR_PHY_SPUR_REG_ENABLE_MASK_PPM | |
| 4976 | AR_PHY_SPUR_REG_MASK_RATE_SELECT | |
| 4977 | AR_PHY_SPUR_REG_ENABLE_VIT_SPUR_RSSI | |
| 4978 | SM(SPUR_RSSI_THRESH, AR_PHY_SPUR_REG_SPUR_RSSI_THRESH)); |
| 4979 | REG_WRITE(ah, AR_PHY_SPUR_REG, new); |
| 4980 | |
| 4981 | spur_delta_phase = ((bb_spur * 524288) / 100) & |
| 4982 | AR_PHY_TIMING11_SPUR_DELTA_PHASE; |
| 4983 | |
| 4984 | denominator = IS_CHAN_2GHZ(chan) ? 440 : 400; |
| 4985 | spur_freq_sd = ((bb_spur * 2048) / denominator) & 0x3ff; |
| 4986 | |
| 4987 | new = (AR_PHY_TIMING11_USE_SPUR_IN_AGC | |
| 4988 | SM(spur_freq_sd, AR_PHY_TIMING11_SPUR_FREQ_SD) | |
| 4989 | SM(spur_delta_phase, AR_PHY_TIMING11_SPUR_DELTA_PHASE)); |
| 4990 | REG_WRITE(ah, AR_PHY_TIMING11, new); |
| 4991 | |
| 4992 | cur_bin = -6000; |
| 4993 | upper = bin + 100; |
| 4994 | lower = bin - 100; |
| 4995 | |
| 4996 | for (i = 0; i < 4; i++) { |
| 4997 | int pilot_mask = 0; |
| 4998 | int chan_mask = 0; |
| 4999 | int bp = 0; |
| 5000 | for (bp = 0; bp < 30; bp++) { |
| 5001 | if ((cur_bin > lower) && (cur_bin < upper)) { |
| 5002 | pilot_mask = pilot_mask | 0x1 << bp; |
| 5003 | chan_mask = chan_mask | 0x1 << bp; |
| 5004 | } |
| 5005 | cur_bin += 100; |
| 5006 | } |
| 5007 | cur_bin += inc[i]; |
| 5008 | REG_WRITE(ah, pilot_mask_reg[i], pilot_mask); |
| 5009 | REG_WRITE(ah, chan_mask_reg[i], chan_mask); |
| 5010 | } |
| 5011 | |
| 5012 | cur_vit_mask = 6100; |
| 5013 | upper = bin + 120; |
| 5014 | lower = bin - 120; |
| 5015 | |
| 5016 | for (i = 0; i < 123; i++) { |
| 5017 | if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) { |
Adrian Bunk | 88b9e2b | 2008-08-05 22:06:51 +0300 | [diff] [blame] | 5018 | |
| 5019 | /* workaround for gcc bug #37014 */ |
| 5020 | volatile int tmp = abs(cur_vit_mask - bin); |
| 5021 | |
| 5022 | if (tmp < 75) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5023 | mask_amt = 1; |
| 5024 | else |
| 5025 | mask_amt = 0; |
| 5026 | if (cur_vit_mask < 0) |
| 5027 | mask_m[abs(cur_vit_mask / 100)] = mask_amt; |
| 5028 | else |
| 5029 | mask_p[cur_vit_mask / 100] = mask_amt; |
| 5030 | } |
| 5031 | cur_vit_mask -= 100; |
| 5032 | } |
| 5033 | |
| 5034 | tmp_mask = (mask_m[46] << 30) | (mask_m[47] << 28) |
| 5035 | | (mask_m[48] << 26) | (mask_m[49] << 24) |
| 5036 | | (mask_m[50] << 22) | (mask_m[51] << 20) |
| 5037 | | (mask_m[52] << 18) | (mask_m[53] << 16) |
| 5038 | | (mask_m[54] << 14) | (mask_m[55] << 12) |
| 5039 | | (mask_m[56] << 10) | (mask_m[57] << 8) |
| 5040 | | (mask_m[58] << 6) | (mask_m[59] << 4) |
| 5041 | | (mask_m[60] << 2) | (mask_m[61] << 0); |
| 5042 | REG_WRITE(ah, AR_PHY_BIN_MASK_1, tmp_mask); |
| 5043 | REG_WRITE(ah, AR_PHY_VIT_MASK2_M_46_61, tmp_mask); |
| 5044 | |
| 5045 | tmp_mask = (mask_m[31] << 28) |
| 5046 | | (mask_m[32] << 26) | (mask_m[33] << 24) |
| 5047 | | (mask_m[34] << 22) | (mask_m[35] << 20) |
| 5048 | | (mask_m[36] << 18) | (mask_m[37] << 16) |
| 5049 | | (mask_m[48] << 14) | (mask_m[39] << 12) |
| 5050 | | (mask_m[40] << 10) | (mask_m[41] << 8) |
| 5051 | | (mask_m[42] << 6) | (mask_m[43] << 4) |
| 5052 | | (mask_m[44] << 2) | (mask_m[45] << 0); |
| 5053 | REG_WRITE(ah, AR_PHY_BIN_MASK_2, tmp_mask); |
| 5054 | REG_WRITE(ah, AR_PHY_MASK2_M_31_45, tmp_mask); |
| 5055 | |
| 5056 | tmp_mask = (mask_m[16] << 30) | (mask_m[16] << 28) |
| 5057 | | (mask_m[18] << 26) | (mask_m[18] << 24) |
| 5058 | | (mask_m[20] << 22) | (mask_m[20] << 20) |
| 5059 | | (mask_m[22] << 18) | (mask_m[22] << 16) |
| 5060 | | (mask_m[24] << 14) | (mask_m[24] << 12) |
| 5061 | | (mask_m[25] << 10) | (mask_m[26] << 8) |
| 5062 | | (mask_m[27] << 6) | (mask_m[28] << 4) |
| 5063 | | (mask_m[29] << 2) | (mask_m[30] << 0); |
| 5064 | REG_WRITE(ah, AR_PHY_BIN_MASK_3, tmp_mask); |
| 5065 | REG_WRITE(ah, AR_PHY_MASK2_M_16_30, tmp_mask); |
| 5066 | |
| 5067 | tmp_mask = (mask_m[0] << 30) | (mask_m[1] << 28) |
| 5068 | | (mask_m[2] << 26) | (mask_m[3] << 24) |
| 5069 | | (mask_m[4] << 22) | (mask_m[5] << 20) |
| 5070 | | (mask_m[6] << 18) | (mask_m[7] << 16) |
| 5071 | | (mask_m[8] << 14) | (mask_m[9] << 12) |
| 5072 | | (mask_m[10] << 10) | (mask_m[11] << 8) |
| 5073 | | (mask_m[12] << 6) | (mask_m[13] << 4) |
| 5074 | | (mask_m[14] << 2) | (mask_m[15] << 0); |
| 5075 | REG_WRITE(ah, AR_PHY_MASK_CTL, tmp_mask); |
| 5076 | REG_WRITE(ah, AR_PHY_MASK2_M_00_15, tmp_mask); |
| 5077 | |
| 5078 | tmp_mask = (mask_p[15] << 28) |
| 5079 | | (mask_p[14] << 26) | (mask_p[13] << 24) |
| 5080 | | (mask_p[12] << 22) | (mask_p[11] << 20) |
| 5081 | | (mask_p[10] << 18) | (mask_p[9] << 16) |
| 5082 | | (mask_p[8] << 14) | (mask_p[7] << 12) |
| 5083 | | (mask_p[6] << 10) | (mask_p[5] << 8) |
| 5084 | | (mask_p[4] << 6) | (mask_p[3] << 4) |
| 5085 | | (mask_p[2] << 2) | (mask_p[1] << 0); |
| 5086 | REG_WRITE(ah, AR_PHY_BIN_MASK2_1, tmp_mask); |
| 5087 | REG_WRITE(ah, AR_PHY_MASK2_P_15_01, tmp_mask); |
| 5088 | |
| 5089 | tmp_mask = (mask_p[30] << 28) |
| 5090 | | (mask_p[29] << 26) | (mask_p[28] << 24) |
| 5091 | | (mask_p[27] << 22) | (mask_p[26] << 20) |
| 5092 | | (mask_p[25] << 18) | (mask_p[24] << 16) |
| 5093 | | (mask_p[23] << 14) | (mask_p[22] << 12) |
| 5094 | | (mask_p[21] << 10) | (mask_p[20] << 8) |
| 5095 | | (mask_p[19] << 6) | (mask_p[18] << 4) |
| 5096 | | (mask_p[17] << 2) | (mask_p[16] << 0); |
| 5097 | REG_WRITE(ah, AR_PHY_BIN_MASK2_2, tmp_mask); |
| 5098 | REG_WRITE(ah, AR_PHY_MASK2_P_30_16, tmp_mask); |
| 5099 | |
| 5100 | tmp_mask = (mask_p[45] << 28) |
| 5101 | | (mask_p[44] << 26) | (mask_p[43] << 24) |
| 5102 | | (mask_p[42] << 22) | (mask_p[41] << 20) |
| 5103 | | (mask_p[40] << 18) | (mask_p[39] << 16) |
| 5104 | | (mask_p[38] << 14) | (mask_p[37] << 12) |
| 5105 | | (mask_p[36] << 10) | (mask_p[35] << 8) |
| 5106 | | (mask_p[34] << 6) | (mask_p[33] << 4) |
| 5107 | | (mask_p[32] << 2) | (mask_p[31] << 0); |
| 5108 | REG_WRITE(ah, AR_PHY_BIN_MASK2_3, tmp_mask); |
| 5109 | REG_WRITE(ah, AR_PHY_MASK2_P_45_31, tmp_mask); |
| 5110 | |
| 5111 | tmp_mask = (mask_p[61] << 30) | (mask_p[60] << 28) |
| 5112 | | (mask_p[59] << 26) | (mask_p[58] << 24) |
| 5113 | | (mask_p[57] << 22) | (mask_p[56] << 20) |
| 5114 | | (mask_p[55] << 18) | (mask_p[54] << 16) |
| 5115 | | (mask_p[53] << 14) | (mask_p[52] << 12) |
| 5116 | | (mask_p[51] << 10) | (mask_p[50] << 8) |
| 5117 | | (mask_p[49] << 6) | (mask_p[48] << 4) |
| 5118 | | (mask_p[47] << 2) | (mask_p[46] << 0); |
| 5119 | REG_WRITE(ah, AR_PHY_BIN_MASK2_4, tmp_mask); |
| 5120 | REG_WRITE(ah, AR_PHY_MASK2_P_61_45, tmp_mask); |
| 5121 | } |
| 5122 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 5123 | static void ath9k_hw_init_chain_masks(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5124 | { |
| 5125 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5126 | int rx_chainmask, tx_chainmask; |
| 5127 | |
| 5128 | rx_chainmask = ahp->ah_rxchainmask; |
| 5129 | tx_chainmask = ahp->ah_txchainmask; |
| 5130 | |
| 5131 | switch (rx_chainmask) { |
| 5132 | case 0x5: |
| 5133 | REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, |
| 5134 | AR_PHY_SWAP_ALT_CHAIN); |
| 5135 | case 0x3: |
| 5136 | if (((ah)->ah_macVersion <= AR_SREV_VERSION_9160)) { |
| 5137 | REG_WRITE(ah, AR_PHY_RX_CHAINMASK, 0x7); |
| 5138 | REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, 0x7); |
| 5139 | break; |
| 5140 | } |
| 5141 | case 0x1: |
| 5142 | case 0x2: |
| 5143 | if (!AR_SREV_9280(ah)) |
| 5144 | break; |
| 5145 | case 0x7: |
| 5146 | REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx_chainmask); |
| 5147 | REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx_chainmask); |
| 5148 | break; |
| 5149 | default: |
| 5150 | break; |
| 5151 | } |
| 5152 | |
| 5153 | REG_WRITE(ah, AR_SELFGEN_MASK, tx_chainmask); |
| 5154 | if (tx_chainmask == 0x5) { |
| 5155 | REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, |
| 5156 | AR_PHY_SWAP_ALT_CHAIN); |
| 5157 | } |
| 5158 | if (AR_SREV_9100(ah)) |
| 5159 | REG_WRITE(ah, AR_PHY_ANALOG_SWAP, |
| 5160 | REG_READ(ah, AR_PHY_ANALOG_SWAP) | 0x00000001); |
| 5161 | } |
| 5162 | |
| 5163 | static void ath9k_hw_set_addac(struct ath_hal *ah, |
| 5164 | struct ath9k_channel *chan) |
| 5165 | { |
| 5166 | struct modal_eep_header *pModal; |
| 5167 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5168 | struct ar5416_eeprom *eep = &ahp->ah_eeprom; |
| 5169 | u8 biaslevel; |
| 5170 | |
| 5171 | if (ah->ah_macVersion != AR_SREV_VERSION_9160) |
| 5172 | return; |
| 5173 | |
| 5174 | if (ar5416_get_eep_rev(ahp) < AR5416_EEP_MINOR_VER_7) |
| 5175 | return; |
| 5176 | |
| 5177 | pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]); |
| 5178 | |
| 5179 | if (pModal->xpaBiasLvl != 0xff) { |
| 5180 | biaslevel = pModal->xpaBiasLvl; |
| 5181 | } else { |
| 5182 | |
| 5183 | u16 resetFreqBin, freqBin, freqCount = 0; |
| 5184 | struct chan_centers centers; |
| 5185 | |
| 5186 | ath9k_hw_get_channel_centers(ah, chan, ¢ers); |
| 5187 | |
| 5188 | resetFreqBin = |
| 5189 | FREQ2FBIN(centers.synth_center, IS_CHAN_2GHZ(chan)); |
| 5190 | freqBin = pModal->xpaBiasLvlFreq[0] & 0xff; |
| 5191 | biaslevel = (u8) (pModal->xpaBiasLvlFreq[0] >> 14); |
| 5192 | |
| 5193 | freqCount++; |
| 5194 | |
| 5195 | while (freqCount < 3) { |
| 5196 | if (pModal->xpaBiasLvlFreq[freqCount] == 0x0) |
| 5197 | break; |
| 5198 | |
| 5199 | freqBin = pModal->xpaBiasLvlFreq[freqCount] & 0xff; |
| 5200 | if (resetFreqBin >= freqBin) { |
| 5201 | biaslevel = |
| 5202 | (u8) (pModal-> |
| 5203 | xpaBiasLvlFreq[freqCount] |
| 5204 | >> 14); |
| 5205 | } else { |
| 5206 | break; |
| 5207 | } |
| 5208 | freqCount++; |
| 5209 | } |
| 5210 | } |
| 5211 | |
| 5212 | if (IS_CHAN_2GHZ(chan)) { |
| 5213 | INI_RA(&ahp->ah_iniAddac, 7, 1) = |
| 5214 | (INI_RA(&ahp->ah_iniAddac, 7, 1) & (~0x18)) | biaslevel |
| 5215 | << 3; |
| 5216 | } else { |
| 5217 | INI_RA(&ahp->ah_iniAddac, 6, 1) = |
| 5218 | (INI_RA(&ahp->ah_iniAddac, 6, 1) & (~0xc0)) | biaslevel |
| 5219 | << 6; |
| 5220 | } |
| 5221 | } |
| 5222 | |
| 5223 | static u32 ath9k_hw_mac_usec(struct ath_hal *ah, u32 clks) |
| 5224 | { |
| 5225 | if (ah->ah_curchan != NULL) |
| 5226 | return clks / |
| 5227 | CLOCK_RATE[ath9k_hw_chan2wmode(ah, ah->ah_curchan)]; |
| 5228 | else |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 5229 | return clks / CLOCK_RATE[ATH9K_MODE_11B]; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5230 | } |
| 5231 | |
| 5232 | static u32 ath9k_hw_mac_to_usec(struct ath_hal *ah, u32 clks) |
| 5233 | { |
| 5234 | struct ath9k_channel *chan = ah->ah_curchan; |
| 5235 | |
| 5236 | if (chan && IS_CHAN_HT40(chan)) |
| 5237 | return ath9k_hw_mac_usec(ah, clks) / 2; |
| 5238 | else |
| 5239 | return ath9k_hw_mac_usec(ah, clks); |
| 5240 | } |
| 5241 | |
| 5242 | static u32 ath9k_hw_mac_clks(struct ath_hal *ah, u32 usecs) |
| 5243 | { |
| 5244 | if (ah->ah_curchan != NULL) |
| 5245 | return usecs * CLOCK_RATE[ath9k_hw_chan2wmode(ah, |
| 5246 | ah->ah_curchan)]; |
| 5247 | else |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 5248 | return usecs * CLOCK_RATE[ATH9K_MODE_11B]; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5249 | } |
| 5250 | |
| 5251 | static u32 ath9k_hw_mac_to_clks(struct ath_hal *ah, u32 usecs) |
| 5252 | { |
| 5253 | struct ath9k_channel *chan = ah->ah_curchan; |
| 5254 | |
| 5255 | if (chan && IS_CHAN_HT40(chan)) |
| 5256 | return ath9k_hw_mac_clks(ah, usecs) * 2; |
| 5257 | else |
| 5258 | return ath9k_hw_mac_clks(ah, usecs); |
| 5259 | } |
| 5260 | |
| 5261 | static bool ath9k_hw_set_ack_timeout(struct ath_hal *ah, u32 us) |
| 5262 | { |
| 5263 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5264 | |
| 5265 | if (us > ath9k_hw_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_ACK))) { |
| 5266 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: bad ack timeout %u\n", |
| 5267 | __func__, us); |
| 5268 | ahp->ah_acktimeout = (u32) -1; |
| 5269 | return false; |
| 5270 | } else { |
| 5271 | REG_RMW_FIELD(ah, AR_TIME_OUT, |
| 5272 | AR_TIME_OUT_ACK, ath9k_hw_mac_to_clks(ah, us)); |
| 5273 | ahp->ah_acktimeout = us; |
| 5274 | return true; |
| 5275 | } |
| 5276 | } |
| 5277 | |
| 5278 | static bool ath9k_hw_set_cts_timeout(struct ath_hal *ah, u32 us) |
| 5279 | { |
| 5280 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5281 | |
| 5282 | if (us > ath9k_hw_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_CTS))) { |
| 5283 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: bad cts timeout %u\n", |
| 5284 | __func__, us); |
| 5285 | ahp->ah_ctstimeout = (u32) -1; |
| 5286 | return false; |
| 5287 | } else { |
| 5288 | REG_RMW_FIELD(ah, AR_TIME_OUT, |
| 5289 | AR_TIME_OUT_CTS, ath9k_hw_mac_to_clks(ah, us)); |
| 5290 | ahp->ah_ctstimeout = us; |
| 5291 | return true; |
| 5292 | } |
| 5293 | } |
| 5294 | static bool ath9k_hw_set_global_txtimeout(struct ath_hal *ah, |
| 5295 | u32 tu) |
| 5296 | { |
| 5297 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5298 | |
| 5299 | if (tu > 0xFFFF) { |
| 5300 | DPRINTF(ah->ah_sc, ATH_DBG_XMIT, |
| 5301 | "%s: bad global tx timeout %u\n", __func__, tu); |
| 5302 | ahp->ah_globaltxtimeout = (u32) -1; |
| 5303 | return false; |
| 5304 | } else { |
| 5305 | REG_RMW_FIELD(ah, AR_GTXTO, AR_GTXTO_TIMEOUT_LIMIT, tu); |
| 5306 | ahp->ah_globaltxtimeout = tu; |
| 5307 | return true; |
| 5308 | } |
| 5309 | } |
| 5310 | |
| 5311 | bool ath9k_hw_setslottime(struct ath_hal *ah, u32 us) |
| 5312 | { |
| 5313 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5314 | |
| 5315 | if (us < ATH9K_SLOT_TIME_9 || us > ath9k_hw_mac_to_usec(ah, 0xffff)) { |
| 5316 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: bad slot time %u\n", |
| 5317 | __func__, us); |
| 5318 | ahp->ah_slottime = (u32) -1; |
| 5319 | return false; |
| 5320 | } else { |
| 5321 | REG_WRITE(ah, AR_D_GBL_IFS_SLOT, ath9k_hw_mac_to_clks(ah, us)); |
| 5322 | ahp->ah_slottime = us; |
| 5323 | return true; |
| 5324 | } |
| 5325 | } |
| 5326 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 5327 | static void ath9k_hw_init_user_settings(struct ath_hal *ah) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5328 | { |
| 5329 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5330 | |
| 5331 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, "--AP %s ahp->ah_miscMode 0x%x\n", |
| 5332 | __func__, ahp->ah_miscMode); |
| 5333 | if (ahp->ah_miscMode != 0) |
| 5334 | REG_WRITE(ah, AR_PCU_MISC, |
| 5335 | REG_READ(ah, AR_PCU_MISC) | ahp->ah_miscMode); |
| 5336 | if (ahp->ah_slottime != (u32) -1) |
| 5337 | ath9k_hw_setslottime(ah, ahp->ah_slottime); |
| 5338 | if (ahp->ah_acktimeout != (u32) -1) |
| 5339 | ath9k_hw_set_ack_timeout(ah, ahp->ah_acktimeout); |
| 5340 | if (ahp->ah_ctstimeout != (u32) -1) |
| 5341 | ath9k_hw_set_cts_timeout(ah, ahp->ah_ctstimeout); |
| 5342 | if (ahp->ah_globaltxtimeout != (u32) -1) |
| 5343 | ath9k_hw_set_global_txtimeout(ah, ahp->ah_globaltxtimeout); |
| 5344 | } |
| 5345 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 5346 | static int |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5347 | ath9k_hw_process_ini(struct ath_hal *ah, |
| 5348 | struct ath9k_channel *chan, |
| 5349 | enum ath9k_ht_macmode macmode) |
| 5350 | { |
| 5351 | int i, regWrites = 0; |
| 5352 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5353 | u32 modesIndex, freqIndex; |
| 5354 | int status; |
| 5355 | |
| 5356 | switch (chan->chanmode) { |
| 5357 | case CHANNEL_A: |
| 5358 | case CHANNEL_A_HT20: |
| 5359 | modesIndex = 1; |
| 5360 | freqIndex = 1; |
| 5361 | break; |
| 5362 | case CHANNEL_A_HT40PLUS: |
| 5363 | case CHANNEL_A_HT40MINUS: |
| 5364 | modesIndex = 2; |
| 5365 | freqIndex = 1; |
| 5366 | break; |
| 5367 | case CHANNEL_G: |
| 5368 | case CHANNEL_G_HT20: |
| 5369 | case CHANNEL_B: |
| 5370 | modesIndex = 4; |
| 5371 | freqIndex = 2; |
| 5372 | break; |
| 5373 | case CHANNEL_G_HT40PLUS: |
| 5374 | case CHANNEL_G_HT40MINUS: |
| 5375 | modesIndex = 3; |
| 5376 | freqIndex = 2; |
| 5377 | break; |
| 5378 | |
| 5379 | default: |
| 5380 | return -EINVAL; |
| 5381 | } |
| 5382 | |
| 5383 | REG_WRITE(ah, AR_PHY(0), 0x00000007); |
| 5384 | |
| 5385 | REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_EXTERNAL_RADIO); |
| 5386 | |
| 5387 | ath9k_hw_set_addac(ah, chan); |
| 5388 | |
| 5389 | if (AR_SREV_5416_V22_OR_LATER(ah)) { |
| 5390 | REG_WRITE_ARRAY(&ahp->ah_iniAddac, 1, regWrites); |
| 5391 | } else { |
| 5392 | struct ar5416IniArray temp; |
| 5393 | u32 addacSize = |
| 5394 | sizeof(u32) * ahp->ah_iniAddac.ia_rows * |
| 5395 | ahp->ah_iniAddac.ia_columns; |
| 5396 | |
| 5397 | memcpy(ahp->ah_addac5416_21, |
| 5398 | ahp->ah_iniAddac.ia_array, addacSize); |
| 5399 | |
| 5400 | (ahp->ah_addac5416_21)[31 * |
| 5401 | ahp->ah_iniAddac.ia_columns + 1] = 0; |
| 5402 | |
| 5403 | temp.ia_array = ahp->ah_addac5416_21; |
| 5404 | temp.ia_columns = ahp->ah_iniAddac.ia_columns; |
| 5405 | temp.ia_rows = ahp->ah_iniAddac.ia_rows; |
| 5406 | REG_WRITE_ARRAY(&temp, 1, regWrites); |
| 5407 | } |
| 5408 | REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC); |
| 5409 | |
| 5410 | for (i = 0; i < ahp->ah_iniModes.ia_rows; i++) { |
| 5411 | u32 reg = INI_RA(&ahp->ah_iniModes, i, 0); |
| 5412 | u32 val = INI_RA(&ahp->ah_iniModes, i, modesIndex); |
| 5413 | |
| 5414 | #ifdef CONFIG_SLOW_ANT_DIV |
| 5415 | if (ah->ah_devid == AR9280_DEVID_PCI) |
| 5416 | val = ath9k_hw_ini_fixup(ah, &ahp->ah_eeprom, reg, |
| 5417 | val); |
| 5418 | #endif |
| 5419 | |
| 5420 | REG_WRITE(ah, reg, val); |
| 5421 | |
| 5422 | if (reg >= 0x7800 && reg < 0x78a0 |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 5423 | && ah->ah_config.analog_shiftreg) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5424 | udelay(100); |
| 5425 | } |
| 5426 | |
| 5427 | DO_DELAY(regWrites); |
| 5428 | } |
| 5429 | |
| 5430 | for (i = 0; i < ahp->ah_iniCommon.ia_rows; i++) { |
| 5431 | u32 reg = INI_RA(&ahp->ah_iniCommon, i, 0); |
| 5432 | u32 val = INI_RA(&ahp->ah_iniCommon, i, 1); |
| 5433 | |
| 5434 | REG_WRITE(ah, reg, val); |
| 5435 | |
| 5436 | if (reg >= 0x7800 && reg < 0x78a0 |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 5437 | && ah->ah_config.analog_shiftreg) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5438 | udelay(100); |
| 5439 | } |
| 5440 | |
| 5441 | DO_DELAY(regWrites); |
| 5442 | } |
| 5443 | |
| 5444 | ath9k_hw_write_regs(ah, modesIndex, freqIndex, regWrites); |
| 5445 | |
| 5446 | if (AR_SREV_9280_20(ah) && IS_CHAN_A_5MHZ_SPACED(chan)) { |
| 5447 | REG_WRITE_ARRAY(&ahp->ah_iniModesAdditional, modesIndex, |
| 5448 | regWrites); |
| 5449 | } |
| 5450 | |
| 5451 | ath9k_hw_override_ini(ah, chan); |
| 5452 | ath9k_hw_set_regs(ah, chan, macmode); |
| 5453 | ath9k_hw_init_chain_masks(ah); |
| 5454 | |
| 5455 | status = ath9k_hw_set_txpower(ah, &ahp->ah_eeprom, chan, |
| 5456 | ath9k_regd_get_ctl(ah, chan), |
| 5457 | ath9k_regd_get_antenna_allowed(ah, |
| 5458 | chan), |
| 5459 | chan->maxRegTxPower * 2, |
| 5460 | min((u32) MAX_RATE_POWER, |
| 5461 | (u32) ah->ah_powerLimit)); |
| 5462 | if (status != 0) { |
| 5463 | DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, |
| 5464 | "%s: error init'ing transmit power\n", __func__); |
| 5465 | return -EIO; |
| 5466 | } |
| 5467 | |
| 5468 | if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) { |
| 5469 | DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, |
| 5470 | "%s: ar5416SetRfRegs failed\n", __func__); |
| 5471 | return -EIO; |
| 5472 | } |
| 5473 | |
| 5474 | return 0; |
| 5475 | } |
| 5476 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 5477 | static void ath9k_hw_setup_calibration(struct ath_hal *ah, |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5478 | struct hal_cal_list *currCal) |
| 5479 | { |
| 5480 | REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(0), |
| 5481 | AR_PHY_TIMING_CTRL4_IQCAL_LOG_COUNT_MAX, |
| 5482 | currCal->calData->calCountMax); |
| 5483 | |
| 5484 | switch (currCal->calData->calType) { |
| 5485 | case IQ_MISMATCH_CAL: |
| 5486 | REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ); |
| 5487 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5488 | "%s: starting IQ Mismatch Calibration\n", |
| 5489 | __func__); |
| 5490 | break; |
| 5491 | case ADC_GAIN_CAL: |
| 5492 | REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_GAIN); |
| 5493 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5494 | "%s: starting ADC Gain Calibration\n", __func__); |
| 5495 | break; |
| 5496 | case ADC_DC_CAL: |
| 5497 | REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_PER); |
| 5498 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5499 | "%s: starting ADC DC Calibration\n", __func__); |
| 5500 | break; |
| 5501 | case ADC_DC_INIT_CAL: |
| 5502 | REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_INIT); |
| 5503 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5504 | "%s: starting Init ADC DC Calibration\n", |
| 5505 | __func__); |
| 5506 | break; |
| 5507 | } |
| 5508 | |
| 5509 | REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), |
| 5510 | AR_PHY_TIMING_CTRL4_DO_CAL); |
| 5511 | } |
| 5512 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 5513 | static void ath9k_hw_reset_calibration(struct ath_hal *ah, |
| 5514 | struct hal_cal_list *currCal) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5515 | { |
| 5516 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5517 | int i; |
| 5518 | |
| 5519 | ath9k_hw_setup_calibration(ah, currCal); |
| 5520 | |
| 5521 | currCal->calState = CAL_RUNNING; |
| 5522 | |
| 5523 | for (i = 0; i < AR5416_MAX_CHAINS; i++) { |
| 5524 | ahp->ah_Meas0.sign[i] = 0; |
| 5525 | ahp->ah_Meas1.sign[i] = 0; |
| 5526 | ahp->ah_Meas2.sign[i] = 0; |
| 5527 | ahp->ah_Meas3.sign[i] = 0; |
| 5528 | } |
| 5529 | |
| 5530 | ahp->ah_CalSamples = 0; |
| 5531 | } |
| 5532 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 5533 | static void |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5534 | ath9k_hw_per_calibration(struct ath_hal *ah, |
| 5535 | struct ath9k_channel *ichan, |
| 5536 | u8 rxchainmask, |
| 5537 | struct hal_cal_list *currCal, |
| 5538 | bool *isCalDone) |
| 5539 | { |
| 5540 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5541 | |
| 5542 | *isCalDone = false; |
| 5543 | |
| 5544 | if (currCal->calState == CAL_RUNNING) { |
| 5545 | if (!(REG_READ(ah, |
| 5546 | AR_PHY_TIMING_CTRL4(0)) & |
| 5547 | AR_PHY_TIMING_CTRL4_DO_CAL)) { |
| 5548 | |
| 5549 | currCal->calData->calCollect(ah); |
| 5550 | |
| 5551 | ahp->ah_CalSamples++; |
| 5552 | |
| 5553 | if (ahp->ah_CalSamples >= |
| 5554 | currCal->calData->calNumSamples) { |
| 5555 | int i, numChains = 0; |
| 5556 | for (i = 0; i < AR5416_MAX_CHAINS; i++) { |
| 5557 | if (rxchainmask & (1 << i)) |
| 5558 | numChains++; |
| 5559 | } |
| 5560 | |
| 5561 | currCal->calData->calPostProc(ah, |
| 5562 | numChains); |
| 5563 | |
| 5564 | ichan->CalValid |= |
| 5565 | currCal->calData->calType; |
| 5566 | currCal->calState = CAL_DONE; |
| 5567 | *isCalDone = true; |
| 5568 | } else { |
| 5569 | ath9k_hw_setup_calibration(ah, currCal); |
| 5570 | } |
| 5571 | } |
| 5572 | } else if (!(ichan->CalValid & currCal->calData->calType)) { |
| 5573 | ath9k_hw_reset_calibration(ah, currCal); |
| 5574 | } |
| 5575 | } |
| 5576 | |
| 5577 | static inline bool ath9k_hw_run_init_cals(struct ath_hal *ah, |
| 5578 | int init_cal_count) |
| 5579 | { |
| 5580 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5581 | struct ath9k_channel ichan; |
| 5582 | bool isCalDone; |
| 5583 | struct hal_cal_list *currCal = ahp->ah_cal_list_curr; |
| 5584 | const struct hal_percal_data *calData = currCal->calData; |
| 5585 | int i; |
| 5586 | |
| 5587 | if (currCal == NULL) |
| 5588 | return false; |
| 5589 | |
| 5590 | ichan.CalValid = 0; |
| 5591 | |
| 5592 | for (i = 0; i < init_cal_count; i++) { |
| 5593 | ath9k_hw_reset_calibration(ah, currCal); |
| 5594 | |
| 5595 | if (!ath9k_hw_wait(ah, AR_PHY_TIMING_CTRL4(0), |
| 5596 | AR_PHY_TIMING_CTRL4_DO_CAL, 0)) { |
| 5597 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5598 | "%s: Cal %d failed to complete in 100ms.\n", |
| 5599 | __func__, calData->calType); |
| 5600 | |
| 5601 | ahp->ah_cal_list = ahp->ah_cal_list_last = |
| 5602 | ahp->ah_cal_list_curr = NULL; |
| 5603 | return false; |
| 5604 | } |
| 5605 | |
| 5606 | ath9k_hw_per_calibration(ah, &ichan, ahp->ah_rxchainmask, |
| 5607 | currCal, &isCalDone); |
| 5608 | if (!isCalDone) { |
| 5609 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5610 | "%s: Not able to run Init Cal %d.\n", |
| 5611 | __func__, calData->calType); |
| 5612 | } |
| 5613 | if (currCal->calNext) { |
| 5614 | currCal = currCal->calNext; |
| 5615 | calData = currCal->calData; |
| 5616 | } |
| 5617 | } |
| 5618 | |
| 5619 | ahp->ah_cal_list = ahp->ah_cal_list_last = ahp->ah_cal_list_curr = NULL; |
| 5620 | return true; |
| 5621 | } |
| 5622 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 5623 | static bool |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5624 | ath9k_hw_channel_change(struct ath_hal *ah, |
| 5625 | struct ath9k_channel *chan, |
| 5626 | enum ath9k_ht_macmode macmode) |
| 5627 | { |
| 5628 | u32 synthDelay, qnum; |
| 5629 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5630 | |
| 5631 | for (qnum = 0; qnum < AR_NUM_QCU; qnum++) { |
| 5632 | if (ath9k_hw_numtxpending(ah, qnum)) { |
| 5633 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, |
| 5634 | "%s: Transmit frames pending on queue %d\n", |
| 5635 | __func__, qnum); |
| 5636 | return false; |
| 5637 | } |
| 5638 | } |
| 5639 | |
| 5640 | REG_WRITE(ah, AR_PHY_RFBUS_REQ, AR_PHY_RFBUS_REQ_EN); |
| 5641 | if (!ath9k_hw_wait(ah, AR_PHY_RFBUS_GRANT, AR_PHY_RFBUS_GRANT_EN, |
| 5642 | AR_PHY_RFBUS_GRANT_EN)) { |
| 5643 | DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, |
| 5644 | "%s: Could not kill baseband RX\n", __func__); |
| 5645 | return false; |
| 5646 | } |
| 5647 | |
| 5648 | ath9k_hw_set_regs(ah, chan, macmode); |
| 5649 | |
| 5650 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
| 5651 | if (!(ath9k_hw_ar9280_set_channel(ah, chan))) { |
| 5652 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 5653 | "%s: failed to set channel\n", __func__); |
| 5654 | return false; |
| 5655 | } |
| 5656 | } else { |
| 5657 | if (!(ath9k_hw_set_channel(ah, chan))) { |
| 5658 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 5659 | "%s: failed to set channel\n", __func__); |
| 5660 | return false; |
| 5661 | } |
| 5662 | } |
| 5663 | |
| 5664 | if (ath9k_hw_set_txpower(ah, &ahp->ah_eeprom, chan, |
| 5665 | ath9k_regd_get_ctl(ah, chan), |
| 5666 | ath9k_regd_get_antenna_allowed(ah, chan), |
| 5667 | chan->maxRegTxPower * 2, |
| 5668 | min((u32) MAX_RATE_POWER, |
| 5669 | (u32) ah->ah_powerLimit)) != 0) { |
| 5670 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 5671 | "%s: error init'ing transmit power\n", __func__); |
| 5672 | return false; |
| 5673 | } |
| 5674 | |
| 5675 | synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; |
| 5676 | if (IS_CHAN_CCK(chan)) |
| 5677 | synthDelay = (4 * synthDelay) / 22; |
| 5678 | else |
| 5679 | synthDelay /= 10; |
| 5680 | |
| 5681 | udelay(synthDelay + BASE_ACTIVATE_DELAY); |
| 5682 | |
| 5683 | REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0); |
| 5684 | |
| 5685 | if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) |
| 5686 | ath9k_hw_set_delta_slope(ah, chan); |
| 5687 | |
| 5688 | if (AR_SREV_9280_10_OR_LATER(ah)) |
| 5689 | ath9k_hw_9280_spur_mitigate(ah, chan); |
| 5690 | else |
| 5691 | ath9k_hw_spur_mitigate(ah, chan); |
| 5692 | |
| 5693 | if (!chan->oneTimeCalsDone) |
| 5694 | chan->oneTimeCalsDone = true; |
| 5695 | |
| 5696 | return true; |
| 5697 | } |
| 5698 | |
| 5699 | static bool ath9k_hw_chip_reset(struct ath_hal *ah, |
| 5700 | struct ath9k_channel *chan) |
| 5701 | { |
| 5702 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5703 | |
| 5704 | if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM)) |
| 5705 | return false; |
| 5706 | |
| 5707 | if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) |
| 5708 | return false; |
| 5709 | |
| 5710 | ahp->ah_chipFullSleep = false; |
| 5711 | |
| 5712 | ath9k_hw_init_pll(ah, chan); |
| 5713 | |
| 5714 | ath9k_hw_set_rfmode(ah, chan); |
| 5715 | |
| 5716 | return true; |
| 5717 | } |
| 5718 | |
| 5719 | static inline void ath9k_hw_set_dma(struct ath_hal *ah) |
| 5720 | { |
| 5721 | u32 regval; |
| 5722 | |
| 5723 | regval = REG_READ(ah, AR_AHB_MODE); |
| 5724 | REG_WRITE(ah, AR_AHB_MODE, regval | AR_AHB_PREFETCH_RD_EN); |
| 5725 | |
| 5726 | regval = REG_READ(ah, AR_TXCFG) & ~AR_TXCFG_DMASZ_MASK; |
| 5727 | REG_WRITE(ah, AR_TXCFG, regval | AR_TXCFG_DMASZ_128B); |
| 5728 | |
| 5729 | REG_RMW_FIELD(ah, AR_TXCFG, AR_FTRIG, ah->ah_txTrigLevel); |
| 5730 | |
| 5731 | regval = REG_READ(ah, AR_RXCFG) & ~AR_RXCFG_DMASZ_MASK; |
| 5732 | REG_WRITE(ah, AR_RXCFG, regval | AR_RXCFG_DMASZ_128B); |
| 5733 | |
| 5734 | REG_WRITE(ah, AR_RXFIFO_CFG, 0x200); |
| 5735 | |
| 5736 | if (AR_SREV_9285(ah)) { |
| 5737 | REG_WRITE(ah, AR_PCU_TXBUF_CTRL, |
| 5738 | AR_9285_PCU_TXBUF_CTRL_USABLE_SIZE); |
| 5739 | } else { |
| 5740 | REG_WRITE(ah, AR_PCU_TXBUF_CTRL, |
| 5741 | AR_PCU_TXBUF_CTRL_USABLE_SIZE); |
| 5742 | } |
| 5743 | } |
| 5744 | |
| 5745 | bool ath9k_hw_stopdmarecv(struct ath_hal *ah) |
| 5746 | { |
| 5747 | REG_WRITE(ah, AR_CR, AR_CR_RXD); |
| 5748 | if (!ath9k_hw_wait(ah, AR_CR, AR_CR_RXE, 0)) { |
| 5749 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, |
| 5750 | "%s: dma failed to stop in 10ms\n" |
| 5751 | "AR_CR=0x%08x\nAR_DIAG_SW=0x%08x\n", |
| 5752 | __func__, |
| 5753 | REG_READ(ah, AR_CR), REG_READ(ah, AR_DIAG_SW)); |
| 5754 | return false; |
| 5755 | } else { |
| 5756 | return true; |
| 5757 | } |
| 5758 | } |
| 5759 | |
| 5760 | void ath9k_hw_startpcureceive(struct ath_hal *ah) |
| 5761 | { |
| 5762 | REG_CLR_BIT(ah, AR_DIAG_SW, |
| 5763 | (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT)); |
| 5764 | |
| 5765 | ath9k_enable_mib_counters(ah); |
| 5766 | |
| 5767 | ath9k_ani_reset(ah); |
| 5768 | } |
| 5769 | |
| 5770 | void ath9k_hw_stoppcurecv(struct ath_hal *ah) |
| 5771 | { |
| 5772 | REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS); |
| 5773 | |
| 5774 | ath9k_hw_disable_mib_counters(ah); |
| 5775 | } |
| 5776 | |
| 5777 | static bool ath9k_hw_iscal_supported(struct ath_hal *ah, |
| 5778 | struct ath9k_channel *chan, |
| 5779 | enum hal_cal_types calType) |
| 5780 | { |
| 5781 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5782 | bool retval = false; |
| 5783 | |
| 5784 | switch (calType & ahp->ah_suppCals) { |
| 5785 | case IQ_MISMATCH_CAL: |
| 5786 | if (!IS_CHAN_B(chan)) |
| 5787 | retval = true; |
| 5788 | break; |
| 5789 | case ADC_GAIN_CAL: |
| 5790 | case ADC_DC_CAL: |
| 5791 | if (!IS_CHAN_B(chan) |
| 5792 | && !(IS_CHAN_2GHZ(chan) && IS_CHAN_HT20(chan))) |
| 5793 | retval = true; |
| 5794 | break; |
| 5795 | } |
| 5796 | |
| 5797 | return retval; |
| 5798 | } |
| 5799 | |
Sujith | ff9b662 | 2008-08-14 13:27:16 +0530 | [diff] [blame] | 5800 | static bool ath9k_hw_init_cal(struct ath_hal *ah, |
| 5801 | struct ath9k_channel *chan) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5802 | { |
| 5803 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5804 | struct ath9k_channel *ichan = |
| 5805 | ath9k_regd_check_channel(ah, chan); |
| 5806 | |
| 5807 | REG_WRITE(ah, AR_PHY_AGC_CONTROL, |
| 5808 | REG_READ(ah, AR_PHY_AGC_CONTROL) | |
| 5809 | AR_PHY_AGC_CONTROL_CAL); |
| 5810 | |
| 5811 | if (!ath9k_hw_wait |
| 5812 | (ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 0)) { |
| 5813 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5814 | "%s: offset calibration failed to complete in 1ms; " |
| 5815 | "noisy environment?\n", __func__); |
| 5816 | return false; |
| 5817 | } |
| 5818 | |
| 5819 | REG_WRITE(ah, AR_PHY_AGC_CONTROL, |
| 5820 | REG_READ(ah, AR_PHY_AGC_CONTROL) | |
| 5821 | AR_PHY_AGC_CONTROL_NF); |
| 5822 | |
| 5823 | ahp->ah_cal_list = ahp->ah_cal_list_last = ahp->ah_cal_list_curr = |
| 5824 | NULL; |
| 5825 | |
| 5826 | if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah)) { |
| 5827 | if (ath9k_hw_iscal_supported(ah, chan, ADC_GAIN_CAL)) { |
| 5828 | INIT_CAL(&ahp->ah_adcGainCalData); |
| 5829 | INSERT_CAL(ahp, &ahp->ah_adcGainCalData); |
| 5830 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5831 | "%s: enabling ADC Gain Calibration.\n", |
| 5832 | __func__); |
| 5833 | } |
| 5834 | if (ath9k_hw_iscal_supported(ah, chan, ADC_DC_CAL)) { |
| 5835 | INIT_CAL(&ahp->ah_adcDcCalData); |
| 5836 | INSERT_CAL(ahp, &ahp->ah_adcDcCalData); |
| 5837 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5838 | "%s: enabling ADC DC Calibration.\n", |
| 5839 | __func__); |
| 5840 | } |
| 5841 | if (ath9k_hw_iscal_supported(ah, chan, IQ_MISMATCH_CAL)) { |
| 5842 | INIT_CAL(&ahp->ah_iqCalData); |
| 5843 | INSERT_CAL(ahp, &ahp->ah_iqCalData); |
| 5844 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 5845 | "%s: enabling IQ Calibration.\n", |
| 5846 | __func__); |
| 5847 | } |
| 5848 | |
| 5849 | ahp->ah_cal_list_curr = ahp->ah_cal_list; |
| 5850 | |
| 5851 | if (ahp->ah_cal_list_curr) |
| 5852 | ath9k_hw_reset_calibration(ah, |
| 5853 | ahp->ah_cal_list_curr); |
| 5854 | } |
| 5855 | |
| 5856 | ichan->CalValid = 0; |
| 5857 | |
| 5858 | return true; |
| 5859 | } |
| 5860 | |
| 5861 | |
Sujith | b4696c8b | 2008-08-11 14:04:52 +0530 | [diff] [blame] | 5862 | bool ath9k_hw_reset(struct ath_hal *ah, |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5863 | struct ath9k_channel *chan, |
| 5864 | enum ath9k_ht_macmode macmode, |
| 5865 | u8 txchainmask, u8 rxchainmask, |
| 5866 | enum ath9k_ht_extprotspacing extprotspacing, |
| 5867 | bool bChannelChange, |
| 5868 | int *status) |
| 5869 | { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5870 | u32 saveLedState; |
| 5871 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 5872 | struct ath9k_channel *curchan = ah->ah_curchan; |
| 5873 | u32 saveDefAntenna; |
| 5874 | u32 macStaId1; |
| 5875 | int ecode; |
| 5876 | int i, rx_chainmask; |
| 5877 | |
| 5878 | ahp->ah_extprotspacing = extprotspacing; |
| 5879 | ahp->ah_txchainmask = txchainmask; |
| 5880 | ahp->ah_rxchainmask = rxchainmask; |
| 5881 | |
| 5882 | if (AR_SREV_9280(ah)) { |
| 5883 | ahp->ah_txchainmask &= 0x3; |
| 5884 | ahp->ah_rxchainmask &= 0x3; |
| 5885 | } |
| 5886 | |
| 5887 | if (ath9k_hw_check_chan(ah, chan) == NULL) { |
| 5888 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 5889 | "%s: invalid channel %u/0x%x; no mapping\n", |
| 5890 | __func__, chan->channel, chan->channelFlags); |
Luis R. Rodriguez | 1cf69cf | 2008-10-10 12:25:45 -0700 | [diff] [blame^] | 5891 | ecode = -EINVAL; |
| 5892 | goto bad; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5893 | } |
| 5894 | |
| 5895 | if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) |
| 5896 | return false; |
| 5897 | |
| 5898 | if (curchan) |
| 5899 | ath9k_hw_getnf(ah, curchan); |
| 5900 | |
| 5901 | if (bChannelChange && |
| 5902 | (ahp->ah_chipFullSleep != true) && |
| 5903 | (ah->ah_curchan != NULL) && |
| 5904 | (chan->channel != ah->ah_curchan->channel) && |
| 5905 | ((chan->channelFlags & CHANNEL_ALL) == |
| 5906 | (ah->ah_curchan->channelFlags & CHANNEL_ALL)) && |
| 5907 | (!AR_SREV_9280(ah) || (!IS_CHAN_A_5MHZ_SPACED(chan) && |
| 5908 | !IS_CHAN_A_5MHZ_SPACED(ah-> |
| 5909 | ah_curchan)))) { |
| 5910 | |
| 5911 | if (ath9k_hw_channel_change(ah, chan, macmode)) { |
| 5912 | ath9k_hw_loadnf(ah, ah->ah_curchan); |
| 5913 | ath9k_hw_start_nfcal(ah); |
| 5914 | return true; |
| 5915 | } |
| 5916 | } |
| 5917 | |
| 5918 | saveDefAntenna = REG_READ(ah, AR_DEF_ANTENNA); |
| 5919 | if (saveDefAntenna == 0) |
| 5920 | saveDefAntenna = 1; |
| 5921 | |
| 5922 | macStaId1 = REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_BASE_RATE_11B; |
| 5923 | |
| 5924 | saveLedState = REG_READ(ah, AR_CFG_LED) & |
| 5925 | (AR_CFG_LED_ASSOC_CTL | AR_CFG_LED_MODE_SEL | |
| 5926 | AR_CFG_LED_BLINK_THRESH_SEL | AR_CFG_LED_BLINK_SLOW); |
| 5927 | |
| 5928 | ath9k_hw_mark_phy_inactive(ah); |
| 5929 | |
| 5930 | if (!ath9k_hw_chip_reset(ah, chan)) { |
| 5931 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: chip reset failed\n", |
| 5932 | __func__); |
Luis R. Rodriguez | 1cf69cf | 2008-10-10 12:25:45 -0700 | [diff] [blame^] | 5933 | ecode = -EINVAL; |
| 5934 | goto bad; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5935 | } |
| 5936 | |
| 5937 | if (AR_SREV_9280(ah)) { |
| 5938 | REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, |
| 5939 | AR_GPIO_JTAG_DISABLE); |
| 5940 | |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 5941 | if (test_bit(ATH9K_MODE_11A, ah->ah_caps.wireless_modes)) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5942 | if (IS_CHAN_5GHZ(chan)) |
| 5943 | ath9k_hw_set_gpio(ah, 9, 0); |
| 5944 | else |
| 5945 | ath9k_hw_set_gpio(ah, 9, 1); |
| 5946 | } |
Vasanthakumar Thiagarajan | c83be68 | 2008-08-25 20:47:29 +0530 | [diff] [blame] | 5947 | ath9k_hw_cfg_output(ah, 9, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5948 | } |
| 5949 | |
| 5950 | ecode = ath9k_hw_process_ini(ah, chan, macmode); |
Luis R. Rodriguez | 1cf69cf | 2008-10-10 12:25:45 -0700 | [diff] [blame^] | 5951 | if (ecode != 0) { |
| 5952 | ecode = -EINVAL; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5953 | goto bad; |
Luis R. Rodriguez | 1cf69cf | 2008-10-10 12:25:45 -0700 | [diff] [blame^] | 5954 | } |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5955 | |
| 5956 | if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) |
| 5957 | ath9k_hw_set_delta_slope(ah, chan); |
| 5958 | |
| 5959 | if (AR_SREV_9280_10_OR_LATER(ah)) |
| 5960 | ath9k_hw_9280_spur_mitigate(ah, chan); |
| 5961 | else |
| 5962 | ath9k_hw_spur_mitigate(ah, chan); |
| 5963 | |
| 5964 | if (!ath9k_hw_eeprom_set_board_values(ah, chan)) { |
| 5965 | DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, |
| 5966 | "%s: error setting board options\n", __func__); |
Luis R. Rodriguez | 1cf69cf | 2008-10-10 12:25:45 -0700 | [diff] [blame^] | 5967 | ecode = -EIO; |
| 5968 | goto bad; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5969 | } |
| 5970 | |
| 5971 | ath9k_hw_decrease_chain_power(ah, chan); |
| 5972 | |
| 5973 | REG_WRITE(ah, AR_STA_ID0, get_unaligned_le32(ahp->ah_macaddr)); |
| 5974 | REG_WRITE(ah, AR_STA_ID1, get_unaligned_le16(ahp->ah_macaddr + 4) |
| 5975 | | macStaId1 |
| 5976 | | AR_STA_ID1_RTS_USE_DEF |
| 5977 | | (ah->ah_config. |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 5978 | ack_6mb ? AR_STA_ID1_ACKCTS_6MB : 0) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5979 | | ahp->ah_staId1Defaults); |
Sujith | b4696c8b | 2008-08-11 14:04:52 +0530 | [diff] [blame] | 5980 | ath9k_hw_set_operating_mode(ah, ah->ah_opmode); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 5981 | |
| 5982 | REG_WRITE(ah, AR_BSSMSKL, get_unaligned_le32(ahp->ah_bssidmask)); |
| 5983 | REG_WRITE(ah, AR_BSSMSKU, get_unaligned_le16(ahp->ah_bssidmask + 4)); |
| 5984 | |
| 5985 | REG_WRITE(ah, AR_DEF_ANTENNA, saveDefAntenna); |
| 5986 | |
| 5987 | REG_WRITE(ah, AR_BSS_ID0, get_unaligned_le32(ahp->ah_bssid)); |
| 5988 | REG_WRITE(ah, AR_BSS_ID1, get_unaligned_le16(ahp->ah_bssid + 4) | |
| 5989 | ((ahp->ah_assocId & 0x3fff) << AR_BSS_ID1_AID_S)); |
| 5990 | |
| 5991 | REG_WRITE(ah, AR_ISR, ~0); |
| 5992 | |
| 5993 | REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR); |
| 5994 | |
| 5995 | if (AR_SREV_9280_10_OR_LATER(ah)) { |
Luis R. Rodriguez | 1cf69cf | 2008-10-10 12:25:45 -0700 | [diff] [blame^] | 5996 | if (!(ath9k_hw_ar9280_set_channel(ah, chan))) { |
| 5997 | ecode = -EIO; |
| 5998 | goto bad; |
| 5999 | } |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6000 | } else { |
Luis R. Rodriguez | 1cf69cf | 2008-10-10 12:25:45 -0700 | [diff] [blame^] | 6001 | if (!(ath9k_hw_set_channel(ah, chan))) { |
| 6002 | ecode = -EIO; |
| 6003 | goto bad; |
| 6004 | } |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6005 | } |
| 6006 | |
| 6007 | for (i = 0; i < AR_NUM_DCU; i++) |
| 6008 | REG_WRITE(ah, AR_DQCUMASK(i), 1 << i); |
| 6009 | |
| 6010 | ahp->ah_intrTxqs = 0; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6011 | for (i = 0; i < ah->ah_caps.total_queues; i++) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6012 | ath9k_hw_resettxqueue(ah, i); |
| 6013 | |
Sujith | b4696c8b | 2008-08-11 14:04:52 +0530 | [diff] [blame] | 6014 | ath9k_hw_init_interrupt_masks(ah, ah->ah_opmode); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6015 | ath9k_hw_init_qos(ah); |
| 6016 | |
Vasanthakumar Thiagarajan | 500c064 | 2008-09-10 18:50:17 +0530 | [diff] [blame] | 6017 | #ifdef CONFIG_RFKILL |
| 6018 | if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT) |
| 6019 | ath9k_enable_rfkill(ah); |
| 6020 | #endif |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6021 | ath9k_hw_init_user_settings(ah); |
| 6022 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6023 | REG_WRITE(ah, AR_STA_ID1, |
| 6024 | REG_READ(ah, AR_STA_ID1) | AR_STA_ID1_PRESERVE_SEQNUM); |
| 6025 | |
| 6026 | ath9k_hw_set_dma(ah); |
| 6027 | |
| 6028 | REG_WRITE(ah, AR_OBS, 8); |
| 6029 | |
| 6030 | if (ahp->ah_intrMitigation) { |
| 6031 | |
| 6032 | REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, 500); |
| 6033 | REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, 2000); |
| 6034 | } |
| 6035 | |
| 6036 | ath9k_hw_init_bb(ah, chan); |
| 6037 | |
Luis R. Rodriguez | 1cf69cf | 2008-10-10 12:25:45 -0700 | [diff] [blame^] | 6038 | if (!ath9k_hw_init_cal(ah, chan)){ |
| 6039 | ecode = -EIO;; |
| 6040 | goto bad; |
| 6041 | } |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6042 | |
| 6043 | rx_chainmask = ahp->ah_rxchainmask; |
| 6044 | if ((rx_chainmask == 0x5) || (rx_chainmask == 0x3)) { |
| 6045 | REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx_chainmask); |
| 6046 | REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx_chainmask); |
| 6047 | } |
| 6048 | |
| 6049 | REG_WRITE(ah, AR_CFG_LED, saveLedState | AR_CFG_SCLK_32KHZ); |
| 6050 | |
| 6051 | if (AR_SREV_9100(ah)) { |
| 6052 | u32 mask; |
| 6053 | mask = REG_READ(ah, AR_CFG); |
| 6054 | if (mask & (AR_CFG_SWRB | AR_CFG_SWTB | AR_CFG_SWRG)) { |
| 6055 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 6056 | "%s CFG Byte Swap Set 0x%x\n", __func__, |
| 6057 | mask); |
| 6058 | } else { |
| 6059 | mask = |
| 6060 | INIT_CONFIG_STATUS | AR_CFG_SWRB | AR_CFG_SWTB; |
| 6061 | REG_WRITE(ah, AR_CFG, mask); |
| 6062 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 6063 | "%s Setting CFG 0x%x\n", __func__, |
| 6064 | REG_READ(ah, AR_CFG)); |
| 6065 | } |
| 6066 | } else { |
| 6067 | #ifdef __BIG_ENDIAN |
| 6068 | REG_WRITE(ah, AR_CFG, AR_CFG_SWTD | AR_CFG_SWRD); |
| 6069 | #endif |
| 6070 | } |
| 6071 | |
| 6072 | return true; |
| 6073 | bad: |
| 6074 | if (status) |
| 6075 | *status = ecode; |
| 6076 | return false; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6077 | } |
| 6078 | |
| 6079 | bool ath9k_hw_phy_disable(struct ath_hal *ah) |
| 6080 | { |
| 6081 | return ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM); |
| 6082 | } |
| 6083 | |
| 6084 | bool ath9k_hw_disable(struct ath_hal *ah) |
| 6085 | { |
| 6086 | if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) |
| 6087 | return false; |
| 6088 | |
| 6089 | return ath9k_hw_set_reset_reg(ah, ATH9K_RESET_COLD); |
| 6090 | } |
| 6091 | |
| 6092 | bool |
| 6093 | ath9k_hw_calibrate(struct ath_hal *ah, struct ath9k_channel *chan, |
| 6094 | u8 rxchainmask, bool longcal, |
| 6095 | bool *isCalDone) |
| 6096 | { |
| 6097 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6098 | struct hal_cal_list *currCal = ahp->ah_cal_list_curr; |
| 6099 | struct ath9k_channel *ichan = |
| 6100 | ath9k_regd_check_channel(ah, chan); |
| 6101 | |
| 6102 | *isCalDone = true; |
| 6103 | |
| 6104 | if (ichan == NULL) { |
| 6105 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, |
| 6106 | "%s: invalid channel %u/0x%x; no mapping\n", |
| 6107 | __func__, chan->channel, chan->channelFlags); |
| 6108 | return false; |
| 6109 | } |
| 6110 | |
| 6111 | if (currCal && |
| 6112 | (currCal->calState == CAL_RUNNING || |
| 6113 | currCal->calState == CAL_WAITING)) { |
| 6114 | ath9k_hw_per_calibration(ah, ichan, rxchainmask, currCal, |
| 6115 | isCalDone); |
| 6116 | if (*isCalDone) { |
| 6117 | ahp->ah_cal_list_curr = currCal = currCal->calNext; |
| 6118 | |
| 6119 | if (currCal->calState == CAL_WAITING) { |
| 6120 | *isCalDone = false; |
| 6121 | ath9k_hw_reset_calibration(ah, currCal); |
| 6122 | } |
| 6123 | } |
| 6124 | } |
| 6125 | |
| 6126 | if (longcal) { |
| 6127 | ath9k_hw_getnf(ah, ichan); |
| 6128 | ath9k_hw_loadnf(ah, ah->ah_curchan); |
| 6129 | ath9k_hw_start_nfcal(ah); |
| 6130 | |
| 6131 | if ((ichan->channelFlags & CHANNEL_CW_INT) != 0) { |
| 6132 | |
| 6133 | chan->channelFlags |= CHANNEL_CW_INT; |
| 6134 | ichan->channelFlags &= ~CHANNEL_CW_INT; |
| 6135 | } |
| 6136 | } |
| 6137 | |
| 6138 | return true; |
| 6139 | } |
| 6140 | |
| 6141 | static void ath9k_hw_iqcal_collect(struct ath_hal *ah) |
| 6142 | { |
| 6143 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6144 | int i; |
| 6145 | |
| 6146 | for (i = 0; i < AR5416_MAX_CHAINS; i++) { |
| 6147 | ahp->ah_totalPowerMeasI[i] += |
| 6148 | REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); |
| 6149 | ahp->ah_totalPowerMeasQ[i] += |
| 6150 | REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); |
| 6151 | ahp->ah_totalIqCorrMeas[i] += |
| 6152 | (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); |
| 6153 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6154 | "%d: Chn %d pmi=0x%08x;pmq=0x%08x;iqcm=0x%08x;\n", |
| 6155 | ahp->ah_CalSamples, i, ahp->ah_totalPowerMeasI[i], |
| 6156 | ahp->ah_totalPowerMeasQ[i], |
| 6157 | ahp->ah_totalIqCorrMeas[i]); |
| 6158 | } |
| 6159 | } |
| 6160 | |
| 6161 | static void ath9k_hw_adc_gaincal_collect(struct ath_hal *ah) |
| 6162 | { |
| 6163 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6164 | int i; |
| 6165 | |
| 6166 | for (i = 0; i < AR5416_MAX_CHAINS; i++) { |
| 6167 | ahp->ah_totalAdcIOddPhase[i] += |
| 6168 | REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); |
| 6169 | ahp->ah_totalAdcIEvenPhase[i] += |
| 6170 | REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); |
| 6171 | ahp->ah_totalAdcQOddPhase[i] += |
| 6172 | REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); |
| 6173 | ahp->ah_totalAdcQEvenPhase[i] += |
| 6174 | REG_READ(ah, AR_PHY_CAL_MEAS_3(i)); |
| 6175 | |
| 6176 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6177 | "%d: Chn %d oddi=0x%08x; eveni=0x%08x; " |
| 6178 | "oddq=0x%08x; evenq=0x%08x;\n", |
| 6179 | ahp->ah_CalSamples, i, |
| 6180 | ahp->ah_totalAdcIOddPhase[i], |
| 6181 | ahp->ah_totalAdcIEvenPhase[i], |
| 6182 | ahp->ah_totalAdcQOddPhase[i], |
| 6183 | ahp->ah_totalAdcQEvenPhase[i]); |
| 6184 | } |
| 6185 | } |
| 6186 | |
| 6187 | static void ath9k_hw_adc_dccal_collect(struct ath_hal *ah) |
| 6188 | { |
| 6189 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6190 | int i; |
| 6191 | |
| 6192 | for (i = 0; i < AR5416_MAX_CHAINS; i++) { |
| 6193 | ahp->ah_totalAdcDcOffsetIOddPhase[i] += |
| 6194 | (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_0(i)); |
| 6195 | ahp->ah_totalAdcDcOffsetIEvenPhase[i] += |
| 6196 | (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_1(i)); |
| 6197 | ahp->ah_totalAdcDcOffsetQOddPhase[i] += |
| 6198 | (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_2(i)); |
| 6199 | ahp->ah_totalAdcDcOffsetQEvenPhase[i] += |
| 6200 | (int32_t) REG_READ(ah, AR_PHY_CAL_MEAS_3(i)); |
| 6201 | |
| 6202 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6203 | "%d: Chn %d oddi=0x%08x; eveni=0x%08x; " |
| 6204 | "oddq=0x%08x; evenq=0x%08x;\n", |
| 6205 | ahp->ah_CalSamples, i, |
| 6206 | ahp->ah_totalAdcDcOffsetIOddPhase[i], |
| 6207 | ahp->ah_totalAdcDcOffsetIEvenPhase[i], |
| 6208 | ahp->ah_totalAdcDcOffsetQOddPhase[i], |
| 6209 | ahp->ah_totalAdcDcOffsetQEvenPhase[i]); |
| 6210 | } |
| 6211 | } |
| 6212 | |
| 6213 | static void ath9k_hw_iqcalibrate(struct ath_hal *ah, u8 numChains) |
| 6214 | { |
| 6215 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6216 | u32 powerMeasQ, powerMeasI, iqCorrMeas; |
| 6217 | u32 qCoffDenom, iCoffDenom; |
| 6218 | int32_t qCoff, iCoff; |
| 6219 | int iqCorrNeg, i; |
| 6220 | |
| 6221 | for (i = 0; i < numChains; i++) { |
| 6222 | powerMeasI = ahp->ah_totalPowerMeasI[i]; |
| 6223 | powerMeasQ = ahp->ah_totalPowerMeasQ[i]; |
| 6224 | iqCorrMeas = ahp->ah_totalIqCorrMeas[i]; |
| 6225 | |
| 6226 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6227 | "Starting IQ Cal and Correction for Chain %d\n", |
| 6228 | i); |
| 6229 | |
| 6230 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6231 | "Orignal: Chn %diq_corr_meas = 0x%08x\n", |
| 6232 | i, ahp->ah_totalIqCorrMeas[i]); |
| 6233 | |
| 6234 | iqCorrNeg = 0; |
| 6235 | |
| 6236 | |
| 6237 | if (iqCorrMeas > 0x80000000) { |
| 6238 | iqCorrMeas = (0xffffffff - iqCorrMeas) + 1; |
| 6239 | iqCorrNeg = 1; |
| 6240 | } |
| 6241 | |
| 6242 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6243 | "Chn %d pwr_meas_i = 0x%08x\n", i, powerMeasI); |
| 6244 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6245 | "Chn %d pwr_meas_q = 0x%08x\n", i, powerMeasQ); |
| 6246 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, "iqCorrNeg is 0x%08x\n", |
| 6247 | iqCorrNeg); |
| 6248 | |
| 6249 | iCoffDenom = (powerMeasI / 2 + powerMeasQ / 2) / 128; |
| 6250 | qCoffDenom = powerMeasQ / 64; |
| 6251 | |
| 6252 | if (powerMeasQ != 0) { |
| 6253 | |
| 6254 | iCoff = iqCorrMeas / iCoffDenom; |
| 6255 | qCoff = powerMeasI / qCoffDenom - 64; |
| 6256 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6257 | "Chn %d iCoff = 0x%08x\n", i, iCoff); |
| 6258 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6259 | "Chn %d qCoff = 0x%08x\n", i, qCoff); |
| 6260 | |
| 6261 | |
| 6262 | iCoff = iCoff & 0x3f; |
| 6263 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6264 | "New: Chn %d iCoff = 0x%08x\n", i, iCoff); |
| 6265 | if (iqCorrNeg == 0x0) |
| 6266 | iCoff = 0x40 - iCoff; |
| 6267 | |
| 6268 | if (qCoff > 15) |
| 6269 | qCoff = 15; |
| 6270 | else if (qCoff <= -16) |
| 6271 | qCoff = 16; |
| 6272 | |
| 6273 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6274 | "Chn %d : iCoff = 0x%x qCoff = 0x%x\n", |
| 6275 | i, iCoff, qCoff); |
| 6276 | |
| 6277 | REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i), |
| 6278 | AR_PHY_TIMING_CTRL4_IQCORR_Q_I_COFF, |
| 6279 | iCoff); |
| 6280 | REG_RMW_FIELD(ah, AR_PHY_TIMING_CTRL4(i), |
| 6281 | AR_PHY_TIMING_CTRL4_IQCORR_Q_Q_COFF, |
| 6282 | qCoff); |
| 6283 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6284 | "IQ Cal and Correction done for Chain %d\n", |
| 6285 | i); |
| 6286 | } |
| 6287 | } |
| 6288 | |
| 6289 | REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), |
| 6290 | AR_PHY_TIMING_CTRL4_IQCORR_ENABLE); |
| 6291 | } |
| 6292 | |
| 6293 | static void |
| 6294 | ath9k_hw_adc_gaincal_calibrate(struct ath_hal *ah, u8 numChains) |
| 6295 | { |
| 6296 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6297 | u32 iOddMeasOffset, iEvenMeasOffset, qOddMeasOffset, |
| 6298 | qEvenMeasOffset; |
| 6299 | u32 qGainMismatch, iGainMismatch, val, i; |
| 6300 | |
| 6301 | for (i = 0; i < numChains; i++) { |
| 6302 | iOddMeasOffset = ahp->ah_totalAdcIOddPhase[i]; |
| 6303 | iEvenMeasOffset = ahp->ah_totalAdcIEvenPhase[i]; |
| 6304 | qOddMeasOffset = ahp->ah_totalAdcQOddPhase[i]; |
| 6305 | qEvenMeasOffset = ahp->ah_totalAdcQEvenPhase[i]; |
| 6306 | |
| 6307 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6308 | "Starting ADC Gain Cal for Chain %d\n", i); |
| 6309 | |
| 6310 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6311 | "Chn %d pwr_meas_odd_i = 0x%08x\n", i, |
| 6312 | iOddMeasOffset); |
| 6313 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6314 | "Chn %d pwr_meas_even_i = 0x%08x\n", i, |
| 6315 | iEvenMeasOffset); |
| 6316 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6317 | "Chn %d pwr_meas_odd_q = 0x%08x\n", i, |
| 6318 | qOddMeasOffset); |
| 6319 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6320 | "Chn %d pwr_meas_even_q = 0x%08x\n", i, |
| 6321 | qEvenMeasOffset); |
| 6322 | |
| 6323 | if (iOddMeasOffset != 0 && qEvenMeasOffset != 0) { |
| 6324 | iGainMismatch = |
| 6325 | ((iEvenMeasOffset * 32) / |
| 6326 | iOddMeasOffset) & 0x3f; |
| 6327 | qGainMismatch = |
| 6328 | ((qOddMeasOffset * 32) / |
| 6329 | qEvenMeasOffset) & 0x3f; |
| 6330 | |
| 6331 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6332 | "Chn %d gain_mismatch_i = 0x%08x\n", i, |
| 6333 | iGainMismatch); |
| 6334 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6335 | "Chn %d gain_mismatch_q = 0x%08x\n", i, |
| 6336 | qGainMismatch); |
| 6337 | |
| 6338 | val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i)); |
| 6339 | val &= 0xfffff000; |
| 6340 | val |= (qGainMismatch) | (iGainMismatch << 6); |
| 6341 | REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val); |
| 6342 | |
| 6343 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6344 | "ADC Gain Cal done for Chain %d\n", i); |
| 6345 | } |
| 6346 | } |
| 6347 | |
| 6348 | REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0), |
| 6349 | REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) | |
| 6350 | AR_PHY_NEW_ADC_GAIN_CORR_ENABLE); |
| 6351 | } |
| 6352 | |
| 6353 | static void |
| 6354 | ath9k_hw_adc_dccal_calibrate(struct ath_hal *ah, u8 numChains) |
| 6355 | { |
| 6356 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6357 | u32 iOddMeasOffset, iEvenMeasOffset, val, i; |
| 6358 | int32_t qOddMeasOffset, qEvenMeasOffset, qDcMismatch, iDcMismatch; |
| 6359 | const struct hal_percal_data *calData = |
| 6360 | ahp->ah_cal_list_curr->calData; |
| 6361 | u32 numSamples = |
| 6362 | (1 << (calData->calCountMax + 5)) * calData->calNumSamples; |
| 6363 | |
| 6364 | for (i = 0; i < numChains; i++) { |
| 6365 | iOddMeasOffset = ahp->ah_totalAdcDcOffsetIOddPhase[i]; |
| 6366 | iEvenMeasOffset = ahp->ah_totalAdcDcOffsetIEvenPhase[i]; |
| 6367 | qOddMeasOffset = ahp->ah_totalAdcDcOffsetQOddPhase[i]; |
| 6368 | qEvenMeasOffset = ahp->ah_totalAdcDcOffsetQEvenPhase[i]; |
| 6369 | |
| 6370 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6371 | "Starting ADC DC Offset Cal for Chain %d\n", i); |
| 6372 | |
| 6373 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6374 | "Chn %d pwr_meas_odd_i = %d\n", i, |
| 6375 | iOddMeasOffset); |
| 6376 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6377 | "Chn %d pwr_meas_even_i = %d\n", i, |
| 6378 | iEvenMeasOffset); |
| 6379 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6380 | "Chn %d pwr_meas_odd_q = %d\n", i, |
| 6381 | qOddMeasOffset); |
| 6382 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6383 | "Chn %d pwr_meas_even_q = %d\n", i, |
| 6384 | qEvenMeasOffset); |
| 6385 | |
| 6386 | iDcMismatch = (((iEvenMeasOffset - iOddMeasOffset) * 2) / |
| 6387 | numSamples) & 0x1ff; |
| 6388 | qDcMismatch = (((qOddMeasOffset - qEvenMeasOffset) * 2) / |
| 6389 | numSamples) & 0x1ff; |
| 6390 | |
| 6391 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6392 | "Chn %d dc_offset_mismatch_i = 0x%08x\n", i, |
| 6393 | iDcMismatch); |
| 6394 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6395 | "Chn %d dc_offset_mismatch_q = 0x%08x\n", i, |
| 6396 | qDcMismatch); |
| 6397 | |
| 6398 | val = REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i)); |
| 6399 | val &= 0xc0000fff; |
| 6400 | val |= (qDcMismatch << 12) | (iDcMismatch << 21); |
| 6401 | REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(i), val); |
| 6402 | |
| 6403 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6404 | "ADC DC Offset Cal done for Chain %d\n", i); |
| 6405 | } |
| 6406 | |
| 6407 | REG_WRITE(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0), |
| 6408 | REG_READ(ah, AR_PHY_NEW_ADC_DC_GAIN_CORR(0)) | |
| 6409 | AR_PHY_NEW_ADC_DC_OFFSET_CORR_ENABLE); |
| 6410 | } |
| 6411 | |
| 6412 | bool ath9k_hw_set_txpowerlimit(struct ath_hal *ah, u32 limit) |
| 6413 | { |
| 6414 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6415 | struct ath9k_channel *chan = ah->ah_curchan; |
| 6416 | |
| 6417 | ah->ah_powerLimit = min(limit, (u32) MAX_RATE_POWER); |
| 6418 | |
| 6419 | if (ath9k_hw_set_txpower(ah, &ahp->ah_eeprom, chan, |
| 6420 | ath9k_regd_get_ctl(ah, chan), |
| 6421 | ath9k_regd_get_antenna_allowed(ah, |
| 6422 | chan), |
| 6423 | chan->maxRegTxPower * 2, |
| 6424 | min((u32) MAX_RATE_POWER, |
| 6425 | (u32) ah->ah_powerLimit)) != 0) |
| 6426 | return false; |
| 6427 | |
| 6428 | return true; |
| 6429 | } |
| 6430 | |
| 6431 | void |
| 6432 | ath9k_hw_get_channel_centers(struct ath_hal *ah, |
| 6433 | struct ath9k_channel *chan, |
| 6434 | struct chan_centers *centers) |
| 6435 | { |
| 6436 | int8_t extoff; |
| 6437 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6438 | |
| 6439 | if (!IS_CHAN_HT40(chan)) { |
| 6440 | centers->ctl_center = centers->ext_center = |
| 6441 | centers->synth_center = chan->channel; |
| 6442 | return; |
| 6443 | } |
| 6444 | |
| 6445 | if ((chan->chanmode == CHANNEL_A_HT40PLUS) || |
| 6446 | (chan->chanmode == CHANNEL_G_HT40PLUS)) { |
| 6447 | centers->synth_center = |
| 6448 | chan->channel + HT40_CHANNEL_CENTER_SHIFT; |
| 6449 | extoff = 1; |
| 6450 | } else { |
| 6451 | centers->synth_center = |
| 6452 | chan->channel - HT40_CHANNEL_CENTER_SHIFT; |
| 6453 | extoff = -1; |
| 6454 | } |
| 6455 | |
| 6456 | centers->ctl_center = centers->synth_center - (extoff * |
| 6457 | HT40_CHANNEL_CENTER_SHIFT); |
| 6458 | centers->ext_center = centers->synth_center + (extoff * |
| 6459 | ((ahp-> |
| 6460 | ah_extprotspacing |
| 6461 | == |
| 6462 | ATH9K_HT_EXTPROTSPACING_20) |
| 6463 | ? |
| 6464 | HT40_CHANNEL_CENTER_SHIFT |
| 6465 | : 15)); |
| 6466 | |
| 6467 | } |
| 6468 | |
| 6469 | void |
| 6470 | ath9k_hw_reset_calvalid(struct ath_hal *ah, struct ath9k_channel *chan, |
| 6471 | bool *isCalDone) |
| 6472 | { |
| 6473 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6474 | struct ath9k_channel *ichan = |
| 6475 | ath9k_regd_check_channel(ah, chan); |
| 6476 | struct hal_cal_list *currCal = ahp->ah_cal_list_curr; |
| 6477 | |
| 6478 | *isCalDone = true; |
| 6479 | |
| 6480 | if (!AR_SREV_9100(ah) && !AR_SREV_9160_10_OR_LATER(ah)) |
| 6481 | return; |
| 6482 | |
| 6483 | if (currCal == NULL) |
| 6484 | return; |
| 6485 | |
| 6486 | if (ichan == NULL) { |
| 6487 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6488 | "%s: invalid channel %u/0x%x; no mapping\n", |
| 6489 | __func__, chan->channel, chan->channelFlags); |
| 6490 | return; |
| 6491 | } |
| 6492 | |
| 6493 | |
| 6494 | if (currCal->calState != CAL_DONE) { |
| 6495 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6496 | "%s: Calibration state incorrect, %d\n", |
| 6497 | __func__, currCal->calState); |
| 6498 | return; |
| 6499 | } |
| 6500 | |
| 6501 | |
| 6502 | if (!ath9k_hw_iscal_supported(ah, chan, currCal->calData->calType)) |
| 6503 | return; |
| 6504 | |
| 6505 | DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, |
| 6506 | "%s: Resetting Cal %d state for channel %u/0x%x\n", |
| 6507 | __func__, currCal->calData->calType, chan->channel, |
| 6508 | chan->channelFlags); |
| 6509 | |
| 6510 | ichan->CalValid &= ~currCal->calData->calType; |
| 6511 | currCal->calState = CAL_WAITING; |
| 6512 | |
| 6513 | *isCalDone = false; |
| 6514 | } |
| 6515 | |
| 6516 | void ath9k_hw_getmac(struct ath_hal *ah, u8 *mac) |
| 6517 | { |
| 6518 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6519 | |
| 6520 | memcpy(mac, ahp->ah_macaddr, ETH_ALEN); |
| 6521 | } |
| 6522 | |
| 6523 | bool ath9k_hw_setmac(struct ath_hal *ah, const u8 *mac) |
| 6524 | { |
| 6525 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6526 | |
| 6527 | memcpy(ahp->ah_macaddr, mac, ETH_ALEN); |
| 6528 | return true; |
| 6529 | } |
| 6530 | |
| 6531 | void ath9k_hw_getbssidmask(struct ath_hal *ah, u8 *mask) |
| 6532 | { |
| 6533 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6534 | |
| 6535 | memcpy(mask, ahp->ah_bssidmask, ETH_ALEN); |
| 6536 | } |
| 6537 | |
| 6538 | bool |
| 6539 | ath9k_hw_setbssidmask(struct ath_hal *ah, const u8 *mask) |
| 6540 | { |
| 6541 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6542 | |
| 6543 | memcpy(ahp->ah_bssidmask, mask, ETH_ALEN); |
| 6544 | |
| 6545 | REG_WRITE(ah, AR_BSSMSKL, get_unaligned_le32(ahp->ah_bssidmask)); |
| 6546 | REG_WRITE(ah, AR_BSSMSKU, get_unaligned_le16(ahp->ah_bssidmask + 4)); |
| 6547 | |
| 6548 | return true; |
| 6549 | } |
| 6550 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6551 | void |
| 6552 | ath9k_hw_write_associd(struct ath_hal *ah, const u8 *bssid, |
| 6553 | u16 assocId) |
| 6554 | { |
| 6555 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6556 | |
| 6557 | memcpy(ahp->ah_bssid, bssid, ETH_ALEN); |
| 6558 | ahp->ah_assocId = assocId; |
| 6559 | |
| 6560 | REG_WRITE(ah, AR_BSS_ID0, get_unaligned_le32(ahp->ah_bssid)); |
| 6561 | REG_WRITE(ah, AR_BSS_ID1, get_unaligned_le16(ahp->ah_bssid + 4) | |
| 6562 | ((assocId & 0x3fff) << AR_BSS_ID1_AID_S)); |
| 6563 | } |
| 6564 | |
| 6565 | u64 ath9k_hw_gettsf64(struct ath_hal *ah) |
| 6566 | { |
| 6567 | u64 tsf; |
| 6568 | |
| 6569 | tsf = REG_READ(ah, AR_TSF_U32); |
| 6570 | tsf = (tsf << 32) | REG_READ(ah, AR_TSF_L32); |
| 6571 | return tsf; |
| 6572 | } |
| 6573 | |
| 6574 | void ath9k_hw_reset_tsf(struct ath_hal *ah) |
| 6575 | { |
| 6576 | int count; |
| 6577 | |
| 6578 | count = 0; |
| 6579 | while (REG_READ(ah, AR_SLP32_MODE) & AR_SLP32_TSF_WRITE_STATUS) { |
| 6580 | count++; |
| 6581 | if (count > 10) { |
| 6582 | DPRINTF(ah->ah_sc, ATH_DBG_RESET, |
| 6583 | "%s: AR_SLP32_TSF_WRITE_STATUS limit exceeded\n", |
| 6584 | __func__); |
| 6585 | break; |
| 6586 | } |
| 6587 | udelay(10); |
| 6588 | } |
| 6589 | REG_WRITE(ah, AR_RESET_TSF, AR_RESET_TSF_ONCE); |
| 6590 | } |
| 6591 | |
| 6592 | u32 ath9k_hw_getdefantenna(struct ath_hal *ah) |
| 6593 | { |
| 6594 | return REG_READ(ah, AR_DEF_ANTENNA) & 0x7; |
| 6595 | } |
| 6596 | |
| 6597 | void ath9k_hw_setantenna(struct ath_hal *ah, u32 antenna) |
| 6598 | { |
| 6599 | REG_WRITE(ah, AR_DEF_ANTENNA, (antenna & 0x7)); |
| 6600 | } |
| 6601 | |
| 6602 | bool |
| 6603 | ath9k_hw_setantennaswitch(struct ath_hal *ah, |
| 6604 | enum ath9k_ant_setting settings, |
| 6605 | struct ath9k_channel *chan, |
| 6606 | u8 *tx_chainmask, |
| 6607 | u8 *rx_chainmask, |
| 6608 | u8 *antenna_cfgd) |
| 6609 | { |
| 6610 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6611 | static u8 tx_chainmask_cfg, rx_chainmask_cfg; |
| 6612 | |
| 6613 | if (AR_SREV_9280(ah)) { |
| 6614 | if (!tx_chainmask_cfg) { |
| 6615 | |
| 6616 | tx_chainmask_cfg = *tx_chainmask; |
| 6617 | rx_chainmask_cfg = *rx_chainmask; |
| 6618 | } |
| 6619 | |
| 6620 | switch (settings) { |
| 6621 | case ATH9K_ANT_FIXED_A: |
| 6622 | *tx_chainmask = ATH9K_ANTENNA0_CHAINMASK; |
| 6623 | *rx_chainmask = ATH9K_ANTENNA0_CHAINMASK; |
| 6624 | *antenna_cfgd = true; |
| 6625 | break; |
| 6626 | case ATH9K_ANT_FIXED_B: |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6627 | if (ah->ah_caps.tx_chainmask > |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6628 | ATH9K_ANTENNA1_CHAINMASK) { |
| 6629 | *tx_chainmask = ATH9K_ANTENNA1_CHAINMASK; |
| 6630 | } |
| 6631 | *rx_chainmask = ATH9K_ANTENNA1_CHAINMASK; |
| 6632 | *antenna_cfgd = true; |
| 6633 | break; |
| 6634 | case ATH9K_ANT_VARIABLE: |
| 6635 | *tx_chainmask = tx_chainmask_cfg; |
| 6636 | *rx_chainmask = rx_chainmask_cfg; |
| 6637 | *antenna_cfgd = true; |
| 6638 | break; |
| 6639 | default: |
| 6640 | break; |
| 6641 | } |
| 6642 | } else { |
| 6643 | ahp->ah_diversityControl = settings; |
| 6644 | } |
| 6645 | |
| 6646 | return true; |
| 6647 | } |
| 6648 | |
| 6649 | void ath9k_hw_setopmode(struct ath_hal *ah) |
| 6650 | { |
| 6651 | ath9k_hw_set_operating_mode(ah, ah->ah_opmode); |
| 6652 | } |
| 6653 | |
| 6654 | bool |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6655 | ath9k_hw_getcapability(struct ath_hal *ah, enum ath9k_capability_type type, |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6656 | u32 capability, u32 *result) |
| 6657 | { |
| 6658 | struct ath_hal_5416 *ahp = AH5416(ah); |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6659 | const struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6660 | |
| 6661 | switch (type) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6662 | case ATH9K_CAP_CIPHER: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6663 | switch (capability) { |
| 6664 | case ATH9K_CIPHER_AES_CCM: |
| 6665 | case ATH9K_CIPHER_AES_OCB: |
| 6666 | case ATH9K_CIPHER_TKIP: |
| 6667 | case ATH9K_CIPHER_WEP: |
| 6668 | case ATH9K_CIPHER_MIC: |
| 6669 | case ATH9K_CIPHER_CLR: |
| 6670 | return true; |
| 6671 | default: |
| 6672 | return false; |
| 6673 | } |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6674 | case ATH9K_CAP_TKIP_MIC: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6675 | switch (capability) { |
| 6676 | case 0: |
| 6677 | return true; |
| 6678 | case 1: |
| 6679 | return (ahp->ah_staId1Defaults & |
| 6680 | AR_STA_ID1_CRPT_MIC_ENABLE) ? true : |
| 6681 | false; |
| 6682 | } |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6683 | case ATH9K_CAP_TKIP_SPLIT: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6684 | return (ahp->ah_miscMode & AR_PCU_MIC_NEW_LOC_ENA) ? |
| 6685 | false : true; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6686 | case ATH9K_CAP_WME_TKIPMIC: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6687 | return 0; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6688 | case ATH9K_CAP_PHYCOUNTERS: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6689 | return ahp->ah_hasHwPhyCounters ? 0 : -ENXIO; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6690 | case ATH9K_CAP_DIVERSITY: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6691 | return (REG_READ(ah, AR_PHY_CCK_DETECT) & |
| 6692 | AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV) ? |
| 6693 | true : false; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6694 | case ATH9K_CAP_PHYDIAG: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6695 | return true; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6696 | case ATH9K_CAP_MCAST_KEYSRCH: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6697 | switch (capability) { |
| 6698 | case 0: |
| 6699 | return true; |
| 6700 | case 1: |
| 6701 | if (REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_ADHOC) { |
| 6702 | return false; |
| 6703 | } else { |
| 6704 | return (ahp->ah_staId1Defaults & |
| 6705 | AR_STA_ID1_MCAST_KSRCH) ? true : |
| 6706 | false; |
| 6707 | } |
| 6708 | } |
| 6709 | return false; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6710 | case ATH9K_CAP_TSF_ADJUST: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6711 | return (ahp->ah_miscMode & AR_PCU_TX_ADD_TSF) ? |
| 6712 | true : false; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6713 | case ATH9K_CAP_RFSILENT: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6714 | if (capability == 3) |
| 6715 | return false; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6716 | case ATH9K_CAP_ANT_CFG_2GHZ: |
| 6717 | *result = pCap->num_antcfg_2ghz; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6718 | return true; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6719 | case ATH9K_CAP_ANT_CFG_5GHZ: |
| 6720 | *result = pCap->num_antcfg_5ghz; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6721 | return true; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6722 | case ATH9K_CAP_TXPOW: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6723 | switch (capability) { |
| 6724 | case 0: |
| 6725 | return 0; |
| 6726 | case 1: |
| 6727 | *result = ah->ah_powerLimit; |
| 6728 | return 0; |
| 6729 | case 2: |
| 6730 | *result = ah->ah_maxPowerLevel; |
| 6731 | return 0; |
| 6732 | case 3: |
| 6733 | *result = ah->ah_tpScale; |
| 6734 | return 0; |
| 6735 | } |
| 6736 | return false; |
| 6737 | default: |
| 6738 | return false; |
| 6739 | } |
| 6740 | } |
| 6741 | |
| 6742 | int |
| 6743 | ath9k_hw_select_antconfig(struct ath_hal *ah, u32 cfg) |
| 6744 | { |
| 6745 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6746 | struct ath9k_channel *chan = ah->ah_curchan; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6747 | const struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6748 | u16 ant_config; |
| 6749 | u32 halNumAntConfig; |
| 6750 | |
| 6751 | halNumAntConfig = |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6752 | IS_CHAN_2GHZ(chan) ? pCap->num_antcfg_2ghz : pCap-> |
| 6753 | num_antcfg_5ghz; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6754 | |
| 6755 | if (cfg < halNumAntConfig) { |
| 6756 | if (!ath9k_hw_get_eeprom_antenna_cfg(ahp, chan, |
| 6757 | cfg, &ant_config)) { |
| 6758 | REG_WRITE(ah, AR_PHY_SWITCH_COM, ant_config); |
| 6759 | return 0; |
| 6760 | } |
| 6761 | } |
| 6762 | |
| 6763 | return -EINVAL; |
| 6764 | } |
| 6765 | |
| 6766 | bool ath9k_hw_intrpend(struct ath_hal *ah) |
| 6767 | { |
| 6768 | u32 host_isr; |
| 6769 | |
| 6770 | if (AR_SREV_9100(ah)) |
| 6771 | return true; |
| 6772 | |
| 6773 | host_isr = REG_READ(ah, AR_INTR_ASYNC_CAUSE); |
| 6774 | if ((host_isr & AR_INTR_MAC_IRQ) && (host_isr != AR_INTR_SPURIOUS)) |
| 6775 | return true; |
| 6776 | |
| 6777 | host_isr = REG_READ(ah, AR_INTR_SYNC_CAUSE); |
| 6778 | if ((host_isr & AR_INTR_SYNC_DEFAULT) |
| 6779 | && (host_isr != AR_INTR_SPURIOUS)) |
| 6780 | return true; |
| 6781 | |
| 6782 | return false; |
| 6783 | } |
| 6784 | |
| 6785 | bool ath9k_hw_getisr(struct ath_hal *ah, enum ath9k_int *masked) |
| 6786 | { |
| 6787 | u32 isr = 0; |
| 6788 | u32 mask2 = 0; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6789 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6790 | u32 sync_cause = 0; |
| 6791 | bool fatal_int = false; |
| 6792 | |
| 6793 | if (!AR_SREV_9100(ah)) { |
| 6794 | if (REG_READ(ah, AR_INTR_ASYNC_CAUSE) & AR_INTR_MAC_IRQ) { |
| 6795 | if ((REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M) |
| 6796 | == AR_RTC_STATUS_ON) { |
| 6797 | isr = REG_READ(ah, AR_ISR); |
| 6798 | } |
| 6799 | } |
| 6800 | |
| 6801 | sync_cause = |
| 6802 | REG_READ(ah, |
| 6803 | AR_INTR_SYNC_CAUSE) & AR_INTR_SYNC_DEFAULT; |
| 6804 | |
| 6805 | *masked = 0; |
| 6806 | |
| 6807 | if (!isr && !sync_cause) |
| 6808 | return false; |
| 6809 | } else { |
| 6810 | *masked = 0; |
| 6811 | isr = REG_READ(ah, AR_ISR); |
| 6812 | } |
| 6813 | |
| 6814 | if (isr) { |
| 6815 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6816 | |
| 6817 | if (isr & AR_ISR_BCNMISC) { |
| 6818 | u32 isr2; |
| 6819 | isr2 = REG_READ(ah, AR_ISR_S2); |
| 6820 | if (isr2 & AR_ISR_S2_TIM) |
| 6821 | mask2 |= ATH9K_INT_TIM; |
| 6822 | if (isr2 & AR_ISR_S2_DTIM) |
| 6823 | mask2 |= ATH9K_INT_DTIM; |
| 6824 | if (isr2 & AR_ISR_S2_DTIMSYNC) |
| 6825 | mask2 |= ATH9K_INT_DTIMSYNC; |
| 6826 | if (isr2 & (AR_ISR_S2_CABEND)) |
| 6827 | mask2 |= ATH9K_INT_CABEND; |
| 6828 | if (isr2 & AR_ISR_S2_GTT) |
| 6829 | mask2 |= ATH9K_INT_GTT; |
| 6830 | if (isr2 & AR_ISR_S2_CST) |
| 6831 | mask2 |= ATH9K_INT_CST; |
| 6832 | } |
| 6833 | |
| 6834 | isr = REG_READ(ah, AR_ISR_RAC); |
| 6835 | if (isr == 0xffffffff) { |
| 6836 | *masked = 0; |
| 6837 | return false; |
| 6838 | } |
| 6839 | |
| 6840 | *masked = isr & ATH9K_INT_COMMON; |
| 6841 | |
| 6842 | if (ahp->ah_intrMitigation) { |
| 6843 | |
| 6844 | if (isr & (AR_ISR_RXMINTR | AR_ISR_RXINTM)) |
| 6845 | *masked |= ATH9K_INT_RX; |
| 6846 | } |
| 6847 | |
| 6848 | if (isr & (AR_ISR_RXOK | AR_ISR_RXERR)) |
| 6849 | *masked |= ATH9K_INT_RX; |
| 6850 | if (isr & |
| 6851 | (AR_ISR_TXOK | AR_ISR_TXDESC | AR_ISR_TXERR | |
| 6852 | AR_ISR_TXEOL)) { |
| 6853 | u32 s0_s, s1_s; |
| 6854 | |
| 6855 | *masked |= ATH9K_INT_TX; |
| 6856 | |
| 6857 | s0_s = REG_READ(ah, AR_ISR_S0_S); |
| 6858 | ahp->ah_intrTxqs |= MS(s0_s, AR_ISR_S0_QCU_TXOK); |
| 6859 | ahp->ah_intrTxqs |= MS(s0_s, AR_ISR_S0_QCU_TXDESC); |
| 6860 | |
| 6861 | s1_s = REG_READ(ah, AR_ISR_S1_S); |
| 6862 | ahp->ah_intrTxqs |= MS(s1_s, AR_ISR_S1_QCU_TXERR); |
| 6863 | ahp->ah_intrTxqs |= MS(s1_s, AR_ISR_S1_QCU_TXEOL); |
| 6864 | } |
| 6865 | |
| 6866 | if (isr & AR_ISR_RXORN) { |
| 6867 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, |
| 6868 | "%s: receive FIFO overrun interrupt\n", |
| 6869 | __func__); |
| 6870 | } |
| 6871 | |
| 6872 | if (!AR_SREV_9100(ah)) { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6873 | if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6874 | u32 isr5 = REG_READ(ah, AR_ISR_S5_S); |
| 6875 | if (isr5 & AR_ISR_S5_TIM_TIMER) |
| 6876 | *masked |= ATH9K_INT_TIM_TIMER; |
| 6877 | } |
| 6878 | } |
| 6879 | |
| 6880 | *masked |= mask2; |
| 6881 | } |
| 6882 | if (AR_SREV_9100(ah)) |
| 6883 | return true; |
| 6884 | if (sync_cause) { |
| 6885 | fatal_int = |
| 6886 | (sync_cause & |
| 6887 | (AR_INTR_SYNC_HOST1_FATAL | AR_INTR_SYNC_HOST1_PERR)) |
| 6888 | ? true : false; |
| 6889 | |
| 6890 | if (fatal_int) { |
| 6891 | if (sync_cause & AR_INTR_SYNC_HOST1_FATAL) { |
| 6892 | DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| 6893 | "%s: received PCI FATAL interrupt\n", |
| 6894 | __func__); |
| 6895 | } |
| 6896 | if (sync_cause & AR_INTR_SYNC_HOST1_PERR) { |
| 6897 | DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| 6898 | "%s: received PCI PERR interrupt\n", |
| 6899 | __func__); |
| 6900 | } |
| 6901 | } |
| 6902 | if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT) { |
| 6903 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, |
| 6904 | "%s: AR_INTR_SYNC_RADM_CPL_TIMEOUT\n", |
| 6905 | __func__); |
| 6906 | REG_WRITE(ah, AR_RC, AR_RC_HOSTIF); |
| 6907 | REG_WRITE(ah, AR_RC, 0); |
| 6908 | *masked |= ATH9K_INT_FATAL; |
| 6909 | } |
| 6910 | if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT) { |
| 6911 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, |
| 6912 | "%s: AR_INTR_SYNC_LOCAL_TIMEOUT\n", |
| 6913 | __func__); |
| 6914 | } |
| 6915 | |
| 6916 | REG_WRITE(ah, AR_INTR_SYNC_CAUSE_CLR, sync_cause); |
| 6917 | (void) REG_READ(ah, AR_INTR_SYNC_CAUSE_CLR); |
| 6918 | } |
| 6919 | return true; |
| 6920 | } |
| 6921 | |
| 6922 | enum ath9k_int ath9k_hw_intrget(struct ath_hal *ah) |
| 6923 | { |
| 6924 | return AH5416(ah)->ah_maskReg; |
| 6925 | } |
| 6926 | |
| 6927 | enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints) |
| 6928 | { |
| 6929 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 6930 | u32 omask = ahp->ah_maskReg; |
| 6931 | u32 mask, mask2; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6932 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6933 | |
| 6934 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: 0x%x => 0x%x\n", __func__, |
| 6935 | omask, ints); |
| 6936 | |
| 6937 | if (omask & ATH9K_INT_GLOBAL) { |
| 6938 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: disable IER\n", |
| 6939 | __func__); |
| 6940 | REG_WRITE(ah, AR_IER, AR_IER_DISABLE); |
| 6941 | (void) REG_READ(ah, AR_IER); |
| 6942 | if (!AR_SREV_9100(ah)) { |
| 6943 | REG_WRITE(ah, AR_INTR_ASYNC_ENABLE, 0); |
| 6944 | (void) REG_READ(ah, AR_INTR_ASYNC_ENABLE); |
| 6945 | |
| 6946 | REG_WRITE(ah, AR_INTR_SYNC_ENABLE, 0); |
| 6947 | (void) REG_READ(ah, AR_INTR_SYNC_ENABLE); |
| 6948 | } |
| 6949 | } |
| 6950 | |
| 6951 | mask = ints & ATH9K_INT_COMMON; |
| 6952 | mask2 = 0; |
| 6953 | |
| 6954 | if (ints & ATH9K_INT_TX) { |
| 6955 | if (ahp->ah_txOkInterruptMask) |
| 6956 | mask |= AR_IMR_TXOK; |
| 6957 | if (ahp->ah_txDescInterruptMask) |
| 6958 | mask |= AR_IMR_TXDESC; |
| 6959 | if (ahp->ah_txErrInterruptMask) |
| 6960 | mask |= AR_IMR_TXERR; |
| 6961 | if (ahp->ah_txEolInterruptMask) |
| 6962 | mask |= AR_IMR_TXEOL; |
| 6963 | } |
| 6964 | if (ints & ATH9K_INT_RX) { |
| 6965 | mask |= AR_IMR_RXERR; |
| 6966 | if (ahp->ah_intrMitigation) |
| 6967 | mask |= AR_IMR_RXMINTR | AR_IMR_RXINTM; |
| 6968 | else |
| 6969 | mask |= AR_IMR_RXOK | AR_IMR_RXDESC; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 6970 | if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 6971 | mask |= AR_IMR_GENTMR; |
| 6972 | } |
| 6973 | |
| 6974 | if (ints & (ATH9K_INT_BMISC)) { |
| 6975 | mask |= AR_IMR_BCNMISC; |
| 6976 | if (ints & ATH9K_INT_TIM) |
| 6977 | mask2 |= AR_IMR_S2_TIM; |
| 6978 | if (ints & ATH9K_INT_DTIM) |
| 6979 | mask2 |= AR_IMR_S2_DTIM; |
| 6980 | if (ints & ATH9K_INT_DTIMSYNC) |
| 6981 | mask2 |= AR_IMR_S2_DTIMSYNC; |
| 6982 | if (ints & ATH9K_INT_CABEND) |
| 6983 | mask2 |= (AR_IMR_S2_CABEND); |
| 6984 | } |
| 6985 | |
| 6986 | if (ints & (ATH9K_INT_GTT | ATH9K_INT_CST)) { |
| 6987 | mask |= AR_IMR_BCNMISC; |
| 6988 | if (ints & ATH9K_INT_GTT) |
| 6989 | mask2 |= AR_IMR_S2_GTT; |
| 6990 | if (ints & ATH9K_INT_CST) |
| 6991 | mask2 |= AR_IMR_S2_CST; |
| 6992 | } |
| 6993 | |
| 6994 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: new IMR 0x%x\n", __func__, |
| 6995 | mask); |
| 6996 | REG_WRITE(ah, AR_IMR, mask); |
| 6997 | mask = REG_READ(ah, AR_IMR_S2) & ~(AR_IMR_S2_TIM | |
| 6998 | AR_IMR_S2_DTIM | |
| 6999 | AR_IMR_S2_DTIMSYNC | |
| 7000 | AR_IMR_S2_CABEND | |
| 7001 | AR_IMR_S2_CABTO | |
| 7002 | AR_IMR_S2_TSFOOR | |
| 7003 | AR_IMR_S2_GTT | AR_IMR_S2_CST); |
| 7004 | REG_WRITE(ah, AR_IMR_S2, mask | mask2); |
| 7005 | ahp->ah_maskReg = ints; |
| 7006 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7007 | if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7008 | if (ints & ATH9K_INT_TIM_TIMER) |
| 7009 | REG_SET_BIT(ah, AR_IMR_S5, AR_IMR_S5_TIM_TIMER); |
| 7010 | else |
| 7011 | REG_CLR_BIT(ah, AR_IMR_S5, AR_IMR_S5_TIM_TIMER); |
| 7012 | } |
| 7013 | |
| 7014 | if (ints & ATH9K_INT_GLOBAL) { |
| 7015 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: enable IER\n", |
| 7016 | __func__); |
| 7017 | REG_WRITE(ah, AR_IER, AR_IER_ENABLE); |
| 7018 | if (!AR_SREV_9100(ah)) { |
| 7019 | REG_WRITE(ah, AR_INTR_ASYNC_ENABLE, |
| 7020 | AR_INTR_MAC_IRQ); |
| 7021 | REG_WRITE(ah, AR_INTR_ASYNC_MASK, AR_INTR_MAC_IRQ); |
| 7022 | |
| 7023 | |
| 7024 | REG_WRITE(ah, AR_INTR_SYNC_ENABLE, |
| 7025 | AR_INTR_SYNC_DEFAULT); |
| 7026 | REG_WRITE(ah, AR_INTR_SYNC_MASK, |
| 7027 | AR_INTR_SYNC_DEFAULT); |
| 7028 | } |
| 7029 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "AR_IMR 0x%x IER 0x%x\n", |
| 7030 | REG_READ(ah, AR_IMR), REG_READ(ah, AR_IER)); |
| 7031 | } |
| 7032 | |
| 7033 | return omask; |
| 7034 | } |
| 7035 | |
| 7036 | void |
| 7037 | ath9k_hw_beaconinit(struct ath_hal *ah, |
| 7038 | u32 next_beacon, u32 beacon_period) |
| 7039 | { |
| 7040 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 7041 | int flags = 0; |
| 7042 | |
| 7043 | ahp->ah_beaconInterval = beacon_period; |
| 7044 | |
| 7045 | switch (ah->ah_opmode) { |
| 7046 | case ATH9K_M_STA: |
| 7047 | case ATH9K_M_MONITOR: |
| 7048 | REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon)); |
| 7049 | REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, 0xffff); |
| 7050 | REG_WRITE(ah, AR_NEXT_SWBA, 0x7ffff); |
| 7051 | flags |= AR_TBTT_TIMER_EN; |
| 7052 | break; |
| 7053 | case ATH9K_M_IBSS: |
| 7054 | REG_SET_BIT(ah, AR_TXCFG, |
| 7055 | AR_TXCFG_ADHOC_BEACON_ATIM_TX_POLICY); |
| 7056 | REG_WRITE(ah, AR_NEXT_NDP_TIMER, |
| 7057 | TU_TO_USEC(next_beacon + |
| 7058 | (ahp->ah_atimWindow ? ahp-> |
| 7059 | ah_atimWindow : 1))); |
| 7060 | flags |= AR_NDP_TIMER_EN; |
| 7061 | case ATH9K_M_HOSTAP: |
| 7062 | REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon)); |
| 7063 | REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, |
| 7064 | TU_TO_USEC(next_beacon - |
| 7065 | ah->ah_config. |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7066 | dma_beacon_response_time)); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7067 | REG_WRITE(ah, AR_NEXT_SWBA, |
| 7068 | TU_TO_USEC(next_beacon - |
| 7069 | ah->ah_config. |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7070 | sw_beacon_response_time)); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7071 | flags |= |
| 7072 | AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN; |
| 7073 | break; |
| 7074 | } |
| 7075 | |
| 7076 | REG_WRITE(ah, AR_BEACON_PERIOD, TU_TO_USEC(beacon_period)); |
| 7077 | REG_WRITE(ah, AR_DMA_BEACON_PERIOD, TU_TO_USEC(beacon_period)); |
| 7078 | REG_WRITE(ah, AR_SWBA_PERIOD, TU_TO_USEC(beacon_period)); |
| 7079 | REG_WRITE(ah, AR_NDP_PERIOD, TU_TO_USEC(beacon_period)); |
| 7080 | |
| 7081 | beacon_period &= ~ATH9K_BEACON_ENA; |
| 7082 | if (beacon_period & ATH9K_BEACON_RESET_TSF) { |
| 7083 | beacon_period &= ~ATH9K_BEACON_RESET_TSF; |
| 7084 | ath9k_hw_reset_tsf(ah); |
| 7085 | } |
| 7086 | |
| 7087 | REG_SET_BIT(ah, AR_TIMER_MODE, flags); |
| 7088 | } |
| 7089 | |
| 7090 | void |
| 7091 | ath9k_hw_set_sta_beacon_timers(struct ath_hal *ah, |
| 7092 | const struct ath9k_beacon_state *bs) |
| 7093 | { |
| 7094 | u32 nextTbtt, beaconintval, dtimperiod, beacontimeout; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7095 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7096 | |
| 7097 | REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(bs->bs_nexttbtt)); |
| 7098 | |
| 7099 | REG_WRITE(ah, AR_BEACON_PERIOD, |
| 7100 | TU_TO_USEC(bs->bs_intval & ATH9K_BEACON_PERIOD)); |
| 7101 | REG_WRITE(ah, AR_DMA_BEACON_PERIOD, |
| 7102 | TU_TO_USEC(bs->bs_intval & ATH9K_BEACON_PERIOD)); |
| 7103 | |
| 7104 | REG_RMW_FIELD(ah, AR_RSSI_THR, |
| 7105 | AR_RSSI_THR_BM_THR, bs->bs_bmissthreshold); |
| 7106 | |
| 7107 | beaconintval = bs->bs_intval & ATH9K_BEACON_PERIOD; |
| 7108 | |
| 7109 | if (bs->bs_sleepduration > beaconintval) |
| 7110 | beaconintval = bs->bs_sleepduration; |
| 7111 | |
| 7112 | dtimperiod = bs->bs_dtimperiod; |
| 7113 | if (bs->bs_sleepduration > dtimperiod) |
| 7114 | dtimperiod = bs->bs_sleepduration; |
| 7115 | |
| 7116 | if (beaconintval == dtimperiod) |
| 7117 | nextTbtt = bs->bs_nextdtim; |
| 7118 | else |
| 7119 | nextTbtt = bs->bs_nexttbtt; |
| 7120 | |
| 7121 | DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "%s: next DTIM %d\n", __func__, |
| 7122 | bs->bs_nextdtim); |
| 7123 | DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "%s: next beacon %d\n", __func__, |
| 7124 | nextTbtt); |
| 7125 | DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "%s: beacon period %d\n", __func__, |
| 7126 | beaconintval); |
| 7127 | DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "%s: DTIM period %d\n", __func__, |
| 7128 | dtimperiod); |
| 7129 | |
| 7130 | REG_WRITE(ah, AR_NEXT_DTIM, |
| 7131 | TU_TO_USEC(bs->bs_nextdtim - SLEEP_SLOP)); |
| 7132 | REG_WRITE(ah, AR_NEXT_TIM, TU_TO_USEC(nextTbtt - SLEEP_SLOP)); |
| 7133 | |
| 7134 | REG_WRITE(ah, AR_SLEEP1, |
| 7135 | SM((CAB_TIMEOUT_VAL << 3), AR_SLEEP1_CAB_TIMEOUT) |
| 7136 | | AR_SLEEP1_ASSUME_DTIM); |
| 7137 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7138 | if (pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7139 | beacontimeout = (BEACON_TIMEOUT_VAL << 3); |
| 7140 | else |
| 7141 | beacontimeout = MIN_BEACON_TIMEOUT_VAL; |
| 7142 | |
| 7143 | REG_WRITE(ah, AR_SLEEP2, |
| 7144 | SM(beacontimeout, AR_SLEEP2_BEACON_TIMEOUT)); |
| 7145 | |
| 7146 | REG_WRITE(ah, AR_TIM_PERIOD, TU_TO_USEC(beaconintval)); |
| 7147 | REG_WRITE(ah, AR_DTIM_PERIOD, TU_TO_USEC(dtimperiod)); |
| 7148 | |
| 7149 | REG_SET_BIT(ah, AR_TIMER_MODE, |
| 7150 | AR_TBTT_TIMER_EN | AR_TIM_TIMER_EN | |
| 7151 | AR_DTIM_TIMER_EN); |
| 7152 | |
| 7153 | } |
| 7154 | |
| 7155 | bool ath9k_hw_keyisvalid(struct ath_hal *ah, u16 entry) |
| 7156 | { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7157 | if (entry < ah->ah_caps.keycache_size) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7158 | u32 val = REG_READ(ah, AR_KEYTABLE_MAC1(entry)); |
| 7159 | if (val & AR_KEYTABLE_VALID) |
| 7160 | return true; |
| 7161 | } |
| 7162 | return false; |
| 7163 | } |
| 7164 | |
| 7165 | bool ath9k_hw_keyreset(struct ath_hal *ah, u16 entry) |
| 7166 | { |
| 7167 | u32 keyType; |
| 7168 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7169 | if (entry >= ah->ah_caps.keycache_size) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7170 | DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| 7171 | "%s: entry %u out of range\n", __func__, entry); |
| 7172 | return false; |
| 7173 | } |
| 7174 | keyType = REG_READ(ah, AR_KEYTABLE_TYPE(entry)); |
| 7175 | |
| 7176 | REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), 0); |
| 7177 | REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), 0); |
| 7178 | REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), 0); |
| 7179 | REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), 0); |
| 7180 | REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), 0); |
| 7181 | REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), AR_KEYTABLE_TYPE_CLR); |
| 7182 | REG_WRITE(ah, AR_KEYTABLE_MAC0(entry), 0); |
| 7183 | REG_WRITE(ah, AR_KEYTABLE_MAC1(entry), 0); |
| 7184 | |
| 7185 | if (keyType == AR_KEYTABLE_TYPE_TKIP && ATH9K_IS_MIC_ENABLED(ah)) { |
| 7186 | u16 micentry = entry + 64; |
| 7187 | |
| 7188 | REG_WRITE(ah, AR_KEYTABLE_KEY0(micentry), 0); |
| 7189 | REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), 0); |
| 7190 | REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), 0); |
| 7191 | REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), 0); |
| 7192 | |
| 7193 | } |
| 7194 | |
| 7195 | if (ah->ah_curchan == NULL) |
| 7196 | return true; |
| 7197 | |
| 7198 | return true; |
| 7199 | } |
| 7200 | |
| 7201 | bool |
| 7202 | ath9k_hw_keysetmac(struct ath_hal *ah, u16 entry, |
| 7203 | const u8 *mac) |
| 7204 | { |
| 7205 | u32 macHi, macLo; |
| 7206 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7207 | if (entry >= ah->ah_caps.keycache_size) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7208 | DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| 7209 | "%s: entry %u out of range\n", __func__, entry); |
| 7210 | return false; |
| 7211 | } |
| 7212 | |
| 7213 | if (mac != NULL) { |
| 7214 | macHi = (mac[5] << 8) | mac[4]; |
| 7215 | macLo = (mac[3] << 24) | (mac[2] << 16) |
| 7216 | | (mac[1] << 8) | mac[0]; |
| 7217 | macLo >>= 1; |
| 7218 | macLo |= (macHi & 1) << 31; |
| 7219 | macHi >>= 1; |
| 7220 | } else { |
| 7221 | macLo = macHi = 0; |
| 7222 | } |
| 7223 | REG_WRITE(ah, AR_KEYTABLE_MAC0(entry), macLo); |
| 7224 | REG_WRITE(ah, AR_KEYTABLE_MAC1(entry), macHi | AR_KEYTABLE_VALID); |
| 7225 | |
| 7226 | return true; |
| 7227 | } |
| 7228 | |
| 7229 | bool |
| 7230 | ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry, |
| 7231 | const struct ath9k_keyval *k, |
| 7232 | const u8 *mac, int xorKey) |
| 7233 | { |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7234 | const struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7235 | u32 key0, key1, key2, key3, key4; |
| 7236 | u32 keyType; |
| 7237 | u32 xorMask = xorKey ? |
| 7238 | (ATH9K_KEY_XOR << 24 | ATH9K_KEY_XOR << 16 | ATH9K_KEY_XOR << 8 |
| 7239 | | ATH9K_KEY_XOR) : 0; |
| 7240 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 7241 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7242 | if (entry >= pCap->keycache_size) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7243 | DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| 7244 | "%s: entry %u out of range\n", __func__, entry); |
| 7245 | return false; |
| 7246 | } |
| 7247 | switch (k->kv_type) { |
| 7248 | case ATH9K_CIPHER_AES_OCB: |
| 7249 | keyType = AR_KEYTABLE_TYPE_AES; |
| 7250 | break; |
| 7251 | case ATH9K_CIPHER_AES_CCM: |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7252 | if (!(pCap->hw_caps & ATH9K_HW_CAP_CIPHER_AESCCM)) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7253 | DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| 7254 | "%s: AES-CCM not supported by " |
| 7255 | "mac rev 0x%x\n", __func__, |
| 7256 | ah->ah_macRev); |
| 7257 | return false; |
| 7258 | } |
| 7259 | keyType = AR_KEYTABLE_TYPE_CCM; |
| 7260 | break; |
| 7261 | case ATH9K_CIPHER_TKIP: |
| 7262 | keyType = AR_KEYTABLE_TYPE_TKIP; |
| 7263 | if (ATH9K_IS_MIC_ENABLED(ah) |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7264 | && entry + 64 >= pCap->keycache_size) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7265 | DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| 7266 | "%s: entry %u inappropriate for TKIP\n", |
| 7267 | __func__, entry); |
| 7268 | return false; |
| 7269 | } |
| 7270 | break; |
| 7271 | case ATH9K_CIPHER_WEP: |
Senthil Balasubramanian | 1b96175 | 2008-09-01 19:45:21 +0530 | [diff] [blame] | 7272 | if (k->kv_len < LEN_WEP40) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7273 | DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| 7274 | "%s: WEP key length %u too small\n", |
| 7275 | __func__, k->kv_len); |
| 7276 | return false; |
| 7277 | } |
Senthil Balasubramanian | 1b96175 | 2008-09-01 19:45:21 +0530 | [diff] [blame] | 7278 | if (k->kv_len <= LEN_WEP40) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7279 | keyType = AR_KEYTABLE_TYPE_40; |
Senthil Balasubramanian | 1b96175 | 2008-09-01 19:45:21 +0530 | [diff] [blame] | 7280 | else if (k->kv_len <= LEN_WEP104) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7281 | keyType = AR_KEYTABLE_TYPE_104; |
| 7282 | else |
| 7283 | keyType = AR_KEYTABLE_TYPE_128; |
| 7284 | break; |
| 7285 | case ATH9K_CIPHER_CLR: |
| 7286 | keyType = AR_KEYTABLE_TYPE_CLR; |
| 7287 | break; |
| 7288 | default: |
| 7289 | DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, |
| 7290 | "%s: cipher %u not supported\n", __func__, |
| 7291 | k->kv_type); |
| 7292 | return false; |
| 7293 | } |
| 7294 | |
| 7295 | key0 = get_unaligned_le32(k->kv_val + 0) ^ xorMask; |
| 7296 | key1 = (get_unaligned_le16(k->kv_val + 4) ^ xorMask) & 0xffff; |
| 7297 | key2 = get_unaligned_le32(k->kv_val + 6) ^ xorMask; |
| 7298 | key3 = (get_unaligned_le16(k->kv_val + 10) ^ xorMask) & 0xffff; |
| 7299 | key4 = get_unaligned_le32(k->kv_val + 12) ^ xorMask; |
Senthil Balasubramanian | 1b96175 | 2008-09-01 19:45:21 +0530 | [diff] [blame] | 7300 | if (k->kv_len <= LEN_WEP104) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7301 | key4 &= 0xff; |
| 7302 | |
| 7303 | if (keyType == AR_KEYTABLE_TYPE_TKIP && ATH9K_IS_MIC_ENABLED(ah)) { |
| 7304 | u16 micentry = entry + 64; |
| 7305 | |
| 7306 | REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), ~key0); |
| 7307 | REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), ~key1); |
| 7308 | REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), key2); |
| 7309 | REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), key3); |
| 7310 | REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), key4); |
| 7311 | REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), keyType); |
| 7312 | (void) ath9k_hw_keysetmac(ah, entry, mac); |
| 7313 | |
| 7314 | if (ahp->ah_miscMode & AR_PCU_MIC_NEW_LOC_ENA) { |
| 7315 | u32 mic0, mic1, mic2, mic3, mic4; |
| 7316 | |
| 7317 | mic0 = get_unaligned_le32(k->kv_mic + 0); |
| 7318 | mic2 = get_unaligned_le32(k->kv_mic + 4); |
| 7319 | mic1 = get_unaligned_le16(k->kv_txmic + 2) & 0xffff; |
| 7320 | mic3 = get_unaligned_le16(k->kv_txmic + 0) & 0xffff; |
| 7321 | mic4 = get_unaligned_le32(k->kv_txmic + 4); |
| 7322 | REG_WRITE(ah, AR_KEYTABLE_KEY0(micentry), mic0); |
| 7323 | REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), mic1); |
| 7324 | REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), mic2); |
| 7325 | REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), mic3); |
| 7326 | REG_WRITE(ah, AR_KEYTABLE_KEY4(micentry), mic4); |
| 7327 | REG_WRITE(ah, AR_KEYTABLE_TYPE(micentry), |
| 7328 | AR_KEYTABLE_TYPE_CLR); |
| 7329 | |
| 7330 | } else { |
| 7331 | u32 mic0, mic2; |
| 7332 | |
| 7333 | mic0 = get_unaligned_le32(k->kv_mic + 0); |
| 7334 | mic2 = get_unaligned_le32(k->kv_mic + 4); |
| 7335 | REG_WRITE(ah, AR_KEYTABLE_KEY0(micentry), mic0); |
| 7336 | REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), 0); |
| 7337 | REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), mic2); |
| 7338 | REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), 0); |
| 7339 | REG_WRITE(ah, AR_KEYTABLE_KEY4(micentry), 0); |
| 7340 | REG_WRITE(ah, AR_KEYTABLE_TYPE(micentry), |
| 7341 | AR_KEYTABLE_TYPE_CLR); |
| 7342 | } |
| 7343 | REG_WRITE(ah, AR_KEYTABLE_MAC0(micentry), 0); |
| 7344 | REG_WRITE(ah, AR_KEYTABLE_MAC1(micentry), 0); |
| 7345 | REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), key0); |
| 7346 | REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), key1); |
| 7347 | } else { |
| 7348 | REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), key0); |
| 7349 | REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), key1); |
| 7350 | REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), key2); |
| 7351 | REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), key3); |
| 7352 | REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), key4); |
| 7353 | REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), keyType); |
| 7354 | |
| 7355 | (void) ath9k_hw_keysetmac(ah, entry, mac); |
| 7356 | } |
| 7357 | |
| 7358 | if (ah->ah_curchan == NULL) |
| 7359 | return true; |
| 7360 | |
| 7361 | return true; |
| 7362 | } |
| 7363 | |
| 7364 | bool |
| 7365 | ath9k_hw_updatetxtriglevel(struct ath_hal *ah, bool bIncTrigLevel) |
| 7366 | { |
| 7367 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 7368 | u32 txcfg, curLevel, newLevel; |
| 7369 | enum ath9k_int omask; |
| 7370 | |
| 7371 | if (ah->ah_txTrigLevel >= MAX_TX_FIFO_THRESHOLD) |
| 7372 | return false; |
| 7373 | |
| 7374 | omask = ath9k_hw_set_interrupts(ah, |
| 7375 | ahp->ah_maskReg & ~ATH9K_INT_GLOBAL); |
| 7376 | |
| 7377 | txcfg = REG_READ(ah, AR_TXCFG); |
| 7378 | curLevel = MS(txcfg, AR_FTRIG); |
| 7379 | newLevel = curLevel; |
| 7380 | if (bIncTrigLevel) { |
| 7381 | if (curLevel < MAX_TX_FIFO_THRESHOLD) |
| 7382 | newLevel++; |
| 7383 | } else if (curLevel > MIN_TX_FIFO_THRESHOLD) |
| 7384 | newLevel--; |
| 7385 | if (newLevel != curLevel) |
| 7386 | REG_WRITE(ah, AR_TXCFG, |
| 7387 | (txcfg & ~AR_FTRIG) | SM(newLevel, AR_FTRIG)); |
| 7388 | |
| 7389 | ath9k_hw_set_interrupts(ah, omask); |
| 7390 | |
| 7391 | ah->ah_txTrigLevel = newLevel; |
| 7392 | |
| 7393 | return newLevel != curLevel; |
| 7394 | } |
| 7395 | |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7396 | bool ath9k_hw_set_txq_props(struct ath_hal *ah, int q, |
| 7397 | const struct ath9k_tx_queue_info *qinfo) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7398 | { |
| 7399 | u32 cw; |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7400 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 7401 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
| 7402 | struct ath9k_tx_queue_info *qi; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7403 | |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7404 | if (q >= pCap->total_queues) { |
| 7405 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n", |
| 7406 | __func__, q); |
| 7407 | return false; |
| 7408 | } |
| 7409 | |
| 7410 | qi = &ahp->ah_txq[q]; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7411 | if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) { |
| 7412 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: inactive queue\n", |
| 7413 | __func__); |
| 7414 | return false; |
| 7415 | } |
| 7416 | |
| 7417 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: queue %p\n", __func__, qi); |
| 7418 | |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7419 | qi->tqi_ver = qinfo->tqi_ver; |
| 7420 | qi->tqi_subtype = qinfo->tqi_subtype; |
| 7421 | qi->tqi_qflags = qinfo->tqi_qflags; |
| 7422 | qi->tqi_priority = qinfo->tqi_priority; |
| 7423 | if (qinfo->tqi_aifs != ATH9K_TXQ_USEDEFAULT) |
| 7424 | qi->tqi_aifs = min(qinfo->tqi_aifs, 255U); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7425 | else |
| 7426 | qi->tqi_aifs = INIT_AIFS; |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7427 | if (qinfo->tqi_cwmin != ATH9K_TXQ_USEDEFAULT) { |
| 7428 | cw = min(qinfo->tqi_cwmin, 1024U); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7429 | qi->tqi_cwmin = 1; |
| 7430 | while (qi->tqi_cwmin < cw) |
| 7431 | qi->tqi_cwmin = (qi->tqi_cwmin << 1) | 1; |
| 7432 | } else |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7433 | qi->tqi_cwmin = qinfo->tqi_cwmin; |
| 7434 | if (qinfo->tqi_cwmax != ATH9K_TXQ_USEDEFAULT) { |
| 7435 | cw = min(qinfo->tqi_cwmax, 1024U); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7436 | qi->tqi_cwmax = 1; |
| 7437 | while (qi->tqi_cwmax < cw) |
| 7438 | qi->tqi_cwmax = (qi->tqi_cwmax << 1) | 1; |
| 7439 | } else |
| 7440 | qi->tqi_cwmax = INIT_CWMAX; |
| 7441 | |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7442 | if (qinfo->tqi_shretry != 0) |
| 7443 | qi->tqi_shretry = min((u32) qinfo->tqi_shretry, 15U); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7444 | else |
| 7445 | qi->tqi_shretry = INIT_SH_RETRY; |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7446 | if (qinfo->tqi_lgretry != 0) |
| 7447 | qi->tqi_lgretry = min((u32) qinfo->tqi_lgretry, 15U); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7448 | else |
| 7449 | qi->tqi_lgretry = INIT_LG_RETRY; |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7450 | qi->tqi_cbrPeriod = qinfo->tqi_cbrPeriod; |
| 7451 | qi->tqi_cbrOverflowLimit = qinfo->tqi_cbrOverflowLimit; |
| 7452 | qi->tqi_burstTime = qinfo->tqi_burstTime; |
| 7453 | qi->tqi_readyTime = qinfo->tqi_readyTime; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7454 | |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7455 | switch (qinfo->tqi_subtype) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7456 | case ATH9K_WME_UPSD: |
| 7457 | if (qi->tqi_type == ATH9K_TX_QUEUE_DATA) |
| 7458 | qi->tqi_intFlags = ATH9K_TXQ_USE_LOCKOUT_BKOFF_DIS; |
| 7459 | break; |
| 7460 | default: |
| 7461 | break; |
| 7462 | } |
| 7463 | return true; |
| 7464 | } |
| 7465 | |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7466 | bool ath9k_hw_get_txq_props(struct ath_hal *ah, int q, |
| 7467 | struct ath9k_tx_queue_info *qinfo) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7468 | { |
| 7469 | struct ath_hal_5416 *ahp = AH5416(ah); |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7470 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7471 | struct ath9k_tx_queue_info *qi; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7472 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7473 | if (q >= pCap->total_queues) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7474 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n", |
| 7475 | __func__, q); |
| 7476 | return false; |
| 7477 | } |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7478 | |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7479 | qi = &ahp->ah_txq[q]; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7480 | if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) { |
| 7481 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: inactive queue\n", |
| 7482 | __func__); |
| 7483 | return false; |
| 7484 | } |
| 7485 | |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7486 | qinfo->tqi_qflags = qi->tqi_qflags; |
| 7487 | qinfo->tqi_ver = qi->tqi_ver; |
| 7488 | qinfo->tqi_subtype = qi->tqi_subtype; |
| 7489 | qinfo->tqi_qflags = qi->tqi_qflags; |
| 7490 | qinfo->tqi_priority = qi->tqi_priority; |
| 7491 | qinfo->tqi_aifs = qi->tqi_aifs; |
| 7492 | qinfo->tqi_cwmin = qi->tqi_cwmin; |
| 7493 | qinfo->tqi_cwmax = qi->tqi_cwmax; |
| 7494 | qinfo->tqi_shretry = qi->tqi_shretry; |
| 7495 | qinfo->tqi_lgretry = qi->tqi_lgretry; |
| 7496 | qinfo->tqi_cbrPeriod = qi->tqi_cbrPeriod; |
| 7497 | qinfo->tqi_cbrOverflowLimit = qi->tqi_cbrOverflowLimit; |
| 7498 | qinfo->tqi_burstTime = qi->tqi_burstTime; |
| 7499 | qinfo->tqi_readyTime = qi->tqi_readyTime; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7500 | |
| 7501 | return true; |
| 7502 | } |
| 7503 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7504 | int |
| 7505 | ath9k_hw_setuptxqueue(struct ath_hal *ah, enum ath9k_tx_queue type, |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7506 | const struct ath9k_tx_queue_info *qinfo) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7507 | { |
| 7508 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 7509 | struct ath9k_tx_queue_info *qi; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7510 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7511 | int q; |
| 7512 | |
| 7513 | switch (type) { |
| 7514 | case ATH9K_TX_QUEUE_BEACON: |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7515 | q = pCap->total_queues - 1; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7516 | break; |
| 7517 | case ATH9K_TX_QUEUE_CAB: |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7518 | q = pCap->total_queues - 2; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7519 | break; |
| 7520 | case ATH9K_TX_QUEUE_PSPOLL: |
| 7521 | q = 1; |
| 7522 | break; |
| 7523 | case ATH9K_TX_QUEUE_UAPSD: |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7524 | q = pCap->total_queues - 3; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7525 | break; |
| 7526 | case ATH9K_TX_QUEUE_DATA: |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7527 | for (q = 0; q < pCap->total_queues; q++) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7528 | if (ahp->ah_txq[q].tqi_type == |
| 7529 | ATH9K_TX_QUEUE_INACTIVE) |
| 7530 | break; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7531 | if (q == pCap->total_queues) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7532 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, |
| 7533 | "%s: no available tx queue\n", __func__); |
| 7534 | return -1; |
| 7535 | } |
| 7536 | break; |
| 7537 | default: |
| 7538 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: bad tx queue type %u\n", |
| 7539 | __func__, type); |
| 7540 | return -1; |
| 7541 | } |
| 7542 | |
| 7543 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: queue %u\n", __func__, q); |
| 7544 | |
| 7545 | qi = &ahp->ah_txq[q]; |
| 7546 | if (qi->tqi_type != ATH9K_TX_QUEUE_INACTIVE) { |
| 7547 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, |
| 7548 | "%s: tx queue %u already active\n", __func__, q); |
| 7549 | return -1; |
| 7550 | } |
| 7551 | memset(qi, 0, sizeof(struct ath9k_tx_queue_info)); |
| 7552 | qi->tqi_type = type; |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7553 | if (qinfo == NULL) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7554 | qi->tqi_qflags = |
| 7555 | TXQ_FLAG_TXOKINT_ENABLE |
| 7556 | | TXQ_FLAG_TXERRINT_ENABLE |
| 7557 | | TXQ_FLAG_TXDESCINT_ENABLE | TXQ_FLAG_TXURNINT_ENABLE; |
| 7558 | qi->tqi_aifs = INIT_AIFS; |
| 7559 | qi->tqi_cwmin = ATH9K_TXQ_USEDEFAULT; |
| 7560 | qi->tqi_cwmax = INIT_CWMAX; |
| 7561 | qi->tqi_shretry = INIT_SH_RETRY; |
| 7562 | qi->tqi_lgretry = INIT_LG_RETRY; |
| 7563 | qi->tqi_physCompBuf = 0; |
| 7564 | } else { |
Sujith | ea9880f | 2008-08-07 10:53:10 +0530 | [diff] [blame] | 7565 | qi->tqi_physCompBuf = qinfo->tqi_physCompBuf; |
| 7566 | (void) ath9k_hw_set_txq_props(ah, q, qinfo); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7567 | } |
| 7568 | |
| 7569 | return q; |
| 7570 | } |
| 7571 | |
| 7572 | static void |
| 7573 | ath9k_hw_set_txq_interrupts(struct ath_hal *ah, |
| 7574 | struct ath9k_tx_queue_info *qi) |
| 7575 | { |
| 7576 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 7577 | |
| 7578 | DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, |
| 7579 | "%s: tx ok 0x%x err 0x%x desc 0x%x eol 0x%x urn 0x%x\n", |
| 7580 | __func__, ahp->ah_txOkInterruptMask, |
| 7581 | ahp->ah_txErrInterruptMask, ahp->ah_txDescInterruptMask, |
| 7582 | ahp->ah_txEolInterruptMask, ahp->ah_txUrnInterruptMask); |
| 7583 | |
| 7584 | REG_WRITE(ah, AR_IMR_S0, |
| 7585 | SM(ahp->ah_txOkInterruptMask, AR_IMR_S0_QCU_TXOK) |
| 7586 | | SM(ahp->ah_txDescInterruptMask, AR_IMR_S0_QCU_TXDESC)); |
| 7587 | REG_WRITE(ah, AR_IMR_S1, |
| 7588 | SM(ahp->ah_txErrInterruptMask, AR_IMR_S1_QCU_TXERR) |
| 7589 | | SM(ahp->ah_txEolInterruptMask, AR_IMR_S1_QCU_TXEOL)); |
| 7590 | REG_RMW_FIELD(ah, AR_IMR_S2, |
| 7591 | AR_IMR_S2_QCU_TXURN, ahp->ah_txUrnInterruptMask); |
| 7592 | } |
| 7593 | |
| 7594 | bool ath9k_hw_releasetxqueue(struct ath_hal *ah, u32 q) |
| 7595 | { |
| 7596 | struct ath_hal_5416 *ahp = AH5416(ah); |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7597 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7598 | struct ath9k_tx_queue_info *qi; |
| 7599 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7600 | if (q >= pCap->total_queues) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7601 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n", |
| 7602 | __func__, q); |
| 7603 | return false; |
| 7604 | } |
| 7605 | qi = &ahp->ah_txq[q]; |
| 7606 | if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) { |
| 7607 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: inactive queue %u\n", |
| 7608 | __func__, q); |
| 7609 | return false; |
| 7610 | } |
| 7611 | |
| 7612 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: release queue %u\n", |
| 7613 | __func__, q); |
| 7614 | |
| 7615 | qi->tqi_type = ATH9K_TX_QUEUE_INACTIVE; |
| 7616 | ahp->ah_txOkInterruptMask &= ~(1 << q); |
| 7617 | ahp->ah_txErrInterruptMask &= ~(1 << q); |
| 7618 | ahp->ah_txDescInterruptMask &= ~(1 << q); |
| 7619 | ahp->ah_txEolInterruptMask &= ~(1 << q); |
| 7620 | ahp->ah_txUrnInterruptMask &= ~(1 << q); |
| 7621 | ath9k_hw_set_txq_interrupts(ah, qi); |
| 7622 | |
| 7623 | return true; |
| 7624 | } |
| 7625 | |
| 7626 | bool ath9k_hw_resettxqueue(struct ath_hal *ah, u32 q) |
| 7627 | { |
| 7628 | struct ath_hal_5416 *ahp = AH5416(ah); |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7629 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7630 | struct ath9k_channel *chan = ah->ah_curchan; |
| 7631 | struct ath9k_tx_queue_info *qi; |
| 7632 | u32 cwMin, chanCwMin, value; |
| 7633 | |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7634 | if (q >= pCap->total_queues) { |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7635 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n", |
| 7636 | __func__, q); |
| 7637 | return false; |
| 7638 | } |
| 7639 | qi = &ahp->ah_txq[q]; |
| 7640 | if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) { |
| 7641 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: inactive queue %u\n", |
| 7642 | __func__, q); |
| 7643 | return true; |
| 7644 | } |
| 7645 | |
| 7646 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: reset queue %u\n", __func__, q); |
| 7647 | |
| 7648 | if (qi->tqi_cwmin == ATH9K_TXQ_USEDEFAULT) { |
| 7649 | if (chan && IS_CHAN_B(chan)) |
| 7650 | chanCwMin = INIT_CWMIN_11B; |
| 7651 | else |
| 7652 | chanCwMin = INIT_CWMIN; |
| 7653 | |
| 7654 | for (cwMin = 1; cwMin < chanCwMin; cwMin = (cwMin << 1) | 1); |
| 7655 | } else |
| 7656 | cwMin = qi->tqi_cwmin; |
| 7657 | |
| 7658 | REG_WRITE(ah, AR_DLCL_IFS(q), SM(cwMin, AR_D_LCL_IFS_CWMIN) |
| 7659 | | SM(qi->tqi_cwmax, AR_D_LCL_IFS_CWMAX) |
| 7660 | | SM(qi->tqi_aifs, AR_D_LCL_IFS_AIFS)); |
| 7661 | |
| 7662 | REG_WRITE(ah, AR_DRETRY_LIMIT(q), |
| 7663 | SM(INIT_SSH_RETRY, AR_D_RETRY_LIMIT_STA_SH) |
| 7664 | | SM(INIT_SLG_RETRY, AR_D_RETRY_LIMIT_STA_LG) |
Sujith | dc2222a | 2008-08-14 13:26:55 +0530 | [diff] [blame] | 7665 | | SM(qi->tqi_shretry, AR_D_RETRY_LIMIT_FR_SH)); |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7666 | |
| 7667 | REG_WRITE(ah, AR_QMISC(q), AR_Q_MISC_DCU_EARLY_TERM_REQ); |
| 7668 | REG_WRITE(ah, AR_DMISC(q), |
| 7669 | AR_D_MISC_CW_BKOFF_EN | AR_D_MISC_FRAG_WAIT_EN | 0x2); |
| 7670 | |
| 7671 | if (qi->tqi_cbrPeriod) { |
| 7672 | REG_WRITE(ah, AR_QCBRCFG(q), |
| 7673 | SM(qi->tqi_cbrPeriod, AR_Q_CBRCFG_INTERVAL) |
| 7674 | | SM(qi->tqi_cbrOverflowLimit, |
| 7675 | AR_Q_CBRCFG_OVF_THRESH)); |
| 7676 | REG_WRITE(ah, AR_QMISC(q), |
| 7677 | REG_READ(ah, |
| 7678 | AR_QMISC(q)) | AR_Q_MISC_FSP_CBR | (qi-> |
| 7679 | tqi_cbrOverflowLimit |
| 7680 | ? |
| 7681 | AR_Q_MISC_CBR_EXP_CNTR_LIMIT_EN |
| 7682 | : |
| 7683 | 0)); |
| 7684 | } |
| 7685 | if (qi->tqi_readyTime && (qi->tqi_type != ATH9K_TX_QUEUE_CAB)) { |
| 7686 | REG_WRITE(ah, AR_QRDYTIMECFG(q), |
| 7687 | SM(qi->tqi_readyTime, AR_Q_RDYTIMECFG_DURATION) | |
| 7688 | AR_Q_RDYTIMECFG_EN); |
| 7689 | } |
| 7690 | |
| 7691 | REG_WRITE(ah, AR_DCHNTIME(q), |
| 7692 | SM(qi->tqi_burstTime, AR_D_CHNTIME_DUR) | |
| 7693 | (qi->tqi_burstTime ? AR_D_CHNTIME_EN : 0)); |
| 7694 | |
| 7695 | if (qi->tqi_burstTime |
| 7696 | && (qi->tqi_qflags & TXQ_FLAG_RDYTIME_EXP_POLICY_ENABLE)) { |
| 7697 | REG_WRITE(ah, AR_QMISC(q), |
| 7698 | REG_READ(ah, |
| 7699 | AR_QMISC(q)) | |
| 7700 | AR_Q_MISC_RDYTIME_EXP_POLICY); |
| 7701 | |
| 7702 | } |
| 7703 | |
| 7704 | if (qi->tqi_qflags & TXQ_FLAG_BACKOFF_DISABLE) { |
| 7705 | REG_WRITE(ah, AR_DMISC(q), |
| 7706 | REG_READ(ah, AR_DMISC(q)) | |
| 7707 | AR_D_MISC_POST_FR_BKOFF_DIS); |
| 7708 | } |
| 7709 | if (qi->tqi_qflags & TXQ_FLAG_FRAG_BURST_BACKOFF_ENABLE) { |
| 7710 | REG_WRITE(ah, AR_DMISC(q), |
| 7711 | REG_READ(ah, AR_DMISC(q)) | |
| 7712 | AR_D_MISC_FRAG_BKOFF_EN); |
| 7713 | } |
| 7714 | switch (qi->tqi_type) { |
| 7715 | case ATH9K_TX_QUEUE_BEACON: |
| 7716 | REG_WRITE(ah, AR_QMISC(q), REG_READ(ah, AR_QMISC(q)) |
| 7717 | | AR_Q_MISC_FSP_DBA_GATED |
| 7718 | | AR_Q_MISC_BEACON_USE |
| 7719 | | AR_Q_MISC_CBR_INCR_DIS1); |
| 7720 | |
| 7721 | REG_WRITE(ah, AR_DMISC(q), REG_READ(ah, AR_DMISC(q)) |
| 7722 | | (AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL << |
| 7723 | AR_D_MISC_ARB_LOCKOUT_CNTRL_S) |
| 7724 | | AR_D_MISC_BEACON_USE |
| 7725 | | AR_D_MISC_POST_FR_BKOFF_DIS); |
| 7726 | break; |
| 7727 | case ATH9K_TX_QUEUE_CAB: |
| 7728 | REG_WRITE(ah, AR_QMISC(q), REG_READ(ah, AR_QMISC(q)) |
| 7729 | | AR_Q_MISC_FSP_DBA_GATED |
| 7730 | | AR_Q_MISC_CBR_INCR_DIS1 |
| 7731 | | AR_Q_MISC_CBR_INCR_DIS0); |
| 7732 | value = (qi->tqi_readyTime |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7733 | - (ah->ah_config.sw_beacon_response_time - |
| 7734 | ah->ah_config.dma_beacon_response_time) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7735 | - |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 7736 | ah->ah_config.additional_swba_backoff) * |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 7737 | 1024; |
| 7738 | REG_WRITE(ah, AR_QRDYTIMECFG(q), |
| 7739 | value | AR_Q_RDYTIMECFG_EN); |
| 7740 | REG_WRITE(ah, AR_DMISC(q), REG_READ(ah, AR_DMISC(q)) |
| 7741 | | (AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL << |
| 7742 | AR_D_MISC_ARB_LOCKOUT_CNTRL_S)); |
| 7743 | break; |
| 7744 | case ATH9K_TX_QUEUE_PSPOLL: |
| 7745 | REG_WRITE(ah, AR_QMISC(q), |
| 7746 | REG_READ(ah, |
| 7747 | AR_QMISC(q)) | AR_Q_MISC_CBR_INCR_DIS1); |
| 7748 | break; |
| 7749 | case ATH9K_TX_QUEUE_UAPSD: |
| 7750 | REG_WRITE(ah, AR_DMISC(q), REG_READ(ah, AR_DMISC(q)) |
| 7751 | | AR_D_MISC_POST_FR_BKOFF_DIS); |
| 7752 | break; |
| 7753 | default: |
| 7754 | break; |
| 7755 | } |
| 7756 | |
| 7757 | if (qi->tqi_intFlags & ATH9K_TXQ_USE_LOCKOUT_BKOFF_DIS) { |
| 7758 | REG_WRITE(ah, AR_DMISC(q), |
| 7759 | REG_READ(ah, AR_DMISC(q)) | |
| 7760 | SM(AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL, |
| 7761 | AR_D_MISC_ARB_LOCKOUT_CNTRL) | |
| 7762 | AR_D_MISC_POST_FR_BKOFF_DIS); |
| 7763 | } |
| 7764 | |
| 7765 | if (qi->tqi_qflags & TXQ_FLAG_TXOKINT_ENABLE) |
| 7766 | ahp->ah_txOkInterruptMask |= 1 << q; |
| 7767 | else |
| 7768 | ahp->ah_txOkInterruptMask &= ~(1 << q); |
| 7769 | if (qi->tqi_qflags & TXQ_FLAG_TXERRINT_ENABLE) |
| 7770 | ahp->ah_txErrInterruptMask |= 1 << q; |
| 7771 | else |
| 7772 | ahp->ah_txErrInterruptMask &= ~(1 << q); |
| 7773 | if (qi->tqi_qflags & TXQ_FLAG_TXDESCINT_ENABLE) |
| 7774 | ahp->ah_txDescInterruptMask |= 1 << q; |
| 7775 | else |
| 7776 | ahp->ah_txDescInterruptMask &= ~(1 << q); |
| 7777 | if (qi->tqi_qflags & TXQ_FLAG_TXEOLINT_ENABLE) |
| 7778 | ahp->ah_txEolInterruptMask |= 1 << q; |
| 7779 | else |
| 7780 | ahp->ah_txEolInterruptMask &= ~(1 << q); |
| 7781 | if (qi->tqi_qflags & TXQ_FLAG_TXURNINT_ENABLE) |
| 7782 | ahp->ah_txUrnInterruptMask |= 1 << q; |
| 7783 | else |
| 7784 | ahp->ah_txUrnInterruptMask &= ~(1 << q); |
| 7785 | ath9k_hw_set_txq_interrupts(ah, qi); |
| 7786 | |
| 7787 | return true; |
| 7788 | } |
| 7789 | |
| 7790 | void ath9k_hw_gettxintrtxqs(struct ath_hal *ah, u32 *txqs) |
| 7791 | { |
| 7792 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 7793 | *txqs &= ahp->ah_intrTxqs; |
| 7794 | ahp->ah_intrTxqs &= ~(*txqs); |
| 7795 | } |
| 7796 | |
| 7797 | bool |
| 7798 | ath9k_hw_filltxdesc(struct ath_hal *ah, struct ath_desc *ds, |
| 7799 | u32 segLen, bool firstSeg, |
| 7800 | bool lastSeg, const struct ath_desc *ds0) |
| 7801 | { |
| 7802 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 7803 | |
| 7804 | if (firstSeg) { |
| 7805 | ads->ds_ctl1 |= segLen | (lastSeg ? 0 : AR_TxMore); |
| 7806 | } else if (lastSeg) { |
| 7807 | ads->ds_ctl0 = 0; |
| 7808 | ads->ds_ctl1 = segLen; |
| 7809 | ads->ds_ctl2 = AR5416DESC_CONST(ds0)->ds_ctl2; |
| 7810 | ads->ds_ctl3 = AR5416DESC_CONST(ds0)->ds_ctl3; |
| 7811 | } else { |
| 7812 | ads->ds_ctl0 = 0; |
| 7813 | ads->ds_ctl1 = segLen | AR_TxMore; |
| 7814 | ads->ds_ctl2 = 0; |
| 7815 | ads->ds_ctl3 = 0; |
| 7816 | } |
| 7817 | ads->ds_txstatus0 = ads->ds_txstatus1 = 0; |
| 7818 | ads->ds_txstatus2 = ads->ds_txstatus3 = 0; |
| 7819 | ads->ds_txstatus4 = ads->ds_txstatus5 = 0; |
| 7820 | ads->ds_txstatus6 = ads->ds_txstatus7 = 0; |
| 7821 | ads->ds_txstatus8 = ads->ds_txstatus9 = 0; |
| 7822 | return true; |
| 7823 | } |
| 7824 | |
| 7825 | void ath9k_hw_cleartxdesc(struct ath_hal *ah, struct ath_desc *ds) |
| 7826 | { |
| 7827 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 7828 | |
| 7829 | ads->ds_txstatus0 = ads->ds_txstatus1 = 0; |
| 7830 | ads->ds_txstatus2 = ads->ds_txstatus3 = 0; |
| 7831 | ads->ds_txstatus4 = ads->ds_txstatus5 = 0; |
| 7832 | ads->ds_txstatus6 = ads->ds_txstatus7 = 0; |
| 7833 | ads->ds_txstatus8 = ads->ds_txstatus9 = 0; |
| 7834 | } |
| 7835 | |
| 7836 | int |
| 7837 | ath9k_hw_txprocdesc(struct ath_hal *ah, struct ath_desc *ds) |
| 7838 | { |
| 7839 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 7840 | |
| 7841 | if ((ads->ds_txstatus9 & AR_TxDone) == 0) |
| 7842 | return -EINPROGRESS; |
| 7843 | |
| 7844 | ds->ds_txstat.ts_seqnum = MS(ads->ds_txstatus9, AR_SeqNum); |
| 7845 | ds->ds_txstat.ts_tstamp = ads->AR_SendTimestamp; |
| 7846 | ds->ds_txstat.ts_status = 0; |
| 7847 | ds->ds_txstat.ts_flags = 0; |
| 7848 | |
| 7849 | if (ads->ds_txstatus1 & AR_ExcessiveRetries) |
| 7850 | ds->ds_txstat.ts_status |= ATH9K_TXERR_XRETRY; |
| 7851 | if (ads->ds_txstatus1 & AR_Filtered) |
| 7852 | ds->ds_txstat.ts_status |= ATH9K_TXERR_FILT; |
| 7853 | if (ads->ds_txstatus1 & AR_FIFOUnderrun) |
| 7854 | ds->ds_txstat.ts_status |= ATH9K_TXERR_FIFO; |
| 7855 | if (ads->ds_txstatus9 & AR_TxOpExceeded) |
| 7856 | ds->ds_txstat.ts_status |= ATH9K_TXERR_XTXOP; |
| 7857 | if (ads->ds_txstatus1 & AR_TxTimerExpired) |
| 7858 | ds->ds_txstat.ts_status |= ATH9K_TXERR_TIMER_EXPIRED; |
| 7859 | |
| 7860 | if (ads->ds_txstatus1 & AR_DescCfgErr) |
| 7861 | ds->ds_txstat.ts_flags |= ATH9K_TX_DESC_CFG_ERR; |
| 7862 | if (ads->ds_txstatus1 & AR_TxDataUnderrun) { |
| 7863 | ds->ds_txstat.ts_flags |= ATH9K_TX_DATA_UNDERRUN; |
| 7864 | ath9k_hw_updatetxtriglevel(ah, true); |
| 7865 | } |
| 7866 | if (ads->ds_txstatus1 & AR_TxDelimUnderrun) { |
| 7867 | ds->ds_txstat.ts_flags |= ATH9K_TX_DELIM_UNDERRUN; |
| 7868 | ath9k_hw_updatetxtriglevel(ah, true); |
| 7869 | } |
| 7870 | if (ads->ds_txstatus0 & AR_TxBaStatus) { |
| 7871 | ds->ds_txstat.ts_flags |= ATH9K_TX_BA; |
| 7872 | ds->ds_txstat.ba_low = ads->AR_BaBitmapLow; |
| 7873 | ds->ds_txstat.ba_high = ads->AR_BaBitmapHigh; |
| 7874 | } |
| 7875 | |
| 7876 | ds->ds_txstat.ts_rateindex = MS(ads->ds_txstatus9, AR_FinalTxIdx); |
| 7877 | switch (ds->ds_txstat.ts_rateindex) { |
| 7878 | case 0: |
| 7879 | ds->ds_txstat.ts_ratecode = MS(ads->ds_ctl3, AR_XmitRate0); |
| 7880 | break; |
| 7881 | case 1: |
| 7882 | ds->ds_txstat.ts_ratecode = MS(ads->ds_ctl3, AR_XmitRate1); |
| 7883 | break; |
| 7884 | case 2: |
| 7885 | ds->ds_txstat.ts_ratecode = MS(ads->ds_ctl3, AR_XmitRate2); |
| 7886 | break; |
| 7887 | case 3: |
| 7888 | ds->ds_txstat.ts_ratecode = MS(ads->ds_ctl3, AR_XmitRate3); |
| 7889 | break; |
| 7890 | } |
| 7891 | |
| 7892 | ds->ds_txstat.ts_rssi = MS(ads->ds_txstatus5, AR_TxRSSICombined); |
| 7893 | ds->ds_txstat.ts_rssi_ctl0 = MS(ads->ds_txstatus0, AR_TxRSSIAnt00); |
| 7894 | ds->ds_txstat.ts_rssi_ctl1 = MS(ads->ds_txstatus0, AR_TxRSSIAnt01); |
| 7895 | ds->ds_txstat.ts_rssi_ctl2 = MS(ads->ds_txstatus0, AR_TxRSSIAnt02); |
| 7896 | ds->ds_txstat.ts_rssi_ext0 = MS(ads->ds_txstatus5, AR_TxRSSIAnt10); |
| 7897 | ds->ds_txstat.ts_rssi_ext1 = MS(ads->ds_txstatus5, AR_TxRSSIAnt11); |
| 7898 | ds->ds_txstat.ts_rssi_ext2 = MS(ads->ds_txstatus5, AR_TxRSSIAnt12); |
| 7899 | ds->ds_txstat.evm0 = ads->AR_TxEVM0; |
| 7900 | ds->ds_txstat.evm1 = ads->AR_TxEVM1; |
| 7901 | ds->ds_txstat.evm2 = ads->AR_TxEVM2; |
| 7902 | ds->ds_txstat.ts_shortretry = MS(ads->ds_txstatus1, AR_RTSFailCnt); |
| 7903 | ds->ds_txstat.ts_longretry = MS(ads->ds_txstatus1, AR_DataFailCnt); |
| 7904 | ds->ds_txstat.ts_virtcol = MS(ads->ds_txstatus1, AR_VirtRetryCnt); |
| 7905 | ds->ds_txstat.ts_antenna = 1; |
| 7906 | |
| 7907 | return 0; |
| 7908 | } |
| 7909 | |
| 7910 | void |
| 7911 | ath9k_hw_set11n_txdesc(struct ath_hal *ah, struct ath_desc *ds, |
| 7912 | u32 pktLen, enum ath9k_pkt_type type, u32 txPower, |
| 7913 | u32 keyIx, enum ath9k_key_type keyType, u32 flags) |
| 7914 | { |
| 7915 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 7916 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 7917 | |
| 7918 | txPower += ahp->ah_txPowerIndexOffset; |
| 7919 | if (txPower > 63) |
| 7920 | txPower = 63; |
| 7921 | |
| 7922 | ads->ds_ctl0 = (pktLen & AR_FrameLen) |
| 7923 | | (flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0) |
| 7924 | | SM(txPower, AR_XmitPower) |
| 7925 | | (flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0) |
| 7926 | | (flags & ATH9K_TXDESC_CLRDMASK ? AR_ClrDestMask : 0) |
| 7927 | | (flags & ATH9K_TXDESC_INTREQ ? AR_TxIntrReq : 0) |
| 7928 | | (keyIx != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0); |
| 7929 | |
| 7930 | ads->ds_ctl1 = |
| 7931 | (keyIx != ATH9K_TXKEYIX_INVALID ? SM(keyIx, AR_DestIdx) : 0) |
| 7932 | | SM(type, AR_FrameType) |
| 7933 | | (flags & ATH9K_TXDESC_NOACK ? AR_NoAck : 0) |
| 7934 | | (flags & ATH9K_TXDESC_EXT_ONLY ? AR_ExtOnly : 0) |
| 7935 | | (flags & ATH9K_TXDESC_EXT_AND_CTL ? AR_ExtAndCtl : 0); |
| 7936 | |
| 7937 | ads->ds_ctl6 = SM(keyType, AR_EncrType); |
| 7938 | |
| 7939 | if (AR_SREV_9285(ah)) { |
| 7940 | |
| 7941 | ads->ds_ctl8 = 0; |
| 7942 | ads->ds_ctl9 = 0; |
| 7943 | ads->ds_ctl10 = 0; |
| 7944 | ads->ds_ctl11 = 0; |
| 7945 | } |
| 7946 | } |
| 7947 | |
| 7948 | void |
| 7949 | ath9k_hw_set11n_ratescenario(struct ath_hal *ah, struct ath_desc *ds, |
| 7950 | struct ath_desc *lastds, |
| 7951 | u32 durUpdateEn, u32 rtsctsRate, |
| 7952 | u32 rtsctsDuration, |
| 7953 | struct ath9k_11n_rate_series series[], |
| 7954 | u32 nseries, u32 flags) |
| 7955 | { |
| 7956 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 7957 | struct ar5416_desc *last_ads = AR5416DESC(lastds); |
| 7958 | u32 ds_ctl0; |
| 7959 | |
| 7960 | (void) nseries; |
| 7961 | (void) rtsctsDuration; |
| 7962 | |
| 7963 | if (flags & (ATH9K_TXDESC_RTSENA | ATH9K_TXDESC_CTSENA)) { |
| 7964 | ds_ctl0 = ads->ds_ctl0; |
| 7965 | |
| 7966 | if (flags & ATH9K_TXDESC_RTSENA) { |
| 7967 | ds_ctl0 &= ~AR_CTSEnable; |
| 7968 | ds_ctl0 |= AR_RTSEnable; |
| 7969 | } else { |
| 7970 | ds_ctl0 &= ~AR_RTSEnable; |
| 7971 | ds_ctl0 |= AR_CTSEnable; |
| 7972 | } |
| 7973 | |
| 7974 | ads->ds_ctl0 = ds_ctl0; |
| 7975 | } else { |
| 7976 | ads->ds_ctl0 = |
| 7977 | (ads->ds_ctl0 & ~(AR_RTSEnable | AR_CTSEnable)); |
| 7978 | } |
| 7979 | |
| 7980 | ads->ds_ctl2 = set11nTries(series, 0) |
| 7981 | | set11nTries(series, 1) |
| 7982 | | set11nTries(series, 2) |
| 7983 | | set11nTries(series, 3) |
| 7984 | | (durUpdateEn ? AR_DurUpdateEna : 0) |
| 7985 | | SM(0, AR_BurstDur); |
| 7986 | |
| 7987 | ads->ds_ctl3 = set11nRate(series, 0) |
| 7988 | | set11nRate(series, 1) |
| 7989 | | set11nRate(series, 2) |
| 7990 | | set11nRate(series, 3); |
| 7991 | |
| 7992 | ads->ds_ctl4 = set11nPktDurRTSCTS(series, 0) |
| 7993 | | set11nPktDurRTSCTS(series, 1); |
| 7994 | |
| 7995 | ads->ds_ctl5 = set11nPktDurRTSCTS(series, 2) |
| 7996 | | set11nPktDurRTSCTS(series, 3); |
| 7997 | |
| 7998 | ads->ds_ctl7 = set11nRateFlags(series, 0) |
| 7999 | | set11nRateFlags(series, 1) |
| 8000 | | set11nRateFlags(series, 2) |
| 8001 | | set11nRateFlags(series, 3) |
| 8002 | | SM(rtsctsRate, AR_RTSCTSRate); |
| 8003 | last_ads->ds_ctl2 = ads->ds_ctl2; |
| 8004 | last_ads->ds_ctl3 = ads->ds_ctl3; |
| 8005 | } |
| 8006 | |
| 8007 | void |
| 8008 | ath9k_hw_set11n_aggr_first(struct ath_hal *ah, struct ath_desc *ds, |
| 8009 | u32 aggrLen) |
| 8010 | { |
| 8011 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 8012 | |
| 8013 | ads->ds_ctl1 |= (AR_IsAggr | AR_MoreAggr); |
| 8014 | |
| 8015 | ads->ds_ctl6 &= ~AR_AggrLen; |
| 8016 | ads->ds_ctl6 |= SM(aggrLen, AR_AggrLen); |
| 8017 | } |
| 8018 | |
| 8019 | void |
| 8020 | ath9k_hw_set11n_aggr_middle(struct ath_hal *ah, struct ath_desc *ds, |
| 8021 | u32 numDelims) |
| 8022 | { |
| 8023 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 8024 | unsigned int ctl6; |
| 8025 | |
| 8026 | ads->ds_ctl1 |= (AR_IsAggr | AR_MoreAggr); |
| 8027 | |
| 8028 | ctl6 = ads->ds_ctl6; |
| 8029 | ctl6 &= ~AR_PadDelim; |
| 8030 | ctl6 |= SM(numDelims, AR_PadDelim); |
| 8031 | ads->ds_ctl6 = ctl6; |
| 8032 | } |
| 8033 | |
| 8034 | void ath9k_hw_set11n_aggr_last(struct ath_hal *ah, struct ath_desc *ds) |
| 8035 | { |
| 8036 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 8037 | |
| 8038 | ads->ds_ctl1 |= AR_IsAggr; |
| 8039 | ads->ds_ctl1 &= ~AR_MoreAggr; |
| 8040 | ads->ds_ctl6 &= ~AR_PadDelim; |
| 8041 | } |
| 8042 | |
| 8043 | void ath9k_hw_clr11n_aggr(struct ath_hal *ah, struct ath_desc *ds) |
| 8044 | { |
| 8045 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 8046 | |
| 8047 | ads->ds_ctl1 &= (~AR_IsAggr & ~AR_MoreAggr); |
| 8048 | } |
| 8049 | |
| 8050 | void |
| 8051 | ath9k_hw_set11n_burstduration(struct ath_hal *ah, struct ath_desc *ds, |
| 8052 | u32 burstDuration) |
| 8053 | { |
| 8054 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 8055 | |
| 8056 | ads->ds_ctl2 &= ~AR_BurstDur; |
| 8057 | ads->ds_ctl2 |= SM(burstDuration, AR_BurstDur); |
| 8058 | } |
| 8059 | |
| 8060 | void |
| 8061 | ath9k_hw_set11n_virtualmorefrag(struct ath_hal *ah, struct ath_desc *ds, |
| 8062 | u32 vmf) |
| 8063 | { |
| 8064 | struct ar5416_desc *ads = AR5416DESC(ds); |
| 8065 | |
| 8066 | if (vmf) |
| 8067 | ads->ds_ctl0 |= AR_VirtMoreFrag; |
| 8068 | else |
| 8069 | ads->ds_ctl0 &= ~AR_VirtMoreFrag; |
| 8070 | } |
| 8071 | |
| 8072 | void ath9k_hw_putrxbuf(struct ath_hal *ah, u32 rxdp) |
| 8073 | { |
| 8074 | REG_WRITE(ah, AR_RXDP, rxdp); |
| 8075 | } |
| 8076 | |
| 8077 | void ath9k_hw_rxena(struct ath_hal *ah) |
| 8078 | { |
| 8079 | REG_WRITE(ah, AR_CR, AR_CR_RXE); |
| 8080 | } |
| 8081 | |
| 8082 | bool ath9k_hw_setrxabort(struct ath_hal *ah, bool set) |
| 8083 | { |
| 8084 | if (set) { |
| 8085 | |
| 8086 | REG_SET_BIT(ah, AR_DIAG_SW, |
| 8087 | (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT)); |
| 8088 | |
| 8089 | if (!ath9k_hw_wait |
| 8090 | (ah, AR_OBS_BUS_1, AR_OBS_BUS_1_RX_STATE, 0)) { |
| 8091 | u32 reg; |
| 8092 | |
| 8093 | REG_CLR_BIT(ah, AR_DIAG_SW, |
| 8094 | (AR_DIAG_RX_DIS | |
| 8095 | AR_DIAG_RX_ABORT)); |
| 8096 | |
| 8097 | reg = REG_READ(ah, AR_OBS_BUS_1); |
| 8098 | DPRINTF(ah->ah_sc, ATH_DBG_FATAL, |
| 8099 | "%s: rx failed to go idle in 10 ms RXSM=0x%x\n", |
| 8100 | __func__, reg); |
| 8101 | |
| 8102 | return false; |
| 8103 | } |
| 8104 | } else { |
| 8105 | REG_CLR_BIT(ah, AR_DIAG_SW, |
| 8106 | (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT)); |
| 8107 | } |
| 8108 | |
| 8109 | return true; |
| 8110 | } |
| 8111 | |
| 8112 | void |
| 8113 | ath9k_hw_setmcastfilter(struct ath_hal *ah, u32 filter0, |
| 8114 | u32 filter1) |
| 8115 | { |
| 8116 | REG_WRITE(ah, AR_MCAST_FIL0, filter0); |
| 8117 | REG_WRITE(ah, AR_MCAST_FIL1, filter1); |
| 8118 | } |
| 8119 | |
| 8120 | bool |
| 8121 | ath9k_hw_setuprxdesc(struct ath_hal *ah, struct ath_desc *ds, |
| 8122 | u32 size, u32 flags) |
| 8123 | { |
| 8124 | struct ar5416_desc *ads = AR5416DESC(ds); |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 8125 | struct ath9k_hw_capabilities *pCap = &ah->ah_caps; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8126 | |
| 8127 | ads->ds_ctl1 = size & AR_BufLen; |
| 8128 | if (flags & ATH9K_RXDESC_INTREQ) |
| 8129 | ads->ds_ctl1 |= AR_RxIntrReq; |
| 8130 | |
| 8131 | ads->ds_rxstatus8 &= ~AR_RxDone; |
Sujith | 60b67f5 | 2008-08-07 10:52:38 +0530 | [diff] [blame] | 8132 | if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8133 | memset(&(ads->u), 0, sizeof(ads->u)); |
| 8134 | return true; |
| 8135 | } |
| 8136 | |
| 8137 | int |
| 8138 | ath9k_hw_rxprocdesc(struct ath_hal *ah, struct ath_desc *ds, |
| 8139 | u32 pa, struct ath_desc *nds, u64 tsf) |
| 8140 | { |
| 8141 | struct ar5416_desc ads; |
| 8142 | struct ar5416_desc *adsp = AR5416DESC(ds); |
| 8143 | |
| 8144 | if ((adsp->ds_rxstatus8 & AR_RxDone) == 0) |
| 8145 | return -EINPROGRESS; |
| 8146 | |
| 8147 | ads.u.rx = adsp->u.rx; |
| 8148 | |
| 8149 | ds->ds_rxstat.rs_status = 0; |
| 8150 | ds->ds_rxstat.rs_flags = 0; |
| 8151 | |
| 8152 | ds->ds_rxstat.rs_datalen = ads.ds_rxstatus1 & AR_DataLen; |
| 8153 | ds->ds_rxstat.rs_tstamp = ads.AR_RcvTimestamp; |
| 8154 | |
| 8155 | ds->ds_rxstat.rs_rssi = MS(ads.ds_rxstatus4, AR_RxRSSICombined); |
| 8156 | ds->ds_rxstat.rs_rssi_ctl0 = MS(ads.ds_rxstatus0, AR_RxRSSIAnt00); |
| 8157 | ds->ds_rxstat.rs_rssi_ctl1 = MS(ads.ds_rxstatus0, AR_RxRSSIAnt01); |
| 8158 | ds->ds_rxstat.rs_rssi_ctl2 = MS(ads.ds_rxstatus0, AR_RxRSSIAnt02); |
| 8159 | ds->ds_rxstat.rs_rssi_ext0 = MS(ads.ds_rxstatus4, AR_RxRSSIAnt10); |
| 8160 | ds->ds_rxstat.rs_rssi_ext1 = MS(ads.ds_rxstatus4, AR_RxRSSIAnt11); |
| 8161 | ds->ds_rxstat.rs_rssi_ext2 = MS(ads.ds_rxstatus4, AR_RxRSSIAnt12); |
| 8162 | if (ads.ds_rxstatus8 & AR_RxKeyIdxValid) |
| 8163 | ds->ds_rxstat.rs_keyix = MS(ads.ds_rxstatus8, AR_KeyIdx); |
| 8164 | else |
| 8165 | ds->ds_rxstat.rs_keyix = ATH9K_RXKEYIX_INVALID; |
| 8166 | |
| 8167 | ds->ds_rxstat.rs_rate = RXSTATUS_RATE(ah, (&ads)); |
| 8168 | ds->ds_rxstat.rs_more = (ads.ds_rxstatus1 & AR_RxMore) ? 1 : 0; |
| 8169 | |
| 8170 | ds->ds_rxstat.rs_isaggr = (ads.ds_rxstatus8 & AR_RxAggr) ? 1 : 0; |
| 8171 | ds->ds_rxstat.rs_moreaggr = |
| 8172 | (ads.ds_rxstatus8 & AR_RxMoreAggr) ? 1 : 0; |
| 8173 | ds->ds_rxstat.rs_antenna = MS(ads.ds_rxstatus3, AR_RxAntenna); |
| 8174 | ds->ds_rxstat.rs_flags = |
| 8175 | (ads.ds_rxstatus3 & AR_GI) ? ATH9K_RX_GI : 0; |
| 8176 | ds->ds_rxstat.rs_flags |= |
| 8177 | (ads.ds_rxstatus3 & AR_2040) ? ATH9K_RX_2040 : 0; |
| 8178 | |
| 8179 | if (ads.ds_rxstatus8 & AR_PreDelimCRCErr) |
| 8180 | ds->ds_rxstat.rs_flags |= ATH9K_RX_DELIM_CRC_PRE; |
| 8181 | if (ads.ds_rxstatus8 & AR_PostDelimCRCErr) |
| 8182 | ds->ds_rxstat.rs_flags |= ATH9K_RX_DELIM_CRC_POST; |
| 8183 | if (ads.ds_rxstatus8 & AR_DecryptBusyErr) |
| 8184 | ds->ds_rxstat.rs_flags |= ATH9K_RX_DECRYPT_BUSY; |
| 8185 | |
| 8186 | if ((ads.ds_rxstatus8 & AR_RxFrameOK) == 0) { |
| 8187 | |
| 8188 | if (ads.ds_rxstatus8 & AR_CRCErr) |
| 8189 | ds->ds_rxstat.rs_status |= ATH9K_RXERR_CRC; |
| 8190 | else if (ads.ds_rxstatus8 & AR_PHYErr) { |
| 8191 | u32 phyerr; |
| 8192 | |
| 8193 | ds->ds_rxstat.rs_status |= ATH9K_RXERR_PHY; |
| 8194 | phyerr = MS(ads.ds_rxstatus8, AR_PHYErrCode); |
| 8195 | ds->ds_rxstat.rs_phyerr = phyerr; |
| 8196 | } else if (ads.ds_rxstatus8 & AR_DecryptCRCErr) |
| 8197 | ds->ds_rxstat.rs_status |= ATH9K_RXERR_DECRYPT; |
| 8198 | else if (ads.ds_rxstatus8 & AR_MichaelErr) |
| 8199 | ds->ds_rxstat.rs_status |= ATH9K_RXERR_MIC; |
| 8200 | } |
| 8201 | |
| 8202 | return 0; |
| 8203 | } |
| 8204 | |
| 8205 | static void ath9k_hw_setup_rate_table(struct ath_hal *ah, |
| 8206 | struct ath9k_rate_table *rt) |
| 8207 | { |
| 8208 | int i; |
| 8209 | |
| 8210 | if (rt->rateCodeToIndex[0] != 0) |
| 8211 | return; |
| 8212 | for (i = 0; i < 256; i++) |
| 8213 | rt->rateCodeToIndex[i] = (u8) -1; |
| 8214 | for (i = 0; i < rt->rateCount; i++) { |
| 8215 | u8 code = rt->info[i].rateCode; |
| 8216 | u8 cix = rt->info[i].controlRate; |
| 8217 | |
| 8218 | rt->rateCodeToIndex[code] = i; |
| 8219 | rt->rateCodeToIndex[code | rt->info[i].shortPreamble] = i; |
| 8220 | |
| 8221 | rt->info[i].lpAckDuration = |
| 8222 | ath9k_hw_computetxtime(ah, rt, |
| 8223 | WLAN_CTRL_FRAME_SIZE, |
| 8224 | cix, |
| 8225 | false); |
| 8226 | rt->info[i].spAckDuration = |
| 8227 | ath9k_hw_computetxtime(ah, rt, |
| 8228 | WLAN_CTRL_FRAME_SIZE, |
| 8229 | cix, |
| 8230 | true); |
| 8231 | } |
| 8232 | } |
| 8233 | |
| 8234 | const struct ath9k_rate_table *ath9k_hw_getratetable(struct ath_hal *ah, |
| 8235 | u32 mode) |
| 8236 | { |
| 8237 | struct ath9k_rate_table *rt; |
| 8238 | switch (mode) { |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 8239 | case ATH9K_MODE_11A: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8240 | rt = &ar5416_11a_table; |
| 8241 | break; |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 8242 | case ATH9K_MODE_11B: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8243 | rt = &ar5416_11b_table; |
| 8244 | break; |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 8245 | case ATH9K_MODE_11G: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8246 | rt = &ar5416_11g_table; |
| 8247 | break; |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 8248 | case ATH9K_MODE_11NG_HT20: |
| 8249 | case ATH9K_MODE_11NG_HT40PLUS: |
| 8250 | case ATH9K_MODE_11NG_HT40MINUS: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8251 | rt = &ar5416_11ng_table; |
| 8252 | break; |
Sujith | 86b89ee | 2008-08-07 10:54:57 +0530 | [diff] [blame] | 8253 | case ATH9K_MODE_11NA_HT20: |
| 8254 | case ATH9K_MODE_11NA_HT40PLUS: |
| 8255 | case ATH9K_MODE_11NA_HT40MINUS: |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8256 | rt = &ar5416_11na_table; |
| 8257 | break; |
| 8258 | default: |
| 8259 | DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, "%s: invalid mode 0x%x\n", |
| 8260 | __func__, mode); |
| 8261 | return NULL; |
| 8262 | } |
| 8263 | ath9k_hw_setup_rate_table(ah, rt); |
| 8264 | return rt; |
| 8265 | } |
| 8266 | |
| 8267 | static const char *ath9k_hw_devname(u16 devid) |
| 8268 | { |
| 8269 | switch (devid) { |
| 8270 | case AR5416_DEVID_PCI: |
| 8271 | case AR5416_DEVID_PCIE: |
| 8272 | return "Atheros 5416"; |
| 8273 | case AR9160_DEVID_PCI: |
| 8274 | return "Atheros 9160"; |
| 8275 | case AR9280_DEVID_PCI: |
| 8276 | case AR9280_DEVID_PCIE: |
| 8277 | return "Atheros 9280"; |
| 8278 | } |
| 8279 | return NULL; |
| 8280 | } |
| 8281 | |
| 8282 | const char *ath9k_hw_probe(u16 vendorid, u16 devid) |
| 8283 | { |
| 8284 | return vendorid == ATHEROS_VENDOR_ID ? |
| 8285 | ath9k_hw_devname(devid) : NULL; |
| 8286 | } |
| 8287 | |
| 8288 | struct ath_hal *ath9k_hw_attach(u16 devid, |
| 8289 | struct ath_softc *sc, |
| 8290 | void __iomem *mem, |
| 8291 | int *error) |
| 8292 | { |
| 8293 | struct ath_hal *ah = NULL; |
| 8294 | |
| 8295 | switch (devid) { |
| 8296 | case AR5416_DEVID_PCI: |
| 8297 | case AR5416_DEVID_PCIE: |
| 8298 | case AR9160_DEVID_PCI: |
| 8299 | case AR9280_DEVID_PCI: |
| 8300 | case AR9280_DEVID_PCIE: |
| 8301 | ah = ath9k_hw_do_attach(devid, sc, mem, error); |
| 8302 | break; |
| 8303 | default: |
| 8304 | DPRINTF(ah->ah_sc, ATH_DBG_ANY, |
| 8305 | "devid=0x%x not supported.\n", devid); |
| 8306 | ah = NULL; |
| 8307 | *error = -ENXIO; |
| 8308 | break; |
| 8309 | } |
Sujith | dc2222a | 2008-08-14 13:26:55 +0530 | [diff] [blame] | 8310 | |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8311 | return ah; |
| 8312 | } |
| 8313 | |
| 8314 | u16 |
| 8315 | ath9k_hw_computetxtime(struct ath_hal *ah, |
| 8316 | const struct ath9k_rate_table *rates, |
| 8317 | u32 frameLen, u16 rateix, |
| 8318 | bool shortPreamble) |
| 8319 | { |
| 8320 | u32 bitsPerSymbol, numBits, numSymbols, phyTime, txTime; |
| 8321 | u32 kbps; |
| 8322 | |
| 8323 | kbps = rates->info[rateix].rateKbps; |
| 8324 | |
| 8325 | if (kbps == 0) |
| 8326 | return 0; |
| 8327 | switch (rates->info[rateix].phy) { |
| 8328 | |
| 8329 | case PHY_CCK: |
| 8330 | phyTime = CCK_PREAMBLE_BITS + CCK_PLCP_BITS; |
| 8331 | if (shortPreamble && rates->info[rateix].shortPreamble) |
| 8332 | phyTime >>= 1; |
| 8333 | numBits = frameLen << 3; |
| 8334 | txTime = CCK_SIFS_TIME + phyTime |
| 8335 | + ((numBits * 1000) / kbps); |
| 8336 | break; |
| 8337 | case PHY_OFDM: |
| 8338 | if (ah->ah_curchan && IS_CHAN_QUARTER_RATE(ah->ah_curchan)) { |
| 8339 | bitsPerSymbol = |
| 8340 | (kbps * OFDM_SYMBOL_TIME_QUARTER) / 1000; |
| 8341 | |
| 8342 | numBits = OFDM_PLCP_BITS + (frameLen << 3); |
| 8343 | numSymbols = DIV_ROUND_UP(numBits, bitsPerSymbol); |
| 8344 | txTime = OFDM_SIFS_TIME_QUARTER |
| 8345 | + OFDM_PREAMBLE_TIME_QUARTER |
| 8346 | + (numSymbols * OFDM_SYMBOL_TIME_QUARTER); |
| 8347 | } else if (ah->ah_curchan && |
| 8348 | IS_CHAN_HALF_RATE(ah->ah_curchan)) { |
| 8349 | bitsPerSymbol = |
| 8350 | (kbps * OFDM_SYMBOL_TIME_HALF) / 1000; |
| 8351 | |
| 8352 | numBits = OFDM_PLCP_BITS + (frameLen << 3); |
| 8353 | numSymbols = DIV_ROUND_UP(numBits, bitsPerSymbol); |
| 8354 | txTime = OFDM_SIFS_TIME_HALF + |
| 8355 | OFDM_PREAMBLE_TIME_HALF |
| 8356 | + (numSymbols * OFDM_SYMBOL_TIME_HALF); |
| 8357 | } else { |
| 8358 | bitsPerSymbol = (kbps * OFDM_SYMBOL_TIME) / 1000; |
| 8359 | |
| 8360 | numBits = OFDM_PLCP_BITS + (frameLen << 3); |
| 8361 | numSymbols = DIV_ROUND_UP(numBits, bitsPerSymbol); |
| 8362 | txTime = OFDM_SIFS_TIME + OFDM_PREAMBLE_TIME |
| 8363 | + (numSymbols * OFDM_SYMBOL_TIME); |
| 8364 | } |
| 8365 | break; |
| 8366 | |
| 8367 | default: |
| 8368 | DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, |
| 8369 | "%s: unknown phy %u (rate ix %u)\n", __func__, |
| 8370 | rates->info[rateix].phy, rateix); |
| 8371 | txTime = 0; |
| 8372 | break; |
| 8373 | } |
| 8374 | return txTime; |
| 8375 | } |
| 8376 | |
| 8377 | u32 ath9k_hw_mhz2ieee(struct ath_hal *ah, u32 freq, u32 flags) |
| 8378 | { |
| 8379 | if (flags & CHANNEL_2GHZ) { |
| 8380 | if (freq == 2484) |
| 8381 | return 14; |
| 8382 | if (freq < 2484) |
| 8383 | return (freq - 2407) / 5; |
| 8384 | else |
| 8385 | return 15 + ((freq - 2512) / 20); |
| 8386 | } else if (flags & CHANNEL_5GHZ) { |
| 8387 | if (ath9k_regd_is_public_safety_sku(ah) && |
| 8388 | IS_CHAN_IN_PUBLIC_SAFETY_BAND(freq)) { |
| 8389 | return ((freq * 10) + |
| 8390 | (((freq % 5) == 2) ? 5 : 0) - 49400) / 5; |
| 8391 | } else if ((flags & CHANNEL_A) && (freq <= 5000)) { |
| 8392 | return (freq - 4000) / 5; |
| 8393 | } else { |
| 8394 | return (freq - 5000) / 5; |
| 8395 | } |
| 8396 | } else { |
| 8397 | if (freq == 2484) |
| 8398 | return 14; |
| 8399 | if (freq < 2484) |
| 8400 | return (freq - 2407) / 5; |
| 8401 | if (freq < 5000) { |
| 8402 | if (ath9k_regd_is_public_safety_sku(ah) |
| 8403 | && IS_CHAN_IN_PUBLIC_SAFETY_BAND(freq)) { |
| 8404 | return ((freq * 10) + |
| 8405 | (((freq % 5) == |
| 8406 | 2) ? 5 : 0) - 49400) / 5; |
| 8407 | } else if (freq > 4900) { |
| 8408 | return (freq - 4000) / 5; |
| 8409 | } else { |
| 8410 | return 15 + ((freq - 2512) / 20); |
| 8411 | } |
| 8412 | } |
| 8413 | return (freq - 5000) / 5; |
| 8414 | } |
| 8415 | } |
| 8416 | |
Luis R. Rodriguez | 6f25542 | 2008-10-03 15:45:27 -0700 | [diff] [blame] | 8417 | /* We can tune this as we go by monitoring really low values */ |
| 8418 | #define ATH9K_NF_TOO_LOW -60 |
| 8419 | |
| 8420 | /* AR5416 may return very high value (like -31 dBm), in those cases the nf |
| 8421 | * is incorrect and we should use the static NF value. Later we can try to |
| 8422 | * find out why they are reporting these values */ |
| 8423 | static bool ath9k_hw_nf_in_range(struct ath_hal *ah, s16 nf) |
| 8424 | { |
| 8425 | if (nf > ATH9K_NF_TOO_LOW) { |
| 8426 | DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, |
| 8427 | "%s: noise floor value detected (%d) is " |
| 8428 | "lower than what we think is a " |
| 8429 | "reasonable value (%d)\n", |
| 8430 | __func__, nf, ATH9K_NF_TOO_LOW); |
| 8431 | return false; |
| 8432 | } |
| 8433 | return true; |
| 8434 | } |
| 8435 | |
| 8436 | s16 |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8437 | ath9k_hw_getchan_noise(struct ath_hal *ah, struct ath9k_channel *chan) |
| 8438 | { |
| 8439 | struct ath9k_channel *ichan; |
Luis R. Rodriguez | 6f25542 | 2008-10-03 15:45:27 -0700 | [diff] [blame] | 8440 | s16 nf; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8441 | |
| 8442 | ichan = ath9k_regd_check_channel(ah, chan); |
| 8443 | if (ichan == NULL) { |
| 8444 | DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, |
| 8445 | "%s: invalid channel %u/0x%x; no mapping\n", |
| 8446 | __func__, chan->channel, chan->channelFlags); |
Luis R. Rodriguez | 6f25542 | 2008-10-03 15:45:27 -0700 | [diff] [blame] | 8447 | return ATH_DEFAULT_NOISE_FLOOR; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8448 | } |
| 8449 | if (ichan->rawNoiseFloor == 0) { |
| 8450 | enum wireless_mode mode = ath9k_hw_chan2wmode(ah, chan); |
Luis R. Rodriguez | 6f25542 | 2008-10-03 15:45:27 -0700 | [diff] [blame] | 8451 | nf = NOISE_FLOOR[mode]; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8452 | } else |
Luis R. Rodriguez | 6f25542 | 2008-10-03 15:45:27 -0700 | [diff] [blame] | 8453 | nf = ichan->rawNoiseFloor; |
| 8454 | |
| 8455 | if (!ath9k_hw_nf_in_range(ah, nf)) |
| 8456 | nf = ATH_DEFAULT_NOISE_FLOOR; |
| 8457 | |
| 8458 | return nf; |
Luis R. Rodriguez | f078f20 | 2008-08-04 00:16:41 -0700 | [diff] [blame] | 8459 | } |
| 8460 | |
| 8461 | bool ath9k_hw_set_tsfadjust(struct ath_hal *ah, u32 setting) |
| 8462 | { |
| 8463 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 8464 | |
| 8465 | if (setting) |
| 8466 | ahp->ah_miscMode |= AR_PCU_TX_ADD_TSF; |
| 8467 | else |
| 8468 | ahp->ah_miscMode &= ~AR_PCU_TX_ADD_TSF; |
| 8469 | return true; |
| 8470 | } |
| 8471 | |
| 8472 | bool ath9k_hw_phycounters(struct ath_hal *ah) |
| 8473 | { |
| 8474 | struct ath_hal_5416 *ahp = AH5416(ah); |
| 8475 | |
| 8476 | return ahp->ah_hasHwPhyCounters ? true : false; |
| 8477 | } |
| 8478 | |
| 8479 | u32 ath9k_hw_gettxbuf(struct ath_hal *ah, u32 q) |
| 8480 | { |
| 8481 | return REG_READ(ah, AR_QTXDP(q)); |
| 8482 | } |
| 8483 | |
| 8484 | bool ath9k_hw_puttxbuf(struct ath_hal *ah, u32 q, |
| 8485 | u32 txdp) |
| 8486 | { |
| 8487 | REG_WRITE(ah, AR_QTXDP(q), txdp); |
| 8488 | |
| 8489 | return true; |
| 8490 | } |
| 8491 | |
| 8492 | bool ath9k_hw_txstart(struct ath_hal *ah, u32 q) |
| 8493 | { |
| 8494 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: queue %u\n", __func__, q); |
| 8495 | |
| 8496 | REG_WRITE(ah, AR_Q_TXE, 1 << q); |
| 8497 | |
| 8498 | return true; |
| 8499 | } |
| 8500 | |
| 8501 | u32 ath9k_hw_numtxpending(struct ath_hal *ah, u32 q) |
| 8502 | { |
| 8503 | u32 npend; |
| 8504 | |
| 8505 | npend = REG_READ(ah, AR_QSTS(q)) & AR_Q_STS_PEND_FR_CNT; |
| 8506 | if (npend == 0) { |
| 8507 | |
| 8508 | if (REG_READ(ah, AR_Q_TXE) & (1 << q)) |
| 8509 | npend = 1; |
| 8510 | } |
| 8511 | return npend; |
| 8512 | } |
| 8513 | |
| 8514 | bool ath9k_hw_stoptxdma(struct ath_hal *ah, u32 q) |
| 8515 | { |
| 8516 | u32 wait; |
| 8517 | |
| 8518 | REG_WRITE(ah, AR_Q_TXD, 1 << q); |
| 8519 | |
| 8520 | for (wait = 1000; wait != 0; wait--) { |
| 8521 | if (ath9k_hw_numtxpending(ah, q) == 0) |
| 8522 | break; |
| 8523 | udelay(100); |
| 8524 | } |
| 8525 | |
| 8526 | if (ath9k_hw_numtxpending(ah, q)) { |
| 8527 | u32 tsfLow, j; |
| 8528 | |
| 8529 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, |
| 8530 | "%s: Num of pending TX Frames %d on Q %d\n", |
| 8531 | __func__, ath9k_hw_numtxpending(ah, q), q); |
| 8532 | |
| 8533 | for (j = 0; j < 2; j++) { |
| 8534 | tsfLow = REG_READ(ah, AR_TSF_L32); |
| 8535 | REG_WRITE(ah, AR_QUIET2, |
| 8536 | SM(10, AR_QUIET2_QUIET_DUR)); |
| 8537 | REG_WRITE(ah, AR_QUIET_PERIOD, 100); |
| 8538 | REG_WRITE(ah, AR_NEXT_QUIET_TIMER, tsfLow >> 10); |
| 8539 | REG_SET_BIT(ah, AR_TIMER_MODE, |
| 8540 | AR_QUIET_TIMER_EN); |
| 8541 | |
| 8542 | if ((REG_READ(ah, AR_TSF_L32) >> 10) == |
| 8543 | (tsfLow >> 10)) { |
| 8544 | break; |
| 8545 | } |
| 8546 | DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, |
| 8547 | "%s: TSF have moved while trying to set " |
| 8548 | "quiet time TSF: 0x%08x\n", |
| 8549 | __func__, tsfLow); |
| 8550 | } |
| 8551 | |
| 8552 | REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_FORCE_CH_IDLE_HIGH); |
| 8553 | |
| 8554 | udelay(200); |
| 8555 | REG_CLR_BIT(ah, AR_TIMER_MODE, AR_QUIET_TIMER_EN); |
| 8556 | |
| 8557 | wait = 1000; |
| 8558 | |
| 8559 | while (ath9k_hw_numtxpending(ah, q)) { |
| 8560 | if ((--wait) == 0) { |
| 8561 | DPRINTF(ah->ah_sc, ATH_DBG_XMIT, |
| 8562 | "%s: Failed to stop Tx DMA in 100 " |
| 8563 | "msec after killing last frame\n", |
| 8564 | __func__); |
| 8565 | break; |
| 8566 | } |
| 8567 | udelay(100); |
| 8568 | } |
| 8569 | |
| 8570 | REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_FORCE_CH_IDLE_HIGH); |
| 8571 | } |
| 8572 | |
| 8573 | REG_WRITE(ah, AR_Q_TXD, 0); |
| 8574 | return wait != 0; |
| 8575 | } |