ath_hal/ar9300/ar9300_ani.c

171  * This routine returns the index into the ani_state array that
297     struct ar9300_ani_state *ani_state;
304     ani_state = &ahp->ah_ani[index];
305     ahp->ah_curani = ani_state;
313     ani_state->ini_def.m1_thresh = MS(val, AR_PHY_SFCORR_M1_THRESH);
314     ani_state->ini_def.m2_thresh = MS(val, AR_PHY_SFCORR_M2_THRESH);
315     ani_state->ini_def.m2_count_thr = MS(val, AR_PHY_SFCORR_M2COUNT_THR);
318     ani_state->ini_def.m1_thresh_low =
320     ani_state->ini_def.m2_thresh_low =
322     ani_state->ini_def.m2_count_thr_low =
326     ani_state->ini_def.m1_thresh_ext = MS(val, AR_PHY_SFCORR_EXT_M1_THRESH);
327     ani_state->ini_def.m2_thresh_ext = MS(val, AR_PHY_SFCORR_EXT_M2_THRESH);
328     ani_state->ini_def.m1_thresh_low_ext =
330     ani_state->ini_def.m2_thresh_low_ext =
333     ani_state->ini_def.firstep =
335     ani_state->ini_def.firstep_low =
338     ani_state->ini_def.cycpwr_thr1 =
340     ani_state->ini_def.cycpwr_thr1_ext =
344     ani_state->spur_immunity_level = HAL_ANI_DEF_SPUR_IMMUNE_LVL;
345     ani_state->firstep_level = HAL_ANI_DEF_FIRSTEP_LVL;
346     ani_state->ofdm_weak_sig_detect_off = !HAL_ANI_USE_OFDM_WEAK_SIG;
347     ani_state->mrc_cck_off = !HAL_ANI_ENABLE_MRC_CCK;
349     ani_state->cycle_count = 0;
360     struct ar9300_ani_state *ani_state = ahp->ah_curani;
362     ani_state->rssi = BEACON_RSSI(ahp);
365         ani_state->ofdm_noise_immunity_level, ofdm_noise_immunity_level,
366         ani_state->rssi, ani_state->rssi_thr_low, ani_state->rssi_thr_high);
368     ani_state->ofdm_noise_immunity_level = ofdm_noise_immunity_level;
370     if (ani_state->spur_immunity_level !=
378     if (ani_state->firstep_level !=
381             cck_level_table[ani_state->cck_noise_immunity_level].fir_step_level)
389         ani_state->rssi <= ani_state->rssi_thr_high))
391         if (ani_state->ofdm_weak_sig_detect_off) {
397     } else if (ani_state->ofdm_weak_sig_detect_off ==
414     struct ar9300_ani_state *ani_state = ahp->ah_curani;
417     ani_state->rssi = BEACON_RSSI(ahp);
420         __func__, ani_state->cck_noise_immunity_level, cck_noise_immunity_level,
421         ani_state->rssi, ani_state->rssi_thr_low, ani_state->rssi_thr_high);
424         ani_state->rssi <= ani_state->rssi_thr_low &&
430     ani_state->cck_noise_immunity_level = cck_noise_immunity_level;
432     level = ani_state->ofdm_noise_immunity_level;
433     if (ani_state->firstep_level !=
443     if (ani_state->mrc_cck_off ==
459     struct ar9300_ani_state *ani_state = ahp->ah_curani;
495                 ani_state->ini_def.m1_thresh_low    : m1_thresh_low_off;
497                 ani_state->ini_def.m2_thresh_low    : m2_thresh_low_off;
499                 ani_state->ini_def.m1_thresh       : m1_thresh_off;
501                 ani_state->ini_def.m2_thresh       : m2_thresh_off;
503                 ani_state->ini_def.m2_count_thr     : m2_count_thr_off;
505                 ani_state->ini_def.m2_count_thr_low  : m2_count_thr_low_off;
507                 ani_state->ini_def.m1_thresh_low_ext : m1_thresh_low_ext_off;
509                 ani_state->ini_def.m2_thresh_low_ext : m2_thresh_low_ext_off;
511                 ani_state->ini_def.m1_thresh_ext    : m1_thresh_ext_off;
513                 ani_state->ini_def.m2_thresh_ext    : m2_thresh_ext_off;
542             if ((!is_on) != ani_state->ofdm_weak_sig_detect_off) {
546                     !ani_state->ofdm_weak_sig_detect_off ? "on" : "off",
553                 ani_state->ofdm_weak_sig_detect_off = !is_on;
571             ani_state->ini_def.firstep;
586             ani_state->ini_def.firstep_low;
596         if (level != ani_state->firstep_level) {
599                 __func__, chan->ic_freq, ani_state->firstep_level, level,
600                 HAL_ANI_DEF_FIRSTEP_LVL, value, ani_state->ini_def.firstep);
604                 __func__, chan->ic_freq, ani_state->firstep_level, level,
606                 ani_state->ini_def.firstep_low);
607             if (level > ani_state->firstep_level) {
609             } else if (level < ani_state->firstep_level) {
612             ani_state->firstep_level = level;
629             ani_state->ini_def.cycpwr_thr1;
645             ani_state->ini_def.cycpwr_thr1_ext;
654         if (level != ani_state->spur_immunity_level) {
658                 __func__, chan->ic_freq, ani_state->spur_immunity_level, level,
660                 ani_state->ini_def.cycpwr_thr1);
664                 __func__, chan->ic_freq, ani_state->spur_immunity_level, level,
666                 ani_state->ini_def.cycpwr_thr1_ext);
667             if (level > ani_state->spur_immunity_level) {
669             } else if (level < ani_state->spur_immunity_level) {
672             ani_state->spur_immunity_level = level;
687         if ((!is_on) != ani_state->mrc_cck_off) {
690                 !ani_state->mrc_cck_off ? "on" : "off", is_on ? "on" : "off");
696             ani_state->mrc_cck_off = !is_on;
731             ani_state = ahp->ah_curani;
754         __func__, ani_state->spur_immunity_level,
755         !ani_state->ofdm_weak_sig_detect_off ? "on" : "off",
756         ani_state->firstep_level, !ani_state->mrc_cck_off ? "on" : "off",
757         ani_state->listen_time, ani_state->cycle_count,
758         ani_state->listen_time, ani_state->ofdm_phy_err_count,
759         ani_state->cck_phy_err_count);
769         log_data.noise_immun_lvl = ani_state->ofdm_noise_immunity_level;
770         log_data.spur_immun_lvl = ani_state->spur_immunity_level;
771         log_data.ofdm_weak_det = ani_state->ofdm_weak_sig_detect_off;
772         log_data.cck_weak_thr = ani_state->cck_noise_immunity_level;
773         log_data.fir_lvl = ani_state->firstep_level;
774         log_data.listen_time = ani_state->listen_time;
775         log_data.cycle_count = ani_state->cycle_count;
777         log_data.ofdm_phy_err_count = ani_state->listen_time ?
778             ani_state->ofdm_phy_err_count * 1000 / ani_state->listen_time : 0;
780         log_data.cck_phy_err_count =  ani_state->listen_time ?
781             ani_state->cck_phy_err_count * 1000 / ani_state->listen_time  : 0;
782         log_data.rssi = ani_state->rssi;
796     struct ar9300_ani_state *ani_state;
802     ani_state = ahp->ah_curani;
804     ani_state->listen_time = 0;
814     ani_state->ofdm_phy_err_count = 0;
815     ani_state->cck_phy_err_count = 0;
822     struct ar9300_ani_state *ani_state;
828     ani_state = ahp->ah_curani;
830     if (ani_state->ofdm_noise_immunity_level < HAL_ANI_OFDM_MAX_LEVEL) {
832             ah, ani_state->ofdm_noise_immunity_level + 1);
840     struct ar9300_ani_state *ani_state;
846     ani_state = ahp->ah_curani;
848     if (ani_state->cck_noise_immunity_level < HAL_ANI_CCK_MAX_LEVEL) {
850             ah, ani_state->cck_noise_immunity_level + 1);
863     struct ar9300_ani_state *ani_state;
879     ani_state = &ahp->ah_ani[index];
880     HALASSERT(ani_state != AH_NULL);
881     ahp->ah_curani = ani_state;
885     ani_state->phy_noise_spur = 0;
910         if (ani_state->ofdm_noise_immunity_level != HAL_ANI_OFDM_DEF_LEVEL ||
911             ani_state->cck_noise_immunity_level != HAL_ANI_CCK_DEF_LEVEL)
917                 chan->ic_flags, is_scanning, ani_state->must_restore,
918                 ani_state->ofdm_noise_immunity_level,
919                 ani_state->cck_noise_immunity_level);
934                 ani_state->must_restore = AH_TRUE;
950             chan->ic_flags, is_scanning, ani_state->must_restore,
951             ani_state->ofdm_noise_immunity_level,
952             ani_state->cck_noise_immunity_level);
954             ah, ani_state->ofdm_noise_immunity_level);
956             ah, ani_state->cck_noise_immunity_level);
957         ani_state->must_restore = AH_FALSE;
1022     struct ar9300_ani_state *ani_state = ahp->ah_curani;
1024     if (ani_state->ofdm_noise_immunity_level > 0 &&
1025         (ani_state->ofdms_turn || ani_state->cck_noise_immunity_level == 0)) {
1030             ah, ani_state->ofdm_noise_immunity_level - 1);
1039     if (ani_state->cck_noise_immunity_level > 0) {
1044             ah, ani_state->cck_noise_immunity_level - 1);
1062     struct ar9300_ani_state *ani_state;
1073     ani_state = ahp->ah_curani;
1074     if (ani_state->cycle_count == 0 || ani_state->cycle_count > cycle_count) {
1084             "%s: 1st call: ani_state->cycle_count=%d\n",
1085             __func__, ani_state->cycle_count);
1088         int32_t ccdelta = cycle_count - ani_state->cycle_count;
1089         int32_t rfdelta = rx_frame_count - ani_state->rx_frame_count;
1090         int32_t tfdelta = tx_frame_count - ani_state->tx_frame_count;
1091         int32_t rcdelta = rx_busy_count - ani_state->rx_busy_count;
1092         int32_t extrcdelta = rx_ext_busy_count - ani_state->rx_ext_busy_count;
1110     ani_state->cycle_count = cycle_count;
1111     ani_state->tx_frame_count = tx_frame_count;
1112     ani_state->rx_frame_count = rx_frame_count;
1113     ani_state->rx_busy_count = rx_busy_count;
1114     ani_state->rx_ext_busy_count = rx_ext_busy_count;
1126     struct ar9300_ani_state *ani_state;
1132     ani_state = ahp->ah_curani;
1135     if (ani_state == NULL) {
1148     if (ani_state->must_restore) {
1166     ani_state->listen_time += listen_time;
1177                cck_phy_err_cnt - ani_state->cck_phy_err_count;
1179               ofdm_phy_err_cnt - ani_state->ofdm_phy_err_count;
1184         ofdm_phy_err_cnt - ani_state->ofdm_phy_err_count;
1185     ani_state->ofdm_phy_err_count = ofdm_phy_err_cnt;
1188         cck_phy_err_cnt - ani_state->cck_phy_err_count;
1189     ani_state->cck_phy_err_count = cck_phy_err_cnt;
1207         ani_state->ofdm_phy_err_count * 1000 / ani_state->listen_time;
1209         ani_state->cck_phy_err_count * 1000 / ani_state->listen_time;
1214         ani_state->ofdm_noise_immunity_level, ofdm_phy_err_rate,
1215         ani_state->cck_noise_immunity_level, cck_phy_err_rate,
1216         ani_state->ofdms_turn);
1218     if (ani_state->listen_time >= HAL_NOISE_DETECT_PERIOD) {
1219         old_phy_noise_spur = ani_state->phy_noise_spur;
1220         if (ofdm_phy_err_rate <= ani_state->ofdm_trig_low &&
1221             cck_phy_err_rate <= ani_state->cck_trig_low) {
1222             if (ani_state->listen_time >= HAL_NOISE_RECOVER_PERIOD) {
1223                 ani_state->phy_noise_spur = 0;
1226             ani_state->phy_noise_spur = 1;
1228         if (old_phy_noise_spur != ani_state->phy_noise_spur) {
1231                      __func__, old_phy_noise_spur, ani_state->phy_noise_spur);
1235     if (ani_state->listen_time > 5 * ahp->ah_ani_period) {
1240         if (ofdm_phy_err_rate <= ani_state->ofdm_trig_low &&
1241             cck_phy_err_rate <= ani_state->cck_trig_low)
1246                 __func__, ani_state->listen_time,
1247                 ani_state->ofdm_noise_immunity_level, ofdm_phy_err_rate,
1248                 ani_state->ofdm_trig_low, ani_state->cck_noise_immunity_level,
1249                 cck_phy_err_rate, ani_state->cck_trig_low);
1251             ani_state->ofdms_turn = !ani_state->ofdms_turn;
1256             __func__, ani_state->listen_time,
1259      } else if (ani_state->listen_time > ahp->ah_ani_period) {
1261         if (ofdm_phy_err_rate > ani_state->ofdm_trig_high &&
1262             (cck_phy_err_rate <= ani_state->cck_trig_high ||
1263              ani_state->ofdms_turn))
1268                 __func__, ani_state->listen_time,
1269                 ani_state->ofdm_noise_immunity_level, ofdm_phy_err_rate,
1270                 ani_state->ofdm_trig_high);
1273             ani_state->ofdms_turn = AH_FALSE;
1274         } else if (cck_phy_err_rate > ani_state->cck_trig_high) {
1278                 __func__, ani_state->listen_time,
1279                 ani_state->cck_noise_immunity_level, cck_phy_err_rate,
1280                 ani_state->cck_trig_high);
1283             ani_state->ofdms_turn = AH_TRUE;
1298     struct ar9300_ani_state *ani_state;
1300     ani_state = ahp->ah_curani;
1302     return ani_state->phy_noise_spur;