package/mac80211/patches/441-ath5k_no_agc_recalibration.patch

   1 --- a/drivers/net/wireless/ath/ath5k/phy.c
   2 +++ b/drivers/net/wireless/ath/ath5k/phy.c
   3 @@ -1871,31 +1871,15 @@ ath5k_hw_phy_calibrate(struct ath5k_hw *
   4                 ret = 0;
   5         }
   6
   7 -       /* On full calibration do an AGC calibration and
   8 -        * request a PAPD probe for gainf calibration if
   9 -        * needed */
  10 -       if (ah->ah_cal_mask & AR5K_CALIBRATION_FULL) {
  11 +       /* On full calibration request a PAPD probe for
  12 +        * gainf calibration if needed */
  13 +       if ((ah->ah_cal_mask & AR5K_CALIBRATION_FULL) &&
  14 +           (ah->ah_radio == AR5K_RF5111 ||
  15 +            ah->ah_radio == AR5K_RF5112) &&
  16 +           channel->hw_value != AR5K_MODE_11B)
  17 +               ath5k_hw_request_rfgain_probe(ah);
  18
  19 -               AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL,
  20 -                                       AR5K_PHY_AGCCTL_CAL);
  21 -
  22 -               ret = ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL,
  23 -                       AR5K_PHY_AGCCTL_CAL | AR5K_PHY_AGCCTL_NF,
  24 -                       0, false);
  25 -               if (ret) {
  26 -                       ATH5K_ERR(ah,
  27 -                               "gain calibration timeout (%uMHz)\n",
  28 -                               channel->center_freq);
  29 -               }
  30 -
  31 -               if ((ah->ah_radio == AR5K_RF5111 ||
  32 -                       ah->ah_radio == AR5K_RF5112)
  33 -                       && (channel->hw_value != AR5K_MODE_11B))
  34 -                       ath5k_hw_request_rfgain_probe(ah);
  35 -       }
  36 -
  37 -       /* Update noise floor
  38 -        * XXX: Only do this after AGC calibration */
  39 +       /* Update noise floor */
  40         if (!(ah->ah_cal_mask & AR5K_CALIBRATION_NF))
  41                 ath5k_hw_update_noise_floor(ah);
  42