package/mac80211/patches/571-ath9k_xpa_timing_control.patch

   1 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
   2 +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
   3 @@ -3962,9 +3962,32 @@ static void ar9003_hw_txend_to_xpa_off_a
   4                       AR_PHY_XPA_TIMING_CTL_TX_END_XPAA_OFF, value);
   5  }
   6
   7 +static void ar9003_hw_xpa_timing_control_apply(struct ath_hw *ah, bool is_2ghz)
   8 +{
   9 +       struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
  10 +       u8 xpa_ctl;
  11 +
  12 +       if (!(eep->baseEepHeader.featureEnable & 0x80))
  13 +               return;
  14 +
  15 +       if (!AR_SREV_9300(ah) && !AR_SREV_9340(ah) && !AR_SREV_9580(ah))
  16 +               return;
  17 +
  18 +       if (is_2ghz) {
  19 +               xpa_ctl = eep->modalHeader2G.txFrameToXpaOn;
  20 +               REG_RMW_FIELD(ah, AR_PHY_XPA_TIMING_CTL,
  21 +                             AR_PHY_XPA_TIMING_CTL_FRAME_XPAB_ON, xpa_ctl);
  22 +       } else {
  23 +               xpa_ctl = eep->modalHeader5G.txFrameToXpaOn;
  24 +               REG_RMW_FIELD(ah, AR_PHY_XPA_TIMING_CTL,
  25 +                             AR_PHY_XPA_TIMING_CTL_FRAME_XPAA_ON, xpa_ctl);
  26 +       }
  27 +}
  28 +
  29  static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah,
  30                                              struct ath9k_channel *chan)
  31  {
  32 +       ar9003_hw_xpa_timing_control_apply(ah, IS_CHAN_2GHZ(chan));
  33         ar9003_hw_xpa_bias_level_apply(ah, IS_CHAN_2GHZ(chan));
  34         ar9003_hw_ant_ctrl_apply(ah, IS_CHAN_2GHZ(chan));
  35         ar9003_hw_drive_strength_apply(ah);