ath9k: add a number of ar93xx eeprom related fixes / enhancements

[openwrt.git] / package / mac80211 / patches / 571-ath9k_xpa_timing_control.patch

diff --git a/package/mac80211/patches/571-ath9k_xpa_timing_control.patch b/package/mac80211/patches/571-ath9k_xpa_timing_control.patch
new file mode 100644 (file)
index 0000000..3efaeaf
--- /dev/null
+++ b/package/mac80211/patches/571-ath9k_xpa_timing_control.patch
@@ -0,0 +1,35 @@
+--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+@@ -3962,9 +3962,32 @@ static void ar9003_hw_txend_to_xpa_off_a
+                     AR_PHY_XPA_TIMING_CTL_TX_END_XPAA_OFF, value);
+ }
+ 
++static void ar9003_hw_xpa_timing_control_apply(struct ath_hw *ah, bool is_2ghz)
++{
++      struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
++      u8 xpa_ctl;
++
++      if (!(eep->baseEepHeader.featureEnable & 0x80))
++              return;
++
++      if (!AR_SREV_9300(ah) && !AR_SREV_9340(ah) && !AR_SREV_9580(ah))
++              return;
++
++      if (is_2ghz) {
++              xpa_ctl = eep->modalHeader2G.txFrameToXpaOn;
++              REG_RMW_FIELD(ah, AR_PHY_XPA_TIMING_CTL,
++                            AR_PHY_XPA_TIMING_CTL_FRAME_XPAB_ON, xpa_ctl);
++      } else {
++              xpa_ctl = eep->modalHeader5G.txFrameToXpaOn;
++              REG_RMW_FIELD(ah, AR_PHY_XPA_TIMING_CTL,
++                            AR_PHY_XPA_TIMING_CTL_FRAME_XPAA_ON, xpa_ctl);
++      }
++}
++
+ static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah,
+                                            struct ath9k_channel *chan)
+ {
++      ar9003_hw_xpa_timing_control_apply(ah, IS_CHAN_2GHZ(chan));
+       ar9003_hw_xpa_bias_level_apply(ah, IS_CHAN_2GHZ(chan));
+       ar9003_hw_ant_ctrl_apply(ah, IS_CHAN_2GHZ(chan));
+       ar9003_hw_drive_strength_apply(ah);