diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2012-07-15 19:53:37 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-07-17 15:11:35 -0400 |
| commit | 89be49e1cd91aba694065cd2ab1463338830c3a4 (patch) | |
| tree | 271e0808de0414400d5106d57b20fd1a763a19f1 /drivers/net | |
| parent | aa5955c36fc3dfa6d18b47fc206987c561d903d8 (diff) | |
| download | linux-89be49e1cd91aba694065cd2ab1463338830c3a4.tar.gz linux-89be49e1cd91aba694065cd2ab1463338830c3a4.tar.bz2 linux-89be49e1cd91aba694065cd2ab1463338830c3a4.zip | |
ath9k_hw: apply XPA timing control values from EEPROM
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 3cddd78e88ac..86e4be4928b7 100644 --- 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_apply(struct ath_hw *ah, u16 freq) 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); |