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Commit 89be49e1 authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
Browse files

ath9k_hw: apply XPA timing control values from EEPROM 



Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent aa5955c3

drivers/net/wireless/ath/ath9k/ar9003_eeprom.c

+23 −0
Original line number Diff line number Diff line
@@ -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);