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Commit b55f6bb7 authored by Bala Shanmugam's avatar Bala Shanmugam Committed by John W. Linville
Browse files

ath9k: turn off RXIQ calibration while re-calibrating radio 



TXIQ and RXIQ share the same data path to upload the measurement
result, we should turn off RXIQ calibration while re-calibrating radio

Signed-off-by: default avatarBala Shanmugam <bkamatch@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent d9575dad

drivers/net/wireless/ath/ath9k/ar9003_mci.c

+6 −0
Original line number Diff line number Diff line
@@ -750,6 +750,9 @@ int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, 


	mci_hw->bt_state = MCI_BT_AWAKE;



	REG_CLR_BIT(ah, AR_PHY_TIMING4,

		    1 << AR_PHY_TIMING_CONTROL4_DO_GAIN_DC_IQ_CAL_SHIFT);



	if (caldata) {

		caldata->done_txiqcal_once = false;

		caldata->done_txclcal_once = false;
@@ -759,6 +762,9 @@ int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, 
	if (!ath9k_hw_init_cal(ah, chan))

		return -EIO;



	REG_SET_BIT(ah, AR_PHY_TIMING4,

		    1 << AR_PHY_TIMING_CONTROL4_DO_GAIN_DC_IQ_CAL_SHIFT);



exit:

	ar9003_mci_enable_interrupt(ah);

	return 0;

drivers/net/wireless/ath/ath9k/ar9003_phy.h

+1 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ 
#define AR_PHY_SPUR_REG     (AR_CHAN_BASE + 0x1c)

#define AR_PHY_RX_IQCAL_CORR_B0    (AR_CHAN_BASE + 0xdc)

#define AR_PHY_TX_IQCAL_CONTROL_3  (AR_CHAN_BASE + 0xb0)

#define AR_PHY_TIMING_CONTROL4_DO_GAIN_DC_IQ_CAL_SHIFT 16



#define AR_PHY_TIMING11_SPUR_FREQ_SD    0x3FF00000

#define AR_PHY_TIMING11_SPUR_FREQ_SD_S  20