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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: Bala Shanmugam <bkamatch@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Bala Shanmugam 2012-10-15 15:29:48 +05:30 committed by John W. Linville
parent d9575dad59
commit b55f6bb7c3
2 changed files with 7 additions and 0 deletions
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6
drivers/net/wireless/ath/ath9k/ar9003_mci.c
View File

@ -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;

1
drivers/net/wireless/ath/ath9k/ar9003_phy.h
View File

@ -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