diff options
| author | Vivek Natarajan <vivek.natraj@gmail.com> | 2009-08-14 11:27:16 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-08-20 11:35:51 -0400 |
| commit | db91f2e4d410bf3011b3649b9257e5b3c60b25ff (patch) | |
| tree | 0a9ee7cd004198ae7b6a76fb8f5aa5671b61e716 /drivers/net/wireless/ath/ath9k/hw.c | |
| parent | 1e711bee566e26f03e51d5a754e7c8a57e489f9f (diff) | |
| download | lwn-db91f2e4d410bf3011b3649b9257e5b3c60b25ff.tar.gz lwn-db91f2e4d410bf3011b3649b9257e5b3c60b25ff.zip | |
ath9k: Add open loop power control support for AR9287.
Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/hw.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 9f1b34d9861a..125e689f7c5c 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1332,11 +1332,21 @@ static void ath9k_olc_init(struct ath_hw *ah) { u32 i; - for (i = 0; i < AR9280_TX_GAIN_TABLE_SIZE; i++) - ah->originalGain[i] = - MS(REG_READ(ah, AR_PHY_TX_GAIN_TBL1 + i * 4), - AR_PHY_TX_GAIN); - ah->PDADCdelta = 0; + if (OLC_FOR_AR9287_10_LATER) { + REG_SET_BIT(ah, AR_PHY_TX_PWRCTRL9, + AR_PHY_TX_PWRCTRL9_RES_DC_REMOVAL); + ath9k_hw_analog_shift_rmw(ah, AR9287_AN_TXPC0, + AR9287_AN_TXPC0_TXPCMODE, + AR9287_AN_TXPC0_TXPCMODE_S, + AR9287_AN_TXPC0_TXPCMODE_TEMPSENSE); + udelay(100); + } else { + for (i = 0; i < AR9280_TX_GAIN_TABLE_SIZE; i++) + ah->originalGain[i] = + MS(REG_READ(ah, AR_PHY_TX_GAIN_TBL1 + i * 4), + AR_PHY_TX_GAIN); + ah->PDADCdelta = 0; + } } static u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, |