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ath9k_hw: increase symbol overlap window for half/quarter channels 

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2012-04-19 21:18:25 +02:00 committed by John W. Linville
parent 08685ce30f
commit 3e61d3f9b2
2 changed files with 7 additions and 0 deletions
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4
drivers/net/wireless/ath/ath9k/ar9003_phy.c
View File

@ -728,6 +728,10 @@ static void ar9003_hw_set_rfmode(struct ath_hw *ah,
if (IS_CHAN_HALF_RATE(chan))
rfMode |= AR_PHY_MODE_HALF;
if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF))
REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL,
AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 3);
REG_WRITE(ah, AR_PHY_MODE, rfMode);
}

3
drivers/net/wireless/ath/ath9k/ar9003_phy.h
View File

@ -468,6 +468,9 @@
#define AR_PHY_ADDAC_PARA_CTL (AR_SM_BASE + 0x150)
#define AR_PHY_XPA_CFG (AR_SM_BASE + 0x158)
#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW 3
#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW_S 0
#define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A 0x0001FC00
#define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A_S 10
#define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A 0x3FF