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ath9k_hw: Update CCK spur mitigation for AR9462

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To improve CCK sensitivity for AR9462 chips, performing
spur mitigation at 2440, 2464 frequencies alone is sufficient.

Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rajkumar Manoharan
2011-10-24 18:14:39 +05:30
committed by John W. Linville
parent 43bc3e89cf
commit 38df2f07b7
1 changed files with 3 additions and 1 deletions
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4
drivers/net/wireless/ath/ath9k/ar9003_phy.c
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@@ -198,12 +198,14 @@ static void ar9003_hw_spur_mitigate_mrc_cck(struct ath_hw *ah,
synth_freq = chan->channel; synth_freq = chan->channel;
} }
} else { } else {
range = 10; range = AR_SREV_9462(ah) ? 5 : 10;
max_spur_cnts = 4; max_spur_cnts = 4;
synth_freq = chan->channel; synth_freq = chan->channel;
} }
for (i = 0; i < max_spur_cnts; i++) { for (i = 0; i < max_spur_cnts; i++) {
if (AR_SREV_9462(ah) && (i == 0 || i == 3))
continue;
negative = 0; negative = 0;
if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah)) if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah))
cur_bb_spur = FBIN2FREQ(spur_fbin_ptr[i], cur_bb_spur = FBIN2FREQ(spur_fbin_ptr[i],