ath9k_hw: Update CCK spur mitigation for AR9462
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>
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index fe96997..04b060a 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -198,12 +198,14 @@
synth_freq = chan->channel;
}
} else {
- range = 10;
+ range = AR_SREV_9462(ah) ? 5 : 10;
max_spur_cnts = 4;
synth_freq = chan->channel;
}
for (i = 0; i < max_spur_cnts; i++) {
+ if (AR_SREV_9462(ah) && (i == 0 || i == 3))
+ continue;
negative = 0;
if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah))
cur_bb_spur = FBIN2FREQ(spur_fbin_ptr[i],