From: Brian Prodoehl Date: Sat, 25 Dec 2010 19:34:43 +0000 (-0500) Subject: ath9k: fix spur mitigation no-spur case for AR9002 X-Git-Tag: firefly_0821_release~7613^2~3122^2~14^2~3^2~37 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=44cefead807daf96d0f43eb494b1eb5edb5454bf;p=firefly-linux-kernel-4.4.55.git ath9k: fix spur mitigation no-spur case for AR9002 For the AR9002, the spur frequency read from the EEPROM is mangled before being compared against AR_NO_SPUR. This results in the driver trying to set up the spur mitigation for bogus spurs, rather than cleanly breaking out. Signed-off-by: Brian Prodoehl Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.c b/drivers/net/wireless/ath/ath9k/ar9002_phy.c index 7ae66a889f5a..7d68d61e406b 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c @@ -203,13 +203,14 @@ static void ar9002_hw_spur_mitigate(struct ath_hw *ah, for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { cur_bb_spur = ah->eep_ops->get_spur_channel(ah, i, is2GHz); + if (AR_NO_SPUR == cur_bb_spur) + break; + if (is2GHz) cur_bb_spur = (cur_bb_spur / 10) + AR_BASE_FREQ_2GHZ; else cur_bb_spur = (cur_bb_spur / 10) + AR_BASE_FREQ_5GHZ; - if (AR_NO_SPUR == cur_bb_spur) - break; cur_bb_spur = cur_bb_spur - freq; if (IS_CHAN_HT40(chan)) {