From: Vasanthakumar Thiagarajan Date: Thu, 17 Sep 2009 03:56:44 +0000 (+0530) Subject: ath9k: Don't read NF when chip has gone through full sleep mode X-Git-Tag: firefly_0821_release~11864^2~297^2~17 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9ebef7997d0c131a8d53c045bff68becddd58124;p=firefly-linux-kernel-4.4.55.git ath9k: Don't read NF when chip has gone through full sleep mode NF value may be incorrect when we read it just after the chip has gone through a full sleep mode. Reading incorrect NF values affects RX throughput. Signed-off-by: Vasanthakumar Thiagarajan Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 4731ad2d9996..2c904c6e2099 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -2357,7 +2357,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) return -EIO; - if (curchan) + if (curchan && !ah->chip_fullsleep) ath9k_hw_getnf(ah, curchan); if (bChannelChange &&