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authorVasanthakumar Thiagarajan <vasanth@atheros.com>2009-09-17 09:26:44 +0530
committerJohn W. Linville <linville@tuxdriver.com>2009-09-23 11:35:52 -0400
commit9ebef7997d0c131a8d53c045bff68becddd58124 (patch)
tree311109971c91b2550f487a04b9309b12642bb16e
parent204d794086f26a7b191d9a9c3483af8b81362b16 (diff)
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 <vasanth@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 4731ad2d999..2c904c6e209 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 &&