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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>
This commit is contained in:
Vasanthakumar Thiagarajan 2009-09-17 09:26:44 +05:30 committed by John W. Linville
parent 204d794086
commit 9ebef7997d
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/ath/ath9k/hw.c
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@ -2357,7 +2357,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
return -EIO; return -EIO;
if (curchan) if (curchan && !ah->chip_fullsleep)
ath9k_hw_getnf(ah, curchan); ath9k_hw_getnf(ah, curchan);
if (bChannelChange && if (bChannelChange &&