From: Vasanthakumar Thiagarajan <vasanth@atheros.com>
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: v2.6.32-rc1~27^2~11^2~17
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ebef7997d0c131a8d53c045bff68becddd58124;p=pandora-kernel.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 <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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