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ath9k: fall back to the default noise floor if the calibrated one is not available, fixes signal strength display in initial scan (backport of r26494)

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git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@26495 3c298f89-4303-0410-b956-a3cf2f4a3e73
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nbd 2011-04-05 20:28:02 +00:00
parent 3214d4cfc1
commit 0d2ab1ea02
1 changed files with 1 additions and 1 deletions
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package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch
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@ -16,7 +16,7 @@
rx_status->freq = hw->conf.channel->center_freq;
- rx_status->signal = ATH_DEFAULT_NOISE_FLOOR + rx_stats->rs_rssi;
+
+ if (ah->curchan)
+ if (ah->curchan && ah->curchan->noisefloor)
+ noise = ah->curchan->noisefloor;
+ else
+ noise = ATH_DEFAULT_NOISE_FLOOR;