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ath9k: fix reported signal strength 

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26368 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Felix Fietkau 2011-03-30 11:38:39 +00:00
parent de6b568a35
commit 110148ca04
1 changed files with 27 additions and 0 deletions
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27
package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch Normal file
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@ -0,0 +1,27 @@
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -957,6 +957,9 @@ static int ath9k_rx_skb_preprocess(struc
struct ieee80211_rx_status *rx_status,
bool *decrypt_error)
{
+ struct ath_hw *ah = common->ah;
+ int noise;
+
memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
/*
@@ -977,7 +980,13 @@ static int ath9k_rx_skb_preprocess(struc
rx_status->band = hw->conf.channel->band;
rx_status->freq = hw->conf.channel->center_freq;
- rx_status->signal = ATH_DEFAULT_NOISE_FLOOR + rx_stats->rs_rssi;
+
+ if (ah->curchan)
+ noise = ah->curchan->noisefloor;
+ else
+ noise = ATH_DEFAULT_NOISE_FLOOR;
+
+ rx_status->signal = noise + rx_stats->rs_rssi;
rx_status->antenna = rx_stats->rs_antenna;
rx_status->flag |= RX_FLAG_MACTIME_MPDU;