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-rw-r--r--package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch b/package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch
new file mode 100644
index 0000000000..2fa4c44284
--- /dev/null
+++ b/package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch
@@ -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;
+