mirror of
git://git.openwrt.org/openwrt/openwrt.git
synced 2024-12-17 12:24:33 +00:00
100 lines
3.1 KiB
Diff
100 lines
3.1 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/calib.c
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+++ b/drivers/net/wireless/ath/ath9k/calib.c
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@@ -63,6 +63,19 @@ static s16 ath9k_hw_get_default_nf(struc
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return ath9k_hw_get_nf_limits(ah, chan)->nominal;
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}
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+s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan)
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+{
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+ s8 noise = ATH_DEFAULT_NOISE_FLOOR;
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+
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+ if (chan && chan->noisefloor) {
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+ s8 delta = chan->noisefloor -
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+ ath9k_hw_get_default_nf(ah, chan);
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+ if (delta > 0)
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+ noise += delta;
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+ }
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+ return noise;
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+}
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+EXPORT_SYMBOL(ath9k_hw_getchan_noise);
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static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah,
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struct ath9k_hw_cal_data *cal,
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@@ -378,6 +391,7 @@ bool ath9k_hw_getnf(struct ath_hw *ah, s
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if (!caldata) {
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chan->noisefloor = nf;
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+ ah->noise = ath9k_hw_getchan_noise(ah, chan);
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return false;
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}
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@@ -385,6 +399,7 @@ bool ath9k_hw_getnf(struct ath_hw *ah, s
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caldata->nfcal_pending = false;
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ath9k_hw_update_nfcal_hist_buffer(ah, caldata, nfarray);
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chan->noisefloor = h[0].privNF;
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+ ah->noise = ath9k_hw_getchan_noise(ah, chan);
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return true;
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}
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--- a/drivers/net/wireless/ath/ath9k/hw.c
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+++ b/drivers/net/wireless/ath/ath9k/hw.c
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@@ -1427,6 +1427,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st
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memset(caldata, 0, sizeof(*caldata));
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ath9k_init_nfcal_hist_buffer(ah, chan);
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}
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+ ah->noise = ath9k_hw_getchan_noise(ah, chan);
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if (bChannelChange &&
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(ah->chip_fullsleep != true) &&
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--- a/drivers/net/wireless/ath/ath9k/hw.h
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+++ b/drivers/net/wireless/ath/ath9k/hw.h
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@@ -688,6 +688,7 @@ struct ath_hw {
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enum nl80211_iftype opmode;
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enum ath9k_power_mode power_mode;
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+ s8 noise;
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struct ath9k_hw_cal_data *caldata;
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struct ath9k_pacal_info pacal_info;
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struct ar5416Stats stats;
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--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -163,7 +163,7 @@ static void ath_update_survey_nf(struct
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if (chan->noisefloor) {
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survey->filled |= SURVEY_INFO_NOISE_DBM;
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- survey->noise = chan->noisefloor;
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+ survey->noise = ath9k_hw_getchan_noise(ah, chan);
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}
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}
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--- a/drivers/net/wireless/ath/ath9k/recv.c
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+++ b/drivers/net/wireless/ath/ath9k/recv.c
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@@ -986,6 +986,8 @@ static int ath9k_rx_skb_preprocess(struc
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struct ieee80211_rx_status *rx_status,
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bool *decrypt_error)
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{
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+ struct ath_hw *ah = common->ah;
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+
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memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
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/*
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@@ -1006,7 +1008,7 @@ static int ath9k_rx_skb_preprocess(struc
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rx_status->band = hw->conf.channel->band;
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rx_status->freq = hw->conf.channel->center_freq;
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- rx_status->signal = ATH_DEFAULT_NOISE_FLOOR + rx_stats->rs_rssi;
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+ rx_status->signal = ah->noise + rx_stats->rs_rssi;
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rx_status->antenna = rx_stats->rs_antenna;
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rx_status->flag |= RX_FLAG_MACTIME_MPDU;
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--- a/drivers/net/wireless/ath/ath9k/calib.h
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+++ b/drivers/net/wireless/ath/ath9k/calib.h
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@@ -108,6 +108,7 @@ void ath9k_init_nfcal_hist_buffer(struct
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void ath9k_hw_bstuck_nfcal(struct ath_hw *ah);
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void ath9k_hw_reset_calibration(struct ath_hw *ah,
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struct ath9k_cal_list *currCal);
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+s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
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#endif /* CALIB_H */
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