ath9k: return survey data for all channels instead of just the current one

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index a801a08..49ea458 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1994,16 +1994,31 @@ static int ath9k_get_survey(struct ieee80211_hw *hw, int idx,
        struct ath_wiphy *aphy = hw->priv;
        struct ath_softc *sc = aphy->sc;
        struct ath_hw *ah = sc->sc_ah;
-       struct ieee80211_conf *conf = &hw->conf;
+       struct ieee80211_supported_band *sband;
+       struct ath9k_channel *chan;
+
+       sband = hw->wiphy->bands[IEEE80211_BAND_2GHZ];
+       if (sband && idx >= sband->n_channels) {
+               idx -= sband->n_channels;
+               sband = NULL;
+       }
 
-        if (idx != 0)
-               return -ENOENT;
+       if (!sband)
+               sband = hw->wiphy->bands[IEEE80211_BAND_5GHZ];
 
-       survey->channel = conf->channel;
+       if (!sband || idx >= sband->n_channels)
+           return -ENOENT;
+
+       survey->channel = &sband->channels[idx];
+       chan = &ah->channels[survey->channel->hw_value];
        survey->filled = 0;
-       if (ah->curchan && ah->curchan->noisefloor) {
+
+       if (chan == ah->curchan)
+               survey->filled |= SURVEY_INFO_IN_USE;
+
+       if (chan->noisefloor) {
                survey->filled |= SURVEY_INFO_NOISE_DBM;
-               survey->noise = ah->curchan->noisefloor;
+               survey->noise = chan->noisefloor;
        }
 
        return 0;