package/mac80211/patches/515-ath9k_multi_channel_nf.patch

   1 --- a/drivers/net/wireless/ath/ath9k/main.c
   2 +++ b/drivers/net/wireless/ath/ath9k/main.c
   3 @@ -1995,16 +1995,31 @@ static int ath9k_get_survey(struct ieee8
   4         struct ath_wiphy *aphy = hw->priv;
   5         struct ath_softc *sc = aphy->sc;
   6         struct ath_hw *ah = sc->sc_ah;
   7 -       struct ieee80211_conf *conf = &hw->conf;
   8 +       struct ieee80211_supported_band *sband;
   9 +       struct ath9k_channel *chan;
  10
  11 -        if (idx != 0)
  12 -               return -ENOENT;
  13 +       sband = hw->wiphy->bands[IEEE80211_BAND_2GHZ];
  14 +       if (sband && idx >= sband->n_channels) {
  15 +               idx -= sband->n_channels;
  16 +               sband = NULL;
  17 +       }
  18 +
  19 +       if (!sband)
  20 +               sband = hw->wiphy->bands[IEEE80211_BAND_5GHZ];
  21 +
  22 +       if (idx >= sband->n_channels)
  23 +           return -ENOENT;
  24
  25 -       survey->channel = conf->channel;
  26 +       survey->channel = &sband->channels[idx];
  27 +       chan = &ah->channels[survey->channel->hw_value];
  28         survey->filled = 0;
  29 -       if (ah->curchan && ah->curchan->noisefloor) {
  30 +
  31 +       if (chan == ah->curchan)
  32 +               survey->filled |= SURVEY_INFO_IN_USE;
  33 +
  34 +       if (chan->noisefloor) {
  35                 survey->filled |= SURVEY_INFO_NOISE_DBM;
  36 -               survey->noise = ah->curchan->noisefloor;
  37 +               survey->noise = chan->noisefloor;
  38         }
  39
  40         return 0;