+static void ath9k_init_band_txpower(struct ath_softc *sc, int band)
+{
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_channel *chan;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
+ int i;
+
+ sband = &sc->sbands[band];
+ for (i = 0; i < sband->n_channels; i++) {
+ chan = &sband->channels[i];
+ ah->curchan = &ah->channels[chan->hw_value];
+ ath9k_cmn_update_ichannel(ah->curchan, chan, NL80211_CHAN_HT20);
+ ath9k_hw_set_txpowerlimit(ah, MAX_RATE_POWER, true);
+ chan->max_power = reg->max_power_level / 2;
+ }
+}
+
+static void ath9k_init_txpower_limits(struct ath_softc *sc)
+{
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath9k_channel *curchan = ah->curchan;
+
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
+ ath9k_init_band_txpower(sc, IEEE80211_BAND_2GHZ);
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
+ ath9k_init_band_txpower(sc, IEEE80211_BAND_5GHZ);
+
+ ah->curchan = curchan;
+}
+