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ath9k: Reconfigure tx power on regulatory update

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Whenever the regulatory got updated by country IE for the world
roaming cards, need to reconfigure the tx power immediately to
increase the power level.

Reviewed-by: Sam Leffler <sleffler@google.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rajkumar Manoharan 2011-12-08 23:59:25 +05:30 committed by John W. Linville
parent de1c732b18
commit 687f545ecf
1 changed files with 15 additions and 2 deletions
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17
drivers/net/wireless/ath/ath9k/init.c
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@ -297,9 +297,22 @@ static int ath9k_reg_notifier(struct wiphy *wiphy,
{
struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
struct ath_softc *sc = hw->priv;
struct ath_regulatory *reg = ath9k_hw_regulatory(sc->sc_ah);
struct ath_hw *ah = sc->sc_ah;
struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
int ret;
return ath_reg_notifier_apply(wiphy, request, reg);
ret = ath_reg_notifier_apply(wiphy, request, reg);
/* Set tx power */
if (ah->curchan) {
sc->config.txpowlimit = 2 * ah->curchan->chan->max_power;
ath9k_ps_wakeup(sc);
ath9k_hw_set_txpowerlimit(ah, sc->config.txpowlimit, false);
sc->curtxpow = ath9k_hw_regulatory(ah)->power_limit;
ath9k_ps_restore(sc);
}
return ret;
}
/*