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ath9k: Introduce a wrapper for power save disable.

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Signed-off-by: Senthil Balasubramanian <senthilkumar@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Senthil Balasubramanian 2010-10-05 20:36:41 +05:30 committed by John W. Linville
parent fbab7390f9
commit 845d708e62
1 changed files with 22 additions and 18 deletions
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40
drivers/net/wireless/ath/ath9k/main.c
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@ -1498,13 +1498,32 @@ static void ath9k_enable_ps(struct ath_softc *sc)
}
}
static void ath9k_disable_ps(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
sc->ps_enabled = false;
ath9k_hw_setpower(ah, ATH9K_PM_AWAKE);
if (!(ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
ath9k_hw_setrxabort(ah, 0);
sc->ps_flags &= ~(PS_WAIT_FOR_BEACON |
PS_WAIT_FOR_CAB |
PS_WAIT_FOR_PSPOLL_DATA |
PS_WAIT_FOR_TX_ACK);
if (ah->imask & ATH9K_INT_TIM_TIMER) {
ah->imask &= ~ATH9K_INT_TIM_TIMER;
ath9k_hw_set_interrupts(ah, ah->imask);
}
}
}
static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
{
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ieee80211_conf *conf = &hw->conf;
struct ath_hw *ah = sc->sc_ah;
bool disable_radio;
mutex_lock(&sc->mutex);
@ -1553,23 +1572,8 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
spin_lock_irqsave(&sc->sc_pm_lock, flags);
if (conf->flags & IEEE80211_CONF_PS)
ath9k_enable_ps(sc);
else {
sc->ps_enabled = false;
ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE);
if (!(ah->caps.hw_caps &
ATH9K_HW_CAP_AUTOSLEEP)) {
ath9k_hw_setrxabort(sc->sc_ah, 0);
sc->ps_flags &= ~(PS_WAIT_FOR_BEACON |
PS_WAIT_FOR_CAB |
PS_WAIT_FOR_PSPOLL_DATA |
PS_WAIT_FOR_TX_ACK);
if (ah->imask & ATH9K_INT_TIM_TIMER) {
ah->imask &= ~ATH9K_INT_TIM_TIMER;
ath9k_hw_set_interrupts(sc->sc_ah,
ah->imask);
}
}
}
else
ath9k_disable_ps(sc);
spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
}