From: Vivek Natarajan Date: Fri, 29 Jan 2010 11:26:51 +0000 (+0530) Subject: ath9k: Handle full sleep in ps_restore. X-Git-Tag: MMI-PSA29.97-13-9~24841^2~49^2~148 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1dbfd9d46a6df5232ba0b12d2da950da89eff3da;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git ath9k: Handle full sleep in ps_restore. IDLE PS (Full Sleep) doesn't work when ifconfig up is done during Idle unassociated state. Fix this by restoring FULL SLEEP in ps_restore if CONF_IDLE is set. Signed-off-by: Vivek Natarajan Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index bdbcc70df075..3f8a7e773d55 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -480,6 +480,7 @@ struct ath_softc { u8 nbcnvifs; u16 nvifs; bool ps_enabled; + bool ps_idle; unsigned long ps_usecount; enum ath9k_int imask; diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 6f3e71c5071e..e04835cb21b5 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -143,8 +143,10 @@ void ath9k_ps_restore(struct ath_softc *sc) if (--sc->ps_usecount != 0) goto unlock; - if (sc->ps_enabled && - !(sc->ps_flags & (PS_WAIT_FOR_BEACON | + if (sc->ps_idle) + ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP); + else if (sc->ps_enabled && + !(sc->ps_flags & (PS_WAIT_FOR_BEACON | PS_WAIT_FOR_CAB | PS_WAIT_FOR_PSPOLL_DATA | PS_WAIT_FOR_TX_ACK))) @@ -1528,6 +1530,7 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) spin_unlock_bh(&sc->wiphy_lock); if (enable_radio) { + sc->ps_idle = false; ath_radio_enable(sc, hw); ath_print(common, ATH_DBG_CONFIG, "not-idle: enabling radio\n"); @@ -1635,6 +1638,7 @@ skip_chan_change: if (disable_radio) { ath_print(common, ATH_DBG_CONFIG, "idle: disabling radio\n"); + sc->ps_idle = true; ath_radio_disable(sc, hw); }