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ath9k: Handle full sleep in ps_restore.

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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 <vnatarajan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Vivek Natarajan 2010-01-29 16:56:51 +05:30 committed by John W. Linville
parent f276586a8a
commit 1dbfd9d46a
2 changed files with 7 additions and 2 deletions
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1
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -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;

8
drivers/net/wireless/ath/ath9k/main.c
View File

@ -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);
}