Revert "ath9k: fix going to full-sleep on PS idle"

This reverts commit c1afdaff90538ef085b756454f12b29575411214.

Users have reported connection failures in 3.3.1 and suspend/resume
failures in 3.4-rcX. Revert this commit for now - PS IDLE can be
fixed in a clean manner later on.

Cc: stable@vger.kernel.org
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 215eb25..2504ab0 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -118,15 +118,13 @@ void ath9k_ps_restore(struct ath_softc *sc)
        if (--sc->ps_usecount != 0)
                goto unlock;
 
-       if (sc->ps_flags & PS_WAIT_FOR_TX_ACK)
-               goto unlock;
-
-       if (sc->ps_idle)
+       if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
                mode = 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_PSPOLL_DATA |
+                             PS_WAIT_FOR_TX_ACK)))
                mode = ATH9K_PM_NETWORK_SLEEP;
        else
                goto unlock;