ath9k: Fix TX hang poll routine

When TX is hung, the chip is reset. Ensure that
the chip is awake by using the PS wrappers.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index a8620b1d091b..2a4efcbced60 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -2079,7 +2079,9 @@ static void ath_tx_complete_poll_work(struct work_struct *work)
         if (needreset) {
                 ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
                           "tx hung, resetting the chip\n");
+                ath9k_ps_wakeup(sc);
                 ath_reset(sc, false);
+                ath9k_ps_restore(sc);
         }
 
         ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work,