ath9k: do not disable hardware while wow is enabled

Hardware needs to be AWAKE and should maintain association
with the AP to process WoW triggers any time

Cc: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Cc: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Cc: vadivel@qca.qualcomm.com
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index aa0e83a..87b89d5 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -313,6 +313,9 @@ static int ath_pci_suspend(struct device *device)
        struct ieee80211_hw *hw = pci_get_drvdata(pdev);
        struct ath_softc *sc = hw->priv;
 
+       if (sc->wow_enabled)
+               return 0;
+
        /* The device has to be moved to FULLSLEEP forcibly.
         * Otherwise the chip never moved to full sleep,
         * when no interface is up.