ath9k: advertise supported WoW flags to upper layer

currently the code supports WoW triggers due to
*magic packet
*user defined patterns
*deauth and disassoc patterns
*disconnect - beacon miss, last beacon received timeout,
no ack for keeep alive frames.

Cc: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Cc: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Cc: vadivel@qca.qualcomm.com
Signed-off-by: Luis R. Rodriguez <mcgrof@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/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 9dfce1a69c73af0f493ef2acf6480710a211f750..af95d180d7fda61fbf18a34825b848de902fd347 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -713,6 +713,24 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
        hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS;
        hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
 
+#ifdef CONFIG_PM_SLEEP
+
+       if ((ah->caps.hw_caps & ATH9K_HW_WOW_DEVICE_CAPABLE) &&
+           device_can_wakeup(sc->dev)) {
+
+               hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
+                                         WIPHY_WOWLAN_DISCONNECT;
+               hw->wiphy->wowlan.n_patterns = MAX_NUM_USER_PATTERN;
+               hw->wiphy->wowlan.pattern_min_len = 1;
+               hw->wiphy->wowlan.pattern_max_len = MAX_PATTERN_SIZE;
+
+       }
+
+       atomic_set(&sc->wow_sleep_proc_intr, -1);
+       atomic_set(&sc->wow_got_bmiss_intr, -1);
+
+#endif
+
        hw->queues = 4;
        hw->max_rates = 4;
        hw->channel_change_time = 5000;