ath9k: add DFS pattern detector instance to ath_softc

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index daaa86f2463b..7a6b9f69a7b1 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -521,6 +521,8 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc,
         atomic_set(&ah->intr_ref_cnt, -1);
         sc->sc_ah = ah;
 
+        sc->dfs_detector = dfs_pattern_detector_init(NL80211_DFS_UNSET);
+
         if (!pdata) {
                 ah->ah_flags |= AH_USE_EEPROM;
                 sc->sc_ah->led_pin = -1;
@@ -825,6 +827,8 @@ static void ath9k_deinit_softc(struct ath_softc *sc)
                         ath_tx_cleanupq(sc, &sc->tx.txq[i]);
 
         ath9k_hw_deinit(sc->sc_ah);
+        if (sc->dfs_detector != NULL)
+                sc->dfs_detector->exit(sc->dfs_detector);
 
         kfree(sc->sc_ah);
         sc->sc_ah = NULL;