ath9k: Use bitops for scan flag

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/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 8a1888d..579ed9c 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -646,6 +646,7 @@ enum sc_op_flags {
        SC_OP_ANI_RUN,
        SC_OP_PRIM_STA_VIF,
        SC_OP_HW_RESET,
+       SC_OP_SCANNING,
 };
 
 /* Powersave flags */
@@ -759,7 +760,6 @@ struct ath_softc {
        struct rchan *rfs_chan_spec_scan;
        enum spectral_mode spectral_mode;
        struct ath_spec_scan spec_config;
-       int scanning;
 
 #ifdef CONFIG_PM_SLEEP
        atomic_t wow_got_bmiss_intr;

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 1cbfdd4..ec6524a 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1272,7 +1272,7 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
                                curchan->center_freq);
                } else {
                        /* perform spectral scan if requested. */
-                       if (sc->scanning &&
+                       if (test_bit(SC_OP_SCANNING, &sc->sc_flags) &&
                            sc->spectral_mode == SPECTRAL_CHANSCAN)
                                ath9k_spectral_scan_trigger(hw);
                }
@@ -2334,15 +2334,13 @@ static void ath9k_set_wakeup(struct ieee80211_hw *hw, bool enabled)
 static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
 {
        struct ath_softc *sc = hw->priv;
-
-       sc->scanning = 1;
+       set_bit(SC_OP_SCANNING, &sc->sc_flags);
 }
 
 static void ath9k_sw_scan_complete(struct ieee80211_hw *hw)
 {
        struct ath_softc *sc = hw->priv;
-
-       sc->scanning = 0;
+       clear_bit(SC_OP_SCANNING, &sc->sc_flags);
 }
 
 struct ieee80211_ops ath9k_ops = {