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authorSujith Manoharan <c_manoha@qca.qualcomm.com>2012-07-17 17:16:36 +0530
committerJohn W. Linville <linville@tuxdriver.com>2012-07-17 15:11:40 -0400
commit6dcc344469d60a1f0d72cc638967e8c83c6e166e (patch)
treec24e0df5901bed066c3a16e5c0612794e29871f1 /drivers/net/wireless
parentda0d45f7b1dd08ab1ea4f542db797a0c51724281 (diff)
downloadblackbird-op-linux-6dcc344469d60a1f0d72cc638967e8c83c6e166e.tar.gz
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ath9k: Reconfigure VIF state properly
When an interface in AP or P2P-GO mode is removed, check whether a station interface is already present and reconfigure the beacon timers etc. properly if it's associated. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index d80d5be2ccb7..1caaf922ba9c 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -19,6 +19,9 @@
#include "ath9k.h"
#include "btcoex.h"
+static void ath9k_set_assoc_state(struct ath_softc *sc,
+ struct ieee80211_vif *vif);
+
u8 ath9k_parse_mpdudensity(u8 mpdudensity)
{
/*
@@ -878,6 +881,18 @@ static void ath9k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
}
}
+static void ath9k_sta_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
+{
+ struct ath_softc *sc = data;
+ struct ath_vif *avp = (void *)vif->drv_priv;
+
+ if (vif->type != NL80211_IFTYPE_STATION)
+ return;
+
+ if (avp->primary_sta_vif)
+ ath9k_set_assoc_state(sc, vif);
+}
+
/* Called with sc->mutex held. */
void ath9k_calculate_iter_data(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
@@ -911,6 +926,7 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw,
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_vif_iter_data iter_data;
+ enum nl80211_iftype old_opmode = ah->opmode;
ath9k_calculate_iter_data(hw, vif, &iter_data);
@@ -941,6 +957,17 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw,
ah->imask &= ~ATH9K_INT_TSFOOR;
ath9k_hw_set_interrupts(ah);
+
+ /*
+ * If we are changing the opmode to STATION,
+ * a beacon sync needs to be done.
+ */
+ if (ah->opmode == NL80211_IFTYPE_STATION &&
+ old_opmode == NL80211_IFTYPE_AP &&
+ test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) {
+ ieee80211_iterate_active_interfaces_atomic(sc->hw,
+ ath9k_sta_vif_iter, sc);
+ }
}
static int ath9k_add_interface(struct ieee80211_hw *hw,
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