1 files changed, 13 insertions, 6 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index ffcd996df064..096232763055 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -281,8 +281,6 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev,
         u32 reg;
 
         if (flags & CONFIG_UPDATE_TYPE) {
-                rt2x00pci_register_write(rt2x00dev, CSR14, 0);
-
                 /*
                  * Enable beacon config
                  */
@@ -296,10 +294,6 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev,
                  * Enable synchronisation.
                  */
                 rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
-                rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 1);
-                rt2x00_set_field32(&reg, CSR14_TBCN,
-                                   (conf->sync == TSF_SYNC_BEACON));
-                rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
                 rt2x00_set_field32(&reg, CSR14_TSF_SYNC, conf->sync);
                 rt2x00pci_register_write(rt2x00dev, CSR14, reg);
         }
@@ -1193,6 +1187,8 @@ static void rt2500pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
         if (queue == RT2X00_BCN_QUEUE_BEACON) {
                 rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
                 if (!rt2x00_get_field32(reg, CSR14_BEACON_GEN)) {
+                        rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 1);
+                        rt2x00_set_field32(&reg, CSR14_TBCN, 1);
                         rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 1);
                         rt2x00pci_register_write(rt2x00dev, CSR14, reg);
                 }
@@ -1828,6 +1824,7 @@ static int rt2500pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
         struct rt2x00_intf *intf = vif_to_intf(control->vif);
         struct queue_entry_priv_pci_tx *priv_tx;
         struct skb_frame_desc *skbdesc;
+        u32 reg;
 
         if (unlikely(!intf->beacon))
                 return -ENOBUFS;
@@ -1847,6 +1844,16 @@ static int rt2500pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
         skbdesc->entry = intf->beacon;
 
         /*
+         * Disable beaconing while we are reloading the beacon data,
+         * otherwise we might be sending out invalid data.
+         */
+        rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
+        rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
+        rt2x00_set_field32(&reg, CSR14_TBCN, 0);
+        rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
+        rt2x00pci_register_write(rt2x00dev, CSR14, reg);
+
+        /*
          * mac80211 doesn't provide the control->queue variable
          * for beacons. Set our own queue identification so
          * it can be used during descriptor initialization.