Merge branch 'v3.10/topic/misc' into linux-linaro-lsk

[firefly-linux-kernel-4.4.55.git] / drivers / net / wireless / rt2x00 / rt2x00mac.c

diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index f8cff1f0b6b7d66931b2cba8e044d5ef20929f81..c03748dafd49fe200c9862cbde0b4e99bb454cf0 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -489,6 +489,8 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
        crypto.cipher = rt2x00crypto_key_to_cipher(key);
        if (crypto.cipher == CIPHER_NONE)
                return -EOPNOTSUPP;
+       if (crypto.cipher == CIPHER_TKIP && rt2x00_is_usb(rt2x00dev))
+               return -EOPNOTSUPP;
 
        crypto.cmd = cmd;
 
@@ -622,21 +624,19 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
                rt2x00lib_config_intf(rt2x00dev, intf, vif->type, NULL,
                                      bss_conf->bssid);
 
-       /*
-        * Update the beacon. This is only required on USB devices. PCI
-        * devices fetch beacons periodically.
-        */
-       if (changes & BSS_CHANGED_BEACON && rt2x00_is_usb(rt2x00dev))
-               rt2x00queue_update_beacon(rt2x00dev, vif);
-
        /*
         * Start/stop beaconing.
         */
        if (changes & BSS_CHANGED_BEACON_ENABLED) {
                if (!bss_conf->enable_beacon && intf->enable_beacon) {
-                       rt2x00queue_clear_beacon(rt2x00dev, vif);
                        rt2x00dev->intf_beaconing--;
                        intf->enable_beacon = false;
+                       /*
+                        * Clear beacon in the H/W for this vif. This is needed
+                        * to disable beaconing on this particular interface
+                        * and keep it running on other interfaces.
+                        */
+                       rt2x00queue_clear_beacon(rt2x00dev, vif);
 
                        if (rt2x00dev->intf_beaconing == 0) {
                                /*
@@ -647,11 +647,15 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
                                rt2x00queue_stop_queue(rt2x00dev->bcn);
                                mutex_unlock(&intf->beacon_skb_mutex);
                        }
-
-
                } else if (bss_conf->enable_beacon && !intf->enable_beacon) {
                        rt2x00dev->intf_beaconing++;
                        intf->enable_beacon = true;
+                       /*
+                        * Upload beacon to the H/W. This is only required on
+                        * USB devices. PCI devices fetch beacons periodically.
+                        */
+                       if (rt2x00_is_usb(rt2x00dev))
+                               rt2x00queue_update_beacon(rt2x00dev, vif);
 
                        if (rt2x00dev->intf_beaconing == 1) {
                                /*