diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00mac.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00mac.c | 44 |
1 files changed, 40 insertions, 4 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index f3da051df39e..6a66021d8f65 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -617,11 +617,47 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, bss_conf->bssid); /* - * Update the beacon. + * Update the beacon. This is only required on USB devices. PCI + * devices fetch beacons periodically. */ - if (changes & (BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED)) - rt2x00queue_update_beacon(rt2x00dev, vif, - bss_conf->enable_beacon); + 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; + + if (rt2x00dev->intf_beaconing == 0) { + /* + * Last beaconing interface disabled + * -> stop beacon queue. + */ + mutex_lock(&intf->beacon_skb_mutex); + 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; + + if (rt2x00dev->intf_beaconing == 1) { + /* + * First beaconing interface enabled + * -> start beacon queue. + */ + mutex_lock(&intf->beacon_skb_mutex); + rt2x00queue_start_queue(rt2x00dev->bcn); + mutex_unlock(&intf->beacon_skb_mutex); + } + } + } /* * When the association status has changed we must reset the link |