diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00mac.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00mac.c | 75 |
1 files changed, 61 insertions, 14 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index abbd857ec75..235e037e650 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -273,16 +273,24 @@ int rt2x00mac_add_interface(struct ieee80211_hw *hw, mutex_init(&intf->beacon_skb_mutex); intf->beacon = entry; - if (vif->type == NL80211_IFTYPE_AP) - memcpy(&intf->bssid, vif->addr, ETH_ALEN); - memcpy(&intf->mac, vif->addr, ETH_ALEN); - /* * The MAC adddress must be configured after the device * has been initialized. Otherwise the device can reset * the MAC registers. + * The BSSID address must only be configured in AP mode, + * however we should not send an empty BSSID address for + * STA interfaces at this time, since this can cause + * invalid behavior in the device. */ - rt2x00lib_config_intf(rt2x00dev, intf, vif->type, intf->mac, NULL); + memcpy(&intf->mac, vif->addr, ETH_ALEN); + if (vif->type == NL80211_IFTYPE_AP) { + memcpy(&intf->bssid, vif->addr, ETH_ALEN); + rt2x00lib_config_intf(rt2x00dev, intf, vif->type, + intf->mac, intf->bssid); + } else { + rt2x00lib_config_intf(rt2x00dev, intf, vif->type, + intf->mac, NULL); + } /* * Some filters depend on the current working mode. We can force @@ -346,9 +354,11 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) /* * Some configuration parameters (e.g. channel and antenna values) can * only be set when the radio is enabled, but do require the RX to - * be off. + * be off. During this period we should keep link tuning enabled, + * if for any reason the link tuner must be reset, this will be + * handled by rt2x00lib_config(). */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF); + rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF_LINK); /* * When we've just turned on the radio, we want to reprogram @@ -366,7 +376,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) rt2x00lib_config_antenna(rt2x00dev, rt2x00dev->default_ant); /* Turn RX back on */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON_LINK); return 0; } @@ -430,12 +440,36 @@ void rt2x00mac_configure_filter(struct ieee80211_hw *hw, } EXPORT_SYMBOL_GPL(rt2x00mac_configure_filter); +static void rt2x00mac_set_tim_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct rt2x00_intf *intf = vif_to_intf(vif); + + if (vif->type != NL80211_IFTYPE_AP && + vif->type != NL80211_IFTYPE_ADHOC && + vif->type != NL80211_IFTYPE_MESH_POINT && + vif->type != NL80211_IFTYPE_WDS) + return; + + spin_lock(&intf->lock); + intf->delayed_flags |= DELAYED_UPDATE_BEACON; + spin_unlock(&intf->lock); +} + int rt2x00mac_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set) { struct rt2x00_dev *rt2x00dev = hw->priv; - rt2x00lib_beacondone(rt2x00dev); + if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) + return 0; + + ieee80211_iterate_active_interfaces_atomic(rt2x00dev->hw, + rt2x00mac_set_tim_iter, + rt2x00dev); + + /* queue work to upodate the beacon template */ + ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->intf_work); return 0; } EXPORT_SYMBOL_GPL(rt2x00mac_set_tim); @@ -539,6 +573,22 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, EXPORT_SYMBOL_GPL(rt2x00mac_set_key); #endif /* CONFIG_RT2X00_LIB_CRYPTO */ +void rt2x00mac_sw_scan_start(struct ieee80211_hw *hw) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + __set_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags); + rt2x00link_stop_tuner(rt2x00dev); +} +EXPORT_SYMBOL_GPL(rt2x00mac_sw_scan_start); + +void rt2x00mac_sw_scan_complete(struct ieee80211_hw *hw) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + __clear_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags); + rt2x00link_start_tuner(rt2x00dev); +} +EXPORT_SYMBOL_GPL(rt2x00mac_sw_scan_complete); + int rt2x00mac_get_stats(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats) { @@ -562,7 +612,6 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, { struct rt2x00_dev *rt2x00dev = hw->priv; struct rt2x00_intf *intf = vif_to_intf(vif); - int update_bssid = 0; /* * mac80211 might be calling this function while we are trying @@ -577,10 +626,8 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, * conf->bssid can be NULL if coming from the internal * beacon update routine. */ - if (changes & BSS_CHANGED_BSSID) { - update_bssid = 1; + if (changes & BSS_CHANGED_BSSID) memcpy(&intf->bssid, bss_conf->bssid, ETH_ALEN); - } spin_unlock(&intf->lock); @@ -592,7 +639,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, */ if (changes & BSS_CHANGED_BSSID) rt2x00lib_config_intf(rt2x00dev, intf, vif->type, NULL, - update_bssid ? bss_conf->bssid : NULL); + bss_conf->bssid); /* * Update the beacon. |