diff options
Diffstat (limited to 'net/mac80211/util.c')
| -rw-r--r-- | net/mac80211/util.c | 45 |
1 files changed, 15 insertions, 30 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c index adb85dd5098..15503ca3e94 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -302,44 +302,34 @@ int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, } /* Exported duration function for driver use */ -__le16 ieee80211_generic_frame_duration(struct ieee80211_hw *hw, int if_id, +__le16 ieee80211_generic_frame_duration(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, size_t frame_len, int rate) { struct ieee80211_local *local = hw_to_local(hw); - struct net_device *bdev = dev_get_by_index(&init_net, if_id); - struct ieee80211_sub_if_data *sdata; + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); u16 dur; int erp; - if (unlikely(!bdev)) - return 0; - - sdata = IEEE80211_DEV_TO_SUB_IF(bdev); erp = ieee80211_is_erp_rate(hw->conf.phymode, rate); dur = ieee80211_frame_duration(local, frame_len, rate, erp, sdata->flags & IEEE80211_SDATA_SHORT_PREAMBLE); - dev_put(bdev); return cpu_to_le16(dur); } EXPORT_SYMBOL(ieee80211_generic_frame_duration); -__le16 ieee80211_rts_duration(struct ieee80211_hw *hw, int if_id, - size_t frame_len, +__le16 ieee80211_rts_duration(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, size_t frame_len, const struct ieee80211_tx_control *frame_txctl) { struct ieee80211_local *local = hw_to_local(hw); struct ieee80211_rate *rate; - struct net_device *bdev = dev_get_by_index(&init_net, if_id); - struct ieee80211_sub_if_data *sdata; + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); int short_preamble; int erp; u16 dur; - if (unlikely(!bdev)) - return 0; - - sdata = IEEE80211_DEV_TO_SUB_IF(bdev); short_preamble = sdata->flags & IEEE80211_SDATA_SHORT_PREAMBLE; rate = frame_txctl->rts_rate; @@ -355,27 +345,22 @@ __le16 ieee80211_rts_duration(struct ieee80211_hw *hw, int if_id, dur += ieee80211_frame_duration(local, 10, rate->rate, erp, short_preamble); - dev_put(bdev); return cpu_to_le16(dur); } EXPORT_SYMBOL(ieee80211_rts_duration); -__le16 ieee80211_ctstoself_duration(struct ieee80211_hw *hw, int if_id, +__le16 ieee80211_ctstoself_duration(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, size_t frame_len, const struct ieee80211_tx_control *frame_txctl) { struct ieee80211_local *local = hw_to_local(hw); struct ieee80211_rate *rate; - struct net_device *bdev = dev_get_by_index(&init_net, if_id); - struct ieee80211_sub_if_data *sdata; + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); int short_preamble; int erp; u16 dur; - if (unlikely(!bdev)) - return 0; - - sdata = IEEE80211_DEV_TO_SUB_IF(bdev); short_preamble = sdata->flags & IEEE80211_SDATA_SHORT_PREAMBLE; rate = frame_txctl->rts_rate; @@ -390,7 +375,6 @@ __le16 ieee80211_ctstoself_duration(struct ieee80211_hw *hw, int if_id, erp, short_preamble); } - dev_put(bdev); return cpu_to_le16(dur); } EXPORT_SYMBOL(ieee80211_ctstoself_duration); @@ -475,10 +459,11 @@ void ieee80211_wake_queues(struct ieee80211_hw *hw) } EXPORT_SYMBOL(ieee80211_wake_queues); -void ieee80211_iterate_active_interfaces(struct ieee80211_hw *hw, - void (*iterator)(void *data, u8 *mac, - int if_id), - void *data) +void ieee80211_iterate_active_interfaces( + struct ieee80211_hw *hw, + void (*iterator)(void *data, u8 *mac, + struct ieee80211_vif *vif), + void *data) { struct ieee80211_local *local = hw_to_local(hw); struct ieee80211_sub_if_data *sdata; @@ -501,7 +486,7 @@ void ieee80211_iterate_active_interfaces(struct ieee80211_hw *hw, continue; if (netif_running(sdata->dev)) iterator(data, sdata->dev->dev_addr, - sdata->dev->ifindex); + &sdata->vif); } rcu_read_unlock(); |