iwlwifi: build some station commands directly
In the powersave related functions we only need to set a few parameters for the station command and can otherwise leave it blank -- there's no need to copy it from the database. This allows us to not use the sta lock here. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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40e4e6868c
Коммит
9451ca1a31
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@ -1437,16 +1437,14 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
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void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt)
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{
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unsigned long flags;
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spin_lock_irqsave(&priv->shrd->sta_lock, flags);
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priv->stations[sta_id].sta.station_flags |= STA_FLG_PWR_SAVE_MSK;
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priv->stations[sta_id].sta.station_flags_msk = STA_FLG_PWR_SAVE_MSK;
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priv->stations[sta_id].sta.sta.modify_mask =
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STA_MODIFY_SLEEP_TX_COUNT_MSK;
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priv->stations[sta_id].sta.sleep_tx_count = cpu_to_le16(cnt);
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priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
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iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
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spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
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struct iwl_addsta_cmd cmd = {
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.mode = STA_CONTROL_MODIFY_MSK,
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.station_flags = STA_FLG_PWR_SAVE_MSK,
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.station_flags_msk = STA_FLG_PWR_SAVE_MSK,
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.sta.sta_id = sta_id,
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.sta.modify_mask = STA_MODIFY_SLEEP_TX_COUNT_MSK,
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.sleep_tx_count = cpu_to_le16(cnt),
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};
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iwl_send_add_sta(priv, &cmd, CMD_ASYNC);
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}
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@ -1505,17 +1505,13 @@ static int iwlagn_mac_sta_remove(struct ieee80211_hw *hw,
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static void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id)
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{
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unsigned long flags;
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spin_lock_irqsave(&priv->shrd->sta_lock, flags);
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priv->stations[sta_id].sta.station_flags &= ~STA_FLG_PWR_SAVE_MSK;
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priv->stations[sta_id].sta.station_flags_msk = STA_FLG_PWR_SAVE_MSK;
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priv->stations[sta_id].sta.sta.modify_mask = 0;
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priv->stations[sta_id].sta.sleep_tx_count = 0;
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priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
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iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
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spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
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struct iwl_addsta_cmd cmd = {
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.mode = STA_CONTROL_MODIFY_MSK,
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.station_flags_msk = STA_FLG_PWR_SAVE_MSK,
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.sta.sta_id = sta_id,
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};
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iwl_send_add_sta(priv, &cmd, CMD_ASYNC);
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}
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static void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
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