forked from luck/tmp_suning_uos_patched
c208510351
This patch adds a new file net/mac802154/util.c which contains utility functions for drivers, etc. This file contains functions to start and stop queues for all virtual interfaces, this is useful for asynchronous handling by driver level. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
/* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Authors:
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* Alexander Aring <aar@pengutronix.de>
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*
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* Based on: net/mac80211/util.c
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*/
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#include "ieee802154_i.h"
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void ieee802154_wake_queue(struct ieee802154_hw *hw)
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{
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struct ieee802154_local *local = hw_to_local(hw);
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struct ieee802154_sub_if_data *sdata;
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rcu_read_lock();
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list_for_each_entry_rcu(sdata, &local->interfaces, list) {
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if (!sdata->dev)
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continue;
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netif_wake_queue(sdata->dev);
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}
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rcu_read_unlock();
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}
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EXPORT_SYMBOL(ieee802154_wake_queue);
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void ieee802154_stop_queue(struct ieee802154_hw *hw)
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{
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struct ieee802154_local *local = hw_to_local(hw);
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struct ieee802154_sub_if_data *sdata;
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rcu_read_lock();
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list_for_each_entry_rcu(sdata, &local->interfaces, list) {
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if (!sdata->dev)
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continue;
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netif_stop_queue(sdata->dev);
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}
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rcu_read_unlock();
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}
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EXPORT_SYMBOL(ieee802154_stop_queue);
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void ieee802154_xmit_complete(struct ieee802154_hw *hw, struct sk_buff *skb)
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{
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ieee802154_wake_queue(hw);
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consume_skb(skb);
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}
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EXPORT_SYMBOL(ieee802154_xmit_complete);
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