linux/net/mac802154/util.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *
 * Authors:
 * Alexander Aring <[email protected]>
 *
 * Based on: net/mac80211/util.c
 */

#include "ieee802154_i.h"
#include "driver-ops.h"

/* privid for wpan_phys to determine whether they belong to us or not */
const void *const mac802154_wpan_phy_privid = …;

/**
 * ieee802154_wake_queue - wake ieee802154 queue
 * @hw: main hardware object
 *
 * Tranceivers usually have either one transmit framebuffer or one framebuffer
 * for both transmitting and receiving. Hence, the core currently only handles
 * one frame at a time for each phy, which means we had to stop the queue to
 * avoid new skb to come during the transmission. The queue then needs to be
 * woken up after the operation.
 */
static void ieee802154_wake_queue(struct ieee802154_hw *hw)
{ … }

/**
 * ieee802154_stop_queue - stop ieee802154 queue
 * @hw: main hardware object
 *
 * Tranceivers usually have either one transmit framebuffer or one framebuffer
 * for both transmitting and receiving. Hence, the core currently only handles
 * one frame at a time for each phy, which means we need to tell upper layers to
 * stop giving us new skbs while we are busy with the transmitted one. The queue
 * must then be stopped before transmitting.
 */
static void ieee802154_stop_queue(struct ieee802154_hw *hw)
{ … }

void ieee802154_hold_queue(struct ieee802154_local *local)
{ … }

void ieee802154_release_queue(struct ieee802154_local *local)
{ … }

void ieee802154_disable_queue(struct ieee802154_local *local)
{ … }

enum hrtimer_restart ieee802154_xmit_ifs_timer(struct hrtimer *timer)
{ … }

void ieee802154_xmit_complete(struct ieee802154_hw *hw, struct sk_buff *skb,
			      bool ifs_handling)
{ … }
EXPORT_SYMBOL(…);

void ieee802154_xmit_error(struct ieee802154_hw *hw, struct sk_buff *skb,
			   int reason)
{ … }
EXPORT_SYMBOL(…);

void ieee802154_xmit_hw_error(struct ieee802154_hw *hw, struct sk_buff *skb)
{ … }
EXPORT_SYMBOL(…);

void ieee802154_stop_device(struct ieee802154_local *local)
{ … }