97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright 2002-2005, Instant802 Networks, Inc.
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* Copyright 2005, Devicescape Software, Inc.
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* Copyright (c) 2006 Jiri Benc <jbenc@suse.cz>
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*/
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#ifndef IEEE80211_RATE_H
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#define IEEE80211_RATE_H
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#include <linux/netdevice.h>
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#include <linux/skbuff.h>
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#include <linux/types.h>
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#include <net/mac80211.h>
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#include "ieee80211_i.h"
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#include "sta_info.h"
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#include "driver-ops.h"
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struct rate_control_ref {
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const struct rate_control_ops *ops;
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void *priv;
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};
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void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
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struct sta_info *sta,
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struct ieee80211_tx_rate_control *txrc);
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void rate_control_tx_status(struct ieee80211_local *local,
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struct ieee80211_supported_band *sband,
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struct ieee80211_tx_status *st);
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void rate_control_rate_init(struct sta_info *sta);
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void rate_control_rate_update(struct ieee80211_local *local,
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struct ieee80211_supported_band *sband,
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struct sta_info *sta, u32 changed);
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static inline void *rate_control_alloc_sta(struct rate_control_ref *ref,
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struct sta_info *sta, gfp_t gfp)
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{
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spin_lock_init(&sta->rate_ctrl_lock);
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return ref->ops->alloc_sta(ref->priv, &sta->sta, gfp);
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}
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static inline void rate_control_free_sta(struct sta_info *sta)
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{
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struct rate_control_ref *ref = sta->rate_ctrl;
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struct ieee80211_sta *ista = &sta->sta;
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void *priv_sta = sta->rate_ctrl_priv;
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ref->ops->free_sta(ref->priv, ista, priv_sta);
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}
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static inline void rate_control_add_sta_debugfs(struct sta_info *sta)
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{
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#ifdef CONFIG_MAC80211_DEBUGFS
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struct rate_control_ref *ref = sta->rate_ctrl;
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if (ref && sta->debugfs_dir && ref->ops->add_sta_debugfs)
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ref->ops->add_sta_debugfs(ref->priv, sta->rate_ctrl_priv,
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sta->debugfs_dir);
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#endif
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}
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static inline void rate_control_remove_sta_debugfs(struct sta_info *sta)
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{
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#ifdef CONFIG_MAC80211_DEBUGFS
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struct rate_control_ref *ref = sta->rate_ctrl;
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if (ref && ref->ops->remove_sta_debugfs)
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ref->ops->remove_sta_debugfs(ref->priv, sta->rate_ctrl_priv);
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#endif
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}
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void ieee80211_check_rate_mask(struct ieee80211_sub_if_data *sdata);
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/* Get a reference to the rate control algorithm. If `name' is NULL, get the
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* first available algorithm. */
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int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local,
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const char *name);
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void rate_control_deinitialize(struct ieee80211_local *local);
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/* Rate control algorithms */
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#ifdef CONFIG_MAC80211_RC_MINSTREL
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int rc80211_minstrel_init(void);
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void rc80211_minstrel_exit(void);
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#else
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static inline int rc80211_minstrel_init(void)
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{
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return 0;
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}
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static inline void rc80211_minstrel_exit(void)
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{
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}
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#endif
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#endif /* IEEE80211_RATE_H */
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