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110 lines
2.9 KiB
110 lines
2.9 KiB
/* 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 <[email protected]> |
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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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extern const struct file_operations rcname_ops; |
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static inline void rate_control_add_debugfs(struct ieee80211_local *local) |
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{ |
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#ifdef CONFIG_MAC80211_DEBUGFS |
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struct dentry *debugfsdir; |
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if (!local->rate_ctrl) |
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return; |
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if (!local->rate_ctrl->ops->add_debugfs) |
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return; |
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debugfsdir = debugfs_create_dir("rc", local->hw.wiphy->debugfsdir); |
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local->debugfs.rcdir = debugfsdir; |
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debugfs_create_file("name", 0400, debugfsdir, |
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local->rate_ctrl, &rcname_ops); |
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local->rate_ctrl->ops->add_debugfs(&local->hw, local->rate_ctrl->priv, |
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debugfsdir); |
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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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