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Diffstat (limited to '')
-rw-r--r-- | net/mac80211/rate.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h new file mode 100644 index 000000000..8212bfeb7 --- /dev/null +++ b/net/mac80211/rate.h @@ -0,0 +1,112 @@ +/* + * Copyright 2002-2005, Instant802 Networks, Inc. + * Copyright 2005, Devicescape Software, Inc. + * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef IEEE80211_RATE_H +#define IEEE80211_RATE_H + +#include <linux/netdevice.h> +#include <linux/skbuff.h> +#include <linux/types.h> +#include <net/mac80211.h> +#include "ieee80211_i.h" +#include "sta_info.h" +#include "driver-ops.h" + +struct rate_control_ref { + const struct rate_control_ops *ops; + void *priv; +}; + +void rate_control_get_rate(struct ieee80211_sub_if_data *sdata, + struct sta_info *sta, + struct ieee80211_tx_rate_control *txrc); + +void rate_control_tx_status(struct ieee80211_local *local, + struct ieee80211_supported_band *sband, + struct ieee80211_tx_status *st); + +void rate_control_rate_init(struct sta_info *sta); +void rate_control_rate_update(struct ieee80211_local *local, + struct ieee80211_supported_band *sband, + struct sta_info *sta, u32 changed); + +static inline void *rate_control_alloc_sta(struct rate_control_ref *ref, + struct sta_info *sta, gfp_t gfp) +{ + spin_lock_init(&sta->rate_ctrl_lock); + return ref->ops->alloc_sta(ref->priv, &sta->sta, gfp); +} + +static inline void rate_control_free_sta(struct sta_info *sta) +{ + struct rate_control_ref *ref = sta->rate_ctrl; + struct ieee80211_sta *ista = &sta->sta; + void *priv_sta = sta->rate_ctrl_priv; + + ref->ops->free_sta(ref->priv, ista, priv_sta); +} + +static inline void rate_control_add_sta_debugfs(struct sta_info *sta) +{ +#ifdef CONFIG_MAC80211_DEBUGFS + struct rate_control_ref *ref = sta->rate_ctrl; + if (ref && sta->debugfs_dir && ref->ops->add_sta_debugfs) + ref->ops->add_sta_debugfs(ref->priv, sta->rate_ctrl_priv, + sta->debugfs_dir); +#endif +} + +static inline void rate_control_remove_sta_debugfs(struct sta_info *sta) +{ +#ifdef CONFIG_MAC80211_DEBUGFS + struct rate_control_ref *ref = sta->rate_ctrl; + if (ref && ref->ops->remove_sta_debugfs) + ref->ops->remove_sta_debugfs(ref->priv, sta->rate_ctrl_priv); +#endif +} + +void ieee80211_check_rate_mask(struct ieee80211_sub_if_data *sdata); + +/* Get a reference to the rate control algorithm. If `name' is NULL, get the + * first available algorithm. */ +int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local, + const char *name); +void rate_control_deinitialize(struct ieee80211_local *local); + + +/* Rate control algorithms */ +#ifdef CONFIG_MAC80211_RC_MINSTREL +int rc80211_minstrel_init(void); +void rc80211_minstrel_exit(void); +#else +static inline int rc80211_minstrel_init(void) +{ + return 0; +} +static inline void rc80211_minstrel_exit(void) +{ +} +#endif + +#ifdef CONFIG_MAC80211_RC_MINSTREL_HT +int rc80211_minstrel_ht_init(void); +void rc80211_minstrel_ht_exit(void); +#else +static inline int rc80211_minstrel_ht_init(void) +{ + return 0; +} +static inline void rc80211_minstrel_ht_exit(void) +{ +} +#endif + + +#endif /* IEEE80211_RATE_H */ |