1 files changed, 40 insertions, 76 deletions

diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h
index ede7ab56f65b..d0092f847f82 100644
--- a/net/mac80211/rate.h
+++ b/net/mac80211/rate.h
@@ -19,77 +19,48 @@
 #include "ieee80211_i.h"
 #include "sta_info.h"
 
-/**
- * struct rate_selection - rate selection for rate control algos
- * @rate: selected transmission rate index
- * @nonerp: Non-ERP rate to use instead if ERP cannot be used
- * @probe: rate for probing (or -1)
- *
- */
-struct rate_selection {
-        s8 rate_idx, nonerp_idx, probe_idx;
-};
-
-struct rate_control_ops {
-        struct module *module;
-        const char *name;
-        void (*tx_status)(void *priv, struct net_device *dev,
-                          struct sk_buff *skb);
-        void (*get_rate)(void *priv, struct net_device *dev,
-                         struct ieee80211_supported_band *band,
-                         struct sk_buff *skb,
-                         struct rate_selection *sel);
-        void (*rate_init)(void *priv, void *priv_sta,
-                          struct ieee80211_local *local, struct sta_info *sta);
-        void (*clear)(void *priv);
-
-        void *(*alloc)(struct ieee80211_local *local);
-        void (*free)(void *priv);
-        void *(*alloc_sta)(void *priv, gfp_t gfp);
-        void (*free_sta)(void *priv, void *priv_sta);
-
-        int (*add_attrs)(void *priv, struct kobject *kobj);
-        void (*remove_attrs)(void *priv, struct kobject *kobj);
-        void (*add_sta_debugfs)(void *priv, void *priv_sta,
-                                struct dentry *dir);
-        void (*remove_sta_debugfs)(void *priv, void *priv_sta);
-};
-
 struct rate_control_ref {
+        struct ieee80211_local *local;
         struct rate_control_ops *ops;
         void *priv;
         struct kref kref;
 };
 
-int ieee80211_rate_control_register(struct rate_control_ops *ops);
-void ieee80211_rate_control_unregister(struct rate_control_ops *ops);
-
 /* Get a reference to the rate control algorithm. If `name' is NULL, get the
  * first available algorithm. */
 struct rate_control_ref *rate_control_alloc(const char *name,
                                             struct ieee80211_local *local);
-void rate_control_get_rate(struct net_device *dev,
+void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
                            struct ieee80211_supported_band *sband,
-                           struct sk_buff *skb,
+                           struct sta_info *sta, struct sk_buff *skb,
                            struct rate_selection *sel);
 struct rate_control_ref *rate_control_get(struct rate_control_ref *ref);
 void rate_control_put(struct rate_control_ref *ref);
 
-static inline void rate_control_tx_status(struct net_device *dev,
+static inline void rate_control_tx_status(struct ieee80211_local *local,
+                                          struct ieee80211_supported_band *sband,
+                                          struct sta_info *sta,
                                           struct sk_buff *skb)
 {
-        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
         struct rate_control_ref *ref = local->rate_ctrl;
+        struct ieee80211_sta *ista = &sta->sta;
+        void *priv_sta = sta->rate_ctrl_priv;
 
-        ref->ops->tx_status(ref->priv, dev, skb);
+        ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);
 }
 
 
-static inline void rate_control_rate_init(struct sta_info *sta,
-                                          struct ieee80211_local *local)
+static inline void rate_control_rate_init(struct sta_info *sta)
 {
+        struct ieee80211_local *local = sta->sdata->local;
         struct rate_control_ref *ref = sta->rate_ctrl;
-        ref->ops->rate_init(ref->priv, sta->rate_ctrl_priv, local, sta);
+        struct ieee80211_sta *ista = &sta->sta;
+        void *priv_sta = sta->rate_ctrl_priv;
+        struct ieee80211_supported_band *sband;
+
+        sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
+
+        ref->ops->rate_init(ref->priv, sband, ista, priv_sta);
 }
 
 
@@ -100,15 +71,19 @@ static inline void rate_control_clear(struct ieee80211_local *local)
 }
 
 static inline void *rate_control_alloc_sta(struct rate_control_ref *ref,
+                                           struct ieee80211_sta *sta,
                                            gfp_t gfp)
 {
-        return ref->ops->alloc_sta(ref->priv, gfp);
+        return ref->ops->alloc_sta(ref->priv, sta, gfp);
 }
 
-static inline void rate_control_free_sta(struct rate_control_ref *ref,
-                                         void *priv)
+static inline void rate_control_free_sta(struct sta_info *sta)
 {
-        ref->ops->free_sta(ref->priv, priv);
+        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)
@@ -130,31 +105,6 @@ static inline void rate_control_remove_sta_debugfs(struct sta_info *sta)
 #endif
 }
 
-static inline int rate_supported(struct sta_info *sta,
-                                 enum ieee80211_band band,
-                                 int index)
-{
-        return (sta == NULL || sta->supp_rates[band] & BIT(index));
-}
-
-static inline s8
-rate_lowest_index(struct ieee80211_local *local,
-                  struct ieee80211_supported_band *sband,
-                  struct sta_info *sta)
-{
-        int i;
-
-        for (i = 0; i < sband->n_bitrates; i++)
-                if (rate_supported(sta, sband->band, i))
-                        return i;
-
-        /* warn when we cannot find a rate. */
-        WARN_ON(1);
-
-        return 0;
-}
-
-
 /* functions for rate control related to a device */
 int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local,
                                  const char *name);
@@ -175,4 +125,18 @@ static inline void rc80211_pid_exit(void)
 }
 #endif
 
+#ifdef CONFIG_MAC80211_RC_MINSTREL
+extern int rc80211_minstrel_init(void);
+extern void rc80211_minstrel_exit(void);
+#else
+static inline int rc80211_minstrel_init(void)
+{
+        return 0;
+}
+static inline void rc80211_minstrel_exit(void)
+{
+}
+#endif
+
+
 #endif /* IEEE80211_RATE_H */