Revert "mac80211: Fix accounting of the tailroom-needed counter"

[cascardo/linux.git] / include / net / mac80211.h

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index cff3a26..29c7be8 100644 (file)
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1270,8 +1270,7 @@ struct ieee80211_vif *wdev_to_ieee80211_vif(struct wireless_dev *wdev);
  *
  * @IEEE80211_KEY_FLAG_GENERATE_IV: This flag should be set by the
  *     driver to indicate that it requires IV generation for this
- *     particular key. Setting this flag does not necessarily mean that SKBs
- *     will have sufficient tailroom for ICV or MIC.
+ *     particular key.
  * @IEEE80211_KEY_FLAG_GENERATE_MMIC: This flag should be set by
  *     the driver for a TKIP key if it requires Michael MIC
  *     generation in software.
@@ -1283,9 +1282,7 @@ struct ieee80211_vif *wdev_to_ieee80211_vif(struct wireless_dev *wdev);
  * @IEEE80211_KEY_FLAG_PUT_IV_SPACE: This flag should be set by the driver
  *     if space should be prepared for the IV, but the IV
  *     itself should not be generated. Do not set together with
- *     @IEEE80211_KEY_FLAG_GENERATE_IV on the same key. Setting this flag does
- *     not necessarily mean that SKBs will have sufficient tailroom for ICV or
- *     MIC.
+ *     @IEEE80211_KEY_FLAG_GENERATE_IV on the same key.
  * @IEEE80211_KEY_FLAG_RX_MGMT: This key will be used to decrypt received
  *     management frames. The flag can help drivers that have a hardware
  *     crypto implementation that doesn't deal with management frames
@@ -3618,6 +3615,26 @@ void ieee80211_get_tx_rates(struct ieee80211_vif *vif,
 void ieee80211_tx_status(struct ieee80211_hw *hw,
                         struct sk_buff *skb);
 
+/**
+ * ieee80211_tx_status_noskb - transmit status callback without skb
+ *
+ * This function can be used as a replacement for ieee80211_tx_status
+ * in drivers that cannot reliably map tx status information back to
+ * specific skbs.
+ *
+ * Calls to this function for a single hardware must be synchronized
+ * against each other. Calls to this function, ieee80211_tx_status_ni()
+ * and ieee80211_tx_status_irqsafe() may not be mixed for a single hardware.
+ *
+ * @hw: the hardware the frame was transmitted by
+ * @sta: the receiver station to which this packet is sent
+ *     (NULL for multicast packets)
+ * @info: tx status information
+ */
+void ieee80211_tx_status_noskb(struct ieee80211_hw *hw,
+                              struct ieee80211_sta *sta,
+                              struct ieee80211_tx_info *info);
+
 /**
  * ieee80211_tx_status_ni - transmit status callback (in process context)
  *
@@ -4671,6 +4688,14 @@ void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif,
                               enum nl80211_cqm_rssi_threshold_event rssi_event,
                               gfp_t gfp);
 
+/**
+ * ieee80211_cqm_beacon_loss_notify - inform CQM of beacon loss
+ *
+ * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ * @gfp: context flags
+ */
+void ieee80211_cqm_beacon_loss_notify(struct ieee80211_vif *vif, gfp_t gfp);
+
 /**
  * ieee80211_radar_detected - inform that a radar was detected
  *
@@ -4829,6 +4854,10 @@ struct rate_control_ops {
        void (*free_sta)(void *priv, struct ieee80211_sta *sta,
                         void *priv_sta);
 
+       void (*tx_status_noskb)(void *priv,
+                               struct ieee80211_supported_band *sband,
+                               struct ieee80211_sta *sta, void *priv_sta,
+                               struct ieee80211_tx_info *info);
        void (*tx_status)(void *priv, struct ieee80211_supported_band *sband,
                          struct ieee80211_sta *sta, void *priv_sta,
                          struct sk_buff *skb);