mac80211: make retry limits part of hw config

Instead of having a separate callback, use the HW config callback
with a new flag to change retry limits.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 10 insertions, 4 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 34e8569b59bb..fd52300b96d0 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -473,6 +473,7 @@ static inline int __deprecated __IEEE80211_CONF_SHORT_SLOT_TIME(void)
  * @IEEE80211_CONF_CHANGE_PS: the PS flag changed
  * @IEEE80211_CONF_CHANGE_POWER: the TX power changed
  * @IEEE80211_CONF_CHANGE_CHANNEL: the channel changed
+ * @IEEE80211_CONF_CHANGE_RETRY_LIMITS: retry limits changed
  */
 enum ieee80211_conf_changed {
         IEEE80211_CONF_CHANGE_RADIO_ENABLED     = BIT(0),
@@ -482,6 +483,7 @@ enum ieee80211_conf_changed {
         IEEE80211_CONF_CHANGE_PS                = BIT(4),
         IEEE80211_CONF_CHANGE_POWER             = BIT(5),
         IEEE80211_CONF_CHANGE_CHANNEL           = BIT(6),
+        IEEE80211_CONF_CHANGE_RETRY_LIMITS      = BIT(7),
 };
 
 /**
@@ -497,6 +499,12 @@ enum ieee80211_conf_changed {
  * @ht_cap: describes current self configuration of 802.11n HT capabilities
  * @ht_bss_conf: describes current BSS configuration of 802.11n HT parameters
  * @channel: the channel to tune to
+ * @long_frame_max_tx_count: Maximum number of transmissions for a "long" frame
+ *    (a frame not RTS protected), called "dot11LongRetryLimit" in 802.11,
+ *    but actually means the number of transmissions not the number of retries
+ * @short_frame_max_tx_count: Maximum number of transmissions for a "short"
+ *    frame, called "dot11ShortRetryLimit" in 802.11, but actually means the
+ *    number of transmissions not the number of retries
  */
 struct ieee80211_conf {
         int beacon_int;
@@ -506,6 +514,8 @@ struct ieee80211_conf {
         u16 listen_interval;
         bool radio_enabled;
 
+        u8 long_frame_max_tx_count, short_frame_max_tx_count;
+
         struct ieee80211_channel *channel;
 
         struct ieee80211_sta_ht_cap ht_cap;
@@ -1190,8 +1200,6 @@ enum ieee80211_ampdu_mlme_action {
  *      the device does fragmentation by itself; if this method is assigned then
  *      the stack will not do fragmentation.
  *
- * @set_retry_limit: Configuration of retry limits (if device needs it)
- *
  * @sta_notify: Notifies low level driver about addition or removal
  *      of assocaited station or AP.
  *
@@ -1261,8 +1269,6 @@ struct ieee80211_ops {
                              u32 *iv32, u16 *iv16);
         int (*set_rts_threshold)(struct ieee80211_hw *hw, u32 value);
         int (*set_frag_threshold)(struct ieee80211_hw *hw, u32 value);
-        int (*set_retry_limit)(struct ieee80211_hw *hw,
-                               u32 short_retry, u32 long_retr);
         void (*sta_notify)(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
                         enum sta_notify_cmd, struct ieee80211_sta *sta);
         int (*conf_tx)(struct ieee80211_hw *hw, u16 queue,