mac80211: make BA session handling independent of STA mode

The aggregation handling isn't dependent on anything related to our
STA-mode implementation, and doesn't need to depend on it for frame
processing. This patch moves the relevant code to ht.c and adds a
hook in rx.c. For now, the relevant action frames are only processed
in STA/IBSS modes, but that's now something we can easily change.

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

1 files changed, 23 insertions, 16 deletions

diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index b10e70715db0..60ec7ad27643 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -909,22 +909,6 @@ int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason);
 void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
                                       u32 changed);
 u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata);
-int ieee80211_ht_cap_ie_to_ht_info(struct ieee80211_ht_cap *ht_cap_ie,
-                                   struct ieee80211_ht_info *ht_info);
-int ieee80211_ht_addt_info_ie_to_ht_bss_info(
-                        struct ieee80211_ht_addt_info *ht_add_info_ie,
-                        struct ieee80211_ht_bss_info *bss_info);
-void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata, const u8 *da,
-                                  u16 tid, u8 dialog_token, u16 start_seq_num,
-                                  u16 agg_size, u16 timeout);
-void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, const u8 *da, u16 tid,
-                                u16 initiator, u16 reason_code);
-void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn);
-
-void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da,
-                                u16 tid, u16 initiator, u16 reason);
-void sta_addba_resp_timer_expired(unsigned long data);
-void ieee80211_sta_tear_down_BA_sessions(struct ieee80211_sub_if_data *sdata, u8 *addr);
 u64 ieee80211_sta_get_rates(struct ieee80211_local *local,
                             struct ieee802_11_elems *elems,
                             enum ieee80211_band band);
@@ -977,6 +961,29 @@ int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev);
 int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev);
 int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev);
 
+/* HT */
+int ieee80211_ht_cap_ie_to_ht_info(struct ieee80211_ht_cap *ht_cap_ie,
+                                   struct ieee80211_ht_info *ht_info);
+int ieee80211_ht_addt_info_ie_to_ht_bss_info(
+                        struct ieee80211_ht_addt_info *ht_add_info_ie,
+                        struct ieee80211_ht_bss_info *bss_info);
+void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn);
+
+void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da,
+                                u16 tid, u16 initiator, u16 reason);
+void ieee80211_sta_tear_down_BA_sessions(struct ieee80211_sub_if_data *sdata, u8 *addr);
+void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
+                             struct sta_info *sta,
+                             struct ieee80211_mgmt *mgmt, size_t len);
+void ieee80211_process_addba_resp(struct ieee80211_local *local,
+                                  struct sta_info *sta,
+                                  struct ieee80211_mgmt *mgmt,
+                                  size_t len);
+void ieee80211_process_addba_request(struct ieee80211_local *local,
+                                     struct sta_info *sta,
+                                     struct ieee80211_mgmt *mgmt,
+                                     size_t len);
+
 /* utility functions/constants */
 extern void *mac80211_wiphy_privid; /* for wiphy privid */
 extern const unsigned char rfc1042_header[6];