1 files changed, 189 insertions, 49 deletions

diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index eebf7a67daf..af4691fed64 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -5,11 +5,34 @@
 #include "ieee80211_i.h"
 #include "driver-trace.h"
 
+static inline void check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
+{
+	WARN_ON(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER));
+}
+
+static inline struct ieee80211_sub_if_data *
+get_bss_sdata(struct ieee80211_sub_if_data *sdata)
+{
+	if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+		sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
+				     u.ap);
+
+	return sdata;
+}
+
 static inline void drv_tx(struct ieee80211_local *local, struct sk_buff *skb)
 {
 	local->ops->tx(&local->hw, skb);
 }
 
+static inline void drv_tx_frags(struct ieee80211_local *local,
+				struct ieee80211_vif *vif,
+				struct ieee80211_sta *sta,
+				struct sk_buff_head *skbs)
+{
+	local->ops->tx_frags(&local->hw, vif, sta, skbs);
+}
+
 static inline int drv_start(struct ieee80211_local *local)
 {
 	int ret;
@@ -69,15 +92,23 @@ static inline int drv_resume(struct ieee80211_local *local)
 #endif
 
 static inline int drv_add_interface(struct ieee80211_local *local,
-				    struct ieee80211_vif *vif)
+				    struct ieee80211_sub_if_data *sdata)
 {
 	int ret;
 
 	might_sleep();
 
-	trace_drv_add_interface(local, vif_to_sdata(vif));
-	ret = local->ops->add_interface(&local->hw, vif);
+	if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
+		    sdata->vif.type == NL80211_IFTYPE_MONITOR))
+		return -EINVAL;
+
+	trace_drv_add_interface(local, sdata);
+	ret = local->ops->add_interface(&local->hw, &sdata->vif);
 	trace_drv_return_int(local, ret);
+
+	if (ret == 0)
+		sdata->flags |= IEEE80211_SDATA_IN_DRIVER;
+
 	return ret;
 }
 
@@ -89,6 +120,8 @@ static inline int drv_change_interface(struct ieee80211_local *local,
 
 	might_sleep();
 
+	check_sdata_in_driver(sdata);
+
 	trace_drv_change_interface(local, sdata, type, p2p);
 	ret = local->ops->change_interface(&local->hw, &sdata->vif, type, p2p);
 	trace_drv_return_int(local, ret);
@@ -96,12 +129,15 @@ static inline int drv_change_interface(struct ieee80211_local *local,
 }
 
 static inline void drv_remove_interface(struct ieee80211_local *local,
-					struct ieee80211_vif *vif)
+					struct ieee80211_sub_if_data *sdata)
 {
 	might_sleep();
 
-	trace_drv_remove_interface(local, vif_to_sdata(vif));
-	local->ops->remove_interface(&local->hw, vif);
+	check_sdata_in_driver(sdata);
+
+	trace_drv_remove_interface(local, sdata);
+	local->ops->remove_interface(&local->hw, &sdata->vif);
+	sdata->flags &= ~IEEE80211_SDATA_IN_DRIVER;
 	trace_drv_return_void(local);
 }
 
@@ -124,6 +160,8 @@ static inline void drv_bss_info_changed(struct ieee80211_local *local,
 {
 	might_sleep();
 
+	check_sdata_in_driver(sdata);
+
 	trace_drv_bss_info_changed(local, sdata, info, changed);
 	if (local->ops->bss_info_changed)
 		local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
@@ -180,6 +218,9 @@ static inline int drv_set_key(struct ieee80211_local *local,
 
 	might_sleep();
 
+	sdata = get_bss_sdata(sdata);
+	check_sdata_in_driver(sdata);
+
 	trace_drv_set_key(local, cmd, sdata, sta, key);
 	ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 	trace_drv_return_int(local, ret);
@@ -197,6 +238,9 @@ static inline void drv_update_tkip_key(struct ieee80211_local *local,
 	if (sta)
 		ista = &sta->sta;
 
+	sdata = get_bss_sdata(sdata);
+	check_sdata_in_driver(sdata);
+
 	trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
 	if (local->ops->update_tkip_key)
 		local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
@@ -212,12 +256,26 @@ static inline int drv_hw_scan(struct ieee80211_local *local,
 
 	might_sleep();
 
+	check_sdata_in_driver(sdata);
+
 	trace_drv_hw_scan(local, sdata);
 	ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
 	trace_drv_return_int(local, ret);
 	return ret;
 }
 
+static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
+				      struct ieee80211_sub_if_data *sdata)
+{
+	might_sleep();
+
+	check_sdata_in_driver(sdata);
+
+	trace_drv_cancel_hw_scan(local, sdata);
+	local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
+	trace_drv_return_void(local);
+}
+
 static inline int
 drv_sched_scan_start(struct ieee80211_local *local,
 		     struct ieee80211_sub_if_data *sdata,
@@ -228,6 +286,8 @@ drv_sched_scan_start(struct ieee80211_local *local,
 
 	might_sleep();
 
+	check_sdata_in_driver(sdata);
+
 	trace_drv_sched_scan_start(local, sdata);
 	ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
 					      req, ies);
@@ -240,6 +300,8 @@ static inline void drv_sched_scan_stop(struct ieee80211_local *local,
 {
 	might_sleep();
 
+	check_sdata_in_driver(sdata);
+
 	trace_drv_sched_scan_stop(local, sdata);
 	local->ops->sched_scan_stop(&local->hw, &sdata->vif);
 	trace_drv_return_void(local);
@@ -336,6 +398,9 @@ static inline void drv_sta_notify(struct ieee80211_local *local,
 				  enum sta_notify_cmd cmd,
 				  struct ieee80211_sta *sta)
 {
+	sdata = get_bss_sdata(sdata);
+	check_sdata_in_driver(sdata);
+
 	trace_drv_sta_notify(local, sdata, cmd, sta);
 	if (local->ops->sta_notify)
 		local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
@@ -350,6 +415,9 @@ static inline int drv_sta_add(struct ieee80211_local *local,
 
 	might_sleep();
 
+	sdata = get_bss_sdata(sdata);
+	check_sdata_in_driver(sdata);
+
 	trace_drv_sta_add(local, sdata, sta);
 	if (local->ops->sta_add)
 		ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
@@ -365,6 +433,9 @@ static inline void drv_sta_remove(struct ieee80211_local *local,
 {
 	might_sleep();
 
+	sdata = get_bss_sdata(sdata);
+	check_sdata_in_driver(sdata);
+
 	trace_drv_sta_remove(local, sdata, sta);
 	if (local->ops->sta_remove)
 		local->ops->sta_remove(&local->hw, &sdata->vif, sta);
@@ -372,50 +443,95 @@ static inline void drv_sta_remove(struct ieee80211_local *local,
 	trace_drv_return_void(local);
 }
 
-static inline int drv_conf_tx(struct ieee80211_local *local, u16 queue,
+static inline __must_check
+int drv_sta_state(struct ieee80211_local *local,
+		  struct ieee80211_sub_if_data *sdata,
+		  struct sta_info *sta,
+		  enum ieee80211_sta_state old_state,
+		  enum ieee80211_sta_state new_state)
+{
+	int ret = 0;
+
+	might_sleep();
+
+	sdata = get_bss_sdata(sdata);
+	check_sdata_in_driver(sdata);
+
+	trace_drv_sta_state(local, sdata, &sta->sta, old_state, new_state);
+	if (local->ops->sta_state) {
+		ret = local->ops->sta_state(&local->hw, &sdata->vif, &sta->sta,
+					    old_state, new_state);
+	} else if (old_state == IEEE80211_STA_AUTH &&
+		   new_state == IEEE80211_STA_ASSOC) {
+		ret = drv_sta_add(local, sdata, &sta->sta);
+		if (ret == 0)
+			sta->uploaded = true;
+	} else if (old_state == IEEE80211_STA_ASSOC &&
+		   new_state == IEEE80211_STA_AUTH) {
+		drv_sta_remove(local, sdata, &sta->sta);
+	}
+	trace_drv_return_int(local, ret);
+	return ret;
+}
+
+static inline int drv_conf_tx(struct ieee80211_local *local,
+			      struct ieee80211_sub_if_data *sdata, u16 queue,
 			      const struct ieee80211_tx_queue_params *params)
 {
 	int ret = -EOPNOTSUPP;
 
 	might_sleep();
 
-	trace_drv_conf_tx(local, queue, params);
+	check_sdata_in_driver(sdata);
+
+	trace_drv_conf_tx(local, sdata, queue, params);
 	if (local->ops->conf_tx)
-		ret = local->ops->conf_tx(&local->hw, queue, params);
+		ret = local->ops->conf_tx(&local->hw, &sdata->vif,
+					  queue, params);
 	trace_drv_return_int(local, ret);
 	return ret;
 }
 
-static inline u64 drv_get_tsf(struct ieee80211_local *local)
+static inline u64 drv_get_tsf(struct ieee80211_local *local,
+			      struct ieee80211_sub_if_data *sdata)
 {
 	u64 ret = -1ULL;
 
 	might_sleep();
 
-	trace_drv_get_tsf(local);
+	check_sdata_in_driver(sdata);
+
+	trace_drv_get_tsf(local, sdata);
 	if (local->ops->get_tsf)
-		ret = local->ops->get_tsf(&local->hw);
+		ret = local->ops->get_tsf(&local->hw, &sdata->vif);
 	trace_drv_return_u64(local, ret);
 	return ret;
 }
 
-static inline void drv_set_tsf(struct ieee80211_local *local, u64 tsf)
+static inline void drv_set_tsf(struct ieee80211_local *local,
+			       struct ieee80211_sub_if_data *sdata,
+			       u64 tsf)
 {
 	might_sleep();
 
-	trace_drv_set_tsf(local, tsf);
+	check_sdata_in_driver(sdata);
+
+	trace_drv_set_tsf(local, sdata, tsf);
 	if (local->ops->set_tsf)
-		local->ops->set_tsf(&local->hw, tsf);
+		local->ops->set_tsf(&local->hw, &sdata->vif, tsf);
 	trace_drv_return_void(local);
 }
 
-static inline void drv_reset_tsf(struct ieee80211_local *local)
+static inline void drv_reset_tsf(struct ieee80211_local *local,
+				 struct ieee80211_sub_if_data *sdata)
 {
 	might_sleep();
 
-	trace_drv_reset_tsf(local);
+	check_sdata_in_driver(sdata);
+
+	trace_drv_reset_tsf(local, sdata);
 	if (local->ops->reset_tsf)
-		local->ops->reset_tsf(&local->hw);
+		local->ops->reset_tsf(&local->hw, &sdata->vif);
 	trace_drv_return_void(local);
 }
 
@@ -442,6 +558,9 @@ static inline int drv_ampdu_action(struct ieee80211_local *local,
 
 	might_sleep();
 
+	sdata = get_bss_sdata(sdata);
+	check_sdata_in_driver(sdata);
+
 	trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, buf_size);
 
 	if (local->ops->ampdu_action)
@@ -549,37 +668,6 @@ static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
 	return ret;
 }
 
-static inline int drv_offchannel_tx(struct ieee80211_local *local,
-				    struct sk_buff *skb,
-				    struct ieee80211_channel *chan,
-				    enum nl80211_channel_type channel_type,
-				    unsigned int wait)
-{
-	int ret;
-
-	might_sleep();
-
-	trace_drv_offchannel_tx(local, skb, chan, channel_type, wait);
-	ret = local->ops->offchannel_tx(&local->hw, skb, chan,
-					channel_type, wait);
-	trace_drv_return_int(local, ret);
-
-	return ret;
-}
-
-static inline int drv_offchannel_tx_cancel_wait(struct ieee80211_local *local)
-{
-	int ret;
-
-	might_sleep();
-
-	trace_drv_offchannel_tx_cancel_wait(local);
-	ret = local->ops->offchannel_tx_cancel_wait(&local->hw);
-	trace_drv_return_int(local, ret);
-
-	return ret;
-}
-
 static inline int drv_set_ringparam(struct ieee80211_local *local,
 				    u32 tx, u32 rx)
 {
@@ -628,6 +716,8 @@ static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 
 	might_sleep();
 
+	check_sdata_in_driver(sdata);
+
 	trace_drv_set_bitrate_mask(local, sdata, mask);
 	if (local->ops->set_bitrate_mask)
 		ret = local->ops->set_bitrate_mask(&local->hw,
@@ -637,4 +727,54 @@ static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
 	return ret;
 }
 
+static inline void drv_set_rekey_data(struct ieee80211_local *local,
+				      struct ieee80211_sub_if_data *sdata,
+				      struct cfg80211_gtk_rekey_data *data)
+{
+	check_sdata_in_driver(sdata);
+
+	trace_drv_set_rekey_data(local, sdata, data);
+	if (local->ops->set_rekey_data)
+		local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
+	trace_drv_return_void(local);
+}
+
+static inline void drv_rssi_callback(struct ieee80211_local *local,
+				     const enum ieee80211_rssi_event event)
+{
+	trace_drv_rssi_callback(local, event);
+	if (local->ops->rssi_callback)
+		local->ops->rssi_callback(&local->hw, event);
+	trace_drv_return_void(local);
+}
+
+static inline void
+drv_release_buffered_frames(struct ieee80211_local *local,
+			    struct sta_info *sta, u16 tids, int num_frames,
+			    enum ieee80211_frame_release_type reason,
+			    bool more_data)
+{
+	trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
+					  reason, more_data);
+	if (local->ops->release_buffered_frames)
+		local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
+						    num_frames, reason,
+						    more_data);
+	trace_drv_return_void(local);
+}
+
+static inline void
+drv_allow_buffered_frames(struct ieee80211_local *local,
+			  struct sta_info *sta, u16 tids, int num_frames,
+			  enum ieee80211_frame_release_type reason,
+			  bool more_data)
+{
+	trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
+					reason, more_data);
+	if (local->ops->allow_buffered_frames)
+		local->ops->allow_buffered_frames(&local->hw, &sta->sta,
+						  tids, num_frames, reason,
+						  more_data);
+	trace_drv_return_void(local);
+}
 #endif /* __MAC80211_DRIVER_OPS */