Commit dc5a1ad7 authored by Emmanuel Grumbach's avatar Emmanuel Grumbach Committed by Johannes Berg
Browse files

mac80211: allow to get wireless_dev structure from ieee80211_vif 



This will allow mac80211 drivers to call cfg80211 APIs with
the right handle.

Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 45ceeee8

include/net/mac80211.h

+13 −0
Original line number Diff line number Diff line
@@ -1281,6 +1281,19 @@ static inline bool ieee80211_vif_is_mesh(struct ieee80211_vif *vif) 
 */

struct ieee80211_vif *wdev_to_ieee80211_vif(struct wireless_dev *wdev);



/**

 * ieee80211_vif_to_wdev - return a wdev struct from a vif

 * @vif: the vif to get the wdev for

 *

 * This can be used by mac80211 drivers with direct cfg80211 APIs

 * (like the vendor commands) that needs to get the wdev for a vif.

 *

 * Note that this function may return %NULL if the given wdev isn't

 * associated with a vif that the driver knows about (e.g. monitor

 * or AP_VLAN interfaces.)

 */

struct wireless_dev *ieee80211_vif_to_wdev(struct ieee80211_vif *vif);



/**

 * enum ieee80211_key_flags - key flags

 *

net/mac80211/util.c

+12 −0
Original line number Diff line number Diff line
@@ -745,6 +745,18 @@ struct ieee80211_vif *wdev_to_ieee80211_vif(struct wireless_dev *wdev) 
}

EXPORT_SYMBOL_GPL(wdev_to_ieee80211_vif);



struct wireless_dev *ieee80211_vif_to_wdev(struct ieee80211_vif *vif)

{

	struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);



	if (!ieee80211_sdata_running(sdata) ||

	    !(sdata->flags & IEEE80211_SDATA_IN_DRIVER))

		return NULL;



	return &sdata->wdev;

}

EXPORT_SYMBOL_GPL(ieee80211_vif_to_wdev);



/*

 * Nothing should have been stuffed into the workqueue during

 * the suspend->resume cycle. Since we can't check each caller