Commit 9f781533 authored by Gregory Greenman's avatar Gregory Greenman Committed by Johannes Berg
Browse files

wifi: mac80211: add macros to loop over active links 



Add a preliminary version which will be updated later
to loop over vif's and sta's active links.

Signed-off-by: default avatarGregory Greenman <gregory.greenman@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 45b12570

include/net/mac80211.h

+15 −0
Original line number Diff line number Diff line
@@ -1856,6 +1856,13 @@ struct ieee80211_vif { 
	u8 drv_priv[] __aligned(sizeof(void *));

};



/* FIXME: for now loop over all the available links; later will be changed

 * to loop only over the active links.

 */

#define for_each_vif_active_link(vif, link, link_id)			     \

	for (link_id = 0; link_id < ARRAY_SIZE((vif)->link_conf); link_id++) \

		if ((link = rcu_dereference((vif)->link_conf[link_id])))



static inline bool ieee80211_vif_is_mesh(struct ieee80211_vif *vif)

{

#ifdef CONFIG_MAC80211_MESH
@@ -2248,6 +2255,14 @@ struct ieee80211_sta { 
	u8 drv_priv[] __aligned(sizeof(void *));

};



/* FIXME: need to loop only over links which are active and check the actual

 * lock

 */

#define for_each_sta_active_link(sta, link_sta, link_id)		         \

	for (link_id = 0; link_id < ARRAY_SIZE((sta)->link); link_id++)	         \

		if (((link_sta) = rcu_dereference_protected((sta)->link[link_id],\

							    1)))	         \



/**

 * enum sta_notify_cmd - sta notify command

 *