Commit e24646ef authored by Felix Fietkau's avatar Felix Fietkau
Browse files

wifi: mt76: add vif link specific data structure 

Preparation for splitting link data from vif data for MLO support.

Link: https://patch.msgid.link/20250102163508.52945-4-nbd@nbd.name


Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent bf18f717

drivers/net/wireless/mediatek/mt76/mt76.h

+53 −0
Original line number Diff line number Diff line
@@ -766,6 +766,15 @@ struct mt76_vif_link { 
	u8 beacon_rates_idx;

	struct ieee80211_chanctx_conf *ctx;

	struct mt76_wcid *wcid;

	struct mt76_vif_data *mvif;

	struct rcu_head rcu_head;

};



struct mt76_vif_data {

	struct mt76_vif_link __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS];



	u16 valid_links;

	u8 deflink_id;

};



struct mt76_phy {
@@ -1168,6 +1177,10 @@ static inline int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, 
	for (i = 0; i < ARRAY_SIZE((dev)->q_rx); i++)	\

		if ((dev)->q_rx[i].ndesc)





#define mt76_dereference(p, dev) \

	rcu_dereference_protected(p, lockdep_is_held(&(dev)->mutex))



struct mt76_dev *mt76_alloc_device(struct device *pdev, unsigned int size,

				   const struct ieee80211_ops *ops,

				   const struct mt76_driver_ops *drv_ops);
@@ -1755,4 +1768,44 @@ void mt76_wcid_init(struct mt76_wcid *wcid); 
void mt76_wcid_cleanup(struct mt76_dev *dev, struct mt76_wcid *wcid);

void mt76_wcid_add_poll(struct mt76_dev *dev, struct mt76_wcid *wcid);



static inline void

mt76_vif_init(struct ieee80211_vif *vif, struct mt76_vif_data *mvif)

{

	struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv;



	mlink->mvif = mvif;

	rcu_assign_pointer(mvif->link[0], mlink);

}



static inline void

mt76_vif_cleanup(struct mt76_dev *dev, struct ieee80211_vif *vif)

{

	struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv;

	struct mt76_vif_data *mvif = mlink->mvif;



	rcu_assign_pointer(mvif->link[0], NULL);

}



static inline struct mt76_vif_link *

mt76_vif_link(struct mt76_dev *dev, struct ieee80211_vif *vif, int link_id)

{

	struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv;

	struct mt76_vif_data *mvif = mlink->mvif;



	return mt76_dereference(mvif->link[link_id], dev);

}



static inline struct mt76_vif_link *

mt76_vif_conf_link(struct mt76_dev *dev, struct ieee80211_vif *vif,

		   struct ieee80211_bss_conf *link_conf)

{

	struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv;

	struct mt76_vif_data *mvif = mlink->mvif;



	if (link_conf == &vif->bss_conf)

		return mlink;



	return mt76_dereference(mvif->link[link_conf->link_id], dev);

}



#endif