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wifi: mt76: add vif link specific data structure

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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: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau
2025-01-02 17:34:48 +01:00
parent bf18f7172a
commit e24646ef7e
1 changed files with 53 additions and 0 deletions
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53
drivers/net/wireless/mediatek/mt76/mt76.h
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@@ -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