static int
mt76_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn, u8 buf_size)
{
struct mt7601u_dev *dev = hw->priv;
struct mt76_sta *msta = (struct mt76_sta *) sta->drv_priv;
WARN_ON(msta->wcid.idx > GROUP_WCID(0));
switch (action) {
case IEEE80211_AMPDU_RX_START:
mt76_set(dev, MT_WCID_ADDR(msta->wcid.idx) + 4, BIT(16 + tid));
break;
case IEEE80211_AMPDU_RX_STOP:
mt76_clear(dev, MT_WCID_ADDR(msta->wcid.idx) + 4,
BIT(16 + tid));
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
ieee80211_send_bar(vif, sta->addr, tid, msta->agg_ssn[tid]);
break;
case IEEE80211_AMPDU_TX_STOP_FLUSH:
case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
break;
case IEEE80211_AMPDU_TX_START:
msta->agg_ssn[tid] = *ssn << 4;
ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_STOP_CONT:
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
}
return 0;
}
static int mt76x0_add_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct mt76x0_dev *dev = hw->priv;
struct mt76_vif *mvif = (struct mt76_vif *) vif->drv_priv;
unsigned int idx;
idx = ffs(~dev->vif_mask);
if (!idx || idx > 8)
return -ENOSPC;
idx--;
dev->vif_mask |= BIT(idx);
mvif->idx = idx;
mvif->group_wcid.idx = GROUP_WCID(idx);
mvif->group_wcid.hw_key_idx = -1;
return 0;
}
static int mt7601u_add_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct mt7601u_dev *dev = hw->priv;
struct mt76_vif *mvif = (struct mt76_vif *) vif->drv_priv;
unsigned int idx = 0;
unsigned int wcid = GROUP_WCID(idx);
/* Note: for AP do the AP-STA things mt76 does:
* - beacon offsets
* - do mac address tricks
* - shift vif idx
*/
mvif->idx = idx;
if (dev->wcid_mask[wcid / BITS_PER_LONG] & BIT(wcid % BITS_PER_LONG))
return -ENOSPC;
dev->wcid_mask[wcid / BITS_PER_LONG] |= BIT(wcid % BITS_PER_LONG);
mvif->group_wcid.idx = wcid;
mvif->group_wcid.hw_key_idx = -1;
return 0;
}
