hw->max_rates = 1;
hw->max_report_rates = 7;
hw->max_rate_tries = 1;
+ hw->extra_tx_headroom = sizeof(struct mt76x02_txwi) + 4 + 2;
hw->sta_data_size = sizeof(struct mt76x02_sta);
hw->vif_data_size = sizeof(struct mt76x02_vif);
spin_unlock(&dev->mac_lock);
}
-static int mt76x0_skb_rooms(struct mt76x0_dev *dev, struct sk_buff *skb)
-{
- int hdr_len = ieee80211_get_hdrlen_from_skb(skb);
- u32 need_head;
-
- need_head = sizeof(struct mt76x02_txwi) + 4;
- if (hdr_len % 4)
- need_head += 2;
-
- return skb_cow(skb, need_head);
-}
-
static struct mt76x02_txwi *
mt76x0_push_txwi(struct mt76x0_dev *dev, struct sk_buff *skb,
struct ieee80211_sta *sta, struct mt76_wcid *wcid,
BUILD_BUG_ON(ARRAY_SIZE(info->status.status_driver_data) < 1);
info->status.status_driver_data[0] = (void *)(unsigned long)pkt_len;
- if (mt76x0_skb_rooms(dev, skb) || mt76x0_insert_hdr_pad(skb)) {
- ieee80211_free_txskb(dev->mt76.hw, skb);
- return;
- }
+ mt76x0_insert_hdr_pad(skb);
if (sta) {
msta = (struct mt76x02_sta *) sta->drv_priv;