diff options
Diffstat (limited to 'drivers/net/wireless/realtek')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/pci.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index b8115b31839e..adea3c7551ab 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -950,10 +950,12 @@ static int rtw_pci_tx_write(struct rtw_dev *rtwdev, return ret; ring = &rtwpci->tx_rings[queue]; + spin_lock_bh(&rtwpci->irq_lock); if (avail_desc(ring->r.wp, ring->r.rp, ring->r.len) < 2) { ieee80211_stop_queue(rtwdev->hw, skb_get_queue_mapping(skb)); ring->queue_stopped = true; } + spin_unlock_bh(&rtwpci->irq_lock); return 0; } @@ -968,7 +970,7 @@ static void rtw_pci_tx_isr(struct rtw_dev *rtwdev, struct rtw_pci *rtwpci, struct sk_buff *skb; u32 count; u32 bd_idx_addr; - u32 bd_idx, cur_rp; + u32 bd_idx, cur_rp, rp_idx; u16 q_map; ring = &rtwpci->tx_rings[hw_queue]; @@ -977,6 +979,7 @@ static void rtw_pci_tx_isr(struct rtw_dev *rtwdev, struct rtw_pci *rtwpci, bd_idx = rtw_read32(rtwdev, bd_idx_addr); cur_rp = bd_idx >> 16; cur_rp &= TRX_BD_IDX_MASK; + rp_idx = ring->r.rp; if (cur_rp >= ring->r.rp) count = cur_rp - ring->r.rp; else @@ -1000,12 +1003,15 @@ static void rtw_pci_tx_isr(struct rtw_dev *rtwdev, struct rtw_pci *rtwpci, } if (ring->queue_stopped && - avail_desc(ring->r.wp, ring->r.rp, ring->r.len) > 4) { + avail_desc(ring->r.wp, rp_idx, ring->r.len) > 4) { q_map = skb_get_queue_mapping(skb); ieee80211_wake_queue(hw, q_map); ring->queue_stopped = false; } + if (++rp_idx >= ring->r.len) + rp_idx = 0; + skb_pull(skb, rtwdev->chip->tx_pkt_desc_sz); info = IEEE80211_SKB_CB(skb); |