target/linux/mediatek/patches-5.4/0400-eth-fix-rx-vlan-hw-offload.patch

   1 diff -urN a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
   2 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c       2020-03-31 16:05:24.398403054 +0800
   3 +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c       2020-03-31 16:05:39.142008780 +0800
   4 @@ -1284,7 +1284,7 @@
   5                 skb->protocol = eth_type_trans(skb, netdev);
   6
   7                 if (netdev->features & NETIF_F_HW_VLAN_CTAG_RX &&
   8 -                   RX_DMA_VID(trxd.rxd3))
   9 +                   (trxd.rxd2 & RX_DMA_VTAG))
  10                         __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
  11                                                RX_DMA_VID(trxd.rxd3));
  12                 skb_record_rx_queue(skb, 0);
  13 diff -urN a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
  14 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h       2020-03-31 16:05:29.726260583 +0800
  15 +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h       2020-03-31 16:05:43.493892389 +0800
  16 @@ -293,6 +293,7 @@
  17  #define RX_DMA_LSO             BIT(30)
  18  #define RX_DMA_PLEN0(_x)       (((_x) & 0x3fff) << 16)
  19  #define RX_DMA_GET_PLEN0(_x)   (((_x) >> 16) & 0x3fff)
  20 +#define RX_DMA_VTAG            BIT(15)
  21
  22  /* QDMA descriptor rxd3 */
  23  #define RX_DMA_VID(_x)         ((_x) & 0xfff)