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net: ethernet: mediatek: Use NET_IP_ALIGN to judge if HW RX_2BYTE_OFFSET is enabled
Should only enable HW RX_2BYTE_OFFSET function in the case NET_IP_ALIGN equals to 2. Signed-off-by: Mark Lee <mark-mc.lee@mediatek.com> Signed-off-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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1 changed files with 2 additions and 1 deletions
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@ -1778,6 +1778,7 @@ static void mtk_poll_controller(struct net_device *dev)
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static int mtk_start_dma(struct mtk_eth *eth)
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{
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u32 rx_2b_offset = (NET_IP_ALIGN == 2) ? MTK_RX_2B_OFFSET : 0;
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int err;
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err = mtk_dma_init(eth);
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@ -1794,7 +1795,7 @@ static int mtk_start_dma(struct mtk_eth *eth)
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MTK_QDMA_GLO_CFG);
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mtk_w32(eth,
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MTK_RX_DMA_EN | MTK_RX_2B_OFFSET |
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MTK_RX_DMA_EN | rx_2b_offset |
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MTK_RX_BT_32DWORDS | MTK_MULTI_EN,
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MTK_PDMA_GLO_CFG);
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