fix non-traffic in kernel 5.x

frank-w · Apr 30, 2019 · 790265e · 790265e
1 parent ff4697c
commit 790265e
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -1785,6 +1785,7 @@ static void mtk_poll_controller(struct net_device *dev)
 static int mtk_start_dma(struct mtk_eth *eth)
 {
 	int err;
+	u32 rx_2b_offet = (NET_IP_ALIGN == 2) ? MTK_RX_2B_OFFSET : 0;
 
 	err = mtk_dma_init(eth);
 	if (err) {
@@ -1800,7 +1801,7 @@ static int mtk_start_dma(struct mtk_eth *eth)
 		MTK_QDMA_GLO_CFG);
 
 	mtk_w32(eth,
-		MTK_RX_DMA_EN | MTK_RX_2B_OFFSET |
+		MTK_RX_DMA_EN | rx_2b_offet |
 		MTK_RX_BT_32DWORDS | MTK_MULTI_EN,
 		MTK_PDMA_GLO_CFG);