--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c 
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c 
@@ -1376,6 +1376,7 @@
 	u32 data = 0;
 	u8 tport = 0;
 	u8 etype = 0;
+	u8 cdrt_id = 0;
 
 	if (!info->qid && mac->id)
 		info->qid = MTK_QDMA_GMAC2_QID;
@@ -1405,6 +1406,7 @@
 	if (get_tport_etype && skb) {
 		u32 result = get_tport_etype(skb);
 
+		cdrt_id = (result & 0xFF0000) >> 16;
 		tport = (result & 0xFF00) >> 8;
 		etype = result & 0x00FF;
 	}
@@ -1434,9 +1436,13 @@
 	WRITE_ONCE(desc->txd6, data);
 
 	WRITE_ONCE(desc->txd7, 0);
-	if (etype != 0)
-		WRITE_ONCE(desc->txd8, etype << 8);
-	else
+	data = 0;
+	if (etype != 0 || cdrt_id != 0) {
+		data |= etype;
+		data = data << 8;
+		data |= cdrt_id;
+		WRITE_ONCE(desc->txd8, data);
+	} else
 		WRITE_ONCE(desc->txd8, 0);
 }