diff --git a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 7fe3713..37b6c68 100755
--- a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -3340,9 +3340,16 @@
 		MTK_FE_INT_RFIFO_OV | MTK_FE_INT_RFIFO_UF, MTK_FE_INT_ENABLE);
 
 	if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V3)) {
+		/* PSE dummy page mechanism */
+		mtk_w32(eth, PSE_DUMMY_WORK_GDM(1) | PSE_DUMMY_WORK_GDM(2) |
+			PSE_DUMMY_WORK_GDM(3) | DUMMY_PAGE_THR, PSE_DUMY_REQ);
+
 		/* PSE should not drop port1, port8 and port9 packets */
 		mtk_w32(eth, 0x00000302, PSE_NO_DROP_CFG);
 
+		/* PSE should drop p8 and p9 packets when WDMA Rx ring full*/
+		mtk_w32(eth, 0x00000300, PSE_PPE0_DROP);
+
 		/* GDM and CDM Threshold */
 		mtk_w32(eth, 0x00000707, MTK_CDMW0_THRES);
 		mtk_w32(eth, 0x00000077, MTK_CDMW1_THRES);
diff --git a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 6880c84..39543c7 100755
--- a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -146,6 +146,11 @@
 #define PSE_NO_DROP_CFG		0x108
 #define PSE_PPE0_DROP		0x110
 
+/* PSE Last FreeQ Page Request Control */
+#define PSE_DUMY_REQ		0x10C
+#define PSE_DUMMY_WORK_GDM(x)	BIT(16 + (x))
+#define DUMMY_PAGE_THR		0x151
+
 /* PSE Input Queue Reservation Register*/
 #define PSE_IQ_REV(x)		(0x140 + ((x - 1) * 0x4))