diff --git a/devices/igc/igc-5.14-ethercat.h b/devices/igc/igc-5.14-ethercat.h
index c41d6583..657921a0 100644
--- a/devices/igc/igc-5.14-ethercat.h
+++ b/devices/igc/igc-5.14-ethercat.h
@@ -366,7 +366,14 @@ extern char igc_driver_name[];
 #define IGC_RX_HTHRESH			8
 #define IGC_TX_PTHRESH			8
 #define IGC_TX_HTHRESH			1
-#define IGC_RX_WTHRESH			4
+static inline int igc_get_rx_wthresh(struct igc_adapter *adapter)
+{
+	if (get_ecdev(adapter)) {
+		return 1;
+	}
+	return 4;
+}
+#define IGC_RX_WTHRESH			igc_get_rx_wthresh(adapter)
 #define IGC_TX_WTHRESH			16
 
 #define IGC_RX_DMA_ATTR \
diff --git a/devices/igc/igc-5.15-ethercat.h b/devices/igc/igc-5.15-ethercat.h
index 1f7bd8d3..3d9d4905 100644
--- a/devices/igc/igc-5.15-ethercat.h
+++ b/devices/igc/igc-5.15-ethercat.h
@@ -380,7 +380,14 @@ extern char igc_driver_name[];
 #define IGC_RX_HTHRESH			8
 #define IGC_TX_PTHRESH			8
 #define IGC_TX_HTHRESH			1
-#define IGC_RX_WTHRESH			4
+static inline int igc_get_rx_wthresh(struct igc_adapter *adapter)
+{
+	if (get_ecdev(adapter)) {
+		return 1;
+	}
+	return 4;
+}
+#define IGC_RX_WTHRESH			igc_get_rx_wthresh(adapter)
 #define IGC_TX_WTHRESH			16
 
 #define IGC_RX_DMA_ATTR \
diff --git a/devices/igc/igc-6.1-ethercat.h b/devices/igc/igc-6.1-ethercat.h
index 13330ed5..dcf637d5 100644
--- a/devices/igc/igc-6.1-ethercat.h
+++ b/devices/igc/igc-6.1-ethercat.h
@@ -382,7 +382,14 @@ extern char igc_driver_name[];
 #define IGC_RX_HTHRESH			8
 #define IGC_TX_PTHRESH			8
 #define IGC_TX_HTHRESH			1
-#define IGC_RX_WTHRESH			4
+static inline int igc_get_rx_wthresh(struct igc_adapter *adapter)
+{
+	if (get_ecdev(adapter)) {
+		return 1;
+	}
+	return 4;
+}
+#define IGC_RX_WTHRESH			igc_get_rx_wthresh(adapter)
 #define IGC_TX_WTHRESH			16
 
 #define IGC_RX_DMA_ATTR \
diff --git a/devices/igc/igc-6.4-ethercat.h b/devices/igc/igc-6.4-ethercat.h
index 107ea63b..ef6bc259 100644
--- a/devices/igc/igc-6.4-ethercat.h
+++ b/devices/igc/igc-6.4-ethercat.h
@@ -421,7 +421,14 @@ static inline u32 igc_rss_type(const union igc_adv_rx_desc *rx_desc)
 #define IGC_RX_HTHRESH			8
 #define IGC_TX_PTHRESH			8
 #define IGC_TX_HTHRESH			1
-#define IGC_RX_WTHRESH			4
+static inline int igc_get_rx_wthresh(struct igc_adapter *adapter)
+{
+	if (get_ecdev(adapter)) {
+		return 1;
+	}
+	return 4;
+}
+#define IGC_RX_WTHRESH			igc_get_rx_wthresh(adapter)
 #define IGC_TX_WTHRESH			16
 
 #define IGC_RX_DMA_ATTR \
diff --git a/devices/igc/igc-6.6-ethercat.h b/devices/igc/igc-6.6-ethercat.h
index 8131a05d..23d29c5f 100644
--- a/devices/igc/igc-6.6-ethercat.h
+++ b/devices/igc/igc-6.6-ethercat.h
@@ -435,7 +435,14 @@ static inline u32 igc_rss_type(const union igc_adv_rx_desc *rx_desc)
 #define IGC_RX_HTHRESH			8
 #define IGC_TX_PTHRESH			8
 #define IGC_TX_HTHRESH			1
-#define IGC_RX_WTHRESH			4
+static inline int igc_get_rx_wthresh(struct igc_adapter *adapter)
+{
+	if (get_ecdev(adapter)) {
+		return 1;
+	}
+	return 4;
+}
+#define IGC_RX_WTHRESH			igc_get_rx_wthresh(adapter)
 #define IGC_TX_WTHRESH			16
 
 #define IGC_RX_DMA_ATTR \