diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 15a76d3842c5..225e5351752a 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -87,6 +87,17 @@ MODULE_PARM_DESC(descs_pool_size, "Number of CPDMA CPPI descriptors in pool");
 #define CPSW_XDP_CONSUMED		1
 #define CPSW_XDP_PASS			0
 
+static int cpsw_slave_index_priv(struct cpsw_common *cpsw,
+				 struct cpsw_priv *priv)
+{
+	return cpsw->data.dual_emac ? priv->emac_port : cpsw->data.active_slave;
+}
+
+static int cpsw_get_slave_port(u32 slave_num)
+{
+	return slave_num + 1;
+}
+
 static int cpsw_ndo_vlan_rx_add_vid(struct net_device *ndev,
 				    __be16 proto, u16 vid);
 
@@ -2774,6 +2785,8 @@ static int cpsw_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	platform_set_drvdata(pdev, cpsw);
+	cpsw_slave_index = cpsw_slave_index_priv;
+
 	cpsw->dev = dev;
 
 	mode = devm_gpiod_get_array_optional(dev, "mode", GPIOD_OUT_LOW);
diff --git a/drivers/net/ethernet/ti/cpsw_priv.c b/drivers/net/ethernet/ti/cpsw_priv.c
index 476d050a022c..a1c83af64835 100644
--- a/drivers/net/ethernet/ti/cpsw_priv.c
+++ b/drivers/net/ethernet/ti/cpsw_priv.c
@@ -19,6 +19,8 @@
 #include "cpsw_sl.h"
 #include "davinci_cpdma.h"
 
+int (*cpsw_slave_index)(struct cpsw_common *cpsw, struct cpsw_priv *priv);
+
 int cpsw_init_common(struct cpsw_common *cpsw, void __iomem *ss_regs,
 		     int ale_ageout, phys_addr_t desc_mem_phys,
 		     int descs_pool_size)
diff --git a/drivers/net/ethernet/ti/cpsw_priv.h b/drivers/net/ethernet/ti/cpsw_priv.h
index 8bfa761fa552..65f0e410344d 100644
--- a/drivers/net/ethernet/ti/cpsw_priv.h
+++ b/drivers/net/ethernet/ti/cpsw_priv.h
@@ -373,14 +373,8 @@ struct cpsw_priv {
 #define ndev_to_cpsw(ndev) (((struct cpsw_priv *)netdev_priv(ndev))->cpsw)
 #define napi_to_cpsw(napi)	container_of(napi, struct cpsw_common, napi)
 
-#define cpsw_slave_index(cpsw, priv)				\
-		((cpsw->data.dual_emac) ? priv->emac_port :	\
-		cpsw->data.active_slave)
-
-static inline int cpsw_get_slave_port(u32 slave_num)
-{
-	return slave_num + 1;
-}
+extern int (*cpsw_slave_index)(struct cpsw_common *cpsw,
+			       struct cpsw_priv *priv);
 
 struct addr_sync_ctx {
 	struct net_device *ndev;