diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index ad5e4546f82c..5b61000cde26 100644
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -224,7 +224,7 @@ static ssize_t cable_state_show(struct device *dev,
  * Note that the notifier provides which bits are changed in the state
  * variable with the val parameter (second) to the callback.
  */
-int extcon_update_state(struct extcon_dev *edev, u32 mask, u32 state)
+static int extcon_update_state(struct extcon_dev *edev, u32 mask, u32 state)
 {
 	char name_buf[120];
 	char state_buf[120];
@@ -300,24 +300,6 @@ int extcon_update_state(struct extcon_dev *edev, u32 mask, u32 state)
 
 	return 0;
 }
-EXPORT_SYMBOL_GPL(extcon_update_state);
-
-/**
- * extcon_set_state() - Set the cable attach states of the extcon device.
- * @edev:	the extcon device
- * @state:	new cable attach status for @edev
- *
- * Note that notifier provides which bits are changed in the state
- * variable with the val parameter (second) to the callback.
- */
-int extcon_set_state(struct extcon_dev *edev, u32 state)
-{
-	if (!edev)
-		return -EINVAL;
-
-	return extcon_update_state(edev, 0xffffffff, state);
-}
-EXPORT_SYMBOL_GPL(extcon_set_state);
 
 /**
  * extcon_get_cable_state_() - Get the status of a specific cable.
diff --git a/include/linux/extcon.h b/include/linux/extcon.h
index 61004413dc64..667b1d35af12 100644
--- a/include/linux/extcon.h
+++ b/include/linux/extcon.h
@@ -149,20 +149,6 @@ extern struct extcon_dev *devm_extcon_dev_allocate(struct device *dev,
 						   const unsigned int *cable);
 extern void devm_extcon_dev_free(struct device *dev, struct extcon_dev *edev);
 
-/*
- * get/set/update_state access the 32b encoded state value, which represents
- * states of all possible cables of the multistate port. For example, if one
- * calls extcon_set_state(edev, 0x7), it may mean that all the three cables
- * are attached to the port.
- */
-static inline u32 extcon_get_state(struct extcon_dev *edev)
-{
-	return edev->state;
-}
-
-extern int extcon_set_state(struct extcon_dev *edev, u32 state);
-extern int extcon_update_state(struct extcon_dev *edev, u32 mask, u32 state);
-
 /*
  * get/set_cable_state access each bit of the 32b encoded state value.
  * They are used to access the status of each cable based on the cable id.
@@ -232,22 +218,6 @@ static inline struct extcon_dev *devm_extcon_dev_allocate(struct device *dev,
 
 static inline void devm_extcon_dev_free(struct extcon_dev *edev) { }
 
-static inline u32 extcon_get_state(struct extcon_dev *edev)
-{
-	return 0;
-}
-
-static inline int extcon_set_state(struct extcon_dev *edev, u32 state)
-{
-	return 0;
-}
-
-static inline int extcon_update_state(struct extcon_dev *edev, u32 mask,
-				       u32 state)
-{
-	return 0;
-}
-
 static inline int extcon_get_cable_state_(struct extcon_dev *edev,
 					  unsigned int id)
 {