1 files changed, 13 insertions, 0 deletions

diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index 98be6c5762b9..730a20b83576 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -79,6 +79,19 @@ static inline void gpio_set_value_cansleep(unsigned gpio, int value)
         WARN_ON(1);
 }
 
+static inline int gpio_export(unsigned gpio, bool direction_may_change)
+{
+        /* GPIO can never have been requested or set as {in,out}put */
+        WARN_ON(1);
+        return -EINVAL;
+}
+
+static inline void gpio_unexport(unsigned gpio)
+{
+        /* GPIO can never have been exported */
+        WARN_ON(1);
+}
+
 static inline int gpio_to_irq(unsigned gpio)
 {
         /* GPIO can never have been requested or set as input */