diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h
index a75e9e5..97059d0 100644
--- a/include/linux/rfkill.h
+++ b/include/linux/rfkill.h
@@ -36,6 +36,7 @@
  * @RFKILL_TYPE_WIMAX: switch is on a WiMAX device.
  * @RFKILL_TYPE_WWAN: switch is on a wireless WAN device.
  * @RFKILL_TYPE_GPS: switch is on a GPS device.
+ * @RFKILL_TYPE_FM: switch is on a FM radio device.
  * @NUM_RFKILL_TYPES: number of defined rfkill types
  */
 enum rfkill_type {
@@ -46,6 +47,7 @@
 	RFKILL_TYPE_WIMAX,
 	RFKILL_TYPE_WWAN,
 	RFKILL_TYPE_GPS,
+	RFKILL_TYPE_FM,
 	NUM_RFKILL_TYPES,
 };