diff --git a/include/hardware/power.h b/include/hardware/power.h
index 4edebc6..89d57ed 100644
--- a/include/hardware/power.h
+++ b/include/hardware/power.h
@@ -40,6 +40,9 @@
 typedef enum {
     POWER_HINT_VSYNC = 0x00000001,
     POWER_HINT_INTERACTION = 0x00000002,
+    /* DO NOT USE POWER_HINT_VIDEO_ENCODE/_DECODE!  They will be removed in
+     * KLP.
+     */
     POWER_HINT_VIDEO_ENCODE = 0x00000003,
     POWER_HINT_VIDEO_DECODE = 0x00000004
 } power_hint_t;