Merge branch 'for-2638/i2c/iop' into for-linus/i2c-2638

[firefly-linux-kernel-4.4.55.git] / include / media / bt819.h

diff --git a/include/media/bt819.h b/include/media/bt819.h
index 38f666bde77ae74e5467ad9bb9319bab62d89306..8025f4bc2bb67a98589d9772f602dea56f2d5579 100644 (file)
--- a/include/media/bt819.h
+++ b/include/media/bt819.h
@@ -26,7 +26,10 @@
 /* v4l2_device notifications. */
 
 /* Needed to reset the FIFO buffer when changing the input
-   or the video standard. */
+   or the video standard.
+
+   Note: these ioctls that internal to the kernel and are never called
+   from userspace. */
 #define BT819_FIFO_RESET_LOW   _IO('b', 0)
 #define BT819_FIFO_RESET_HIGH  _IO('b', 1)