diff --git a/Documentation/media/kapi/csi2.rst b/Documentation/media/kapi/csi2.rst
index e33fcb967922d460f41a865eb148ee46969427ac..0560100efca2e14f16cdd33cc45440c6f4d9afd6 100644
--- a/Documentation/media/kapi/csi2.rst
+++ b/Documentation/media/kapi/csi2.rst
@@ -51,6 +51,16 @@ not active. Some transmitters do this automatically but some have to
 be explicitly programmed to do so, and some are unable to do so
 altogether due to hardware constraints.
 
+Stopping the transmitter
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+A transmitter stops sending the stream of images as a result of
+calling the ``.s_stream()`` callback. Some transmitters may stop the
+stream at a frame boundary whereas others stop immediately,
+effectively leaving the current frame unfinished. The receiver driver
+should not make assumptions either way, but function properly in both
+cases.
+
 Receiver drivers
 ----------------