All references there belong to CEC namespace.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
 Documentation/userspace-api/media/cec/cec.h.rst.exceptions | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/userspace-api/media/cec/cec.h.rst.exceptions b/Documentation/userspace-api/media/cec/cec.h.rst.exceptions
index 15fa1752d4ef..65e8be062bdb 100644
--- a/Documentation/userspace-api/media/cec/cec.h.rst.exceptions
+++ b/Documentation/userspace-api/media/cec/cec.h.rst.exceptions
@@ -1,5 +1,8 @@
 # SPDX-License-Identifier: GPL-2.0
 
+# All symbols belong to CEC namespace
+namespace CEC
+
 # Ignore header name
 ignore define _CEC_UAPI_H
 
-- 
2.51.0