[PATCH] media: v4l2-dev.h: document VFL_TYPE_MAX

[Mauro Carvalho Chehab]

Cleanup this Sphinx warning:
   read./include/media/v4l2-dev.h:42: warning: Enum value 'VFL_TYPE_MAX' not described in enum 'vfl_devnode_type'

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>
---
 include/media/v4l2-dev.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index f60cf9cf3b9c..9e73d7e2cee0 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -30,6 +30,8 @@
  * @VFL_TYPE_SUBDEV:	for V4L2 subdevices
  * @VFL_TYPE_SDR:	for Software Defined Radio tuners
  * @VFL_TYPE_TOUCH:	for touch sensors
+ *
+ * @VFL_TYPE_MAX:	number of elements of &enum vfl_devnode_type
  */
 enum vfl_devnode_type {
 	VFL_TYPE_GRABBER	= 0,
-- 
2.17.0