Improve the documentation to let it clear that the entity function
must be initialized.
Suggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
* %MEDIA_ENT_FL_DEFAULT indicates the default entity for a given type.
* This can be used to report the default audio and video devices or the
* default camera sensor.
+ *
+ * NOTE: Drivers should set the entity function before calling this function.
+ * Please notice that the values %MEDIA_ENT_F_V4L2_SUBDEV_UNKNOWN and
+ * %MEDIA_ENT_F_UNKNOWN should not be used by the drivers.
*/
int __must_check media_device_register_entity(struct media_device *mdev,
struct media_entity *entity);
*
* Subdevs are initialized with MEDIA_ENT_T_V4L2_SUBDEV_UNKNOWN,
* in order to preserve backward compatibility.
- * Drivers should change to the proper subdev type before
+ * Drivers must change to the proper subdev type before
* registering the entity.
*/