diff options
| author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-12-11 17:41:12 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2016-01-11 17:19:07 +0300 |
| commit | d1b9da2d606ecec587177c4c90f1905c57538149 (patch) | |
| tree | 9eddcbe89642ee275ccd5fda4365d1a9a402d6ae /include | |
| parent | 829de29bfe5a0568831f1c52a760306d642d99d4 (diff) | |
| download | linux-d1b9da2d606ecec587177c4c90f1905c57538149.tar.xz | |
[media] media-device.h: Let clearer that entity function must be initialized
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>
Diffstat (limited to 'include')
| -rw-r--r-- | include/media/media-device.h | 4 | ||||
| -rw-r--r-- | include/uapi/linux/media.h | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/include/media/media-device.h b/include/media/media-device.h index f9907a7728d4..215a0d88241d 100644 --- a/include/media/media-device.h +++ b/include/media/media-device.h @@ -423,6 +423,10 @@ void media_device_unregister(struct media_device *mdev); * %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); diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h index ff6a8010c520..8d8e1a3e6e1a 100644 --- a/include/uapi/linux/media.h +++ b/include/uapi/linux/media.h @@ -92,7 +92,7 @@ struct media_device_info { * * 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. */ |