Messages in this thread Patch in this message | | | From | Ricardo Ribalda <> | Subject | [PATCH v2 2/4] media: v4l2-dev.c: Allow driver-defined entity names | Date | Tue, 7 Dec 2021 01:38:38 +0100 |
| |
If the driver provides an name for an entity, use it. This is particularly useful for drivers that export multiple video devices for the same hardware (i.e. metadata and data).
Suggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org> --- drivers/media/v4l2-core/v4l2-dev.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/v4l2-core/v4l2-dev.c b/drivers/media/v4l2-core/v4l2-dev.c index d03ace324db0..4c00503b9349 100644 --- a/drivers/media/v4l2-core/v4l2-dev.c +++ b/drivers/media/v4l2-core/v4l2-dev.c @@ -832,7 +832,9 @@ static int video_register_media_controller(struct video_device *vdev) } if (vdev->entity.function != MEDIA_ENT_F_UNKNOWN) { - vdev->entity.name = vdev->name; + /* Use entity names provided by the driver, if available. */ + if (!vdev->entity.name) + vdev->entity.name = vdev->name; /* Needed just for backward compatibility with legacy MC API */ vdev->entity.info.dev.major = VIDEO_MAJOR; -- 2.34.1.400.ga245620fadb-goog
| |