media: rcar-vin: change name of video device

The rcar-vin driver needs to be part of a media controller to support
Gen3. Give each VIN instance a unique name so it can be referenced from
userspace.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c
index c58424aa33c4b7575846b12acdf0027a6b1e81ae..2fb8587116f25a4ffbf0f39a0d9c24cd8259d580 100644 (file)
--- a/drivers/media/platform/rcar-vin/rcar-v4l2.c
+++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c
@@ -991,7 +991,7 @@ int rvin_v4l2_register(struct rvin_dev *vin)
        /* video node */
        vdev->v4l2_dev = &vin->v4l2_dev;
        vdev->queue = &vin->queue;
-       strlcpy(vdev->name, KBUILD_MODNAME, sizeof(vdev->name));
+       snprintf(vdev->name, sizeof(vdev->name), "VIN%u output", vin->id);
        vdev->release = video_device_release_empty;
        vdev->lock = &vin->lock;
        vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING |