diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2012-06-09 11:27:43 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-07-06 17:32:44 -0300 |
| commit | 70bd97ae5f12299b152d4220cfc77d8078b21d35 (patch) | |
| tree | 153c51a675cb1ebe76e97286f19610637069428c /drivers | |
| parent | 4e1d2ac63368843d63dc38ed42f141506bd1e988 (diff) | |
[media] vivi: embed struct video_device instead of allocating it
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/vivi.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c index e00efcf02571..1e4da5e43a32 100644 --- a/drivers/media/video/vivi.c +++ b/drivers/media/video/vivi.c @@ -188,6 +188,7 @@ struct vivi_dev { struct list_head vivi_devlist; struct v4l2_device v4l2_dev; struct v4l2_ctrl_handler ctrl_handler; + struct video_device vdev; /* controls */ struct v4l2_ctrl *brightness; @@ -213,9 +214,6 @@ struct vivi_dev { spinlock_t slock; struct mutex mutex; - /* various device info */ - struct video_device *vfd; - struct vivi_dmaqueue vidq; /* Several counters */ @@ -1326,7 +1324,7 @@ static struct video_device vivi_template = { .name = "vivi", .fops = &vivi_fops, .ioctl_ops = &vivi_ioctl_ops, - .release = video_device_release, + .release = video_device_release_empty, }; /* ----------------------------------------------------------------- @@ -1344,8 +1342,8 @@ static int vivi_release(void) dev = list_entry(list, struct vivi_dev, vivi_devlist); v4l2_info(&dev->v4l2_dev, "unregistering %s\n", - video_device_node_name(dev->vfd)); - video_unregister_device(dev->vfd); + video_device_node_name(&dev->vdev)); + video_unregister_device(&dev->vdev); v4l2_device_unregister(&dev->v4l2_dev); v4l2_ctrl_handler_free(&dev->ctrl_handler); kfree(dev); @@ -1430,11 +1428,7 @@ static int __init vivi_create_instance(int inst) INIT_LIST_HEAD(&dev->vidq.active); init_waitqueue_head(&dev->vidq.wq); - ret = -ENOMEM; - vfd = video_device_alloc(); - if (!vfd) - goto unreg_dev; - + vfd = &dev->vdev; *vfd = vivi_template; vfd->debug = debug; vfd->v4l2_dev = &dev->v4l2_dev; @@ -1445,12 +1439,11 @@ static int __init vivi_create_instance(int inst) * all fops and v4l2 ioctls. */ vfd->lock = &dev->mutex; + video_set_drvdata(vfd, dev); ret = video_register_device(vfd, VFL_TYPE_GRABBER, video_nr); if (ret < 0) - goto rel_vdev; - - video_set_drvdata(vfd, dev); + goto unreg_dev; /* Now that everything is fine, let's add it to device list */ list_add_tail(&dev->vivi_devlist, &vivi_devlist); @@ -1458,13 +1451,10 @@ static int __init vivi_create_instance(int inst) if (video_nr != -1) video_nr++; - dev->vfd = vfd; v4l2_info(&dev->v4l2_dev, "V4L2 device registered as %s\n", video_device_node_name(vfd)); return 0; -rel_vdev: - video_device_release(vfd); unreg_dev: v4l2_ctrl_handler_free(hdl); v4l2_device_unregister(&dev->v4l2_dev); |