diff options
Diffstat (limited to 'drivers/media/video/v4l2-dev.c')
| -rw-r--r-- | drivers/media/video/v4l2-dev.c | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c index 341764a3a99..abe04ef3806 100644 --- a/drivers/media/video/v4l2-dev.c +++ b/drivers/media/video/v4l2-dev.c @@ -408,13 +408,14 @@ static int get_index(struct video_device *vdev) } /** - * video_register_device - register video4linux devices + * __video_register_device - register video4linux devices * @vdev: video device structure we want to register * @type: type of device to register * @nr: which device node number (0 == /dev/video0, 1 == /dev/video1, ... * -1 == first free) * @warn_if_nr_in_use: warn if the desired device node number * was already in use and another number was chosen instead. + * @owner: module that owns the video device node * * The registration code assigns minor numbers and device node numbers * based on the requested type and registers the new device node with @@ -435,9 +436,11 @@ static int get_index(struct video_device *vdev) * %VFL_TYPE_VBI - Vertical blank data (undecoded) * * %VFL_TYPE_RADIO - A radio card + * + * %VFL_TYPE_SUBDEV - A subdevice */ -static int __video_register_device(struct video_device *vdev, int type, int nr, - int warn_if_nr_in_use) +int __video_register_device(struct video_device *vdev, int type, int nr, + int warn_if_nr_in_use, struct module *owner) { int i = 0; int ret; @@ -469,6 +472,9 @@ static int __video_register_device(struct video_device *vdev, int type, int nr, case VFL_TYPE_RADIO: name_base = "radio"; break; + case VFL_TYPE_SUBDEV: + name_base = "v4l-subdev"; + break; default: printk(KERN_ERR "%s called with unknown type: %d\n", __func__, type); @@ -552,7 +558,7 @@ static int __video_register_device(struct video_device *vdev, int type, int nr, goto cleanup; } vdev->cdev->ops = &v4l2_fops; - vdev->cdev->owner = vdev->fops->owner; + vdev->cdev->owner = owner; ret = cdev_add(vdev->cdev, MKDEV(VIDEO_MAJOR, vdev->minor), 1); if (ret < 0) { printk(KERN_ERR "%s: cdev_add failed\n", __func__); @@ -597,18 +603,7 @@ cleanup: vdev->minor = -1; return ret; } - -int video_register_device(struct video_device *vdev, int type, int nr) -{ - return __video_register_device(vdev, type, nr, 1); -} -EXPORT_SYMBOL(video_register_device); - -int video_register_device_no_warn(struct video_device *vdev, int type, int nr) -{ - return __video_register_device(vdev, type, nr, 0); -} -EXPORT_SYMBOL(video_register_device_no_warn); +EXPORT_SYMBOL(__video_register_device); /** * video_unregister_device - unregister a video4linux device |