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path: root/drivers/media/video/cx23885/cx23885-417.c
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Diffstat (limited to 'drivers/media/video/cx23885/cx23885-417.c')
-rw-r--r--drivers/media/video/cx23885/cx23885-417.c29
1 files changed, 7 insertions, 22 deletions
diff --git a/drivers/media/video/cx23885/cx23885-417.c b/drivers/media/video/cx23885/cx23885-417.c
index 0eed852c61e..88c0d248111 100644
--- a/drivers/media/video/cx23885/cx23885-417.c
+++ b/drivers/media/video/cx23885/cx23885-417.c
@@ -1568,28 +1568,11 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int mpeg_open(struct file *file)
{
- int minor = video_devdata(file)->minor;
- struct cx23885_dev *h, *dev = NULL;
- struct list_head *list;
+ struct cx23885_dev *dev = video_drvdata(file);
struct cx23885_fh *fh;
dprintk(2, "%s()\n", __func__);
- lock_kernel();
- list_for_each(list, &cx23885_devlist) {
- h = list_entry(list, struct cx23885_dev, devlist);
- if (h->v4l_device &&
- h->v4l_device->minor == minor) {
- dev = h;
- break;
- }
- }
-
- if (dev == NULL) {
- unlock_kernel();
- return -ENODEV;
- }
-
/* allocate + initialize per filehandle data */
fh = kzalloc(sizeof(*fh), GFP_KERNEL);
if (NULL == fh) {
@@ -1597,6 +1580,8 @@ static int mpeg_open(struct file *file)
return -ENOMEM;
}
+ lock_kernel();
+
file->private_data = fh;
fh->dev = dev;
@@ -1736,7 +1721,6 @@ static struct video_device cx23885_mpeg_template = {
.name = "cx23885",
.fops = &mpeg_fops,
.ioctl_ops = &mpeg_ioctl_ops,
- .minor = -1,
.tvnorms = CX23885_NORMS,
.current_norm = V4L2_STD_NTSC_M,
};
@@ -1746,7 +1730,7 @@ void cx23885_417_unregister(struct cx23885_dev *dev)
dprintk(1, "%s()\n", __func__);
if (dev->v4l_device) {
- if (-1 != dev->v4l_device->minor)
+ if (video_is_registered(dev->v4l_device))
video_unregister_device(dev->v4l_device);
else
video_device_release(dev->v4l_device);
@@ -1803,6 +1787,7 @@ int cx23885_417_register(struct cx23885_dev *dev)
/* Allocate and initialize V4L video device */
dev->v4l_device = cx23885_video_dev_alloc(tsport,
dev->pci, &cx23885_mpeg_template, "mpeg");
+ video_set_drvdata(dev->v4l_device, dev);
err = video_register_device(dev->v4l_device,
VFL_TYPE_GRABBER, -1);
if (err < 0) {
@@ -1810,8 +1795,8 @@ int cx23885_417_register(struct cx23885_dev *dev)
return err;
}
- printk(KERN_INFO "%s: registered device video%d [mpeg]\n",
- dev->name, dev->v4l_device->num);
+ printk(KERN_INFO "%s: registered device %s [mpeg]\n",
+ dev->name, video_device_node_name(dev->v4l_device));
return 0;
}