[media] au0828: don't change global state information on open()

Just opening a device shouldn't have any side-effects.
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: NDevin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/usb/au0828/au0828-video.c

@@ -1005,11 +1005,6 @@ static int au0828_v4l2_open(struct file *filp)
 			printk(KERN_INFO "Au0828 can't set alternate to 5!\n");
 			return -EBUSY;
 		}
-		dev->width = NTSC_STD_W;
-		dev->height = NTSC_STD_H;
-		dev->frame_size = dev->width * dev->height * 2;
-		dev->field_size = dev->width * dev->height;
-		dev->bytesperline = dev->width * 2;
 
 		au0828_analog_stream_enable(dev);
 		au0828_analog_stream_reset(dev);
@@ -1031,8 +1026,6 @@ static int au0828_v4l2_open(struct file *filp)
 				    &dev->lock);
 
 	/* VBI Setup */
-	dev->vbi_width = 720;
-	dev->vbi_height = 1;
 	videobuf_queue_vmalloc_init(&fh->vb_vbiq, &au0828_vbi_qops,
 				    NULL, &dev->slock,
 				    V4L2_BUF_TYPE_VBI_CAPTURE,
@@ -1984,6 +1977,8 @@ int au0828_analog_register(struct au0828_dev *dev,
 	dev->field_size = dev->width * dev->height;
 	dev->frame_size = dev->field_size << 1;
 	dev->bytesperline = dev->width << 1;
+	dev->vbi_width = 720;
+	dev->vbi_height = 1;
 	dev->ctrl_ainput = 0;
 	dev->ctrl_freq = 960;
 	dev->std = V4L2_STD_NTSC_M;