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path: root/drivers/media/video/hdpvr/hdpvr-core.c
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Diffstat (limited to 'drivers/media/video/hdpvr/hdpvr-core.c')
-rw-r--r--drivers/media/video/hdpvr/hdpvr-core.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/video/hdpvr/hdpvr-core.c b/drivers/media/video/hdpvr/hdpvr-core.c
index 547833eb6ce..3b19a259dc4 100644
--- a/drivers/media/video/hdpvr/hdpvr-core.c
+++ b/drivers/media/video/hdpvr/hdpvr-core.c
@@ -278,6 +278,13 @@ static int hdpvr_probe(struct usb_interface *interface,
err("Out of memory");
goto error;
}
+
+ /* register v4l2_device early so it can be used for printks */
+ if (v4l2_device_register(&interface->dev, &dev->v4l2_dev)) {
+ err("v4l2_device_register failed");
+ goto error;
+ }
+
mutex_init(&dev->io_mutex);
mutex_init(&dev->i2c_mutex);
mutex_init(&dev->usbc_mutex);
@@ -387,6 +394,7 @@ static void hdpvr_disconnect(struct usb_interface *interface)
/* prevent more I/O from starting and stop any ongoing */
mutex_lock(&dev->io_mutex);
dev->status = STATUS_DISCONNECTED;
+ v4l2_device_disconnect(&dev->v4l2_dev);
video_unregister_device(dev->video_dev);
wake_up_interruptible(&dev->wait_data);
wake_up_interruptible(&dev->wait_buffer);
@@ -413,6 +421,7 @@ static void hdpvr_disconnect(struct usb_interface *interface)
printk(KERN_INFO "Hauppauge HD PVR: device /dev/video%d disconnected\n",
minor);
+ v4l2_device_unregister(&dev->v4l2_dev);
kfree(dev->usbc_buf);
kfree(dev);
}