V4L/DVB (11245): hdpvr: add struct v4l2_device

Signed-off-by: Janne Grunau <j@jannau.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

2 files changed, 13 insertions, 0 deletions

diff --git a/drivers/media/video/hdpvr/hdpvr-core.c b/drivers/media/video/hdpvr/hdpvr-core.c
index 547833eb6cec..3b19a259dc4e 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);
 }
diff --git a/drivers/media/video/hdpvr/hdpvr.h b/drivers/media/video/hdpvr/hdpvr.h
index 3af415d81df7..1edd8759121e 100644
--- a/drivers/media/video/hdpvr/hdpvr.h
+++ b/drivers/media/video/hdpvr/hdpvr.h
@@ -15,6 +15,8 @@
 #include <linux/workqueue.h>
 #include <linux/videodev2.h>
 
+#include <media/v4l2-device.h>
+
 #define HDPVR_MAJOR_VERSION 0
 #define HDPVR_MINOR_VERSION 2
 #define HDPVR_RELEASE 0
@@ -65,6 +67,8 @@ struct hdpvr_device {
         struct video_device     *video_dev;
         /* the usb device for this device */
         struct usb_device       *udev;
+        /* v4l2-device unused */
+        struct v4l2_device      v4l2_dev;
 
         /* the max packet size of the bulk endpoint */
         size_t                  bulk_in_size;