Message ID | 2e64a28d41d8f02ae207ef44fbf454da09872ad4.1440902901.git.mchehab@osg.samsung.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Sun, Aug 30, 2015 at 5:06 AM, Mauro Carvalho Chehab <mchehab@osg.samsung.com> wrote: > We can only free the media device after being sure that no > graph object is used. > > In order to help tracking it, let's add debug messages > that will print when the media controller gets registered > or unregistered. > > Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com> > Acked-by: Hans Verkuil <hans.verkuil@cisco.com> > Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com> Best regards, Javier -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c index 065f6f08da37..0f3844470147 100644 --- a/drivers/media/media-device.c +++ b/drivers/media/media-device.c @@ -359,6 +359,7 @@ static DEVICE_ATTR(model, S_IRUGO, show_model, NULL); static void media_device_release(struct media_devnode *mdev) { + dev_dbg(mdev->parent, "Media device released\n"); } /** @@ -397,6 +398,8 @@ int __must_check __media_device_register(struct media_device *mdev, return ret; } + dev_dbg(mdev->dev, "Media device registered\n"); + return 0; } EXPORT_SYMBOL_GPL(__media_device_register); @@ -416,6 +419,8 @@ void media_device_unregister(struct media_device *mdev) device_remove_file(&mdev->devnode.dev, &dev_attr_model); media_devnode_unregister(&mdev->devnode); + + dev_dbg(mdev->dev, "Media device unregistered\n"); } EXPORT_SYMBOL_GPL(media_device_unregister);