Hi Sakari,
On 2017-11-16 14:36:24 +0200, Sakari Ailus wrote:
> On Thu, Nov 16, 2017 at 02:33:49AM +0200, Laurent Pinchart wrote:
> > To avoid races between device access and unplug, call the
> > video_device_unplug() function in the platform driver remove handler.
> > This will unsure that all device access completes before the remove
> > handler proceeds to free resources.
> >
> > Signed-off-by: Laurent Pinchart <[email protected]>
> > ---
> > drivers/media/platform/rcar-vin/rcar-core.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/media/platform/rcar-vin/rcar-core.c
> > b/drivers/media/platform/rcar-vin/rcar-core.c
> > index bd7976efa1fb..c5210f1d09ed 100644
> > --- a/drivers/media/platform/rcar-vin/rcar-core.c
> > +++ b/drivers/media/platform/rcar-vin/rcar-core.c
> > @@ -1273,6 +1273,7 @@ static int rcar_vin_remove(struct platform_device
> > *pdev)
> >
> > pm_runtime_disable(&pdev->dev);
> >
> > + video_device_unplug(&vin->vdev);
>
> Does this depend on another patch?
I believe this patch is on top of the R-Car VIN Gen3 enablement series.
>
> >
> > if (!vin->info->use_mc) {
> > v4l2_async_notifier_unregister(&vin->notifier);
> > --
> > Regards,
> >
> > Laurent Pinchart
> >
>
> --
> Sakari Ailus
> e-mail: [email protected]
--
Regards,
Niklas Söderlund
