Hi Niklas, On Thu, May 16, 2019 at 3:49 AM Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx> wrote: > Runtime PM is already enabled unconditionally when the driver is probed > and disabled when it's removed. There is no point in doing it again for > Gen2 when opening and closing the video device. > > Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx> > Reviewed-by: Ulrich Hecht <uli+renesas@xxxxxxxx> > --- > drivers/media/platform/rcar-vin/rcar-v4l2.c | 7 +------ > 1 file changed, 1 insertion(+), 6 deletions(-) > > diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c > index b821ea01786eb1ff..0841f1a0bfd7ba3a 100644 > --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c > +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c > @@ -797,8 +797,6 @@ static int rvin_initialize_device(struct file *file) > if (ret < 0) > return ret; > > - pm_runtime_enable(&vin->vdev.dev); Ah, this already (partly) answers my question on patch 1/8. > - > /* > * Try to configure with default parameters. Notice: this is the > * very first open, so, we cannot race against other calls, Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds