Re: [PATCH v2 5/6] iio: prox: pulsed-light-v2: Use pm_runtime_resume_and_get()

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Em Sun, 16 May 2021 13:01:29 -0700
Matt Ranostay <matt.ranostay@xxxxxxxxxxxx> escreveu:

> On Sun, May 16, 2021 at 9:22 AM Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
> >
> > From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> >
> > Using this new call makes it easy to handle any errors as a result
> > of runtime resume as it exits without leaving the reference count
> > elevated.
> >  
> 
> Acked-by: Matt Ranostay <matt.ranostay@xxxxxxxxxxxx>

LGTM.

Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>

> 
> > Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> > Cc: Matt Ranostay <matt.ranostay@xxxxxxxxxxxx>
> > ---
> >  drivers/iio/proximity/pulsedlight-lidar-lite-v2.c | 4 +++-
> >  1 file changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c b/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
> > index ecaeb1e11007..e94f63932edb 100644
> > --- a/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
> > +++ b/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
> > @@ -158,7 +158,9 @@ static int lidar_get_measurement(struct lidar_data *data, u16 *reg)
> >         int tries = 10;
> >         int ret;
> >
> > -       pm_runtime_get_sync(&client->dev);
> > +       ret = pm_runtime_resume_and_get(&client->dev);
> > +       if (ret < 0)
> > +               return ret;
> >
> >         /* start sample */
> >         ret = lidar_write_control(data, LIDAR_REG_CONTROL_ACQUIRE);
> > --
> > 2.31.1
> >  



Thanks,
Mauro



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