Re: [PATCH AUTOSEL 5.4 105/350] iio: chemical: atlas-ph-sensor: fix iio_triggered_buffer_predisable() position

Matt Ranostay
2019-12-15T23:25:41Z

On Sun, Dec 15, 2019 at 7:53 AM Jonathan Cameron
<jic23@jic23.retrosnub.co.uk> wrote:
>
> On Tue, 10 Dec 2019 16:03:30 -0500
> Sasha Levin <sashal@kernel.org> wrote:
>
> > From: Alexandru Ardelean <alexandru.ardelean@analog.com>
> >
> > [ Upstream commit 0c8a6e72f3c04bfe92a64e5e0791bfe006aabe08 ]
> >
> > The iio_triggered_buffer_{predisable,postenable} functions attach/detach
> > the poll functions.
> >
> > The iio_triggered_buffer_predisable() should be called last, to detach the
> > poll func after the devices has been suspended.
> >
> > The position of iio_triggered_buffer_postenable() is correct.
> >
> > Note this is not stable material. It's a fix in the logical
> > model rather fixing an actual bug. These are being tidied up
> > throughout the subsystem to allow more substantial rework that
> > was blocked by variations in how things were done.
>
> See comment. This is not what I would consider stable material.
>

Outside of the comment, which really isn't probably enough to avoid
the autoselection script from detecting it (could be "stable" in the
message alone selects it :) ),
is there any way to signal that a patch is "NOT for stable trees"?
Probably don't want to clutter up the commit messages of course.

- Matt

> >
> > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
> > Acked-by: Matt Ranostay <matt.ranostay@konsulko.com>
> > Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> > Signed-off-by: Sasha Levin <sashal@kernel.org>
> > ---
> > drivers/iio/chemical/atlas-ph-sensor.c | 8 ++++----
> > 1 file changed, 4 insertions(+), 4 deletions(-)
> >
> > diff --git a/drivers/iio/chemical/atlas-ph-sensor.c b/drivers/iio/chemical/atlas-ph-sensor.c
> > index 3a20cb5d9bffc..6c175eb1c7a7f 100644
> > --- a/drivers/iio/chemical/atlas-ph-sensor.c
> > +++ b/drivers/iio/chemical/atlas-ph-sensor.c
> > @@ -323,16 +323,16 @@ static int atlas_buffer_predisable(struct iio_dev *indio_dev)
> > struct atlas_data *data = iio_priv(indio_dev);
> > int ret;
> >
> > - ret = iio_triggered_buffer_predisable(indio_dev);
> > + ret = atlas_set_interrupt(data, false);
> > if (ret)
> > return ret;
> >
> > - ret = atlas_set_interrupt(data, false);
> > + pm_runtime_mark_last_busy(&data->client->dev);
> > + ret = pm_runtime_put_autosuspend(&data->client->dev);
> > if (ret)
> > return ret;
> >
> > - pm_runtime_mark_last_busy(&data->client->dev);
> > - return pm_runtime_put_autosuspend(&data->client->dev);
> > + return iio_triggered_buffer_predisable(indio_dev);
> > }
> >
> > static const struct iio_trigger_ops atlas_interrupt_trigger_ops = {
>