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SubjectRe: [PATCH v2] iio: sx9310: Prefer async probe
On Tue, 1 Sep 2020 11:01:29 -0600
Daniel Campello <campello@chromium.org> wrote:

> On Tue, Sep 1, 2020 at 9:43 AM Stephen Boyd <swboyd@chromium.org> wrote:
> >
> > Quoting Douglas Anderson (2020-09-01 08:19:43)
> > > On one board I found that:
> > > probe of 5-0028 returned 1 after 259547 usecs
> > >
> > > While some of this time is attributable to the pile of i2c transfers
> > > that we do at probe time, the lion's share (over 200 ms) is sitting
> > > waiting in the polling loop in sx9310_init_compensation() waiting for
> > > the hardware to indicate that it's done.
> > >
> > > There's no reason to block probe of all other devices on our probe.
> > > Turn on async probe.
> > >
> > > Signed-off-by: Douglas Anderson <dianders@chromium.org>
> > > ---
> >
> > Reviewed-by: Stephen Boyd <swboyd@chromium.org>
>
> Reviewed-by: Daniel Campello <campello@chromium.org>
Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to poke at it.

thanks,

Jonathan


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