Messages in this thread | | | Date | Sun, 6 Sep 2020 16:22:34 +0100 | From | Jonathan Cameron <> | Subject | Re: [PATCH v2] iio: sx9310: Prefer async probe |
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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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