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Date:   Fri, 20 Nov 2020 10:31:18 -0800
From:   Doug Anderson <dianders@...omium.org>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     Jonathan Cameron <jic23@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-iio <linux-iio@...r.kernel.org>,
        Daniel Campello <campello@...omium.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Gwendal Grignou <gwendal@...omium.org>,
        Evan Green <evgreen@...omium.org>
Subject: Re: [PATCH v2] iio: sx9310: Fix semtech,avg-pos-strength setting when
 > 16

Hi,

On Fri, Nov 20, 2020 at 10:29 AM Stephen Boyd <swboyd@...omium.org> wrote:
>
> This DT property can be 0, 16, and then 64, but not 32. The math here
> doesn't recognize this slight bump in the power of 2 numbers and
> translates a DT property of 64 into the register value '3' when it
> really should be '2'. Fix it by subtracting one more if the number being
> translated is larger than 16.
>
> Cc: Daniel Campello <campello@...omium.org>
> Cc: Lars-Peter Clausen <lars@...afoo.de>
> Cc: Peter Meerwald-Stadler <pmeerw@...erw.net>
> Cc: Douglas Anderson <dianders@...omium.org>
> Cc: Gwendal Grignou <gwendal@...omium.org>
> Cc: Evan Green <evgreen@...omium.org>
> Signed-off-by: Stephen Boyd <swboyd@...omium.org>
> ---
>
> Changes from v1 (https://lore.kernel.org/r/20201120073842.3232458-1-swboyd@chromium.org):
>  * Changed ternary to consider 17 to 31 as the same as 16
>
>  drivers/iio/proximity/sx9310.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Douglas Anderson <dianders@...omium.org>

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