Re: [PATCH] IIO: bmp280-core.c: fix error in humidity calculation

From: Jonathan Cameron
Date: Sun Apr 02 2017 - 13:46:58 EST




On 2 April 2017 18:29:49 BST, Andreas Klinger <ak@xxxxxxxxxxxxx> wrote:
>Linus Walleij <linus.walleij@xxxxxxxxxx> schrieb am Sun, 02. Apr 16:56:
>> On Sun, Apr 2, 2017 at 11:32 AM, Jonathan Cameron <jic23@xxxxxxxxxx>
>wrote:
>> > On 27/03/17 11:06, Andreas Klinger wrote:
>> >> While calculating the compensation of the humidity there are
>negative
>> >> values interpreted as unsigned because of unsigned variables used.
>> >> These values need to be casted to signed as indicated by the
>documentation
>> >> of the sensor.
>> >>
>> >> Signed-off-by: Andreas Klinger <ak@xxxxxxxxxxxxx>
>> >
>> > Looks superficially right to me, but would like an Ack from Linus
>Walleij.
>>
>> I didn't work on these calculations, only infrastructure for the
>driver
>> but FWIW:
>> Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
>>
>> Matt Ranostay @Intel is the person you probably want to ACK it
>though,
>> he added the humidity calculations :)
He's now at Konsulko.
Ccd
>
>It just turned out that there must be another error in the calculation.
>I'll fix
>and test it first.
>
>When i'm done i'll send a new version of the patch.
>
>Andreas
>
>>
>> Yours,
>> Linus Walleij

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