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Groups > linux.kernel > #1244134
| From | Jonathan Cameron <jic23@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] iio: mxs-lradc: Fix temperature offset |
| Date | 2015-10-11 16:10 +0200 |
| Message-ID | <qipu1-2eE-5@gated-at.bofh.it> (permalink) |
| References | <qgBpF-hk-41@gated-at.bofh.it> <qgJGy-3T4-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 07/10/15 00:13, Marek Vasut wrote:
> On 10/06/2015 16:22, Alexandre Belloni wrote:
>> 0° Kelvin is actually −273.15°C, not -272.15°C. Fix the temperature offset.
>>
>> Reported-by: Janusz Użycki <j.uzycki@elpromaelectronics.com>
>> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
>
> Nice find :-)
>
> Acked-by: Marek Vasut <marex@denx.de>
Ah, missed this when applying. Have added your Ack to the V2 and will
push it out later.
J
>
> (I am using different MUA, please pardon the possible issues)
>
>> ---
>> drivers/staging/iio/adc/mxs-lradc.c | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
>> index 3f7715c9968b..67bfa54c4fb1 100644
>> --- a/drivers/staging/iio/adc/mxs-lradc.c
>> +++ b/drivers/staging/iio/adc/mxs-lradc.c
>> @@ -916,10 +916,10 @@ static int mxs_lradc_read_raw(struct iio_dev *iio_dev,
>> if (chan->type == IIO_TEMP) {
>> /* The calculated value from the ADC is in Kelvin, we
>> * want Celsius for hwmon so the offset is
>> - * -272.15 * scale
>> + * -273.15 * scale
>> */
>> - *val = -1075;
>> - *val2 = 691699;
>> + *val = -1079;
>> + *val2 = 644268;
>>
>> return IIO_VAL_INT_PLUS_MICRO;
>> }
>>
>
> --
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[PATCH] iio: mxs-lradc: Fix temperature offset Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2015-10-06 16:30 +0200
Re: [PATCH] iio: mxs-lradc: Fix temperature offset Stefan Wahren <stefan.wahren@i2se.com> - 2015-10-06 20:50 +0200
Re: [PATCH] iio: mxs-lradc: Fix temperature offset Marek Vasut <marex@denx.de> - 2015-10-07 01:20 +0200
Re: [PATCH] iio: mxs-lradc: Fix temperature offset Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2015-10-07 02:50 +0200
Re: [PATCH] iio: mxs-lradc: Fix temperature offset Stefan Wahren <stefan.wahren@i2se.com> - 2015-10-07 09:20 +0200
Re: [PATCH] iio: mxs-lradc: Fix temperature offset Marek Vasut <marex@denx.de> - 2015-10-08 23:20 +0200
Re: [PATCH] iio: mxs-lradc: Fix temperature offset Marek Vasut <marex@denx.de> - 2015-10-07 01:20 +0200
Re: [PATCH] iio: mxs-lradc: Fix temperature offset Jonathan Cameron <jic23@kernel.org> - 2015-10-11 16:10 +0200
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