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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2020-01-30 22:16:13 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-01-31 10:30:40 -0800 |
| commit | f88b4265450fc879f6db8a811e33068ae168c4a4 (patch) | |
| tree | 13594adacb7734ccf64803d2a5e379298051e240 /drivers/iio | |
| parent | b741ffb4bf2cb8fa80a90c246cc36d9583c36701 (diff) | |
| download | linux-f88b4265450fc879f6db8a811e33068ae168c4a4.tar.gz linux-f88b4265450fc879f6db8a811e33068ae168c4a4.tar.bz2 linux-f88b4265450fc879f6db8a811e33068ae168c4a4.zip | |
iio: adc: qcom-vadc-common: use <linux/units.h> helpers
This switches the qcom-vadc-common to use milli_kelvin_to_millicelsius()
in <linux/units.h>.
Link: http://lkml.kernel.org/r/1576386975-7941-13-git-send-email-akinobu.mita@gmail.com
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Hartmut Knaack <knaack.h@gmx.de>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Peter Meerwald-Stadler <pmeerw@pmeerw.net>
Cc: Amit Kucheria <amit.kucheria@verdurent.com>
Cc: Andy Shevchenko <andy@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Darren Hart <dvhart@infradead.org>
Cc: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Jean Delvare <jdelvare@suse.com>
Cc: Jens Axboe <axboe@fb.com>
Cc: Johannes Berg <johannes.berg@intel.com>
Cc: Jonathan Cameron <jic23@kernel.org>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: Keith Busch <kbusch@kernel.org>
Cc: Luca Coelho <luciano.coelho@intel.com>
Cc: Sagi Grimberg <sagi@grimberg.me>
Cc: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Sujith Thomas <sujith.thomas@intel.com>
Cc: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/adc/qcom-vadc-common.c | 6 | ||||
| -rw-r--r-- | drivers/iio/adc/qcom-vadc-common.h | 1 |
2 files changed, 3 insertions, 4 deletions
diff --git a/drivers/iio/adc/qcom-vadc-common.c b/drivers/iio/adc/qcom-vadc-common.c index dcd7fb5b9fb2..2bb78d1c4daa 100644 --- a/drivers/iio/adc/qcom-vadc-common.c +++ b/drivers/iio/adc/qcom-vadc-common.c @@ -6,6 +6,7 @@ #include <linux/log2.h> #include <linux/err.h> #include <linux/module.h> +#include <linux/units.h> #include "qcom-vadc-common.h" @@ -236,8 +237,7 @@ static int qcom_vadc_scale_die_temp(const struct vadc_linear_graph *calib_graph, voltage = 0; } - voltage -= KELVINMIL_CELSIUSMIL; - *result_mdec = voltage; + *result_mdec = milli_kelvin_to_millicelsius(voltage); return 0; } @@ -325,7 +325,7 @@ static int qcom_vadc_scale_hw_calib_die_temp( { *result_mdec = qcom_vadc_scale_code_voltage_factor(adc_code, prescale, data, 2); - *result_mdec -= KELVINMIL_CELSIUSMIL; + *result_mdec = milli_kelvin_to_millicelsius(*result_mdec); return 0; } diff --git a/drivers/iio/adc/qcom-vadc-common.h b/drivers/iio/adc/qcom-vadc-common.h index bbb1fa02b382..e074902a24cc 100644 --- a/drivers/iio/adc/qcom-vadc-common.h +++ b/drivers/iio/adc/qcom-vadc-common.h @@ -38,7 +38,6 @@ #define VADC_AVG_SAMPLES_MAX 512 #define ADC5_AVG_SAMPLES_MAX 16 -#define KELVINMIL_CELSIUSMIL 273150 #define PMIC5_CHG_TEMP_SCALE_FACTOR 377500 #define PMIC5_SMB_TEMP_CONSTANT 419400 #define PMIC5_SMB_TEMP_SCALE_FACTOR 356 |