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    SubjectRe: [PATCH v3 3/5] iio: adc: sun4i-gpadc-iio: add support for H3 thermal sensor
    Hi Icenowy,

    [auto build test WARNING on robh/for-next]
    [also build test WARNING on v4.13-rc2 next-20170724]
    [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

    url: https://github.com/0day-ci/linux/commits/Icenowy-Zheng/IIO-based-thermal-sensor-driver-for-Allwinner-H3-SoC/20170725-035642
    base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
    config: tile-allmodconfig (attached as .config)
    compiler: tilegx-linux-gcc (GCC) 4.6.2
    reproduce:
    wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
    chmod +x ~/bin/make.cross
    # save the attached .config to linux build tree
    make.cross ARCH=tile

    All warnings (new ones prefixed by >>):

    drivers/iio/adc/sun4i-gpadc-iio.c: In function 'sun8i_h3_gpadc_sample_start':
    >> drivers/iio/adc/sun4i-gpadc-iio.c:415:8: warning: large integer implicitly truncated to unsigned type [-Woverflow]

    vim +415 drivers/iio/adc/sun4i-gpadc-iio.c

    410
    411 static int sun8i_h3_gpadc_sample_start(struct sun4i_gpadc_iio *info)
    412 {
    413 regmap_write(info->regmap, SUN8I_H3_GPADC_CTRL2,
    414 SUN8I_H3_GPADC_CTRL2_TEMP_SENSE_EN |
    > 415 SUN8I_H3_GPADC_CTRL2_T_ACQ1(31));
    416 regmap_write(info->regmap, SUN4I_GPADC_CTRL0,
    417 SUN4I_GPADC_CTRL0_T_ACQ(31));
    418 regmap_write(info->regmap, SUN8I_H3_GPADC_CTRL3,
    419 SUN4I_GPADC_CTRL3_FILTER_EN |
    420 SUN4I_GPADC_CTRL3_FILTER_TYPE(1));
    421 regmap_write(info->regmap, SUN8I_H3_GPADC_INTC,
    422 SUN8I_H3_GPADC_INTC_TEMP_PERIOD(800));
    423
    424 return 0;
    425 }
    426

    ---
    0-DAY kernel test infrastructure Open Source Technology Center
    https://lists.01.org/pipermail/kbuild-all Intel Corporation
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