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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