Hi Xiaohui, Thank you for the patch! Yet something to improve: [auto build test ERROR on jic23-iio/togreg] [also build test ERROR on v5.19-rc1 next-20220608] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Xiaohui-Zhang/iio-proximity-sx9360-Fix-hardware-gain-read-write/20220608-125912 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg config: openrisc-randconfig-r033-20220608 (https://download.01.org/0day-ci/archive/20220609/202206090828.1Q7GljFY-lkp@xxxxxxxxx/config) compiler: or1k-linux-gcc (GCC) 11.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/bdc0a6947530604152de0d152635e144a486ee32 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Xiaohui-Zhang/iio-proximity-sx9360-Fix-hardware-gain-read-write/20220608-125912 git checkout bdc0a6947530604152de0d152635e144a486ee32 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=openrisc SHELL=/bin/bash drivers/iio/proximity/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/iio/proximity/sx9360.c: In function 'sx9360_read_gain': >> drivers/iio/proximity/sx9360.c:297:28: error: 'SX9360_REG_PROX_CTRL0_GAIN_RSVD' undeclared (first use in this function); did you mean 'SX9324_REG_PROX_CTRL0_GAIN_RSVD'? 297 | else if (regval == SX9360_REG_PROX_CTRL0_GAIN_RSVD || | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | SX9324_REG_PROX_CTRL0_GAIN_RSVD drivers/iio/proximity/sx9360.c:297:28: note: each undeclared identifier is reported only once for each function it appears in >> drivers/iio/proximity/sx9360.c:298:27: error: 'SX9360_REG_PROX_CTRL0_GAIN_8' undeclared (first use in this function); did you mean 'SX9324_REG_PROX_CTRL0_GAIN_8'? 298 | regval > SX9360_REG_PROX_CTRL0_GAIN_8) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ | SX9324_REG_PROX_CTRL0_GAIN_8 drivers/iio/proximity/sx9360.c: In function 'sx9360_write_gain': drivers/iio/proximity/sx9360.c:646:32: error: 'SX9360_REG_PROX_CTRL0_GAIN_8' undeclared (first use in this function); did you mean 'SX9324_REG_PROX_CTRL0_GAIN_8'? 646 | if (val <= 0 || gain > SX9360_REG_PROX_CTRL0_GAIN_8) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ | SX9324_REG_PROX_CTRL0_GAIN_8 drivers/iio/proximity/sx9360.c: At top level: >> drivers/iio/proximity/sx9360.c:699:17: error: 'SX9360_REG_PROX_CTRL0_GAIN_1' undeclared here (not in a function); did you mean 'SX9324_REG_PROX_CTRL0_GAIN_1'? 699 | SX9360_REG_PROX_CTRL0_GAIN_1 << SX9360_REG_PROX_CTRL0_GAIN_SHIFT | | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ | SX9324_REG_PROX_CTRL0_GAIN_1 >> drivers/iio/proximity/sx9360.c:699:49: error: 'SX9360_REG_PROX_CTRL0_GAIN_SHIFT' undeclared here (not in a function); did you mean 'SX9324_REG_PROX_CTRL0_GAIN_SHIFT'? 699 | SX9360_REG_PROX_CTRL0_GAIN_1 << SX9360_REG_PROX_CTRL0_GAIN_SHIFT | | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | SX9324_REG_PROX_CTRL0_GAIN_SHIFT vim +297 drivers/iio/proximity/sx9360.c 282 283 static int sx9360_read_gain(struct sx_common_data *data, 284 const struct iio_chan_spec *chan, int *val) 285 { 286 unsigned int reg, regval; 287 int ret; 288 289 reg = SX9360_REG_PROX_CTRL0_PHR + chan->channel; 290 ret = regmap_read(data->regmap, reg, ®val); 291 if (ret) 292 return ret; 293 294 regval = FIELD_GET(SX9360_REG_PROX_CTRL0_GAIN_MASK, regval); 295 if (regval) 296 regval--; > 297 else if (regval == SX9360_REG_PROX_CTRL0_GAIN_RSVD || > 298 regval > SX9360_REG_PROX_CTRL0_GAIN_8) 299 return -EINVAL; 300 301 *val = 1 << regval; 302 303 return IIO_VAL_INT; 304 } 305 -- 0-DAY CI Kernel Test Service https://01.org/lkp