Hi Jean-Baptiste, Thank you for the patch! Yet something to improve: [auto build test ERROR on iio/togreg] [also build test ERROR on robh/for-next linus/master v5.7 next-20200608] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Jean-Baptiste-Maneyrol/iio-imu-new-inv_icm42600-driver/20200609-044917 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg config: x86_64-allyesconfig (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project e429cffd4f228f70c1d9df0e5d77c08590dd9766) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>, old ones prefixed by <<): >> drivers/iio/imu/inv_icm42600/inv_icm42600_core.c:91:63: error: passing 'const struct iio_dev *' to parameter of type 'struct iio_dev *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] const struct inv_icm42600_state *st = iio_device_get_drvdata(indio_dev); ^~~~~~~~~ include/linux/iio/iio.h:672:60: note: passing argument to parameter 'indio_dev' here static inline void *iio_device_get_drvdata(struct iio_dev *indio_dev) ^ 1 error generated. vim +91 drivers/iio/imu/inv_icm42600/inv_icm42600_core.c 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 86 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 87 const struct iio_mount_matrix * 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 88 inv_icm42600_get_mount_matrix(const struct iio_dev *indio_dev, 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 89 const struct iio_chan_spec *chan) 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 90 { 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 @91 const struct inv_icm42600_state *st = iio_device_get_drvdata(indio_dev); 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 92 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 93 return &st->orientation; 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 94 } 632e967c33fb32 Jean-Baptiste Maneyrol 2020-06-08 95 :::::: The code at line 91 was first introduced by commit :::::: 632e967c33fb32bb0a2a2f85a2a8d2e6d2b125f3 iio: imu: inv_icm42600: add core of new inv_icm42600 driver :::::: TO: Jean-Baptiste Maneyrol <jmaneyrol@xxxxxxxxxxxxxx> :::::: CC: 0day robot <lkp@xxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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