Hi kuldip, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on spi/for-next] [also build test WARNING on v5.9-rc1 next-20200821] [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/0day-ci/linux/commits/kuldip-dwivedi/spi-spi-fsl-dspi-Add-ACPI-support/20200821-211355 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next config: arm64-randconfig-r006-20200820 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project b587ca93be114d07ec3bf654add97d7872325281) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/spi/spi-fsl-dspi.c:1075:36: warning: unused variable 'fsl_dspi_acpi_ids' [-Wunused-const-variable] static const struct acpi_device_id fsl_dspi_acpi_ids[] = { ^ 1 warning generated. # https://github.com/0day-ci/linux/commit/00b7c46d88c9150bd8225fce2b7b95e186514e10 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review kuldip-dwivedi/spi-spi-fsl-dspi-Add-ACPI-support/20200821-211355 git checkout 00b7c46d88c9150bd8225fce2b7b95e186514e10 vim +/fsl_dspi_acpi_ids +1075 drivers/spi/spi-fsl-dspi.c 1074 > 1075 static const struct acpi_device_id fsl_dspi_acpi_ids[] = { 1076 { "NXP0005", .driver_data = (kernel_ulong_t)&devtype_data[LS2085A], }, 1077 {}, 1078 }; 1079 MODULE_DEVICE_TABLE(acpi, fsl_dspi_acpi_ids); 1080 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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